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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.ComponentModel;
using System.Drawing;
using Moq;
using Size = System.Drawing.Size;
namespace System.Windows.Forms.Tests;
[Collection("Sequential")] // workaround for WebBrowser control corrupting memory when run on multiple UI threads (instantiated via GUID)
public class WebBrowserBaseTests
{
public static IEnumerable<object[]> Bounds_Set_TestData()
{
yield return new object[] { 0, 0, 0, 0 };
yield return new object[] { -1, -2, -3, -4 };
yield return new object[] { 1, 0, 0, 0 };
yield return new object[] { 0, 2, 0, 0 };
yield return new object[] { 1, 2, 0, 0 };
yield return new object[] { 0, 0, 1, 0 };
yield return new object[] { 0, 0, 0, 2 };
yield return new object[] { 0, 0, 1, 2 };
yield return new object[] { 1, 2, 30, 40 };
}
[WinFormsTheory]
[MemberData(nameof(Bounds_Set_TestData))]
public void WebBrowserBase_Bounds_Set_GetReturnsExpected(int x, int y, int width, int height)
{
using SubWebBrowserBase control = new();
int layoutCallCount = 0;
int resizeCallCount = 0;
int sizeChangedCallCount = 0;
int clientSizeChangedCallCount = 0;
((Control)control).Layout += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(control, e.AffectedControl);
Assert.Equal("Bounds", e.AffectedProperty);
Assert.Equal(resizeCallCount, layoutCallCount);
Assert.Equal(sizeChangedCallCount, layoutCallCount);
Assert.Equal(clientSizeChangedCallCount, layoutCallCount);
layoutCallCount++;
};
control.Resize += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
Assert.Equal(layoutCallCount - 1, resizeCallCount);
Assert.Equal(sizeChangedCallCount, resizeCallCount);
Assert.Equal(clientSizeChangedCallCount, resizeCallCount);
resizeCallCount++;
};
control.SizeChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
Assert.Equal(resizeCallCount - 1, sizeChangedCallCount);
Assert.Equal(layoutCallCount - 1, sizeChangedCallCount);
Assert.Equal(clientSizeChangedCallCount, sizeChangedCallCount);
sizeChangedCallCount++;
};
control.ClientSizeChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
Assert.Equal(resizeCallCount - 1, clientSizeChangedCallCount);
Assert.Equal(layoutCallCount - 1, clientSizeChangedCallCount);
Assert.Equal(sizeChangedCallCount - 1, clientSizeChangedCallCount);
clientSizeChangedCallCount++;
};
control.Bounds = new Rectangle(x, y, width, height);
Assert.Equal(new Size(width, height), control.ClientSize);
Assert.Equal(new Rectangle(0, 0, width, height), control.ClientRectangle);
Assert.Equal(new Rectangle(0, 0, width, height), control.DisplayRectangle);
Assert.Equal(new Size(width, height), control.Size);
Assert.Equal(x, control.Left);
Assert.Equal(x + width, control.Right);
Assert.Equal(y, control.Top);
Assert.Equal(y + height, control.Bottom);
Assert.Equal(width, control.Width);
Assert.Equal(height, control.Height);
Assert.Equal(new Rectangle(x, y, width, height), control.Bounds);
Assert.Equal(1, layoutCallCount);
Assert.Equal(1, resizeCallCount);
Assert.Equal(1, sizeChangedCallCount);
Assert.Equal(1, clientSizeChangedCallCount);
Assert.False(control.IsHandleCreated);
// Call again.
control.Bounds = new Rectangle(x, y, width, height);
Assert.Equal(new Size(width, height), control.ClientSize);
Assert.Equal(new Rectangle(0, 0, width, height), control.ClientRectangle);
Assert.Equal(new Rectangle(0, 0, width, height), control.DisplayRectangle);
Assert.Equal(new Size(width, height), control.Size);
Assert.Equal(x, control.Left);
Assert.Equal(x + width, control.Right);
Assert.Equal(y, control.Top);
Assert.Equal(y + height, control.Bottom);
Assert.Equal(width, control.Width);
Assert.Equal(height, control.Height);
Assert.Equal(new Rectangle(x, y, width, height), control.Bounds);
Assert.Equal(1, layoutCallCount);
Assert.Equal(1, resizeCallCount);
Assert.Equal(1, sizeChangedCallCount);
Assert.Equal(1, clientSizeChangedCallCount);
Assert.False(control.IsHandleCreated);
}
public static IEnumerable<object[]> Bounds_SetWithHandle_TestData()
{
yield return new object[] { true, 0, 0, 0, 0, 0, 0, 1 };
yield return new object[] { true, -1, -2, -3, -4, 0, 0, 1 };
yield return new object[] { true, 1, 0, 0, 0, 0, 0, 1 };
yield return new object[] { true, 0, 2, 0, 0, 0, 0, 1 };
yield return new object[] { true, 1, 2, 0, 0, 0, 0, 1 };
yield return new object[] { true, 0, 0, 1, 0, 1, 0, 1 };
yield return new object[] { true, 0, 0, 0, 2, 0, 2, 1 };
yield return new object[] { true, 0, 0, 1, 2, 1, 2, 1 };
yield return new object[] { true, 1, 2, 30, 40, 30, 40, 1 };
yield return new object[] { false, 0, 0, 0, 0, 0, 0, 0 };
yield return new object[] { false, -1, -2, -3, -4, 0, 0, 0 };
yield return new object[] { false, 1, 0, 0, 0, 0, 0, 0 };
yield return new object[] { false, 0, 2, 0, 0, 0, 0, 0 };
yield return new object[] { false, 1, 2, 0, 0, 0, 0, 0 };
yield return new object[] { false, 0, 0, 1, 0, 1, 0, 0 };
yield return new object[] { false, 0, 0, 0, 2, 0, 2, 0 };
yield return new object[] { false, 0, 0, 1, 2, 1, 2, 0 };
yield return new object[] { false, 1, 2, 30, 40, 30, 40, 0 };
}
[WinFormsTheory]
[MemberData(nameof(Bounds_SetWithHandle_TestData))]
public void WebBrowserBase_Bounds_SetWithHandle_GetReturnsExpected(bool resizeRedraw, int x, int y, int width, int height, int expectedWidth, int expectedHeight, int expectedInvalidatedCallCount)
{
using SubWebBrowserBase control = new();
control.SetStyle(ControlStyles.ResizeRedraw, resizeRedraw);
int layoutCallCount = 0;
int resizeCallCount = 0;
int sizeChangedCallCount = 0;
int clientSizeChangedCallCount = 0;
((Control)control).Layout += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(control, e.AffectedControl);
Assert.Equal("Bounds", e.AffectedProperty);
Assert.Equal(resizeCallCount, layoutCallCount);
Assert.Equal(sizeChangedCallCount, layoutCallCount);
Assert.Equal(clientSizeChangedCallCount, layoutCallCount);
layoutCallCount++;
};
control.Resize += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
Assert.Equal(layoutCallCount - 1, resizeCallCount);
Assert.Equal(sizeChangedCallCount, resizeCallCount);
Assert.Equal(clientSizeChangedCallCount, resizeCallCount);
resizeCallCount++;
};
control.SizeChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
Assert.Equal(resizeCallCount - 1, sizeChangedCallCount);
Assert.Equal(layoutCallCount - 1, sizeChangedCallCount);
Assert.Equal(clientSizeChangedCallCount, sizeChangedCallCount);
sizeChangedCallCount++;
};
control.ClientSizeChanged += (sender, e) =>
{
Assert.Same(control, sender);
Assert.Same(EventArgs.Empty, e);
Assert.Equal(resizeCallCount - 1, clientSizeChangedCallCount);
Assert.Equal(layoutCallCount - 1, clientSizeChangedCallCount);
Assert.Equal(sizeChangedCallCount - 1, clientSizeChangedCallCount);
clientSizeChangedCallCount++;
};
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
((Control)control).StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
control.Bounds = new Rectangle(x, y, width, height);
Assert.Equal(new Size(expectedWidth, expectedHeight), control.ClientSize);
Assert.Equal(new Rectangle(0, 0, expectedWidth, expectedHeight), control.ClientRectangle);
Assert.Equal(new Rectangle(0, 0, expectedWidth, expectedHeight), control.DisplayRectangle);
Assert.Equal(new Size(expectedWidth, expectedHeight), control.Size);
Assert.Equal(x, control.Left);
Assert.Equal(x + expectedWidth, control.Right);
Assert.Equal(y, control.Top);
Assert.Equal(y + expectedHeight, control.Bottom);
Assert.Equal(expectedWidth, control.Width);
Assert.Equal(expectedHeight, control.Height);
Assert.Equal(new Rectangle(x, y, expectedWidth, expectedHeight), control.Bounds);
Assert.Equal(1, layoutCallCount);
Assert.Equal(1, resizeCallCount);
Assert.Equal(1, sizeChangedCallCount);
Assert.Equal(1, clientSizeChangedCallCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(expectedInvalidatedCallCount, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
// Call again.
control.Bounds = new Rectangle(x, y, width, height);
Assert.Equal(new Size(expectedWidth, expectedHeight), control.ClientSize);
Assert.Equal(new Rectangle(0, 0, expectedWidth, expectedHeight), control.ClientRectangle);
Assert.Equal(new Rectangle(0, 0, expectedWidth, expectedHeight), control.DisplayRectangle);
Assert.Equal(new Size(expectedWidth, expectedHeight), control.Size);
Assert.Equal(x, control.Left);
Assert.Equal(x + expectedWidth, control.Right);
Assert.Equal(y, control.Top);
Assert.Equal(y + expectedHeight, control.Bottom);
Assert.Equal(expectedWidth, control.Width);
Assert.Equal(expectedHeight, control.Height);
Assert.Equal(new Rectangle(x, y, expectedWidth, expectedHeight), control.Bounds);
Assert.Equal(1, layoutCallCount);
Assert.Equal(1, resizeCallCount);
Assert.Equal(1, sizeChangedCallCount);
Assert.Equal(1, clientSizeChangedCallCount);
Assert.True(control.IsHandleCreated);
Assert.Equal(expectedInvalidatedCallCount, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
[WinFormsFact]
public void WebBrowserBase_CanSelect_GetInPlaceActive_ReturnsExpected()
{
using Control parent = new();
using SubWebBrowserBase control = new()
{
Parent = parent
};
Assert.True(control.CanSelect);
}
[WinFormsFact]
public void WebBrowserBase_Site_Set_GetReturnsExpected()
{
Mock<ISite> mockSite1 = new(MockBehavior.Strict);
mockSite1
.Setup(s => s.Container)
.Returns((IContainer)null);
mockSite1
.Setup(s => s.GetService(typeof(AmbientProperties)))
.Returns(null);
using SubWebBrowserBase control = new()
{
Site = mockSite1.Object
};
Assert.Same(mockSite1.Object, control.Site);
Assert.False(control.IsHandleCreated);
// Set same.
control.Site = mockSite1.Object;
Assert.Same(mockSite1.Object, control.Site);
Assert.False(control.IsHandleCreated);
// Set another.
Mock<ISite> mockSite2 = new(MockBehavior.Strict);
mockSite2
.Setup(s => s.Container)
.Returns((IContainer)null);
mockSite2
.Setup(s => s.GetService(typeof(AmbientProperties)))
.Returns(null);
control.Site = mockSite2.Object;
Assert.Same(mockSite2.Object, control.Site);
Assert.False(control.IsHandleCreated);
// Set null.
control.Site = null;
Assert.Null(control.Site);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowserBase_BackColorChanged_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.BackColorChanged += handler);
control.BackColorChanged -= handler;
}
[WinFormsFact]
public void WebBrowserBase_BackgroundImageChanged_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.BackgroundImageChanged += handler);
control.BackgroundImageChanged -= handler;
}
[WinFormsFact]
public void WebBrowserBase_BackgroundImageLayoutChanged_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.BackgroundImageLayoutChanged += handler);
control.BackgroundImageLayoutChanged -= handler;
}
[WinFormsFact]
public void WebBrowserBase_BindingContextChanged_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.BindingContextChanged += handler);
control.BindingContextChanged -= handler;
}
[WinFormsFact]
public void WebBrowserBase_UICuesEventHandler_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
UICuesEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.ChangeUICues += handler);
control.ChangeUICues -= handler;
}
[WinFormsFact]
public void WebBrowserBase_Click_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.Click += handler);
control.Click -= handler;
}
[WinFormsFact]
public void WebBrowserBase_CursorChanged_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.CursorChanged += handler);
control.CursorChanged -= handler;
}
[WinFormsFact]
public void WebBrowserBase_DoubleClick_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.DoubleClick += handler);
control.DoubleClick -= handler;
}
[WinFormsFact]
public void WebBrowserBase_DragDrop_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
DragEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.DragDrop += handler);
control.DragDrop -= handler;
}
[WinFormsFact]
public void WebBrowserBase_DragEnter_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
DragEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.DragEnter += handler);
control.DragEnter -= handler;
}
[WinFormsFact]
public void WebBrowserBase_DragLeave_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.DragLeave += handler);
control.DragLeave -= handler;
}
[WinFormsFact]
public void WebBrowserBase_DragOver_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
DragEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.DragOver += handler);
control.DragOver -= handler;
}
[WinFormsFact]
public void WebBrowserBase_EnabledChanged_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.EnabledChanged += handler);
control.EnabledChanged -= handler;
}
[WinFormsFact]
public void WebBrowserBase_Enter_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.Enter += handler);
control.Enter -= handler;
}
[WinFormsFact]
public void WebBrowserBase_FontChanged_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.FontChanged += handler);
control.FontChanged -= handler;
}
[WinFormsFact]
public void WebBrowserBase_ForeColorChanged_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.ForeColorChanged += handler);
control.ForeColorChanged -= handler;
}
[WinFormsFact]
public void WebBrowserBase_GiveFeedback_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
GiveFeedbackEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.GiveFeedback += handler);
control.GiveFeedback -= handler;
}
[WinFormsFact]
public void WebBrowserBase_HelpRequested_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
HelpEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.HelpRequested += handler);
control.HelpRequested -= handler;
}
[WinFormsFact]
public void WebBrowserBase_ImeModeChanged_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.ImeModeChanged += handler);
control.ImeModeChanged -= handler;
}
[WinFormsFact]
public void WebBrowserBase_KeyDown_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
KeyEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.KeyDown += handler);
control.KeyDown -= handler;
}
[WinFormsFact]
public void WebBrowserBase_KeyPress_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
KeyPressEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.KeyPress += handler);
control.KeyPress -= handler;
}
[WinFormsFact]
public void WebBrowserBase_KeyUp_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
KeyEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.KeyUp += handler);
control.KeyUp -= handler;
}
[WinFormsFact]
public void WebBrowserBase_Layout_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
LayoutEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.Layout += handler);
((Control)control).Layout -= handler;
}
[WinFormsFact]
public void WebBrowserBase_Leave_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.Leave += handler);
control.Leave -= handler;
}
[WinFormsFact]
public void WebBrowserBase_MouseCaptureChanged_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.MouseCaptureChanged += handler);
control.MouseCaptureChanged -= handler;
}
[WinFormsFact]
public void WebBrowserBase_MouseClick_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
MouseEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.MouseClick += handler);
control.MouseClick -= handler;
}
[WinFormsFact]
public void WebBrowserBase_MouseDoubleClick_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
MouseEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.MouseDoubleClick += handler);
control.MouseDoubleClick -= handler;
}
[WinFormsFact]
public void WebBrowserBase_MouseDown_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
MouseEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.MouseDown += handler);
control.MouseDown -= handler;
}
[WinFormsFact]
public void WebBrowserBase_MouseEnter_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.MouseEnter += handler);
control.MouseEnter -= handler;
}
[WinFormsFact]
public void WebBrowserBase_MouseHover_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.MouseHover += handler);
control.MouseHover -= handler;
}
[WinFormsFact]
public void WebBrowserBase_MouseLeave_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.MouseLeave += handler);
control.MouseLeave -= handler;
}
[WinFormsFact]
public void WebBrowserBase_MouseMove_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
MouseEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.MouseMove += handler);
control.MouseMove -= handler;
}
[WinFormsFact]
public void WebBrowserBase_MouseUp_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
MouseEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.MouseUp += handler);
control.MouseUp -= handler;
}
[WinFormsFact]
public void WebBrowserBase_MouseWheel_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
MouseEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.MouseWheel += handler);
control.MouseWheel -= handler;
}
[WinFormsFact]
public void WebBrowserBase_Paint_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
PaintEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.Paint += handler);
control.Paint -= handler;
}
[WinFormsFact]
public void WebBrowserBase_QueryAccessibilityHelp__AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
QueryAccessibilityHelpEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.QueryAccessibilityHelp += handler);
control.QueryAccessibilityHelp -= handler;
}
[WinFormsFact]
public void WebBrowserBase_QueryContinueDrag__AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
QueryContinueDragEventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.QueryContinueDrag += handler);
control.QueryContinueDrag -= handler;
}
[WinFormsFact]
public void WebBrowserBase_RightToLeftChanged_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.RightToLeftChanged += handler);
control.RightToLeftChanged -= handler;
}
[WinFormsFact]
public void WebBrowserBase_StyleChanged_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.StyleChanged += handler);
control.StyleChanged -= handler;
}
[WinFormsFact]
public void WebBrowserBase_TextChanged_AddRemove_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
EventHandler handler = (sender, e) => { };
Assert.Throws<NotSupportedException>(() => control.TextChanged += handler);
control.TextChanged -= handler;
}
[WinFormsFact]
public void WebBrowserBase_CreateWebBrowserSiteBase_Invoke_ReturnsExpected()
{
using SubWebBrowserBase control = new();
WebBrowserSiteBase siteBase = control.CreateWebBrowserSiteBase();
Assert.NotNull(siteBase);
Assert.NotSame(siteBase, control.CreateWebBrowserSiteBase());
}
public static IEnumerable<object[]> DrawToBitmap_TestData()
{
yield return new object[] { new Rectangle(0, 0, 1, 1) };
yield return new object[] { new Rectangle(0, 0, 10, 10) };
yield return new object[] { new Rectangle(2, 3, 10, 15) };
yield return new object[] { new Rectangle(2, 3, 15, 10) };
yield return new object[] { new Rectangle(0, 0, 100, 150) };
}
[WinFormsTheory]
[MemberData(nameof(DrawToBitmap_TestData))]
public void WebBrowserBase_DrawToBitmap_Invoke_Success(Rectangle targetBounds)
{
using SubWebBrowserBase control = new()
{
Width = 20,
Height = 20,
};
using Bitmap bitmap = new(20, 20);
control.DrawToBitmap(bitmap, targetBounds);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[MemberData(nameof(DrawToBitmap_TestData))]
public void WebBrowserBase_DrawToBitmap_InvokeWithHandle_Success(Rectangle rectangle)
{
using SubWebBrowserBase control = new()
{
Width = 20,
Height = 20,
};
Assert.NotEqual(IntPtr.Zero, control.Handle);
int invalidatedCallCount = 0;
control.Invalidated += (sender, e) => invalidatedCallCount++;
int styleChangedCallCount = 0;
((Control)control).StyleChanged += (sender, e) => styleChangedCallCount++;
int createdCallCount = 0;
control.HandleCreated += (sender, e) => createdCallCount++;
using Bitmap bitmap = new(20, 20);
control.DrawToBitmap(bitmap, rectangle);
Assert.True(control.IsHandleCreated);
Assert.Equal(0, invalidatedCallCount);
Assert.Equal(0, styleChangedCallCount);
Assert.Equal(0, createdCallCount);
}
[WinFormsFact]
public void WebBrowserBase_DrawToBitmap_NullBitmap_ThrowsArgumentNullException()
{
using SubWebBrowserBase control = new();
Assert.Throws<ArgumentNullException>("bitmap", () => control.DrawToBitmap(null, new Rectangle(1, 2, 3, 4)));
}
[WinFormsTheory]
[InlineData(-1, 0, 1, 2)]
[InlineData(0, -1, 1, 2)]
[InlineData(0, 0, -1, 2)]
[InlineData(0, 0, 0, 2)]
[InlineData(0, 0, 1, -1)]
[InlineData(0, 0, 1, 0)]
public void WebBrowserBase_DrawToBitmap_InvalidTargetBounds_ThrowsArgumentException(int x, int y, int width, int height)
{
using SubWebBrowserBase control = new()
{
Width = 20,
Height = 20
};
using Bitmap bitmap = new(10, 10);
Assert.Throws<ArgumentException>(() => control.DrawToBitmap(bitmap, new Rectangle(x, y, width, height)));
}
[WinFormsTheory]
[InlineData(-1)]
[InlineData(0)]
public void WebBrowserBase_DrawToBitmap_InvokeZeroWidth_ThrowsArgumentException(int width)
{
using SubWebBrowserBase control = new()
{
Width = width,
Height = 20
};
using Bitmap bitmap = new(10, 10);
Assert.Throws<ArgumentException>(() => control.DrawToBitmap(bitmap, new Rectangle(1, 2, 3, 4)));
}
[WinFormsTheory]
[InlineData(-1)]
[InlineData(0)]
public void WebBrowserBase_DrawToBitmap_InvokeZeroHeight_ThrowsArgumentException(int height)
{
using SubWebBrowserBase control = new()
{
Width = 20,
Height = height
};
using Bitmap bitmap = new(10, 10);
Assert.Throws<ArgumentException>(() => control.DrawToBitmap(bitmap, new Rectangle(1, 2, 3, 4)));
}
[WinFormsFact]
public void WebBrowserBase_GetAutoSizeMode_Invoke_ReturnsExpected()
{
using SubWebBrowserBase control = new();
Assert.Equal(AutoSizeMode.GrowOnly, control.GetAutoSizeMode());
}
[WinFormsTheory]
[InlineData(ControlStyles.ContainerControl, false)]
[InlineData(ControlStyles.UserPaint, false)]
[InlineData(ControlStyles.Opaque, false)]
[InlineData(ControlStyles.ResizeRedraw, false)]
[InlineData(ControlStyles.FixedWidth, false)]
[InlineData(ControlStyles.FixedHeight, false)]
[InlineData(ControlStyles.StandardClick, true)]
[InlineData(ControlStyles.Selectable, true)]
[InlineData(ControlStyles.UserMouse, false)]
[InlineData(ControlStyles.SupportsTransparentBackColor, false)]
[InlineData(ControlStyles.StandardDoubleClick, true)]
[InlineData(ControlStyles.AllPaintingInWmPaint, true)]
[InlineData(ControlStyles.CacheText, false)]
[InlineData(ControlStyles.EnableNotifyMessage, false)]
[InlineData(ControlStyles.DoubleBuffer, false)]
[InlineData(ControlStyles.OptimizedDoubleBuffer, false)]
[InlineData(ControlStyles.UseTextForAccessibility, true)]
[InlineData((ControlStyles)0, true)]
[InlineData((ControlStyles)int.MaxValue, false)]
[InlineData((ControlStyles)(-1), false)]
public void WebBrowserBase_GetStyle_Invoke_ReturnsExpected(ControlStyles flag, bool expected)
{
using SubWebBrowserBase control = new();
Assert.Equal(expected, control.GetStyle(flag));
// Call again to test caching.
Assert.Equal(expected, control.GetStyle(flag));
}
[WinFormsFact]
public void WebBrowserBase_GetTopLevel_Invoke_ReturnsExpected()
{
using SubWebBrowserBase control = new();
Assert.False(control.GetTopLevel());
}
[WinFormsTheory]
[InlineData(Keys.A)]
public void WebBrowserBase_ProcessDialogKey_InvokeWithoutParent_ReturnsFalse(Keys keyData)
{
using SubWebBrowserBase control = new();
Assert.False(control.ProcessDialogKey(keyData));
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(Keys.A)]
public void WebBrowserBase_ProcessDialogKey_InvokeWithParent_ReturnsFalse(Keys keyData)
{
using Control parent = new()
{
Visible = false
};
using SubWebBrowserBase control = new()
{
Parent = parent
};
Assert.False(control.ProcessDialogKey(keyData));
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(Keys.A, true)]
[InlineData(Keys.A, false)]
public void WebBrowserBase_ProcessDialogKey_InvokeWithCustomParent_ReturnsExpected(Keys keyData, bool result)
{
int callCount = 0;
bool action(Keys actualKeyData)
{
Assert.Equal(keyData, actualKeyData);
callCount++;
return result;
}
using CustomProcessControl parent = new()
{
ProcessDialogKeyAction = action,
Visible = false
};
using SubWebBrowserBase control = new()
{
Parent = parent
};
Assert.Equal(result, control.ProcessDialogKey(keyData));
Assert.Equal(1, callCount);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void WebBrowserBase_UseWaitCursor_ThrowsNotSupportedException()
{
using SubWebBrowserBase control = new();
Assert.False(control.UseWaitCursor);
Assert.Throws<NotSupportedException>(() => control.UseWaitCursor = true);
}
private class CustomProcessControl : Control
{
public Func<Message, Keys, bool> ProcessCmdKeyAction { get; set; }
protected override bool ProcessCmdKey(ref Message msg, Keys keyData) => ProcessCmdKeyAction(msg, keyData);
public Func<char, bool> ProcessDialogCharAction { get; set; }
protected override bool ProcessDialogChar(char charCode) => ProcessDialogCharAction(charCode);
public Func<Keys, bool> ProcessDialogKeyAction { get; set; }
protected override bool ProcessDialogKey(Keys keyData) => ProcessDialogKeyAction(keyData);
public Func<Message, bool> ProcessKeyPreviewAction { get; set; }
protected override bool ProcessKeyPreview(ref Message m) => ProcessKeyPreviewAction(m);
}
private class SubWebBrowserBase : WebBrowserBase
{
private const string ClsidString = "8856f961-340a-11d0-a96b-00c04fd705a2";
public SubWebBrowserBase() : base(ClsidString)
{
}
public new bool CanEnableIme => base.CanEnableIme;
public new bool CanRaiseEvents => base.CanRaiseEvents;
public new CreateParams CreateParams => base.CreateParams;
public new Cursor DefaultCursor => base.DefaultCursor;
public new ImeMode DefaultImeMode => base.DefaultImeMode;
public new Padding DefaultMargin => base.DefaultMargin;
public new Size DefaultMaximumSize => base.DefaultMaximumSize;
public new Size DefaultMinimumSize => base.DefaultMinimumSize;
public new Padding DefaultPadding => base.DefaultPadding;
public new Size DefaultSize => base.DefaultSize;
public new bool DesignMode => base.DesignMode;
public new bool DoubleBuffered
{
get => base.DoubleBuffered;
set => base.DoubleBuffered = value;
}
public new EventHandlerList Events => base.Events;
public new int FontHeight
{
get => base.FontHeight;
set => base.FontHeight = value;
}
public new ImeMode ImeModeBase
{
get => base.ImeModeBase;
set => base.ImeModeBase = value;
}
public new bool ResizeRedraw
{
get => base.ResizeRedraw;
set => base.ResizeRedraw = value;
}
public new void AttachInterfaces(object nativeActiveXObject) => base.AttachInterfaces(nativeActiveXObject);
public new void CreateSink() => base.CreateSink();
public new void DetachInterfaces() => base.DetachInterfaces();
public new void DetachSink() => base.DetachSink();
public new WebBrowserSiteBase CreateWebBrowserSiteBase() => base.CreateWebBrowserSiteBase();
public new AutoSizeMode GetAutoSizeMode() => base.GetAutoSizeMode();
public new bool GetStyle(ControlStyles flag) => base.GetStyle(flag);
public new bool GetTopLevel() => base.GetTopLevel();
public new bool ProcessDialogKey(Keys keyData) => base.ProcessDialogKey(keyData);
public new void SetStyle(ControlStyles flag, bool value) => base.SetStyle(flag, value);
}
}
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