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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using System.Drawing;
using System.Windows.Forms.VisualStyles;
using Microsoft.DotNet.RemoteExecutor;
using System.Windows.Forms.TestUtilities;
using Size = System.Drawing.Size;
namespace System.Windows.Forms.Tests;
public class DataGridViewHeaderCellTests
{
[WinFormsFact]
public void DataGridViewHeaderCell_Ctor_Default()
{
SubDataGridViewHeaderCell cell = new();
Assert.Equal(ButtonState.Normal, cell.ButtonState);
Assert.Equal(-1, cell.ColumnIndex);
Assert.Equal(Rectangle.Empty, cell.ContentBounds);
Assert.Null(cell.ContextMenuStrip);
Assert.Null(cell.DataGridView);
Assert.Null(cell.DefaultNewRowValue);
Assert.False(cell.Displayed);
Assert.Null(cell.EditedFormattedValue);
Assert.Empty(cell.ErrorText);
Assert.Null(cell.FormattedValue);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(cell.Frozen);
Assert.False(cell.HasStyle);
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.ResizableSet, cell.InheritedState);
Assert.False(cell.IsInEditMode);
Assert.Null(cell.OwningColumn);
Assert.Null(cell.OwningRow);
Assert.Equal(new Size(-1, -1), cell.PreferredSize);
Assert.True(cell.ReadOnly);
Assert.False(cell.Resizable);
Assert.Equal(-1, cell.RowIndex);
Assert.False(cell.Selected);
Assert.Equal(new Size(-1, -1), cell.Size);
Assert.Equal(DataGridViewElementStates.None, cell.State);
Assert.NotNull(cell.Style);
Assert.Same(cell.Style, cell.Style);
Assert.Null(cell.Tag);
Assert.Empty(cell.ToolTipText);
Assert.Null(cell.Value);
Assert.Equal(typeof(object), cell.ValueType);
Assert.False(cell.Visible);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Displayed_GetWithRow_ReturnsExpected(bool rowVisible)
{
using DataGridViewRow row = new()
{
Visible = rowVisible
};
using SubDataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.False(cell.Displayed);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Displayed_GetWithRowHeaderCell_ReturnsExpected(bool rowVisible)
{
using DataGridViewRow row = new()
{
Visible = rowVisible
};
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.False(cell.Displayed);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Displayed_GetColumnHeaderCellHeaderCell_ReturnsExpected(bool columnVisible)
{
using DataGridViewColumn column = new()
{
Visible = columnVisible
};
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.False(cell.Displayed);
}
public static IEnumerable<object[]> Displayed_GetWithDataGridView_TestData()
{
foreach (bool gridVisible in new bool[] { true, false })
{
foreach (bool rowHeadersVisible in new bool[] { true, false })
{
foreach (bool columnHeadersVisible in new bool[] { true, false })
{
foreach (bool rowVisible in new bool[] { true, false })
{
foreach (bool columnVisible in new bool[] { true, false })
{
yield return new object[] { gridVisible, rowHeadersVisible, columnHeadersVisible, rowVisible, columnVisible };
}
}
}
}
}
}
[WinFormsTheory]
[MemberData(nameof(Displayed_GetWithDataGridView_TestData))]
public void DataGridViewHeaderCell_Displayed_GetWithDataGridView_ReturnsExpected(bool gridVisible, bool rowHeadersVisible, bool columnHeadersVisible, bool rowVisible, bool columnVisible)
{
using DataGridView control = new()
{
Visible = gridVisible,
RowHeadersVisible = rowHeadersVisible,
ColumnHeadersVisible = columnHeadersVisible
};
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Visible = columnVisible
};
control.Columns.Add(column);
control.Rows.Add();
DataGridViewRow row = control.Rows[0];
row.Visible = rowVisible;
DataGridViewCell cell = Assert.IsType<DataGridViewHeaderCell>(row.Cells[0]);
Assert.False(cell.Displayed);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[MemberData(nameof(Displayed_GetShared_TestData))]
public void DataGridViewHeaderCell_Displayed_GetColumnHeaderCellWithDataGridViewHeaderCell_ReturnsExpected(bool gridVisible, bool rowHeadersVisible, bool columnHeadersVisible, bool columnVisible)
{
using DataGridView control = new()
{
Visible = gridVisible,
RowHeadersVisible = rowHeadersVisible,
ColumnHeadersVisible = columnHeadersVisible
};
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Visible = columnVisible
};
control.Columns.Add(column);
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.False(cell.Displayed);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[MemberData(nameof(Displayed_GetWithDataGridView_TestData))]
public void DataGridViewHeaderCell_Displayed_GetRowHeaderCellWithDataGridView_ReturnsExpected(bool gridVisible, bool rowHeadersVisible, bool columnHeadersVisible, bool columnVisible, bool rowVisible)
{
using DataGridView control = new()
{
Visible = gridVisible,
RowHeadersVisible = rowHeadersVisible,
ColumnHeadersVisible = columnHeadersVisible
};
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Visible = columnVisible
};
control.Columns.Add(column);
control.Rows.Add();
DataGridViewRow row = control.Rows[0];
row.Visible = rowVisible;
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.False(cell.Displayed);
Assert.False(control.IsHandleCreated);
}
public static IEnumerable<object[]> Displayed_GetTopLeftHeaderCell_TestData()
{
foreach (bool gridVisible in new bool[] { true, false })
{
foreach (bool rowHeadersVisible in new bool[] { true, false })
{
foreach (bool columnHeadersVisible in new bool[] { true, false })
{
yield return new object[] { gridVisible, rowHeadersVisible, columnHeadersVisible };
}
}
}
}
[WinFormsTheory]
[MemberData(nameof(Displayed_GetTopLeftHeaderCell_TestData))]
public void DataGridViewHeaderCell_Displayed_GetTopLeftHeaderCell_ReturnsExpected(bool gridVisible, bool rowHeadersVisible, bool columnHeadersVisible)
{
using DataGridViewHeaderCell cell = new();
using DataGridView control = new()
{
Visible = gridVisible,
RowHeadersVisible = rowHeadersVisible,
ColumnHeadersVisible = columnHeadersVisible,
TopLeftHeaderCell = cell
};
Assert.False(cell.Displayed);
Assert.False(control.IsHandleCreated);
}
public static IEnumerable<object[]> Displayed_GetShared_TestData()
{
foreach (bool gridVisible in new bool[] { true, false })
{
foreach (bool rowHeadersVisible in new bool[] { true, false })
{
foreach (bool columnHeadersVisible in new bool[] { true, false })
{
foreach (bool columnVisible in new bool[] { true, false })
{
yield return new object[] { gridVisible, rowHeadersVisible, columnHeadersVisible, columnVisible };
}
}
}
}
}
[WinFormsTheory]
[MemberData(nameof(Displayed_GetShared_TestData))]
public void DataGridViewHeaderCell_Displayed_GetShared_ReturnsExpected(bool gridVisible, bool rowHeadersVisible, bool columnHeadersVisible, bool columnVisible)
{
using DataGridView control = new()
{
Visible = gridVisible,
RowHeadersVisible = rowHeadersVisible,
ColumnHeadersVisible = columnHeadersVisible
};
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Visible = columnVisible
};
control.Columns.Add(column);
control.Rows.Add();
DataGridViewRow row = control.Rows.SharedRow(0);
DataGridViewCell cell = Assert.IsType<DataGridViewHeaderCell>(row.Cells[0]);
if (gridVisible && rowHeadersVisible)
{
Assert.Throws<InvalidOperationException>(() => cell.Displayed);
}
else
{
Assert.Equal(gridVisible && rowHeadersVisible && columnHeadersVisible && columnVisible, cell.Displayed);
}
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[MemberData(nameof(Displayed_GetWithDataGridView_TestData))]
public void DataGridViewHeaderCell_Displayed_GetWithDataGridViewWithHandle_ReturnsExpected(bool gridVisible, bool rowHeadersVisible, bool columnHeadersVisible, bool rowVisible, bool columnVisible)
{
using DataGridView control = new()
{
Visible = gridVisible,
RowHeadersVisible = rowHeadersVisible,
ColumnHeadersVisible = columnHeadersVisible
};
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Visible = columnVisible
};
control.Columns.Add(column);
control.Rows.Add();
DataGridViewRow row = control.Rows[0];
row.Visible = rowVisible;
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
DataGridViewCell cell = Assert.IsType<DataGridViewHeaderCell>(row.Cells[0]);
Assert.Equal(gridVisible && rowHeadersVisible && rowVisible, cell.Displayed);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
[WinFormsTheory]
[MemberData(nameof(Displayed_GetShared_TestData))]
public void DataGridViewHeaderCell_Displayed_GetColumnHeaderCellWithDataGridViewWithHandle_ReturnsExpected(bool gridVisible, bool rowHeadersVisible, bool columnHeadersVisible, bool columnVisible)
{
using DataGridView control = new()
{
Visible = gridVisible,
RowHeadersVisible = rowHeadersVisible,
ColumnHeadersVisible = columnHeadersVisible
};
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Visible = columnVisible
};
control.Columns.Add(column);
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
Assert.Equal(gridVisible && columnHeadersVisible && columnVisible, cell.Displayed);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
[WinFormsTheory]
[MemberData(nameof(Displayed_GetWithDataGridView_TestData))]
public void DataGridViewHeaderCell_Displayed_GetRowHeaderCellWithDataGridViewWithHandle_ReturnsExpected(bool gridVisible, bool rowHeadersVisible, bool columnHeadersVisible, bool columnVisible, bool rowVisible)
{
using DataGridView control = new()
{
Visible = gridVisible,
RowHeadersVisible = rowHeadersVisible,
ColumnHeadersVisible = columnHeadersVisible
};
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Visible = columnVisible
};
control.Columns.Add(column);
control.Rows.Add();
DataGridViewRow row = control.Rows[0];
row.Visible = rowVisible;
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
Assert.Equal(gridVisible && rowHeadersVisible && rowVisible, cell.Displayed);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Displayed_GetTopLeftHeaderCellWithHandle_ReturnsExpected(bool visible)
{
using DataGridView control = new()
{
Visible = visible
};
using DataGridViewHeaderCell cell = new();
control.TopLeftHeaderCell = cell;
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
Assert.Equal(visible, cell.Displayed);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
// Note if we fix this issue
// https://github.com/dotnet/winforms/issues/6930#issuecomment-1090213559
// then we will have to edit this test.
[WinFormsTheory]
[MemberData(nameof(Displayed_GetShared_TestData))]
public void DataGridViewHeaderCell_Displayed_GetSharedWithHandle_ReturnsExpected(bool gridVisible, bool rowHeadersVisible, bool columnHeadersVisible, bool columnVisible)
{
using DataGridView control = new()
{
Visible = gridVisible,
RowHeadersVisible = rowHeadersVisible,
ColumnHeadersVisible = columnHeadersVisible
};
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Visible = columnVisible
};
control.Columns.Add(column);
control.Rows.Add();
DataGridViewRow row = control.Rows.SharedRow(0);
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
// DataGridViewHeaderCell with OwningRow will be visible only if: gridVisible && rowHeadersVisible && OwningRow.Displayed.
// And OwningRow.Displayed will be true if columnVisible.
// See https://github.com/dotnet/winforms/pull/6957 and
// DataGridViewCell_Displayed_GetWithSharedDataGridViewWithHandle_ReturnsExpected test for details.
DataGridViewCell cell = Assert.IsType<DataGridViewHeaderCell>(row.Cells[0]);
if (gridVisible && rowHeadersVisible && !columnVisible)
{
Assert.Throws<InvalidOperationException>(() => cell.Displayed);
}
else
{
Assert.Equal(gridVisible && rowHeadersVisible && columnVisible, cell.Displayed);
}
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
[WinFormsTheory]
[InlineData(DataGridViewElementStates.None, false)]
[InlineData(DataGridViewElementStates.Frozen, false)]
[InlineData(DataGridViewElementStates.Frozen | DataGridViewElementStates.ReadOnly, false)]
[InlineData(DataGridViewElementStates.Frozen | DataGridViewElementStates.Selected, false)]
public void DataGridViewHeaderCell_Frozen_GetWithCustomState_ReturnsExpected(DataGridViewElementStates state, bool expected)
{
using CustomStateDataGridViewHeaderCell cell = new()
{
StateResult = state
};
Assert.Equal(expected, cell.Frozen);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Frozen_GetWithRow_ReturnsExpected(bool rowFrozen)
{
using DataGridViewRow row = new()
{
Frozen = rowFrozen
};
using SubDataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.Equal(rowFrozen, cell.Frozen);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Frozen_GetColumnHeaderCellHeaderCell_ReturnsExpected(bool columnFrozen)
{
using DataGridViewColumn column = new()
{
Frozen = columnFrozen
};
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Equal(columnFrozen, cell.Frozen);
}
[WinFormsTheory]
[InlineData(true, true, true)]
[InlineData(true, false, true)]
[InlineData(false, true, false)]
[InlineData(false, false, false)]
public void DataGridViewHeaderCell_Frozen_GetWithDataGridView_ReturnsExpected(bool rowFrozen, bool columnFrozen, bool expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
row.Frozen = rowFrozen;
column.Frozen = columnFrozen;
DataGridViewCell cell = Assert.IsType<DataGridViewHeaderCell>(row.Cells[0]);
Assert.Equal(expected, cell.Frozen);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(true, true)]
[InlineData(true, false)]
[InlineData(false, true)]
[InlineData(false, false)]
public void DataGridViewHeaderCell_Frozen_GetTopLeftHeaderCell_ReturnsExpected(bool rowHeadersVisible, bool columnHeadersVisible)
{
using DataGridViewHeaderCell cell = new();
using DataGridView control = new()
{
RowHeadersVisible = rowHeadersVisible,
ColumnHeadersVisible = columnHeadersVisible,
TopLeftHeaderCell = cell
};
Assert.True(cell.Frozen);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Frozen_GetShared_ThrowsInvalidOperationException(bool columnFrozen)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows.SharedRow(0);
column.Frozen = columnFrozen;
DataGridViewCell cell = Assert.IsType<DataGridViewHeaderCell>(row.Cells[0]);
Assert.Throws<InvalidOperationException>(() => cell.Frozen);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(DataGridViewElementStates.None)]
[InlineData(DataGridViewElementStates.ReadOnly)]
[InlineData(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.Frozen)]
[InlineData(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.Selected)]
public void DataGridViewHeaderCell_ReadOnly_GetWithCustomState_ReturnsExpected(DataGridViewElementStates state)
{
using CustomStateDataGridViewHeaderCell cell = new()
{
StateResult = state
};
Assert.True(cell.ReadOnly);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_ReadOnly_GetWithRow_ReturnsExpected(bool rowReadOnly)
{
using DataGridViewRow row = new()
{
ReadOnly = rowReadOnly
};
using DataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.True(cell.ReadOnly);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_ReadOnly_GetWithRowHeaderCell_ReturnsExpected(bool rowReadOnly)
{
using DataGridViewRow row = new()
{
ReadOnly = rowReadOnly
};
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.True(cell.ReadOnly);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_ReadOnly_GetColumnHeaderCellHeaderCell_ReturnsExpected(bool columnReadOnly)
{
using DataGridViewColumn column = new()
{
ReadOnly = columnReadOnly
};
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.True(cell.ReadOnly);
}
public static IEnumerable<object[]> ReadOnly_Get_TestData()
{
foreach (bool readOnly in new bool[] { true, false })
{
foreach (bool rowReadOnly in new bool[] { true, false })
{
foreach (bool columnReadOnly in new bool[] { true, false })
{
yield return new object[] { readOnly, rowReadOnly, columnReadOnly };
}
}
}
}
[WinFormsTheory]
[MemberData(nameof(ReadOnly_Get_TestData))]
public void DataGridViewHeaderCell_ReadOnly_GetWithDataGridView_ReturnsExpected(bool readOnly, bool rowReadOnly, bool columnReadOnly)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
ReadOnly = readOnly
};
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
row.ReadOnly = rowReadOnly;
column.ReadOnly = columnReadOnly;
DataGridViewCell cell = row.Cells[0];
Assert.True(cell.ReadOnly);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[MemberData(nameof(ReadOnly_Get_TestData))]
public void DataGridViewHeaderCell_ReadOnly_GetRowHeaderWithDataGridView_ReturnsExpected(bool readOnly, bool rowReadOnly, bool columnReadOnly)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
ReadOnly = readOnly
};
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
row.ReadOnly = rowReadOnly;
column.ReadOnly = columnReadOnly;
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.True(cell.ReadOnly);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[MemberData(nameof(ReadOnly_Get_TestData))]
public void DataGridViewHeaderCell_ReadOnly_GetColumnHeaderCellWithDataGridView_ReturnsExpected(bool readOnly, bool rowReadOnly, bool columnReadOnly)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
ReadOnly = readOnly
};
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
row.ReadOnly = rowReadOnly;
column.ReadOnly = columnReadOnly;
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.True(cell.ReadOnly);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_ReadOnly_GetTopLeftHeaderCell_ReturnsExpected(bool readOnly)
{
using DataGridViewHeaderCell cell = new();
using DataGridView control = new()
{
ReadOnly = readOnly,
TopLeftHeaderCell = cell
};
Assert.True(cell.ReadOnly);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(true, true)]
[InlineData(true, false)]
[InlineData(false, true)]
[InlineData(false, false)]
public void DataGridViewHeaderCell_ReadOnly_GetShared_ReturnsExpected(bool readOnly, bool columnReadOnly)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
ReadOnly = readOnly
};
control.Columns.Add(column);
DataGridViewRow row = control.Rows.SharedRow(0);
column.ReadOnly = columnReadOnly;
DataGridViewCell cell = row.Cells[0];
Assert.True(cell.ReadOnly);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_ReadOnly_Set_ThrowsInvalidOperationException(bool value)
{
using DataGridViewHeaderCell cell = new();
Assert.Throws<InvalidOperationException>(() => cell.ReadOnly = value);
Assert.True(cell.ReadOnly);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_ReadOnly_SetWithRow_ThrowsInvalidOperationException(bool value)
{
using DataGridViewRow row = new();
using DataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.Throws<InvalidOperationException>(() => cell.ReadOnly = value);
Assert.True(cell.ReadOnly);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_ReadOnly_SetWithRowHeaderCell_ThrowsInvalidOperationException(bool value)
{
using DataGridViewRow row = new();
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Throws<InvalidOperationException>(() => cell.ReadOnly = value);
Assert.True(cell.ReadOnly);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_ReadOnly_SetColumnHeaderCellHeaderCell_ThrowsInvalidOperationException(bool value)
{
using DataGridViewColumn column = new();
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Throws<InvalidOperationException>(() => cell.ReadOnly = value);
Assert.True(cell.ReadOnly);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_ReadOnly_SetWithDataGridView_ThrowsInvalidOperationException(bool value)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewCell cell = control.Rows[0].Cells[0];
Assert.Throws<InvalidOperationException>(() => cell.ReadOnly = value);
Assert.True(cell.ReadOnly);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_ReadOnly_SetRowHeaderCellWithDataGridView_ThrowsInvalidOperationException(bool value)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Throws<InvalidOperationException>(() => cell.ReadOnly = value);
Assert.True(cell.ReadOnly);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_ReadOnly_SetColumnHeaderCellWithDataGridView_ThrowsInvalidOperationException(bool value)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Throws<InvalidOperationException>(() => cell.ReadOnly = value);
Assert.True(cell.ReadOnly);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_ReadOnly_SetTopLeftHeaderCell_ThrowsInvalidOperationException(bool value)
{
using DataGridViewHeaderCell cell = new();
using DataGridView control = new()
{
TopLeftHeaderCell = cell
};
Assert.Throws<InvalidOperationException>(() => cell.ReadOnly = value);
Assert.True(cell.ReadOnly);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_ReadOnly_SetShared_ThrowsInvalidOperationException(bool value)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewCell cell = control.Rows.SharedRow(0).Cells[0];
Assert.Throws<InvalidOperationException>(() => cell.ReadOnly = value);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(DataGridViewElementStates.None, false)]
[InlineData(DataGridViewElementStates.Resizable, false)]
[InlineData(DataGridViewElementStates.Resizable | DataGridViewElementStates.ReadOnly, false)]
[InlineData(DataGridViewElementStates.Resizable | DataGridViewElementStates.Selected, false)]
public void DataGridViewHeaderCell_Resizable_GetWithCustomState_ReturnsExpected(DataGridViewElementStates state, bool expected)
{
using CustomStateDataGridViewHeaderCell cell = new()
{
StateResult = state
};
Assert.Equal(expected, cell.Resizable);
}
[WinFormsTheory]
[InlineData(DataGridViewTriState.True, true)]
[InlineData(DataGridViewTriState.False, false)]
[InlineData(DataGridViewTriState.NotSet, false)]
public void DataGridViewHeaderCell_Resizable_GetWithRow_ReturnsExpected(DataGridViewTriState rowResizable, bool expected)
{
using DataGridViewRow row = new()
{
Resizable = rowResizable
};
using DataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.Equal(expected, cell.Resizable);
}
[WinFormsTheory]
[InlineData(DataGridViewTriState.True, true)]
[InlineData(DataGridViewTriState.False, false)]
[InlineData(DataGridViewTriState.NotSet, false)]
public void DataGridViewHeaderCell_Resizable_GetWithRowHeaderCell_ReturnsExpected(DataGridViewTriState columnResizable, bool expected)
{
using DataGridViewRow row = new()
{
Resizable = columnResizable
};
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Equal(expected, cell.Resizable);
}
[WinFormsTheory]
[InlineData(DataGridViewTriState.True, true)]
[InlineData(DataGridViewTriState.False, false)]
[InlineData(DataGridViewTriState.NotSet, false)]
public void DataGridViewHeaderCell_Resizable_GetColumnHeaderCellHeaderCell_ReturnsExpected(DataGridViewTriState columnResizable, bool expected)
{
using DataGridViewColumn column = new()
{
Resizable = columnResizable
};
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Equal(expected, cell.Resizable);
}
public static IEnumerable<object[]> Resizable_GetRowHeaderCellWithDataGridView_TestData()
{
foreach (DataGridViewColumnHeadersHeightSizeMode columnHeadersHeightSizeMode in Enum.GetValues(typeof(DataGridViewColumnHeadersHeightSizeMode)))
{
foreach (DataGridViewRowHeadersWidthSizeMode rowHeadersWidthSizeMode in Enum.GetValues(typeof(DataGridViewRowHeadersWidthSizeMode)))
{
foreach (DataGridViewTriState columnResizable in Enum.GetValues(typeof(DataGridViewTriState)))
{
bool expected = rowHeadersWidthSizeMode == DataGridViewRowHeadersWidthSizeMode.EnableResizing;
yield return new object[] { columnHeadersHeightSizeMode, rowHeadersWidthSizeMode, DataGridViewTriState.True, columnResizable, true };
yield return new object[] { columnHeadersHeightSizeMode, rowHeadersWidthSizeMode, DataGridViewTriState.False, columnResizable, expected };
yield return new object[] { columnHeadersHeightSizeMode, rowHeadersWidthSizeMode, DataGridViewTriState.NotSet, columnResizable, true };
}
}
}
}
[WinFormsTheory]
[MemberData(nameof(Resizable_GetRowHeaderCellWithDataGridView_TestData))]
public void DataGridViewHeaderCell_Resizable_GetWithDataGridView_ReturnsExpected(DataGridViewColumnHeadersHeightSizeMode columnHeadersHeightSizeMode, DataGridViewRowHeadersWidthSizeMode rowHeadersWidthSizeMode, DataGridViewTriState rowResizable, DataGridViewTriState columnResizable, bool expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
ColumnHeadersHeightSizeMode = columnHeadersHeightSizeMode,
RowHeadersWidthSizeMode = rowHeadersWidthSizeMode
};
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
row.Resizable = rowResizable;
column.Resizable = columnResizable;
DataGridViewCell cell = row.Cells[0];
Assert.Equal(expected, cell.Resizable);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[MemberData(nameof(Resizable_GetRowHeaderCellWithDataGridView_TestData))]
public void DataGridViewHeaderCell_Resizable_GetRowHeaderCellWithDataGridView_ReturnsExpected(DataGridViewColumnHeadersHeightSizeMode columnHeadersHeightSizeMode, DataGridViewRowHeadersWidthSizeMode rowHeadersWidthSizeMode, DataGridViewTriState rowResizable, DataGridViewTriState columnResizable, bool expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
ColumnHeadersHeightSizeMode = columnHeadersHeightSizeMode,
RowHeadersWidthSizeMode = rowHeadersWidthSizeMode
};
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
row.Resizable = rowResizable;
column.Resizable = columnResizable;
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Equal(expected, cell.Resizable);
Assert.False(control.IsHandleCreated);
}
public static IEnumerable<object[]> Resizable_GetColumnHeaderCellWithDataGridView_TestData()
{
foreach (DataGridViewColumnHeadersHeightSizeMode columnHeadersHeightSizeMode in Enum.GetValues(typeof(DataGridViewColumnHeadersHeightSizeMode)))
{
foreach (DataGridViewRowHeadersWidthSizeMode rowHeadersWidthSizeMode in Enum.GetValues(typeof(DataGridViewRowHeadersWidthSizeMode)))
{
foreach (DataGridViewTriState rowResizable in Enum.GetValues(typeof(DataGridViewTriState)))
{
bool expected = columnHeadersHeightSizeMode == DataGridViewColumnHeadersHeightSizeMode.EnableResizing;
yield return new object[] { columnHeadersHeightSizeMode, rowHeadersWidthSizeMode, rowResizable, DataGridViewTriState.True, true };
yield return new object[] { columnHeadersHeightSizeMode, rowHeadersWidthSizeMode, rowResizable, DataGridViewTriState.False, expected };
yield return new object[] { columnHeadersHeightSizeMode, rowHeadersWidthSizeMode, rowResizable, DataGridViewTriState.NotSet, true };
}
}
}
}
[WinFormsTheory]
[MemberData(nameof(Resizable_GetColumnHeaderCellWithDataGridView_TestData))]
public void DataGridViewHeaderCell_Resizable_GetColumnHeaderCellWithDataGridView_ReturnsExpected(DataGridViewColumnHeadersHeightSizeMode columnHeadersHeightSizeMode, DataGridViewRowHeadersWidthSizeMode rowHeadersWidthSizeMode, DataGridViewTriState rowResizable, DataGridViewTriState columnResizable, bool expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
ColumnHeadersHeightSizeMode = columnHeadersHeightSizeMode,
RowHeadersWidthSizeMode = rowHeadersWidthSizeMode
};
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
row.Resizable = rowResizable;
column.Resizable = columnResizable;
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Equal(expected, cell.Resizable);
Assert.False(control.IsHandleCreated);
}
public static IEnumerable<object[]> Resizable_GetTopLeftHeaderCell_TestData()
{
foreach (DataGridViewColumnHeadersHeightSizeMode columnHeadersHeightSizeMode in Enum.GetValues(typeof(DataGridViewColumnHeadersHeightSizeMode)))
{
foreach (DataGridViewRowHeadersWidthSizeMode rowHeadersWidthSizeMode in Enum.GetValues(typeof(DataGridViewRowHeadersWidthSizeMode)))
{
bool expected = columnHeadersHeightSizeMode == DataGridViewColumnHeadersHeightSizeMode.EnableResizing || rowHeadersWidthSizeMode == DataGridViewRowHeadersWidthSizeMode.EnableResizing;
yield return new object[] { columnHeadersHeightSizeMode, rowHeadersWidthSizeMode, expected };
}
}
}
[WinFormsTheory]
[MemberData(nameof(Resizable_GetTopLeftHeaderCell_TestData))]
public void DataGridViewHeaderCell_Resizable_GetTopLeftHeaderCell_ReturnsExpected(DataGridViewColumnHeadersHeightSizeMode columnHeadersHeightSizeMode, DataGridViewRowHeadersWidthSizeMode rowHeadersWidthSizeMode, bool expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
ColumnHeadersHeightSizeMode = columnHeadersHeightSizeMode,
RowHeadersWidthSizeMode = rowHeadersWidthSizeMode
};
using DataGridViewHeaderCell cell = new();
control.TopLeftHeaderCell = cell;
Assert.Equal(expected, cell.Resizable);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[EnumData<DataGridViewTriState>]
public void DataGridViewHeaderCell_Resizable_GetShared_ThrowsInvalidOperationException(DataGridViewTriState columnResizable)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows.SharedRow(0);
column.Resizable = columnResizable;
DataGridViewCell cell = row.Cells[0];
Assert.Throws<InvalidOperationException>(() => cell.Resizable);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(DataGridViewElementStates.None)]
[InlineData(DataGridViewElementStates.Selected)]
[InlineData(DataGridViewElementStates.Selected | DataGridViewElementStates.ReadOnly)]
[InlineData(DataGridViewElementStates.Selected | DataGridViewElementStates.Frozen)]
public void DataGridViewHeaderCell_Selected_GetWithCustomState_ReturnsExpected(DataGridViewElementStates state)
{
using CustomStateDataGridViewHeaderCell cell = new()
{
StateResult = state
};
Assert.False(cell.Selected);
}
[WinFormsFact]
public void DataGridViewHeaderCell_Selected_GetWithRow_ReturnsExpected()
{
using DataGridViewRow row = new();
using DataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.False(cell.Selected);
}
[WinFormsFact]
public void DataGridViewHeaderCell_Selected_GetWithRowHeaderCell_ReturnsExpected()
{
using DataGridViewRow row = new();
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.False(cell.Selected);
}
[WinFormsFact]
public void DataGridViewHeaderCell_Selected_GetColumnHeaderCellHeaderCell_ReturnsExpected()
{
using DataGridViewColumn column = new();
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.False(cell.Selected);
}
[WinFormsTheory]
[InlineData(true, true)]
[InlineData(true, false)]
[InlineData(false, true)]
[InlineData(false, false)]
public void DataGridViewHeaderCell_Selected_GetWithDataGridView_ReturnsExpected(bool rowSelected, bool columnSelected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
row.Selected = rowSelected;
column.Selected = columnSelected;
DataGridViewCell cell = row.Cells[0];
Assert.False(cell.Selected);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(true, true)]
[InlineData(true, false)]
[InlineData(false, true)]
[InlineData(false, false)]
public void DataGridViewHeaderCell_Selected_GetRowHeaderCellWithDataGridView_ReturnsExpected(bool rowSelected, bool columnSelected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
row.Selected = rowSelected;
column.Selected = columnSelected;
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.False(cell.Selected);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(true, true)]
[InlineData(true, false)]
[InlineData(false, true)]
[InlineData(false, false)]
public void DataGridViewHeaderCell_Selected_GetColumnHeaderCellWithDataGridView_ReturnsExpected(bool rowSelected, bool columnSelected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
row.Selected = rowSelected;
column.Selected = columnSelected;
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.False(cell.Selected);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void DataGridViewHeaderCell_Selected_GetTopLeftHeaderCell_ReturnsExpected()
{
using DataGridViewHeaderCell cell = new();
using DataGridView control = new()
{
TopLeftHeaderCell = cell
};
Assert.False(cell.Selected);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Selected_GetShared_ReturnsExpected(bool columnSelected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows.SharedRow(0);
column.Selected = columnSelected;
DataGridViewCell cell = row.Cells[0];
Assert.False(cell.Selected);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Selected_Set_ThrowsInvalidOperationException(bool value)
{
using DataGridViewHeaderCell cell = new();
Assert.Throws<InvalidOperationException>(() => cell.Selected = value);
Assert.False(cell.Selected);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Selected_SetWithRow_ThrowsInvalidOperationException(bool value)
{
using DataGridViewRow row = new();
using DataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.Throws<InvalidOperationException>(() => cell.Selected = value);
Assert.False(cell.Selected);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Selected_SetWithRowHeaderCell_ThrowsInvalidOperationException(bool value)
{
using DataGridViewRow row = new();
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Throws<InvalidOperationException>(() => cell.Selected = value);
Assert.False(cell.Selected);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Selected_SetColumnHeaderCellHeaderCell_ThrowsInvalidOperationException(bool value)
{
using DataGridViewColumn column = new();
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Throws<InvalidOperationException>(() => cell.Selected = value);
Assert.False(cell.Selected);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Selected_SetWithDataGridView_ThrowsInvalidOperationException(bool value)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewCell cell = control.Rows[0].Cells[0];
Assert.Throws<InvalidOperationException>(() => cell.Selected = value);
Assert.False(cell.Selected);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Selected_SetRowHeaderCellWithDataGridView_ThrowsInvalidOperationException(bool value)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Throws<InvalidOperationException>(() => cell.Selected = value);
Assert.False(cell.Selected);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Selected_SetColumnHeaderCellWithDataGridView_ThrowsInvalidOperationException(bool value)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Throws<InvalidOperationException>(() => cell.Selected = value);
Assert.False(cell.Selected);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Selected_SetTopLeftHeaderCell_ThrowsInvalidOperationException(bool value)
{
using DataGridViewHeaderCell cell = new();
using DataGridView control = new()
{
TopLeftHeaderCell = cell
};
Assert.Throws<InvalidOperationException>(() => cell.Selected = value);
Assert.False(cell.Selected);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Selected_SetShared_ThrowsInvalidOperationException(bool value)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewCell cell = control.Rows.SharedRow(0).Cells[0];
Assert.Throws<InvalidOperationException>(() => cell.Selected = value);
Assert.False(cell.Selected);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void DataGridViewHeaderCell_ValueType_GetWithRow_ReturnsExpected()
{
using DataGridViewRow row = new();
using DataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.Equal(typeof(object), cell.ValueType);
}
[WinFormsFact]
public void DataGridViewHeaderCell_ValueType_GetWithRowHeaderCell_ReturnsExpected()
{
using DataGridViewRow row = new();
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Equal(typeof(object), cell.ValueType);
}
[WinFormsTheory]
[CommonMemberData(typeof(CommonTestHelperEx), nameof(CommonTestHelperEx.GetTypeWithNullTheoryData))]
public void DataGridViewHeaderCell_ValueType_GetColumnHeaderCellHeaderCell_ReturnsExpected(Type valueType)
{
using DataGridViewColumn column = new()
{
ValueType = valueType
};
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Equal(typeof(object), cell.ValueType);
}
[WinFormsTheory]
[CommonMemberData(typeof(CommonTestHelperEx), nameof(CommonTestHelperEx.GetTypeWithNullTheoryData))]
public void DataGridViewHeaderCell_ValueType_GetWithDataGridView_ReturnsExpected(Type valueType)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
ValueType = valueType
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewCell cell = control.Rows[0].Cells[0];
Assert.Equal(typeof(object), cell.ValueType);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[CommonMemberData(typeof(CommonTestHelperEx), nameof(CommonTestHelperEx.GetTypeWithNullTheoryData))]
public void DataGridViewHeaderCell_ValueType_GetRowHeaderCellWithDataGridView_ReturnsExpected(Type valueType)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
ValueType = valueType
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Equal(typeof(object), cell.ValueType);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[CommonMemberData(typeof(CommonTestHelperEx), nameof(CommonTestHelperEx.GetTypeWithNullTheoryData))]
public void DataGridViewHeaderCell_ValueType_GetColumnHeaderCellWithDataGridView_ReturnsExpected(Type valueType)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
ValueType = valueType
};
using DataGridView control = new();
control.Columns.Add(column);
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Equal(typeof(object), cell.ValueType);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void DataGridViewHeaderCell_ValueType_GetTopLeftHeaderCell_ReturnsExpected()
{
using DataGridViewHeaderCell cell = new();
using DataGridView control = new()
{
TopLeftHeaderCell = cell
};
Assert.Equal(typeof(object), cell.ValueType);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(typeof(int), typeof(int))]
[InlineData(typeof(object), typeof(object))]
[InlineData(null, typeof(object))]
public void DataGridViewHeaderCell_ValueType_Set_GetReturnsExpected(Type value, Type expected)
{
using DataGridViewHeaderCell cell = new()
{
ValueType = value
};
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
// Set same.
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
}
[WinFormsTheory]
[InlineData(typeof(int), typeof(int))]
[InlineData(typeof(object), typeof(object))]
[InlineData(null, typeof(object))]
public void DataGridViewHeaderCell_ValueType_SetWithNonNullOldValue_GetReturnsExpected(Type value, Type expected)
{
using DataGridViewHeaderCell cell = new()
{
ValueType = typeof(string)
};
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
// Set same.
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
}
[WinFormsTheory]
[InlineData(typeof(int), typeof(int))]
[InlineData(typeof(object), typeof(object))]
[InlineData(null, typeof(object))]
public void DataGridViewHeaderCell_ValueType_SetWithRow_GetReturnsExpected(Type value, Type expected)
{
using DataGridViewRow row = new();
using DataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
// Set same.
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
}
[WinFormsTheory]
[InlineData(typeof(int), typeof(int))]
[InlineData(typeof(object), typeof(object))]
[InlineData(null, typeof(object))]
public void DataGridViewHeaderCell_ValueType_SetWithRowWithNonNullOldValue_GetReturnsExpected(Type value, Type expected)
{
using DataGridViewRow row = new();
using DataGridViewHeaderCell cell = new()
{
ValueType = typeof(string)
};
row.Cells.Add(cell);
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
// Set same.
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
}
public static IEnumerable<object[]> ValueType_SetColumnHeaderCellHeaderCell_TestData()
{
yield return new object[] { null, typeof(object) };
yield return new object[] { typeof(object), typeof(object) };
yield return new object[] { typeof(int), typeof(int) };
}
[WinFormsTheory]
[MemberData(nameof(ValueType_SetColumnHeaderCellHeaderCell_TestData))]
public void DataGridViewHeaderCell_ValueType_SetWithRowHeaderCell_GetReturnsExpected(Type value, Type expected)
{
using DataGridViewRow row = new();
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
// Set same.
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
}
[WinFormsTheory]
[MemberData(nameof(ValueType_SetColumnHeaderCellHeaderCell_TestData))]
public void DataGridViewHeaderCell_ValueType_SetWithRowHeaderCellWithNonNullOldValue_GetReturnsExpected(Type value, Type expected)
{
using DataGridViewRow row = new();
using DataGridViewRowHeaderCell cell = new()
{
ValueType = typeof(string)
};
row.HeaderCell = cell;
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
// Set same.
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
}
[WinFormsTheory]
[MemberData(nameof(ValueType_SetColumnHeaderCellHeaderCell_TestData))]
public void DataGridViewHeaderCell_ValueType_SetColumnHeaderCellHeaderCell_GetReturnsExpected(Type value, Type expected)
{
using DataGridViewColumn column = new();
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
// Set same.
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
}
[WinFormsTheory]
[MemberData(nameof(ValueType_SetColumnHeaderCellHeaderCell_TestData))]
public void DataGridViewHeaderCell_ValueType_SetColumnHeaderCellWithNonNullOldValue_GetReturnsExpected(Type value, Type expected)
{
using DataGridViewColumn column = new();
using DataGridViewColumnHeaderCell cell = new()
{
ValueType = typeof(string)
};
column.HeaderCell = cell;
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
// Set same.
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
}
[WinFormsTheory]
[InlineData(typeof(int), typeof(int))]
[InlineData(typeof(object), typeof(object))]
[InlineData(null, typeof(object))]
public void DataGridViewHeaderCell_ValueType_SetWithDataGridView_GetReturnsExpected(Type value, Type expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewCell cell = control.Rows[0].Cells[0];
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(control.IsHandleCreated);
// Set same.
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(typeof(int), typeof(int))]
[InlineData(typeof(object), typeof(object))]
[InlineData(null, typeof(object))]
public void DataGridViewHeaderCell_ValueType_SetWithDataGridViewWithNonNullOldValue_GetReturnsExpected(Type value, Type expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewCell cell = control.Rows[0].Cells[0];
cell.ValueType = typeof(string);
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(control.IsHandleCreated);
// Set same.
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(typeof(int), typeof(int))]
[InlineData(typeof(object), typeof(object))]
[InlineData(null, typeof(object))]
public void DataGridViewHeaderCell_ValueType_SetRowHeaderCellWithDataGridView_GetReturnsExpected(Type value, Type expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(control.IsHandleCreated);
// Set same.
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(typeof(int), typeof(int))]
[InlineData(typeof(object), typeof(object))]
[InlineData(null, typeof(object))]
public void DataGridViewHeaderCell_ValueType_SetRowHeaderCellWithDataGridViewWithNonNullOldValue_GetReturnsExpected(Type value, Type expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
cell.ValueType = typeof(string);
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(control.IsHandleCreated);
// Set same.
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(typeof(int), typeof(int))]
[InlineData(typeof(object), typeof(object))]
[InlineData(null, typeof(object))]
public void DataGridViewHeaderCell_ValueType_SetColumnHeaderCellWithDataGridView_GetReturnsExpected(Type value, Type expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(control.IsHandleCreated);
// Set same.
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(typeof(int), typeof(int))]
[InlineData(typeof(object), typeof(object))]
[InlineData(null, typeof(object))]
public void DataGridViewHeaderCell_ValueType_SetColumnHeaderCellWithDataGridViewWithNonNullOldValue_GetReturnsExpected(Type value, Type expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
cell.ValueType = typeof(string);
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(control.IsHandleCreated);
// Set same.
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(typeof(int), typeof(int))]
[InlineData(typeof(object), typeof(object))]
[InlineData(null, typeof(object))]
public void DataGridViewHeaderCell_ValueType_SetTopLeftHeaderCell_GetReturnsExpected(Type value, Type expected)
{
using DataGridViewHeaderCell cell = new()
{
ValueType = value
};
using DataGridView control = new()
{
TopLeftHeaderCell = cell
};
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(control.IsHandleCreated);
// Set same.
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(typeof(int), typeof(int))]
[InlineData(typeof(object), typeof(object))]
[InlineData(null, typeof(object))]
public void DataGridViewHeaderCell_ValueType_SetTopLeftHeaderCellWithNonNullOldValue_GetReturnsExpected(Type value, Type expected)
{
using DataGridViewHeaderCell cell = new()
{
ValueType = typeof(string)
};
using DataGridView control = new()
{
TopLeftHeaderCell = cell
};
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(control.IsHandleCreated);
// Set same.
cell.ValueType = value;
Assert.Equal(expected, cell.ValueType);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(DataGridViewElementStates.None)]
[InlineData(DataGridViewElementStates.Visible)]
[InlineData(DataGridViewElementStates.Visible | DataGridViewElementStates.ReadOnly)]
[InlineData(DataGridViewElementStates.Visible | DataGridViewElementStates.Selected)]
public void DataGridViewHeaderCell_Visible_GetWithCustomState_ReturnsExpected(DataGridViewElementStates state)
{
using CustomStateDataGridViewHeaderCell cell = new()
{
StateResult = state
};
Assert.False(cell.Visible);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Visible_GetWithRow_ReturnsExpected(bool rowVisible)
{
using DataGridViewRow row = new()
{
Visible = rowVisible
};
using DataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.Equal(rowVisible, cell.Visible);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Visible_GetRowHeaderCell_ReturnsExpected(bool rowVisible)
{
using DataGridViewRow row = new()
{
Visible = rowVisible
};
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Equal(rowVisible, row.Visible);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Visible_GetColumnHeaderCell_ReturnsExpected(bool columnVisible)
{
using DataGridViewColumn column = new()
{
Visible = columnVisible
};
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Equal(columnVisible, cell.Visible);
}
public static IEnumerable<object[]> Visible_GetWithDataGridView_TestData()
{
foreach (bool rowHeadersVisible in new bool[] { true, false })
{
foreach (bool columnHeadersVisible in new bool[] { true, false })
{
foreach (bool rowVisible in new bool[] { true, false })
{
foreach (bool columnVisible in new bool[] { true, false })
{
yield return new object[] { rowHeadersVisible, columnHeadersVisible, rowVisible, columnVisible };
}
}
}
}
}
[WinFormsTheory]
[MemberData(nameof(Visible_GetWithDataGridView_TestData))]
public void DataGridViewHeaderCell_Visible_GetWithDataGridView_ReturnsExpected(bool rowHeadersVisible, bool columnHeadersVisible, bool rowVisible, bool columnVisible)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
RowHeadersVisible = rowHeadersVisible,
ColumnHeadersVisible = columnHeadersVisible
};
control.Columns.Add(column);
control.Rows.Add(new DataGridViewRow());
DataGridViewRow row = control.Rows[0];
row.Visible = rowVisible;
column.Visible = columnVisible;
DataGridViewCell cell = row.Cells[0];
Assert.Equal(rowVisible && rowHeadersVisible, cell.Visible);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[MemberData(nameof(Visible_GetWithDataGridView_TestData))]
public void DataGridViewHeaderCell_Visible_GetRowHeaderCellWithDataGridView_ReturnsExpected(bool rowHeadersVisible, bool columnHeadersVisible, bool rowVisible, bool columnVisible)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
RowHeadersVisible = rowHeadersVisible,
ColumnHeadersVisible = columnHeadersVisible
};
control.Columns.Add(column);
control.Rows.Add(new DataGridViewRow());
DataGridViewRow row = control.Rows[0];
row.Visible = rowVisible;
column.Visible = columnVisible;
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Equal(rowVisible && rowHeadersVisible, cell.Visible);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[MemberData(nameof(Visible_GetWithDataGridView_TestData))]
public void DataGridViewHeaderCell_Visible_GetColumnHeaderCellWithDataGridView_ReturnsExpected(bool rowHeadersVisible, bool columnHeadersVisible, bool rowVisible, bool columnVisible)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
RowHeadersVisible = rowHeadersVisible,
ColumnHeadersVisible = columnHeadersVisible
};
control.Columns.Add(column);
control.Rows.Add(new DataGridViewRow());
DataGridViewRow row = control.Rows[0];
row.Visible = rowVisible;
column.Visible = columnVisible;
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Equal(columnVisible && columnHeadersVisible, cell.Visible);
Assert.False(control.IsHandleCreated);
}
public static IEnumerable<object[]> Visible_GetTopLeftHeaderCell_TestData()
{
foreach (bool rowHeadersVisible in new bool[] { true, false })
{
foreach (bool columnHeadersVisible in new bool[] { true, false })
{
yield return new object[] { rowHeadersVisible, columnHeadersVisible };
}
}
}
[WinFormsTheory]
[MemberData(nameof(Visible_GetTopLeftHeaderCell_TestData))]
public void DataGridViewHeaderCell_Visible_GetTopLeftHeaderCell_ReturnsExpected(bool rowHeadersVisible, bool columnHeadersVisible)
{
using DataGridViewHeaderCell cell = new();
using DataGridView control = new()
{
RowHeadersVisible = rowHeadersVisible,
ColumnHeadersVisible = columnHeadersVisible,
TopLeftHeaderCell = cell
};
Assert.Equal(rowHeadersVisible && columnHeadersVisible, cell.Visible);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[BoolData]
public void DataGridViewHeaderCell_Visible_GetShared_ThrowsInvalidOperationException(bool columnVisible)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows.SharedRow(0);
column.Visible = columnVisible;
DataGridViewCell cell = row.Cells[0];
Assert.Throws<InvalidOperationException>(() => cell.Visible);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void DataGridViewHeaderCell_Clone_NonEmpty_Success()
{
using ContextMenuStrip menu = new();
using DataGridViewHeaderCell source = new()
{
ContextMenuStrip = menu,
ErrorText = "errorText",
Style = new DataGridViewCellStyle { Alignment = DataGridViewContentAlignment.BottomLeft },
Tag = "tag",
ToolTipText = "toolTipText",
Value = "value",
ValueType = typeof(int)
};
DataGridViewHeaderCell cell = Assert.IsType<DataGridViewHeaderCell>(source.Clone());
Assert.Equal(DataGridViewElementStates.None, cell.State);
Assert.Null(cell.DataGridView);
Assert.Equal(-1, cell.ColumnIndex);
Assert.Null(cell.OwningColumn);
Assert.Equal(-1, cell.RowIndex);
Assert.Null(cell.OwningRow);
Assert.False(menu.IsDisposed);
Assert.NotNull(cell.ContextMenuStrip);
Assert.NotSame(source.ContextMenuStrip, cell.ContextMenuStrip);
Assert.Equal(Rectangle.Empty, cell.ContentBounds);
Assert.Null(cell.DefaultNewRowValue);
Assert.Null(cell.EditedFormattedValue);
Assert.Equal(typeof(DataGridViewTextBoxEditingControl), cell.EditType);
Assert.Equal("errorText", cell.ErrorText);
Assert.Null(cell.FormattedValue);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(cell.Frozen);
Assert.True(cell.HasStyle);
Assert.False(cell.IsInEditMode);
Assert.Equal(new Size(-1, -1), cell.PreferredSize);
Assert.True(cell.ReadOnly);
Assert.False(cell.Resizable);
Assert.Equal(new Size(-1, -1), cell.Size);
Assert.False(cell.Selected);
Assert.Equal(new DataGridViewCellStyle { Alignment = DataGridViewContentAlignment.BottomLeft }, cell.Style);
Assert.NotSame(source.Style, cell.Style);
Assert.Equal("tag", cell.Tag);
Assert.Equal("toolTipText", cell.ToolTipText);
Assert.Equal("value", cell.Value);
Assert.Equal(typeof(int), cell.ValueType);
Assert.False(cell.Visible);
}
[WinFormsFact]
public void DataGridViewHeaderCell_Clone_Empty_Success()
{
using DataGridViewHeaderCell source = new();
DataGridViewHeaderCell cell = Assert.IsType<DataGridViewHeaderCell>(source.Clone());
Assert.Equal(DataGridViewElementStates.None, cell.State);
Assert.Null(cell.DataGridView);
Assert.Equal(-1, cell.ColumnIndex);
Assert.Null(cell.OwningColumn);
Assert.Equal(-1, cell.RowIndex);
Assert.Null(cell.OwningRow);
Assert.Null(cell.ContextMenuStrip);
Assert.Equal(Rectangle.Empty, cell.ContentBounds);
Assert.Null(cell.DefaultNewRowValue);
Assert.Null(cell.EditedFormattedValue);
Assert.Equal(typeof(DataGridViewTextBoxEditingControl), cell.EditType);
Assert.Empty(cell.ErrorText);
Assert.Null(cell.FormattedValue);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(cell.Frozen);
Assert.False(cell.HasStyle);
Assert.False(cell.IsInEditMode);
Assert.Equal(new Size(-1, -1), cell.PreferredSize);
Assert.True(cell.ReadOnly);
Assert.False(cell.Resizable);
Assert.Equal(new Size(-1, -1), cell.Size);
Assert.False(cell.Selected);
Assert.Equal(new DataGridViewCellStyle(), cell.Style);
Assert.Null(cell.Tag);
Assert.Empty(cell.ToolTipText);
Assert.Null(cell.Value);
Assert.Equal(typeof(object), cell.ValueType);
Assert.False(cell.Visible);
}
[WinFormsFact]
public void DataGridViewHeaderCell_Clone_NonEmptySubclass_Success()
{
using ContextMenuStrip menu = new();
using SubDataGridViewHeaderCell source = new()
{
ContextMenuStrip = menu,
ErrorText = "errorText",
Style = new DataGridViewCellStyle { Alignment = DataGridViewContentAlignment.BottomLeft },
Tag = "tag",
ToolTipText = "toolTipText",
Value = "value",
ValueType = typeof(int)
};
SubDataGridViewHeaderCell cell = Assert.IsType<SubDataGridViewHeaderCell>(source.Clone());
Assert.Equal(DataGridViewElementStates.None, cell.State);
Assert.Null(cell.DataGridView);
Assert.Equal(-1, cell.ColumnIndex);
Assert.Null(cell.OwningColumn);
Assert.Equal(-1, cell.RowIndex);
Assert.Null(cell.OwningRow);
Assert.False(menu.IsDisposed);
Assert.NotNull(cell.ContextMenuStrip);
Assert.NotSame(source.ContextMenuStrip, cell.ContextMenuStrip);
Assert.Equal(Rectangle.Empty, cell.ContentBounds);
Assert.Null(cell.DefaultNewRowValue);
Assert.Null(cell.EditedFormattedValue);
Assert.Equal(typeof(DataGridViewTextBoxEditingControl), cell.EditType);
Assert.Equal("errorText", cell.ErrorText);
Assert.Null(cell.FormattedValue);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(cell.Frozen);
Assert.True(cell.HasStyle);
Assert.False(cell.IsInEditMode);
Assert.Equal(new Size(-1, -1), cell.PreferredSize);
Assert.True(cell.ReadOnly);
Assert.False(cell.Resizable);
Assert.Equal(new Size(-1, -1), cell.Size);
Assert.False(cell.Selected);
Assert.Equal(new DataGridViewCellStyle { Alignment = DataGridViewContentAlignment.BottomLeft }, cell.Style);
Assert.NotSame(source.Style, cell.Style);
Assert.Equal("tag", cell.Tag);
Assert.Equal("toolTipText", cell.ToolTipText);
Assert.Equal("value", cell.Value);
Assert.Equal(typeof(int), cell.ValueType);
Assert.False(cell.Visible);
}
[WinFormsFact]
public void DataGridViewHeaderCell_Clone_EmptySubclass_Success()
{
using SubDataGridViewHeaderCell source = new();
SubDataGridViewHeaderCell cell = Assert.IsType<SubDataGridViewHeaderCell>(source.Clone());
Assert.Equal(DataGridViewElementStates.None, cell.State);
Assert.Null(cell.DataGridView);
Assert.Equal(-1, cell.ColumnIndex);
Assert.Null(cell.OwningColumn);
Assert.Equal(-1, cell.RowIndex);
Assert.Null(cell.OwningRow);
Assert.Null(cell.ContextMenuStrip);
Assert.Equal(Rectangle.Empty, cell.ContentBounds);
Assert.Null(cell.DefaultNewRowValue);
Assert.Null(cell.EditedFormattedValue);
Assert.Equal(typeof(DataGridViewTextBoxEditingControl), cell.EditType);
Assert.Empty(cell.ErrorText);
Assert.Null(cell.FormattedValue);
Assert.Equal(typeof(string), cell.FormattedValueType);
Assert.False(cell.Frozen);
Assert.False(cell.HasStyle);
Assert.False(cell.IsInEditMode);
Assert.Equal(new Size(-1, -1), cell.PreferredSize);
Assert.True(cell.ReadOnly);
Assert.False(cell.Resizable);
Assert.Equal(new Size(-1, -1), cell.Size);
Assert.False(cell.Selected);
Assert.Equal(new DataGridViewCellStyle(), cell.Style);
Assert.Null(cell.Tag);
Assert.Empty(cell.ToolTipText);
Assert.Null(cell.Value);
Assert.Equal(typeof(object), cell.ValueType);
Assert.False(cell.Visible);
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(-1)]
[InlineData(0)]
public void DataGridViewHeaderCell_GetInheritedContextMenuStrip_Invoke_ReturnsExpected(int rowIndex)
{
using DataGridViewHeaderCell cell = new();
Assert.Null(cell.GetInheritedContextMenuStrip(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(-1)]
[InlineData(0)]
public void DataGridViewHeaderCell_GetInheritedContextMenuStrip_InvokeWithMenu_ReturnsExpected(int rowIndex)
{
using ContextMenuStrip cellMenu = new();
using DataGridViewHeaderCell cell = new()
{
ContextMenuStrip = cellMenu
};
Assert.Same(cellMenu, cell.GetInheritedContextMenuStrip(rowIndex));
}
public static IEnumerable<object[]> GetInheritedContextMenuStrip_TestData()
{
yield return new object[] { -2, null };
yield return new object[] { -2, new ContextMenuStrip() };
yield return new object[] { -1, null };
yield return new object[] { -1, new ContextMenuStrip() };
yield return new object[] { 0, null };
yield return new object[] { 0, new ContextMenuStrip() };
}
[WinFormsTheory]
[MemberData(nameof(GetInheritedContextMenuStrip_TestData))]
public void DataGridViewHeaderCell_GetInheritedContextMenuStrip_InvokeWithRow_ReturnsExpected(int rowIndex, ContextMenuStrip menu)
{
using DataGridViewRow row = new()
{
ContextMenuStrip = menu
};
using DataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.Null(cell.GetInheritedContextMenuStrip(rowIndex));
}
[WinFormsTheory]
[MemberData(nameof(GetInheritedContextMenuStrip_TestData))]
public void DataGridViewHeaderCell_GetInheritedContextMenuStrip_InvokeWithMenuWithRow_ReturnsExpected(int rowIndex, ContextMenuStrip menu)
{
using DataGridViewRow row = new()
{
ContextMenuStrip = menu
};
using ContextMenuStrip cellMenu = new();
using DataGridViewHeaderCell cell = new()
{
ContextMenuStrip = cellMenu
};
row.Cells.Add(cell);
Assert.Same(cellMenu, cell.GetInheritedContextMenuStrip(rowIndex));
}
public static IEnumerable<object[]> ContextMenuStrip_GetWithDataGridView_TestData()
{
yield return new object[] { -2, null };
yield return new object[] { -2, new ContextMenuStrip() };
yield return new object[] { -1, null };
yield return new object[] { -1, new ContextMenuStrip() };
yield return new object[] { 0, null };
yield return new object[] { 0, new ContextMenuStrip() };
yield return new object[] { 1, null };
yield return new object[] { 1, new ContextMenuStrip() };
}
[WinFormsTheory]
[MemberData(nameof(ContextMenuStrip_GetWithDataGridView_TestData))]
public void DataGridViewHeaderCell_GetInheritedContextMenuStrip_InvokeWithDataGridView_ReturnsExpected(int rowIndex, ContextMenuStrip menu)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
ContextMenuStrip = menu
};
control.Columns.Add(column);
int callCount = 0;
control.CellContextMenuStripNeeded += (sender, e) => callCount++;
DataGridViewCell cell = control.Rows[0].Cells[0];
Assert.Same(menu, cell.GetInheritedContextMenuStrip(rowIndex));
Assert.Equal(0, callCount);
}
[WinFormsTheory]
[MemberData(nameof(ContextMenuStrip_GetWithDataGridView_TestData))]
public void DataGridViewHeaderCell_GetInheritedContextMenuStrip_InvokeWithMenuWithDataGridView_ReturnsExpected(int rowIndex, ContextMenuStrip menu)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
ContextMenuStrip = menu
};
control.Columns.Add(column);
int callCount = 0;
control.CellContextMenuStripNeeded += (sender, e) => callCount++;
using ContextMenuStrip cellMenu = new();
DataGridViewCell cell = control.Rows[0].Cells[0];
cell.ContextMenuStrip = cellMenu;
Assert.Same(cellMenu, cell.GetInheritedContextMenuStrip(rowIndex));
Assert.Equal(0, callCount);
}
[WinFormsTheory]
[MemberData(nameof(ContextMenuStrip_GetWithDataGridView_TestData))]
public void DataGridViewHeaderCell_GetInheritedContextMenuStrip_InvokeTopLeftHeaderCell_ReturnsExpected(int rowIndex, ContextMenuStrip menu)
{
using DataGridView control = new()
{
ContextMenuStrip = menu
};
int callCount = 0;
control.CellContextMenuStripNeeded += (sender, e) => callCount++;
using DataGridViewHeaderCell cell = new();
control.TopLeftHeaderCell = cell;
Assert.Same(menu, cell.GetInheritedContextMenuStrip(rowIndex));
Assert.Equal(0, callCount);
}
[WinFormsTheory]
[MemberData(nameof(ContextMenuStrip_GetWithDataGridView_TestData))]
public void DataGridViewHeaderCell_GetInheritedContextMenuStrip_InvokeTopLeftHeaderCellWithMenu_ReturnsExpected(int rowIndex, ContextMenuStrip menu)
{
using DataGridView control = new()
{
ContextMenuStrip = menu
};
int callCount = 0;
control.CellContextMenuStripNeeded += (sender, e) => callCount++;
using ContextMenuStrip cellMenu = new();
using DataGridViewHeaderCell cell = new()
{
ContextMenuStrip = cellMenu
};
control.TopLeftHeaderCell = cell;
Assert.Same(cellMenu, cell.GetInheritedContextMenuStrip(rowIndex));
Assert.Equal(0, callCount);
}
[WinFormsTheory]
[MemberData(nameof(ContextMenuStrip_GetWithDataGridView_TestData))]
public void DataGridViewHeaderCell_GetInheritedContextMenuStrip_InvokeShared_ReturnsExpected(int rowIndex, ContextMenuStrip menu)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
ContextMenuStrip = menu
};
control.Columns.Add(column);
DataGridViewCell cell = control.Rows.SharedRow(0).Cells[0];
int callCount = 0;
control.CellContextMenuStripNeeded += (sender, e) => callCount++;
Assert.Same(menu, cell.GetInheritedContextMenuStrip(rowIndex));
Assert.Equal(0, callCount);
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetInheritedContextMenuStrip_InvokeWithDataGridViewVirtualMode_CallsCellContextMenuStripNeeded()
{
using ContextMenuStrip menu1 = new();
using ContextMenuStrip menu2 = new();
using DataGridView control = new()
{
ColumnCount = 1,
RowCount = 1,
VirtualMode = true
};
DataGridViewCell cell = control.Rows[0].Cells[0];
cell.ContextMenuStrip = menu1;
int callCount = 0;
DataGridViewCellContextMenuStripNeededEventHandler handler = (sender, e) =>
{
callCount++;
Assert.Same(control, sender);
Assert.Equal(0, e.RowIndex);
Assert.Same(menu1, e.ContextMenuStrip);
e.ContextMenuStrip = menu2;
};
control.CellContextMenuStripNeeded += handler;
Assert.Same(menu2, cell.GetInheritedContextMenuStrip(0));
Assert.Equal(1, callCount);
// Remove the handler.
control.CellContextMenuStripNeeded -= handler;
Assert.Same(menu1, cell.GetInheritedContextMenuStrip(0));
Assert.Equal(1, callCount);
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetInheritedContextMenuStrip_InvokeWithDataGridViewDataSource_CallsCellContextMenuStripNeeded()
{
using ContextMenuStrip menu1 = new();
using ContextMenuStrip menu2 = new();
using DataGridView control = new()
{
ColumnCount = 1,
RowCount = 1,
DataSource = new[] { new { Name = "Name" } }
};
using Form form = new();
form.Controls.Add(control);
Assert.NotNull(control.BindingContext);
DataGridViewCell cell = control.Rows[0].Cells[0];
cell.ContextMenuStrip = menu1;
int callCount = 0;
DataGridViewCellContextMenuStripNeededEventHandler handler = (sender, e) =>
{
callCount++;
Assert.Same(control, sender);
Assert.Equal(0, e.RowIndex);
Assert.Same(menu1, e.ContextMenuStrip);
e.ContextMenuStrip = menu2;
};
control.CellContextMenuStripNeeded += handler;
Assert.Same(menu2, cell.GetInheritedContextMenuStrip(0));
Assert.Equal(1, callCount);
// Remove the handler.
control.CellContextMenuStripNeeded -= handler;
Assert.Same(menu1, cell.GetInheritedContextMenuStrip(0));
Assert.Equal(1, callCount);
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetInheritedState_Invoke_ReturnsExpected()
{
using DataGridViewHeaderCell cell = new();
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.ResizableSet, cell.GetInheritedState(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetInheritedState_InvokeWithRow_ReturnsExpected()
{
using DataGridViewRow row = new();
using DataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.ResizableSet | DataGridViewElementStates.Visible, cell.GetInheritedState(-1));
}
[WinFormsTheory]
[InlineData(DataGridViewTriState.True, DataGridViewElementStates.Resizable | DataGridViewElementStates.ResizableSet)]
[InlineData(DataGridViewTriState.False, DataGridViewElementStates.ResizableSet)]
[InlineData(DataGridViewTriState.NotSet, DataGridViewElementStates.ResizableSet)]
public void DataGridViewHeaderCell_GetInheritedState_InvokeWithRowCustomState_ReturnsExpected(DataGridViewTriState resizable, DataGridViewElementStates expected)
{
using DataGridViewRow row = new()
{
Frozen = true,
ReadOnly = true,
Visible = false,
Resizable = resizable
};
using DataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.Frozen | DataGridViewElementStates.ReadOnly | expected, cell.GetInheritedState(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetInheritedState_InvokeColumnHeaderCell_ReturnsExpected()
{
using DataGridViewColumn column = new();
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.ResizableSet | DataGridViewElementStates.Visible, cell.GetInheritedState(-1));
}
[WinFormsTheory]
[InlineData(DataGridViewTriState.True, DataGridViewElementStates.Resizable | DataGridViewElementStates.ResizableSet)]
[InlineData(DataGridViewTriState.False, DataGridViewElementStates.ResizableSet)]
[InlineData(DataGridViewTriState.NotSet, DataGridViewElementStates.ResizableSet)]
public void DataGridViewHeaderCell_GetInheritedState_InvokeColumnHeaderCellCustomState_ReturnsExpected(DataGridViewTriState resizable, DataGridViewElementStates expected)
{
using DataGridViewColumn column = new()
{
Frozen = true,
ReadOnly = true,
Visible = false,
Resizable = resizable
};
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Equal(DataGridViewElementStates.Frozen | DataGridViewElementStates.ReadOnly | expected, cell.GetInheritedState(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetInheritedState_InvokeWithDataGrid_ReturnsExpected()
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewCell cell = control.Rows[0].Cells[0];
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.Resizable | DataGridViewElementStates.ResizableSet | DataGridViewElementStates.Visible, cell.GetInheritedState(0));
Assert.False(control.IsHandleCreated);
}
public static IEnumerable<object[]> GetInheritedState_DataGridViewCustomState_TestData()
{
// Frozen.
yield return new object[] { DataGridViewTriState.True, true, true, DataGridViewTriState.True, true, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Frozen };
yield return new object[] { DataGridViewTriState.True, true, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Frozen };
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.True, true, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
// Visible.
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.True, false, false, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.True, false, false, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable };
yield return new object[] { DataGridViewTriState.True, false, false, DataGridViewTriState.True, false, false, DataGridViewElementStates.Resizable };
// Resizable.
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.False, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.NotSet, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.False, false, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.False, false, true, DataGridViewTriState.False, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.False, false, true, DataGridViewTriState.NotSet, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.NotSet, false, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.NotSet, false, true, DataGridViewTriState.False, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.NotSet, false, true, DataGridViewTriState.NotSet, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
}
[WinFormsTheory]
[MemberData(nameof(GetInheritedState_DataGridViewCustomState_TestData))]
public void DataGridViewHeaderCell_GetInheritedState_InvokeWithDataGridCustomState_ReturnsExpected(DataGridViewTriState rowResizable, bool rowFrozen, bool rowVisible, DataGridViewTriState columnResizable, bool columnFrozen, bool columnVisible, DataGridViewElementStates expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
control.Rows.Add();
DataGridViewRow row = control.Rows[0];
row.Resizable = rowResizable;
row.Frozen = rowFrozen;
row.Visible = rowVisible;
column.Resizable = columnResizable;
column.Frozen = columnFrozen;
column.Visible = columnVisible;
DataGridViewCell cell = row.Cells[0];
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.ResizableSet | expected, cell.GetInheritedState(0));
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetInheritedState_InvokeWithRowHeaderCell_ReturnsExpected()
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.Resizable | DataGridViewElementStates.ResizableSet | DataGridViewElementStates.Visible, cell.GetInheritedState(0));
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[MemberData(nameof(GetInheritedState_DataGridViewCustomState_TestData))]
public void DataGridViewHeaderCell_GetInheritedState_InvokeWithRowHeaderCellCustomState_ReturnsExpected(DataGridViewTriState rowResizable, bool rowFrozen, bool rowVisible, DataGridViewTriState columnResizable, bool columnFrozen, bool columnVisible, DataGridViewElementStates expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
control.Rows.Add();
DataGridViewRow row = control.Rows[0];
row.Resizable = rowResizable;
row.Frozen = rowFrozen;
row.Visible = rowVisible;
column.Resizable = columnResizable;
column.Frozen = columnFrozen;
column.Visible = columnVisible;
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.ResizableSet | expected, cell.GetInheritedState(0));
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetInheritedState_InvokeColumnHeaderCellHeaderCell_ReturnsExpected()
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.Resizable | DataGridViewElementStates.ResizableSet | DataGridViewElementStates.Visible, cell.GetInheritedState(-1));
Assert.False(control.IsHandleCreated);
}
public static IEnumerable<object[]> GetInheritedState_ColumnHeaderCellCustomState_TestData()
{
// Frozen.
yield return new object[] { DataGridViewTriState.True, true, true, DataGridViewTriState.True, true, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Frozen };
yield return new object[] { DataGridViewTriState.True, true, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.True, true, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Frozen };
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
// Visible.
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.True, false, false, DataGridViewElementStates.Resizable };
yield return new object[] { DataGridViewTriState.True, false, false, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.True, false, false, DataGridViewTriState.True, false, false, DataGridViewElementStates.Resizable };
// Resizable.
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.False, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.NotSet, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.False, false, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.False, false, true, DataGridViewTriState.False, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.False, false, true, DataGridViewTriState.NotSet, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.NotSet, false, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.NotSet, false, true, DataGridViewTriState.False, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
yield return new object[] { DataGridViewTriState.NotSet, false, true, DataGridViewTriState.NotSet, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible };
}
[WinFormsTheory]
[MemberData(nameof(GetInheritedState_ColumnHeaderCellCustomState_TestData))]
public void DataGridViewHeaderCell_GetInheritedState_InvokeColumnHeaderCellHeaderCellCustomState_ReturnsExpected(DataGridViewTriState rowResizable, bool rowFrozen, bool rowVisible, DataGridViewTriState columnResizable, bool columnFrozen, bool columnVisible, DataGridViewElementStates expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
control.Rows.Add();
DataGridViewRow row = control.Rows[0];
row.Resizable = rowResizable;
row.Frozen = rowFrozen;
row.Visible = rowVisible;
column.Resizable = columnResizable;
column.Frozen = columnFrozen;
column.Visible = columnVisible;
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.ResizableSet | expected, cell.GetInheritedState(-1));
Assert.False(control.IsHandleCreated);
}
public static IEnumerable<object[]> GetInheritedState_TopLeftHeaderCell_TestData()
{
foreach (DataGridViewRowHeadersWidthSizeMode rowHeadersWidthSizeMode in Enum.GetValues(typeof(DataGridViewRowHeadersWidthSizeMode)))
{
foreach (DataGridViewColumnHeadersHeightSizeMode columnHeadersHeightSizeMode in Enum.GetValues(typeof(DataGridViewColumnHeadersHeightSizeMode)))
{
DataGridViewElementStates expected = rowHeadersWidthSizeMode == DataGridViewRowHeadersWidthSizeMode.EnableResizing || columnHeadersHeightSizeMode == DataGridViewColumnHeadersHeightSizeMode.EnableResizing ? DataGridViewElementStates.Resizable : 0;
yield return new object[] { rowHeadersWidthSizeMode, true, columnHeadersHeightSizeMode, true, DataGridViewElementStates.Visible | expected };
yield return new object[] { rowHeadersWidthSizeMode, true, columnHeadersHeightSizeMode, false, expected };
yield return new object[] { rowHeadersWidthSizeMode, false, columnHeadersHeightSizeMode, false, expected };
yield return new object[] { rowHeadersWidthSizeMode, false, columnHeadersHeightSizeMode, false, expected };
}
}
}
[WinFormsTheory]
[MemberData(nameof(GetInheritedState_TopLeftHeaderCell_TestData))]
public void DataGridViewHeaderCell_GetInheritedState_InvokeTopLeftHeaderCell_ReturnsExpected(DataGridViewRowHeadersWidthSizeMode rowHeadersWidthSizeMode, bool rowHeadersVisible, DataGridViewColumnHeadersHeightSizeMode columnHeadersHeightSizeMode, bool columnHeadersVisible, DataGridViewElementStates expected)
{
using DataGridViewHeaderCell cell = new();
using DataGridView control = new()
{
RowHeadersWidthSizeMode = rowHeadersWidthSizeMode,
RowHeadersVisible = rowHeadersVisible,
ColumnHeadersHeightSizeMode = columnHeadersHeightSizeMode,
ColumnHeadersVisible = columnHeadersVisible
};
control.TopLeftHeaderCell = cell;
Assert.Equal(DataGridViewElementStates.Frozen | DataGridViewElementStates.ReadOnly | DataGridViewElementStates.ResizableSet | expected, cell.GetInheritedState(-1));
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetInheritedState_InvokeWithDataGridWithHandle_ReturnsExpected()
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
DataGridViewCell cell = control.Rows[0].Cells[0];
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.Resizable | DataGridViewElementStates.ResizableSet | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed, cell.GetInheritedState(0));
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
public static IEnumerable<object[]> GetInheritedState_DataGridViewCustomStateWithHandle_TestData()
{
// Frozen.
yield return new object[] { DataGridViewTriState.True, true, true, DataGridViewTriState.True, true, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed | DataGridViewElementStates.Frozen };
yield return new object[] { DataGridViewTriState.True, true, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed | DataGridViewElementStates.Frozen };
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.True, true, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
// Visible.
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.True, false, false, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.True, false, false, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable };
yield return new object[] { DataGridViewTriState.True, false, false, DataGridViewTriState.True, false, false, DataGridViewElementStates.Resizable };
// Resizable.
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.False, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.NotSet, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.False, false, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.False, false, true, DataGridViewTriState.False, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.False, false, true, DataGridViewTriState.NotSet, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.NotSet, false, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.NotSet, false, true, DataGridViewTriState.False, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.NotSet, false, true, DataGridViewTriState.NotSet, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
}
[WinFormsTheory]
[MemberData(nameof(GetInheritedState_DataGridViewCustomStateWithHandle_TestData))]
public void DataGridViewHeaderCell_GetInheritedState_InvokeWithDataGridCustomStateWithHandle_ReturnsExpected(DataGridViewTriState rowResizable, bool rowFrozen, bool rowVisible, DataGridViewTriState columnResizable, bool columnFrozen, bool columnVisible, DataGridViewElementStates expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
control.Rows.Add();
DataGridViewRow row = control.Rows[0];
row.Resizable = rowResizable;
row.Frozen = rowFrozen;
row.Visible = rowVisible;
column.Resizable = columnResizable;
column.Frozen = columnFrozen;
column.Visible = columnVisible;
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
DataGridViewCell cell = row.Cells[0];
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.ResizableSet | expected, cell.GetInheritedState(0));
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetInheritedState_InvokeWithRowHeaderCellWithHandle_ReturnsExpected()
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.Resizable | DataGridViewElementStates.ResizableSet | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed, cell.GetInheritedState(0));
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
[WinFormsTheory]
[MemberData(nameof(GetInheritedState_DataGridViewCustomStateWithHandle_TestData))]
public void DataGridViewHeaderCell_GetInheritedState_InvokeWithRowHeaderCellCustomStateWithHandle_ReturnsExpected(DataGridViewTriState rowResizable, bool rowFrozen, bool rowVisible, DataGridViewTriState columnResizable, bool columnFrozen, bool columnVisible, DataGridViewElementStates expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
control.Rows.Add();
DataGridViewRow row = control.Rows[0];
row.Resizable = rowResizable;
row.Frozen = rowFrozen;
row.Visible = rowVisible;
column.Resizable = columnResizable;
column.Frozen = columnFrozen;
column.Visible = columnVisible;
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.ResizableSet | expected, cell.GetInheritedState(0));
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetInheritedState_InvokeColumnHeaderCellHeaderCellWithHandle_ReturnsExpected()
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.Resizable | DataGridViewElementStates.ResizableSet | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed, cell.GetInheritedState(-1));
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
public static IEnumerable<object[]> GetInheritedState_ColumnHeaderCellCustomStateWithHandle_TestData()
{
// Frozen.
yield return new object[] { DataGridViewTriState.True, true, true, DataGridViewTriState.True, true, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed | DataGridViewElementStates.Frozen };
yield return new object[] { DataGridViewTriState.True, true, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.True, true, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed | DataGridViewElementStates.Frozen };
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
// Visible.
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.True, false, false, DataGridViewElementStates.Resizable };
yield return new object[] { DataGridViewTriState.True, false, false, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.True, false, false, DataGridViewTriState.True, false, false, DataGridViewElementStates.Resizable };
// Resizable.
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.False, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.True, false, true, DataGridViewTriState.NotSet, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.False, false, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.False, false, true, DataGridViewTriState.False, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.False, false, true, DataGridViewTriState.NotSet, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.NotSet, false, true, DataGridViewTriState.True, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.NotSet, false, true, DataGridViewTriState.False, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
yield return new object[] { DataGridViewTriState.NotSet, false, true, DataGridViewTriState.NotSet, false, true, DataGridViewElementStates.Resizable | DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed };
}
[WinFormsTheory]
[MemberData(nameof(GetInheritedState_ColumnHeaderCellCustomStateWithHandle_TestData))]
public void DataGridViewHeaderCell_GetInheritedState_InvokeColumnHeaderCellHeaderCellCustomStateWithHandle_ReturnsExpected(DataGridViewTriState rowResizable, bool rowFrozen, bool rowVisible, DataGridViewTriState columnResizable, bool columnFrozen, bool columnVisible, DataGridViewElementStates expected)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
control.Rows.Add();
DataGridViewRow row = control.Rows[0];
row.Resizable = rowResizable;
row.Frozen = rowFrozen;
row.Visible = rowVisible;
column.Resizable = columnResizable;
column.Frozen = columnFrozen;
column.Visible = columnVisible;
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
Assert.Equal(DataGridViewElementStates.ReadOnly | DataGridViewElementStates.ResizableSet | expected, cell.GetInheritedState(-1));
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
#if false
public static IEnumerable<object[]> GetInheritedState_TopLeftHeaderCellWithHandle_TestData()
{
foreach (DataGridViewRowHeadersWidthSizeMode rowHeadersWidthSizeMode in Enum.GetValues(typeof(DataGridViewRowHeadersWidthSizeMode)))
{
foreach (DataGridViewColumnHeadersHeightSizeMode columnHeadersHeightSizeMode in Enum.GetValues(typeof(DataGridViewColumnHeadersHeightSizeMode)))
{
DataGridViewElementStates expected = rowHeadersWidthSizeMode == DataGridViewRowHeadersWidthSizeMode.EnableResizing || columnHeadersHeightSizeMode == DataGridViewColumnHeadersHeightSizeMode.EnableResizing ? DataGridViewElementStates.Resizable : (DataGridViewElementStates)0;
yield return new object[] { rowHeadersWidthSizeMode, true, columnHeadersHeightSizeMode, true, DataGridViewElementStates.Visible | DataGridViewElementStates.Displayed | expected };
yield return new object[] { rowHeadersWidthSizeMode, true, columnHeadersHeightSizeMode, false, expected };
yield return new object[] { rowHeadersWidthSizeMode, false, columnHeadersHeightSizeMode, false, expected };
yield return new object[] { rowHeadersWidthSizeMode, false, columnHeadersHeightSizeMode, false, expected };
}
}
}
[WinFormsTheory]
[MemberData(nameof(GetInheritedState_TopLeftHeaderCellWithHandle_TestData))]
public void DataGridViewHeaderCell_GetInheritedState_InvokeTopLeftHeaderCellWithHandle_ReturnsExpected(DataGridViewRowHeadersWidthSizeMode rowHeadersWidthSizeMode, bool rowHeadersVisible, DataGridViewColumnHeadersHeightSizeMode columnHeadersHeightSizeMode, bool columnHeadersVisible, DataGridViewElementStates expected)
{
using DataGridViewHeaderCell cell = new();
using DataGridView control = new()
{
RowHeadersWidthSizeMode = rowHeadersWidthSizeMode,
RowHeadersVisible = rowHeadersVisible,
ColumnHeadersHeightSizeMode = columnHeadersHeightSizeMode,
ColumnHeadersVisible = columnHeadersVisible
};
control.TopLeftHeaderCell = cell;
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
control.StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
Assert.Equal(DataGridViewElementStates.Frozen | DataGridViewElementStates.ReadOnly | DataGridViewElementStates.ResizableSet | expected, cell.GetInheritedState(-1));
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
#endif
[WinFormsFact]
public void DataGridViewHeaderCell_GetInheritedState_InvokeSharedRow_ThrowsArgumentException()
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewCell cell = control.Rows.SharedRow(0).Cells[0];
Assert.Throws<ArgumentException>("rowIndex", () => cell.GetInheritedState(-1));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
public void DataGridViewHeaderCell_GetInheritedState_InvalidRowIndexWithRow_ThrowsArgumentException(int rowIndex)
{
using DataGridViewRow row = new();
using DataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.Throws<ArgumentException>("rowIndex", () => cell.GetInheritedState(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
public void DataGridViewHeaderCell_GetInheritedState_InvalidRowIndexRowHeaderCell_ThrowsArgumentException(int rowIndex)
{
using DataGridViewRow row = new();
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Throws<ArgumentException>("rowIndex", () => cell.GetInheritedState(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
public void DataGridViewHeaderCell_GetInheritedState_InvalidRowIndexColumnHeaderCell_ThrowsArgumentOutOfRangeException(int rowIndex)
{
using DataGridViewColumn column = new();
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.GetInheritedState(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(-1)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetInheritedState_InvalidRowIndexWithDataGridView_ThrowsArgumentException(int rowIndex)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewCell cell = control.Rows[0].Cells[0];
Assert.Throws<ArgumentException>("rowIndex", () => cell.GetInheritedState(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(-1)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetInheritedState_InvalidRowIndexRowHeaderCellWithDataGridView_ThrowsArgumentException(int rowIndex)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
using DataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Throws<ArgumentException>("rowIndex", () => cell.GetInheritedState(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
public void DataGridViewHeaderCell_GetInheritedState_InvalidRowIndexColumnHeaderCellWithDataGridView_ThrowsArgumentOutOfRangeException(int rowIndex)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.GetInheritedState(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
public void DataGridViewHeaderCell_GetInheritedState_InvalidRowIndexTopLeftHeaderCell_ThrowsArgumentOutOfRangeException(int rowIndex)
{
using DataGridViewHeaderCell cell = new();
using DataGridView control = new();
control.TopLeftHeaderCell = cell;
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.GetInheritedState(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(-1)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetInheritedState_InvalidRowIndexShared_ThrowsArgumentException(int rowIndex)
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewCell cell = control.Rows.SharedRow(0).Cells[0];
Assert.Throws<ArgumentException>("rowIndex", () => cell.GetInheritedState(rowIndex));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetSize_Invoke_ReturnsExpected()
{
using DataGridViewRow row = new();
using SubDataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.Equal(new Size(-1, -1), cell.GetSize(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetSize_InvokeWithRow_ReturnsExpected()
{
using DataGridViewRow row = new();
using SubDataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.Equal(new Size(-1, -1), cell.GetSize(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetSize_InvokeRowHeaderCell_ReturnsExpected()
{
using DataGridViewRow row = new();
using SubDataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Equal(new Size(-1, -1), cell.GetSize(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetSize_InvokeColumnHeaderCell_ReturnsExpected()
{
using DataGridViewColumn column = new();
using SubDataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Equal(new Size(-1, -1), cell.GetSize(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetSize_InvokeWithDataGridView_ReturnsExpected()
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Width = 10
};
using DataGridView control = new()
{
RowHeadersWidth = 20,
ColumnHeadersHeight = 25
};
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
row.Height = 11;
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)row.Cells[0];
Assert.Equal(new Size(10, 25), cell.GetSize(-1));
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetSize_InvokeRowHeaderCellWithDataGridView_ReturnsExpected()
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Width = 10
};
using DataGridView control = new()
{
RowHeadersWidth = 20,
ColumnHeadersHeight = 25
};
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
row.Height = 11;
using SubDataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Equal(new Size(20, 11), cell.GetSize(0));
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetSize_InvokeColumnHeaderCellWithDataGridView_ReturnsExpected()
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Width = 10
};
using DataGridView control = new()
{
RowHeadersWidth = 20,
ColumnHeadersHeight = 25
};
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
row.Height = 11;
using SubDataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Equal(new Size(10, 25), cell.GetSize(-1));
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetSize_InvokeTopLeftHeaderCell_ReturnsExpected()
{
using SubDataGridViewColumnHeaderCell cell = new();
using DataGridView control = new()
{
RowHeadersWidth = 20,
ColumnHeadersHeight = 25,
TopLeftHeaderCell = cell
};
Assert.Equal(new Size(20, 25), cell.GetSize(-1));
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetSize_InvokeShared_ReturnsExpected()
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Width = 10
};
using DataGridView control = new()
{
RowHeadersWidth = 20,
ColumnHeadersHeight = 25
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows.SharedRow(0).Cells[0];
Assert.Equal(new Size(10, 25), cell.GetSize(-1));
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetSize_InvalidRowIndex_ThrowsArgumentOutOfRangeException(int rowIndex)
{
using SubDataGridViewHeaderCell cell = new();
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.GetSize(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetSize_InvalidRowIndexWithRow_ThrowsArgumentOutOfRangeException(int rowIndex)
{
using DataGridViewRow row = new();
using SubDataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.GetSize(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetSize_InvalidRowIndexRowHeaderCell_ThrowsArgumentOutOfRangeException(int rowIndex)
{
using DataGridViewRow row = new();
using SubDataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.GetSize(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetSize_InvalidRowIndexColumnHeaderCell_ThrowsArgumentOutOfRangeException(int rowIndex)
{
using DataGridViewColumn column = new();
using SubDataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.GetSize(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetSize_InvalidRowIndexWithDataGridView_ThrowsArgumentOutOfRangeException(int rowIndex)
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.GetSize(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetSize_InvalidRowIndexShared_ThrowsArgumentOutOfRangeException(int rowIndex)
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows.SharedRow(0).Cells[0];
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.GetSize(rowIndex));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_Invoke_ReturnsExpected()
{
using SubDataGridViewHeaderCell cell = new();
Assert.Null(cell.GetValue(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeWithValue_ReturnsExpected()
{
object value = new();
using SubDataGridViewHeaderCell cell = new()
{
Value = value
};
Assert.Same(value, cell.GetValue(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeWithRow_ReturnsExpected()
{
using DataGridViewRow row = new();
using SubDataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.Null(cell.GetValue(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeWithValueWithRow_ReturnsExpected()
{
object value = new();
using DataGridViewRow row = new();
using SubDataGridViewHeaderCell cell = new()
{
Value = value
};
row.Cells.Add(cell);
Assert.Same(value, cell.GetValue(-1));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(-1)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetValue_InvokeRowHeaderCell_ReturnsExpected(int rowIndex)
{
using DataGridViewRow row = new();
using SubDataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Null(cell.GetValue(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(-1)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetValue_InvokeWithValueRowHeaderCell_ReturnsExpected(int rowIndex)
{
object value = new();
using DataGridViewRow row = new();
using SubDataGridViewRowHeaderCell cell = new()
{
Value = value
};
row.HeaderCell = cell;
Assert.Same(value, cell.GetValue(rowIndex));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeColumnHeaderCell_ReturnsExpected()
{
using DataGridViewColumn row = new();
using SubDataGridViewColumnHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Empty((string)cell.GetValue(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeWithValueColumnHeaderCell_ReturnsExpected()
{
object value = new();
using DataGridViewColumn row = new();
using SubDataGridViewColumnHeaderCell cell = new()
{
Value = value
};
row.HeaderCell = cell;
Assert.Same(value, cell.GetValue(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeWithDataGridView_ReturnsExpected()
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Width = 10
};
using DataGridView control = new();
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
Assert.Null(cell.GetValue(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeWithValueWithDataGridView_ReturnsExpected()
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Width = 10
};
using DataGridView control = new();
control.Columns.Add(column);
object value = new();
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.Value = value);
Assert.Null(cell.GetValue(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeRowHeaderCellWithDataGridView_ReturnsExpected()
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Width = 10
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
using SubDataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
Assert.Null(cell.GetValue(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeWithValueRowHeaderCellWithDataGridView_ReturnsExpected()
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Width = 10
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewRow row = control.Rows[0];
using SubDataGridViewRowHeaderCell cell = new();
row.HeaderCell = cell;
object value = new();
cell.Value = value;
Assert.Same(value, cell.GetValue(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeColumnHeaderCellWithDataGridView_ReturnsExpected()
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Width = 10
};
using DataGridView control = new();
control.Columns.Add(column);
using SubDataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Empty((string)cell.GetValue(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeWithValueColumnHeaderCellWithDataGridView_ReturnsExpected()
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate,
Width = 10
};
using DataGridView control = new();
control.Columns.Add(column);
using SubDataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
object value = new();
cell.Value = value;
Assert.Same(value, cell.GetValue(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeTopLeftHeaderCell_ReturnsExpected()
{
using DataGridView control = new();
using SubDataGridViewHeaderCell cell = new();
control.TopLeftHeaderCell = cell;
Assert.Null(cell.GetValue(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeWithValueTopLeftHeaderCell_ReturnsExpected()
{
using DataGridView control = new();
using SubDataGridViewHeaderCell cell = new();
control.TopLeftHeaderCell = cell;
object value = new();
cell.Value = value;
Assert.Same(value, cell.GetValue(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeShared_ReturnsExpected()
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows.SharedRow(0).Cells[0];
Assert.Null(cell.GetValue(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeSharedWithValue_ReturnsExpected()
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows.SharedRow(0).Cells[0];
object value = new();
cell.Value = value;
Assert.Same(value, cell.GetValue(-1));
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeWithDataGridViewVirtualMode_CallsCellValueNeeded()
{
object value1 = new();
object value2 = new();
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
VirtualMode = true
};
control.Columns.Add(column);
control.Rows.Add();
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.Value = value1);
int callCount = 0;
DataGridViewCellValueEventHandler handler = (sender, e) =>
{
callCount++;
Assert.Same(control, sender);
Assert.Equal(0, e.RowIndex);
Assert.Null(e.Value);
e.Value = value2;
};
control.CellValueNeeded += handler;
Assert.Null(cell.GetValue(-1));
Assert.Equal(0, callCount);
// Remove the handler.
control.CellValueNeeded -= handler;
Assert.Null(cell.GetValue(-1));
Assert.Equal(0, callCount);
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeWithDataGridViewNewRowVirtualMode_CallsCellValueNeeded()
{
object value1 = new();
object value2 = new();
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
VirtualMode = true
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.Value = value1);
int callCount = 0;
DataGridViewCellValueEventHandler handler = (sender, e) =>
{
callCount++;
Assert.Same(control, sender);
Assert.Equal(0, e.RowIndex);
Assert.Null(e.Value);
e.Value = value2;
};
control.CellValueNeeded += handler;
Assert.Null(cell.GetValue(-1));
Assert.Equal(0, callCount);
// Remove the handler.
control.CellValueNeeded -= handler;
Assert.Null(cell.GetValue(-1));
Assert.Equal(0, callCount);
}
[WinFormsFact]
public void DataGridViewHeaderCell_GetValue_InvokeWithDataGridViewNewRowDataSource_CallsCellValueNeeded()
{
object value1 = new();
object value2 = new();
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
DataSource = new[] { new { Name = "Name" } }
};
control.Columns.Add(column);
using Form form = new();
form.Controls.Add(control);
Assert.NotNull(control.BindingContext);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.Value = value1);
int callCount = 0;
DataGridViewCellValueEventHandler handler = (sender, e) =>
{
callCount++;
Assert.Same(control, sender);
Assert.Equal(0, e.RowIndex);
Assert.Null(e.Value);
e.Value = value2;
};
control.CellValueNeeded += handler;
Assert.Null(cell.GetValue(-1));
Assert.Equal(0, callCount);
// Remove the handler.
control.CellValueNeeded -= handler;
Assert.Null(cell.GetValue(-1));
Assert.Equal(0, callCount);
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetValue_InvokeInvalidRowIndex_ThrowsArgumentOutOfRangeException(int rowIndex)
{
using SubDataGridViewHeaderCell cell = new();
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.GetValue(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetValue_InvokeInvalidRowIndexWithRow_ThrowsArgumentOutOfRangeException(int rowIndex)
{
using DataGridViewRow row = new();
using SubDataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.GetValue(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetValue_InvokeInvalidColumnIndexColumnHeaderCell_ThrowsArgumentOutOfRangeException(int rowIndex)
{
using DataGridViewColumn column = new();
using SubDataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.GetValue(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetValue_InvalidRowIndexWithDataGridView_ThrowsArgumentOutOfRangeException(int rowIndex)
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.GetValue(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetValue_InvalidRowIndexColumnHeaderCellWithDataGridView_ThrowsArgumentOutOfRangeException(int rowIndex)
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
using SubDataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.GetValue(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetValue_InvalidRowIndexTopLeftHeaderCell_ThrowsArgumentOutOfRangeException(int rowIndex)
{
using SubDataGridViewHeaderCell cell = new();
using DataGridView control = new()
{
TopLeftHeaderCell = cell
};
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.GetValue(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_GetValue_InvalidRowIndexShared_ThrowsArgumentOutOfRangeException(int rowIndex)
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows.SharedRow(0).Cells[0];
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.GetValue(rowIndex));
}
public static IEnumerable<object[]> MouseDownUnsharesRow_TestData()
{
yield return new object[] { new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
// yield return new object[] { new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
// yield return new object[] { new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
// yield return new object[] { new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
// yield return new object[] { new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(1, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
// yield return new object[] { new DataGridViewCellMouseEventArgs(1, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
// yield return new object[] { new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
}
[WinFormsTheory]
[MemberData(nameof(MouseDownUnsharesRow_TestData))]
public void DataGridViewHeaderCell_MouseDownUnsharesRow_Invoke_ReturnsFalse(DataGridViewCellMouseEventArgs e)
{
using SubDataGridViewHeaderCell cell = new();
Assert.False(cell.MouseDownUnsharesRow(e));
Assert.Equal(ButtonState.Normal, cell.ButtonState);
}
public static IEnumerable<object[]> MouseDownUnsharesRow_WithDataGridView_TestData()
{
foreach (bool enableHeadersVisualStyles in new bool[] { true, false })
{
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), false };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), VisualStyleRenderer.IsSupported && enableHeadersVisualStyles };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), false };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), false };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), VisualStyleRenderer.IsSupported && enableHeadersVisualStyles };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), false };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), false };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), VisualStyleRenderer.IsSupported && enableHeadersVisualStyles };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), false };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), false };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), VisualStyleRenderer.IsSupported && enableHeadersVisualStyles };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), false };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(1, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), false };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(1, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), VisualStyleRenderer.IsSupported && enableHeadersVisualStyles };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), false };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), false };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), VisualStyleRenderer.IsSupported && enableHeadersVisualStyles };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), false };
}
}
[WinFormsFact(Skip = "Crash with AbandonedMutexException. See: https://github.com/dotnet/arcade/issues/5325")]
public void DataGridViewHeaderCell_MouseDownUnsharesRow_InvokeWithDataGridView_ReturnsExpected()
{
// Run this from another thread as we call Application.EnableVisualStyles.
RemoteExecutor.Invoke(() =>
{
foreach (object[] testData in MouseDownUnsharesRow_WithDataGridView_TestData())
{
bool enableHeadersVisualStyles = (bool)testData[0];
DataGridViewCellMouseEventArgs e = (DataGridViewCellMouseEventArgs)testData[1];
bool expected = (bool)testData[2];
Application.EnableVisualStyles();
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = enableHeadersVisualStyles
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
Assert.Equal(expected, cell.MouseDownUnsharesRow(e));
Assert.Equal(ButtonState.Normal, cell.ButtonState);
Assert.False(control.IsHandleCreated);
}
}).Dispose();
}
public static IEnumerable<object[]> MouseDownUnsharesRow_ButtonLeftNullDataGridView_TestData()
{
yield return new object[] { new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(1, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
}
[WinFormsTheory]
[MemberData(nameof(MouseDownUnsharesRow_ButtonLeftNullDataGridView_TestData))]
public void DataGridViewHeaderCell_MouseDownUnsharesRow_ButtonLeftNullDataGridView_ReturnsFalse(DataGridViewCellMouseEventArgs e)
{
using SubDataGridViewHeaderCell cell = new();
Assert.False(cell.MouseDownUnsharesRow(e));
Assert.Equal(ButtonState.Normal, cell.ButtonState);
}
[WinFormsFact]
public void DataGridViewHeaderCell_MouseDownUnsharesRow_NullE_ReturnsFalse()
{
using SubDataGridViewHeaderCell cell = new();
Assert.False(cell.MouseDownUnsharesRow(null));
Assert.Equal(ButtonState.Normal, cell.ButtonState);
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(-1)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_MouseEnterUnsharesRow_InvokeWithoutDataGridView_ReturnsFalse(int rowIndex)
{
using SubDataGridViewHeaderCell cell = new();
Assert.False(cell.MouseEnterUnsharesRow(rowIndex));
Assert.Equal(ButtonState.Normal, cell.ButtonState);
}
[WinFormsTheory]
[InlineData(true, -2)]
[InlineData(true, -1)]
[InlineData(true, 0)]
[InlineData(true, 1)]
[InlineData(false, -2)]
[InlineData(false, -1)]
[InlineData(false, 0)]
[InlineData(false, 1)]
public void DataGridViewHeaderCell_MouseEnterUnsharesRow_InvokeWithDataGridView_ReturnsExpected(bool enableHeadersVisualStyles, int rowIndex)
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = enableHeadersVisualStyles
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
Assert.False(cell.MouseEnterUnsharesRow(rowIndex));
Assert.Equal(ButtonState.Normal, cell.ButtonState);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(-1)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_MouseLeaveUnsharesRow_InvokeWithoutDataGridView_ReturnsFalse(int rowIndex)
{
using SubDataGridViewHeaderCell cell = new();
Assert.False(cell.MouseLeaveUnsharesRow(rowIndex));
Assert.Equal(ButtonState.Normal, cell.ButtonState);
}
[WinFormsTheory]
[InlineData(true, -2)]
[InlineData(true, -1)]
[InlineData(true, 0)]
[InlineData(true, 1)]
[InlineData(false, -2)]
[InlineData(false, -1)]
[InlineData(false, 0)]
[InlineData(false, 1)]
public void DataGridViewHeaderCell_MouseLeaveUnsharesRow_InvokeWithDataGridView_ReturnsExpected(bool enableHeadersVisualStyles, int rowIndex)
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = enableHeadersVisualStyles
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
Assert.False(cell.MouseLeaveUnsharesRow(rowIndex));
Assert.Equal(ButtonState.Normal, cell.ButtonState);
Assert.False(control.IsHandleCreated);
}
public static IEnumerable<object[]> MouseLeaveUnsharesRow_WithDataGridViewMouseDown_TestData()
{
ButtonState expected = VisualStyleRenderer.IsSupported ? ButtonState.Pushed : ButtonState.Normal;
yield return new object[] { true, -2, expected };
yield return new object[] { true, -1, expected };
yield return new object[] { true, 0, expected };
yield return new object[] { true, 1, expected };
yield return new object[] { false, -2, ButtonState.Normal };
yield return new object[] { false, -1, ButtonState.Normal };
yield return new object[] { false, 0, ButtonState.Normal };
yield return new object[] { false, 1, ButtonState.Normal };
}
[WinFormsTheory(Skip = "Crash with AbandonedMutexException. See: https://github.com/dotnet/arcade/issues/5325")]
[MemberData(nameof(MouseLeaveUnsharesRow_WithDataGridViewMouseDown_TestData))]
public void DataGridViewHeaderCell_MouseLeaveUnsharesRow_InvokeWithDataGridViewMouseDown_ReturnsExpected(bool enableHeadersVisualStylesParam, int rowIndexParam, ButtonState expectedButtonStateParam)
{
// Run this from another thread as we call Application.EnableVisualStyles.
RemoteExecutor.Invoke((enableHeadersVisualStylesString, rowIndexString, expectedButtonStateString) =>
{
bool enableHeadersVisualStyles = bool.Parse(enableHeadersVisualStylesString);
int rowIndex = int.Parse(rowIndexString);
ButtonState expectedButtonState = (ButtonState)Enum.Parse(typeof(ButtonState), expectedButtonStateString);
Application.EnableVisualStyles();
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = enableHeadersVisualStyles
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
cell.OnMouseDown(new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)));
Assert.Equal(enableHeadersVisualStyles && VisualStyleRenderer.IsSupported, cell.MouseLeaveUnsharesRow(rowIndex));
Assert.Equal(expectedButtonState, cell.ButtonState);
Assert.False(control.IsHandleCreated);
}, enableHeadersVisualStylesParam.ToString(), rowIndexParam.ToString(), expectedButtonStateParam.ToString()).Dispose();
}
[WinFormsTheory]
[MemberData(nameof(MouseDownUnsharesRow_TestData))]
public void DataGridViewHeaderCell_MouseUpUnsharesRow_Invoke_ReturnsFalse(DataGridViewCellMouseEventArgs e)
{
using SubDataGridViewHeaderCell cell = new();
Assert.False(cell.MouseUpUnsharesRow(e));
Assert.Equal(ButtonState.Normal, cell.ButtonState);
}
[WinFormsFact(Skip = "Crash with AbandonedMutexException. See: https://github.com/dotnet/arcade/issues/5325")]
public void DataGridViewHeaderCell_MouseUpUnsharesRow_InvokeWithDataGridView_ReturnsExpected()
{
// Run this from another thread as we call Application.EnableVisualStyles.
RemoteExecutor.Invoke(() =>
{
foreach (object[] testData in MouseDownUnsharesRow_WithDataGridView_TestData())
{
bool enableHeadersVisualStyles = (bool)testData[0];
DataGridViewCellMouseEventArgs e = (DataGridViewCellMouseEventArgs)testData[1];
bool expected = (bool)testData[2];
Application.EnableVisualStyles();
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = enableHeadersVisualStyles
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
Assert.Equal(expected, cell.MouseUpUnsharesRow(e));
Assert.Equal(ButtonState.Normal, cell.ButtonState);
Assert.False(control.IsHandleCreated);
}
}).Dispose();
}
[WinFormsFact]
public void DataGridViewHeaderCell_MouseUpUnsharesRow_NullE_ReturnsFalse()
{
using SubDataGridViewHeaderCell cell = new();
Assert.False(cell.MouseUpUnsharesRow(null));
Assert.Equal(ButtonState.Normal, cell.ButtonState);
}
[WinFormsTheory]
[MemberData(nameof(MouseDownUnsharesRow_ButtonLeftNullDataGridView_TestData))]
public void DataGridViewHeaderCell_MouseUpUnsharesRow_ButtonLeftNullDataGridView_ReturnsFalse(DataGridViewCellMouseEventArgs e)
{
using SubDataGridViewHeaderCell cell = new();
Assert.False(cell.MouseUpUnsharesRow(e));
Assert.Equal(ButtonState.Normal, cell.ButtonState);
}
public static IEnumerable<object[]> OnMouseDown_TestData()
{
yield return new object[] { null };
yield return new object[] { new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(1, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(1, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
}
[WinFormsTheory]
[MemberData(nameof(OnMouseDown_TestData))]
public void DataGridViewHeaderCell_OnMouseDown_Invoke_Nop(DataGridViewCellMouseEventArgs e)
{
using SubDataGridViewHeaderCell cell = new();
cell.OnMouseDown(e);
Assert.Equal(ButtonState.Normal, cell.ButtonState);
}
public static IEnumerable<object[]> OnMouseDown_WithDataGridView_TestData()
{
foreach (bool enableHeadersVisualStyles in new bool[] { true, false })
{
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), ButtonState.Normal };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), VisualStyleRenderer.IsSupported && enableHeadersVisualStyles ? ButtonState.Pushed : ButtonState.Normal };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), ButtonState.Normal };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), ButtonState.Normal };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), VisualStyleRenderer.IsSupported && enableHeadersVisualStyles ? ButtonState.Pushed : ButtonState.Normal };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), ButtonState.Normal };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), ButtonState.Normal };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), VisualStyleRenderer.IsSupported && enableHeadersVisualStyles ? ButtonState.Pushed : ButtonState.Normal };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), ButtonState.Normal };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), ButtonState.Normal };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), VisualStyleRenderer.IsSupported && enableHeadersVisualStyles ? ButtonState.Pushed : ButtonState.Normal };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), ButtonState.Normal };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(1, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), ButtonState.Normal };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(1, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), VisualStyleRenderer.IsSupported && enableHeadersVisualStyles ? ButtonState.Pushed : ButtonState.Normal };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), ButtonState.Normal };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), ButtonState.Normal };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), ButtonState.Normal };
}
yield return new object[] { false, new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), ButtonState.Normal };
}
[WinFormsFact(Skip = "Crash with AbandonedMutexException. See: https://github.com/dotnet/arcade/issues/5325")]
public void DataGridViewHeaderCell_OnMouseDown_InvokeWithDataGridView_Nop()
{
// Run this from another thread as we call Application.EnableVisualStyles.
RemoteExecutor.Invoke(() =>
{
foreach (object[] testData in OnMouseDown_WithDataGridView_TestData())
{
bool enableHeadersVisualStyles = (bool)testData[0];
DataGridViewCellMouseEventArgs e = (DataGridViewCellMouseEventArgs)testData[1];
ButtonState expectedButtonState = (ButtonState)testData[2];
Application.EnableVisualStyles();
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = enableHeadersVisualStyles
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
cell.OnMouseDown(e);
Assert.Equal(expectedButtonState, cell.ButtonState);
Assert.False(control.IsHandleCreated);
}
}).Dispose();
}
[WinFormsFact(Skip = "Crash with AbandonedMutexException. See: https://github.com/dotnet/arcade/issues/5325")]
public void DataGridViewHeaderCell_OnMouseDown_InvalidRowIndexVisualStyles_ThrowsArgumentOutOfRangeException()
{
// Run this from another thread as we call Application.EnableVisualStyles.
RemoteExecutor.Invoke(() =>
{
Application.EnableVisualStyles();
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = true
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
DataGridViewCellMouseEventArgs e = new(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0));
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.OnMouseDown(e));
Assert.Equal(VisualStyleRenderer.IsSupported ? ButtonState.Pushed : ButtonState.Normal, cell.ButtonState);
}).Dispose();
}
[WinFormsFact]
public void DataGridViewHeaderCell_OnMouseDown_NullEWithDataGridView_ThrowsNullReferenceException()
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
Assert.Throws<NullReferenceException>(() => cell.OnMouseDown(null));
Assert.Equal(ButtonState.Normal, cell.ButtonState);
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(-1)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_OnMouseEnter_Invoke_Nop(int rowIndex)
{
using SubDataGridViewHeaderCell cell = new();
cell.OnMouseEnter(rowIndex);
Assert.Equal(ButtonState.Normal, cell.ButtonState);
}
[WinFormsTheory]
// [InlineData(true, -2)] If a DataGridView is rendered with visual styles,
// mouse entering a header cell will lead to a ArgumentOutOfRangeException
[InlineData(true, -1)]
[InlineData(true, 0)]
// [InlineData(true, 1)] If a DataGridView is rendered with visual styles,
// mouse entering a header cell will lead to a ArgumentOutOfRangeException
[InlineData(false, -2)]
[InlineData(false, -1)]
[InlineData(false, 0)]
[InlineData(false, 1)]
public void DataGridViewHeaderCell_OnMouseEnter_InvokeWithDataGridView_Nop(bool enableHeadersVisualStyles, int rowIndex)
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = enableHeadersVisualStyles
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
cell.OnMouseEnter(rowIndex);
Assert.Equal(ButtonState.Normal, cell.ButtonState);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(1)]
public void DataGridViewHeaderCell_OnMouseEnter_VisualStyles_on_ThrowsArgumentOutOfRangeException(int rowIndex)
{
if (!Application.RenderWithVisualStyles)
{
return;
}
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = true
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
Assert.Throws<ArgumentOutOfRangeException>(() => cell.OnMouseEnter(rowIndex));
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(-1)]
[InlineData(0)]
[InlineData(1)]
public void DataGridViewHeaderCell_OnMouseLeave_Invoke_Nop(int rowIndex)
{
using SubDataGridViewHeaderCell cell = new();
cell.OnMouseLeave(rowIndex);
Assert.Equal(ButtonState.Normal, cell.ButtonState);
}
[WinFormsTheory]
// [InlineData(true, -2)] If a DataGridView is rendered with visual styles,
// mouse leaving a header cell will lead to a ArgumentOutOfRangeException
[InlineData(true, -1)]
[InlineData(true, 0)]
// [InlineData(true, 1)] If a DataGridView is rendered with visual styles,
// mouse leaving a header cell will lead to a ArgumentOutOfRangeException
[InlineData(false, -2)]
[InlineData(false, -1)]
[InlineData(false, 0)]
[InlineData(false, 1)]
public void DataGridViewHeaderCell_OnMouseLeave_InvokeWithDataGridView_Nop(bool enableHeadersVisualStyles, int rowIndex)
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = enableHeadersVisualStyles
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
cell.OnMouseLeave(rowIndex);
Assert.Equal(ButtonState.Normal, cell.ButtonState);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(-2)]
[InlineData(1)]
public void DataGridViewHeaderCell_OnMouseLeave_VisualStyles_on_ThrowsArgumentOutOfRangeException(int rowIndex)
{
if (!Application.RenderWithVisualStyles)
{
return;
}
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = true
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
Assert.Throws<ArgumentOutOfRangeException>(() => cell.OnMouseLeave(rowIndex));
}
[WinFormsTheory(Skip = "Crash with AbandonedMutexException. See: https://github.com/dotnet/arcade/issues/5325")]
[InlineData(true, -1)]
[InlineData(true, 0)]
[InlineData(false, -2)]
[InlineData(false, -1)]
[InlineData(false, 0)]
[InlineData(false, 1)]
public void DataGridViewHeaderCell_OnMouseLeave_InvokeWithDataGridViewMouseDown_Nop(bool enableHeadersVisualStylesParam, int rowIndexParam)
{
// Run this from another thread as we call Application.EnableVisualStyles.
RemoteExecutor.Invoke((enableHeadersVisualStylesString, rowIndexString) =>
{
bool enableHeadersVisualStyles = bool.Parse(enableHeadersVisualStylesString);
int rowIndex = int.Parse(rowIndexString);
Application.EnableVisualStyles();
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = enableHeadersVisualStyles
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
cell.OnMouseDown(new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)));
cell.OnMouseLeave(rowIndex);
Assert.Equal(ButtonState.Normal, cell.ButtonState);
Assert.False(control.IsHandleCreated);
}, enableHeadersVisualStylesParam.ToString(), rowIndexParam.ToString()).Dispose();
}
[WinFormsTheory(Skip = "Crash with AbandonedMutexException. See: https://github.com/dotnet/arcade/issues/5325")]
[InlineData(-2)]
[InlineData(1)]
public void DataGridViewHeaderCell_OnMouseLeave_InvalidRowIndexVisualStyles_ThrowsArgumentOutOfRangeException(int rowIndexParam)
{
// Run this from another thread as we call Application.EnableVisualStyles.
RemoteExecutor.Invoke((rowIndexString) =>
{
int rowIndex = int.Parse(rowIndexString);
Application.EnableVisualStyles();
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = true
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
cell.OnMouseDown(new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)));
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.OnMouseLeave(rowIndex));
Assert.Equal(ButtonState.Normal, cell.ButtonState);
}, rowIndexParam.ToString()).Dispose();
}
[WinFormsTheory]
[MemberData(nameof(OnMouseDown_TestData))]
public void DataGridViewHeaderCell_OnMouseUp_Invoke_Nop(DataGridViewCellMouseEventArgs e)
{
using SubDataGridViewHeaderCell cell = new();
cell.OnMouseUp(e);
Assert.Equal(ButtonState.Normal, cell.ButtonState);
}
public static IEnumerable<object[]> OnMouseUp_WithDataGridView_TestData()
{
foreach (bool enableHeadersVisualStyles in new bool[] { true, false })
{
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(1, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(1, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)) };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)) };
}
// If a datagridview is rendered with visual styles, a left click on a header cell will lead to a ArgumentOutOfRangeException
yield return new object[] { false, new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)) };
}
[WinFormsTheory]
[MemberData(nameof(OnMouseUp_WithDataGridView_TestData))]
public void DataGridViewHeaderCell_OnMouseUp_InvokeWithDataGridView_Nop(bool enableHeadersVisualStyles, DataGridViewCellMouseEventArgs e)
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = enableHeadersVisualStyles
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
cell.OnMouseUp(e);
Assert.Equal(ButtonState.Normal, cell.ButtonState);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void DataGridViewHeaderCell_OnMouseUp_VisualStyles_on_ThrowsArgumentOutOfRangeException()
{
if (!Application.RenderWithVisualStyles)
{
return;
}
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = true
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
DataGridViewCellMouseEventArgs e = new(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0));
Assert.Throws<ArgumentOutOfRangeException>(() => cell.OnMouseUp(e));
}
public static IEnumerable<object[]> OnMouseUp_WithDataGridViewMouseDown_TestData()
{
foreach (bool enableHeadersVisualStyles in new bool[] { true, false })
{
ButtonState expectedButtonState1 = enableHeadersVisualStyles && VisualStyleRenderer.IsSupported ? ButtonState.Pushed : ButtonState.Normal;
ButtonState expectedButtonState2 = enableHeadersVisualStyles && VisualStyleRenderer.IsSupported ? ButtonState.Normal : expectedButtonState1;
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), expectedButtonState1 };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), expectedButtonState2 };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), expectedButtonState1 };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), expectedButtonState1 };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), expectedButtonState2 };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, -1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), expectedButtonState1 };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), expectedButtonState1 };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), expectedButtonState2 };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(-1, 0, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), expectedButtonState1 };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), expectedButtonState1 };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), expectedButtonState2 };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 0, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), expectedButtonState1 };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(1, 0, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), expectedButtonState1 };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(1, 0, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), expectedButtonState2 };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), expectedButtonState1 };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.None, 0, 0, 0, 0)), expectedButtonState1 };
yield return new object[] { enableHeadersVisualStyles, new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Middle, 0, 0, 0, 0)), expectedButtonState1 };
}
yield return new object[] { false, new DataGridViewCellMouseEventArgs(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)), ButtonState.Normal };
}
[WinFormsFact(Skip = "Crash with AbandonedMutexException. See: https://github.com/dotnet/arcade/issues/5325")]
public void DataGridViewHeaderCell_OnMouseUp_InvokeWithDataGridViewMouseDown_ReturnsExpected()
{
// Run this from another thread as we call Application.EnableVisualStyles.
RemoteExecutor.Invoke(() =>
{
foreach (object[] testData in OnMouseUp_WithDataGridViewMouseDown_TestData())
{
bool enableHeadersVisualStyles = (bool)testData[0];
DataGridViewCellMouseEventArgs e = (DataGridViewCellMouseEventArgs)testData[1];
ButtonState expectedButtonState = (ButtonState)testData[2];
Application.EnableVisualStyles();
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = enableHeadersVisualStyles
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
cell.OnMouseDown(new DataGridViewCellMouseEventArgs(-1, -1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0)));
cell.OnMouseUp(e);
Assert.Equal(expectedButtonState, cell.ButtonState);
Assert.False(control.IsHandleCreated);
}
}).Dispose();
}
[WinFormsFact(Skip = "Crash with AbandonedMutexException. See: https://github.com/dotnet/arcade/issues/5325")]
public void DataGridViewHeaderCell_OnMouseUp_InvalidRowIndexVisualStyles_ThrowsArgumentOutOfRangeException()
{
// Run this from another thread as we call Application.EnableVisualStyles.
RemoteExecutor.Invoke(() =>
{
Application.EnableVisualStyles();
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new()
{
EnableHeadersVisualStyles = true
};
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
DataGridViewCellMouseEventArgs e = new(0, 1, 0, 0, new MouseEventArgs(MouseButtons.Left, 0, 0, 0, 0));
Assert.Throws<ArgumentOutOfRangeException>("rowIndex", () => cell.OnMouseUp(e));
Assert.Equal(ButtonState.Normal, cell.ButtonState);
}).Dispose();
}
[WinFormsFact]
public void DataGridViewHeaderCell_OnMouseUp_NullEWithDataGridView_ThrowsNullReferenceException()
{
using SubDataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
SubDataGridViewHeaderCell cell = (SubDataGridViewHeaderCell)control.Rows[0].Cells[0];
Assert.Throws<NullReferenceException>(() => cell.OnMouseUp(null));
Assert.Equal(ButtonState.Normal, cell.ButtonState);
}
[WinFormsFact]
public void DataGridViewHeaderCell_Paint_NullCellStyle_ThrowsArgumentNullException()
{
using SubDataGridViewHeaderCell cell = new();
using Bitmap image = new(10, 10);
using Graphics graphics = Graphics.FromImage(image);
Assert.Throws<ArgumentNullException>("cellStyle", () => cell.Paint(graphics, Rectangle.Empty, Rectangle.Empty, -1, DataGridViewElementStates.None, null, null, null, null, null, DataGridViewPaintParts.All));
}
[WinFormsFact]
public void DataGridViewHeaderCell_ToString_Invoke_ReturnsExpected()
{
using DataGridViewHeaderCell cell = new();
Assert.Equal("DataGridViewHeaderCell { ColumnIndex=-1, RowIndex=-1 }", cell.ToString());
}
[WinFormsFact]
public void DataGridViewHeaderCell_ToString_InvokeWithRow_ReturnsExpected()
{
using DataGridViewRow row = new();
using DataGridViewHeaderCell cell = new();
row.Cells.Add(cell);
Assert.Equal("DataGridViewHeaderCell { ColumnIndex=-1, RowIndex=-1 }", cell.ToString());
}
[WinFormsFact]
public void DataGridViewHeaderCell_ToString_InvokeColumnHeaderCell_ReturnsExpected()
{
using DataGridViewColumn column = new();
using DataGridViewColumnHeaderCell cell = new();
column.HeaderCell = cell;
Assert.Equal("DataGridViewColumnHeaderCell { ColumnIndex=-1 }", cell.ToString());
}
[WinFormsFact]
public void DataGridViewHeaderCell_ToString_InvokeWithDataGridView_ReturnsExpected()
{
using DataGridViewHeaderCell cellTemplate = new();
using DataGridViewColumn column = new()
{
CellTemplate = cellTemplate
};
using DataGridView control = new();
control.Columns.Add(column);
DataGridViewCell cell = control.Rows[0].Cells[0];
Assert.Equal("DataGridViewHeaderCell { ColumnIndex=0, RowIndex=0 }", cell.ToString());
}
private class SubDataGridViewRowHeaderCell : DataGridViewRowHeaderCell
{
public new Size GetSize(int rowIndex) => base.GetSize(rowIndex);
public new object GetValue(int rowIndex) => base.GetValue(rowIndex);
}
private class SubDataGridViewColumnHeaderCell : DataGridViewColumnHeaderCell
{
public new Size GetSize(int rowIndex) => base.GetSize(rowIndex);
public new object GetValue(int rowIndex) => base.GetValue(rowIndex);
}
private class CustomStateDataGridViewHeaderCell : DataGridViewHeaderCell
{
public DataGridViewElementStates StateResult { get; set; }
public override DataGridViewElementStates State => StateResult;
}
public class SubDataGridViewHeaderCell : DataGridViewHeaderCell
{
public new ButtonState ButtonState => base.ButtonState;
public new void Dispose(bool disposing) => base.Dispose(disposing);
public new Size GetSize(int rowIndex) => base.GetSize(rowIndex);
public new object GetValue(int rowIndex) => base.GetValue(rowIndex);
public new bool MouseDownUnsharesRow(DataGridViewCellMouseEventArgs e) => base.MouseDownUnsharesRow(e);
public new bool MouseEnterUnsharesRow(int rowIndex) => base.MouseEnterUnsharesRow(rowIndex);
public new bool MouseLeaveUnsharesRow(int rowIndex) => base.MouseLeaveUnsharesRow(rowIndex);
public new bool MouseUpUnsharesRow(DataGridViewCellMouseEventArgs e) => base.MouseUpUnsharesRow(e);
public new void OnMouseDown(DataGridViewCellMouseEventArgs e) => base.OnMouseDown(e);
public new void OnMouseEnter(int rowIndex) => base.OnMouseEnter(rowIndex);
public new void OnMouseLeave(int rowIndex) => base.OnMouseLeave(rowIndex);
public new void OnMouseUp(DataGridViewCellMouseEventArgs e) => base.OnMouseUp(e);
public new void Paint(Graphics graphics,
Rectangle clipBounds,
Rectangle cellBounds,
int rowIndex,
DataGridViewElementStates dataGridViewElementState,
object value,
object formattedValue,
string errorText,
DataGridViewCellStyle cellStyle,
DataGridViewAdvancedBorderStyle advancedBorderStyle,
DataGridViewPaintParts paintParts)
{
base.Paint(graphics, clipBounds, cellBounds, rowIndex, dataGridViewElementState, value, formattedValue, errorText, cellStyle, advancedBorderStyle, paintParts);
}
}
}
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