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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 Windows.Win32.UI.Accessibility;
using static System.Windows.Forms.MonthCalendar;
namespace System.Windows.Forms.Tests.AccessibleObjects;
[UseDefaultXunitCulture]
public class MonthCalendar_CalendarCellAccessibleObjectTests
{
[WinFormsFact]
public void CalendarCellAccessibleObject_ctor_default()
{
using MonthCalendar control = new();
CalendarCellAccessibleObject cellAccessibleObject = CreateCalendarCellAccessibleObject(control);
int columnIndexResult = cellAccessibleObject.TestAccessor().Dynamic._columnIndex;
columnIndexResult.Should().Be(0);
int rowIndexResult = cellAccessibleObject.TestAccessor().Dynamic._rowIndex;
rowIndexResult.Should().Be(0);
int calendarIndexResult = cellAccessibleObject.TestAccessor().Dynamic._calendarIndex;
calendarIndexResult.Should().Be(0);
cellAccessibleObject.CanGetDescriptionInternal.Should().BeFalse();
cellAccessibleObject.GetColumnHeaderItems().Should().BeNull();
control.IsHandleCreated.Should().BeFalse();
}
public static IEnumerable<object[]> CalendarCellAccessibleObject_Bounds_ReturnsExpected_TestData()
{
yield return new object[] { 0, 0, new Rectangle(13, 81, 31, 15) };
yield return new object[] { 0, 1, new Rectangle(44, 81, 31, 15) };
yield return new object[] { 0, 2, new Rectangle(75, 81, 31, 15) };
yield return new object[] { 1, 0, new Rectangle(13, 96, 31, 15) };
yield return new object[] { 1, 1, new Rectangle(44, 96, 31, 15) };
yield return new object[] { 1, 2, new Rectangle(75, 96, 31, 15) };
}
[WinFormsTheory]
[MemberData(nameof(CalendarCellAccessibleObject_Bounds_ReturnsExpected_TestData))]
public void CalendarCellAccessibleObject_Bounds_ReturnsExpected(int rowIndex, int columnIndex, Rectangle expected)
{
using MonthCalendar control = new();
CalendarCellAccessibleObject cellAccessibleObject = CreateCalendarCellAccessibleObject(control, 0, rowIndex, columnIndex);
control.CreateControl();
Rectangle actual = cellAccessibleObject.Bounds;
Assert.Equal(expected, actual);
Assert.True(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(0)]
[InlineData(1)]
[InlineData(2)]
[InlineData(3)]
public void CalendarCellAccessibleObject_CalendarIndex_ReturnsExpected(int calendarIndex)
{
using MonthCalendar control = new();
CalendarCellAccessibleObject cellAccessibleObject = CreateCalendarCellAccessibleObject(control, calendarIndex);
Assert.Equal(calendarIndex, cellAccessibleObject.CalendarIndex);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(0)]
[InlineData(1)]
[InlineData(2)]
[InlineData(3)]
public void CalendarCellAccessibleObject_Column_ReturnsExpected(int columnIndex)
{
using MonthCalendar control = new();
CalendarCellAccessibleObject cellAccessibleObject = CreateCalendarCellAccessibleObject(control, 0, 0, columnIndex);
Assert.Equal(columnIndex, cellAccessibleObject.Column);
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void CalendarCellAccessibleObject_ContainingGrid_ReturnsExpected()
{
using MonthCalendar control = new();
var controlAccessibleObject = (MonthCalendarAccessibleObject)control.AccessibilityObject;
CalendarAccessibleObject calendarAccessibleObject = new(controlAccessibleObject, 0, "Test name");
CalendarBodyAccessibleObject bodyAccessibleObject = new(calendarAccessibleObject, controlAccessibleObject, 0);
CalendarRowAccessibleObject rowAccessibleObject = new(bodyAccessibleObject, controlAccessibleObject, 0, 0);
CalendarCellAccessibleObject cellAccessibleObject = new(rowAccessibleObject, bodyAccessibleObject, controlAccessibleObject, 0, 0, 0);
Assert.Equal(bodyAccessibleObject, cellAccessibleObject.ContainingGrid);
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(0)]
[InlineData(1)]
[InlineData(2)]
[InlineData(3)]
public void CalendarCellAccessibleObject_GetChildId_ReturnsExpected(int columnIndex)
{
using MonthCalendar control = new();
CalendarCellAccessibleObject cellAccessibleObject = CreateCalendarCellAccessibleObject(control, 0, 0, columnIndex);
int actual = cellAccessibleObject.GetChildId();
Assert.Equal(columnIndex + 1, actual);
Assert.False(control.IsHandleCreated);
}
private CalendarCellAccessibleObject CreateCalendarCellAccessibleObject(MonthCalendar control, int calendarIndex = 0, int rowIndex = 0, int columnIndex = 0)
{
var controlAccessibleObject = (MonthCalendarAccessibleObject)control.AccessibilityObject;
CalendarAccessibleObject calendarAccessibleObject = new(controlAccessibleObject, calendarIndex, "Test name");
CalendarBodyAccessibleObject bodyAccessibleObject = new(calendarAccessibleObject, controlAccessibleObject, calendarIndex);
CalendarRowAccessibleObject rowAccessibleObject = new(bodyAccessibleObject, controlAccessibleObject, calendarIndex, rowIndex);
CalendarCellAccessibleObject cellAccessibleObject = new(rowAccessibleObject, bodyAccessibleObject, controlAccessibleObject, calendarIndex, rowIndex, columnIndex);
return cellAccessibleObject;
}
[WinFormsFact]
public void CalendarCellAccessibleObject_Name_IsEmptyString_IfControlIsNotCreated()
{
using MonthCalendar control = new();
CalendarCellAccessibleObject cellAccessibleObject = CreateCalendarCellAccessibleObject(control, 0, 0, 0);
Assert.Empty(cellAccessibleObject.Name);
Assert.False(control.IsHandleCreated);
}
public static IEnumerable<object[]> CalendarCellAccessibleObject_Name_ReturnsExpected_TestData()
{
yield return new object[] { MONTH_CALDENDAR_MESSAGES_VIEW.MCMV_MONTH, "Wednesday, June 16, 2021" };
yield return new object[] { MONTH_CALDENDAR_MESSAGES_VIEW.MCMV_YEAR, "November 2021" };
yield return new object[] { MONTH_CALDENDAR_MESSAGES_VIEW.MCMV_DECADE, "2029" };
yield return new object[] { MONTH_CALDENDAR_MESSAGES_VIEW.MCMV_CENTURY, "2090 - 2099" };
}
[WinFormsTheory]
[MemberData(nameof(CalendarCellAccessibleObject_Name_ReturnsExpected_TestData))]
public void CalendarCellAccessibleObject_Name_ReturnsExpected(int view, string expected)
{
using MonthCalendar control = new();
control.FirstDayOfWeek = Day.Monday;
control.SelectionStart = new DateTime(2021, 6, 16); // Set a date to have a stable test case
control.CreateControl();
PInvoke.SendMessage(control, PInvoke.MCM_SETCURRENTVIEW, 0, view);
CalendarCellAccessibleObject cellAccessibleObject = CreateCalendarCellAccessibleObject(control, 0, 2, 2);
Assert.Equal(expected, cellAccessibleObject.Name);
Assert.True(control.IsHandleCreated);
}
[WinFormsFact]
public void CalendarCellAccessibleObject_FragmentNavigate_Parent_ReturnsExpected()
{
using MonthCalendar control = new();
var controlAccessibleObject = (MonthCalendarAccessibleObject)control.AccessibilityObject;
CalendarAccessibleObject calendar = new(controlAccessibleObject, 0, "");
CalendarBodyAccessibleObject body = new(calendar, controlAccessibleObject, 0);
CalendarRowAccessibleObject row = new(body, controlAccessibleObject, 0, 2);
CalendarCellAccessibleObject cell = new(row, body, controlAccessibleObject, 0, 0, 0);
Assert.Equal(row, cell.FragmentNavigate(NavigateDirection.NavigateDirection_Parent));
Assert.False(control.IsHandleCreated);
}
[WinFormsFact]
public void CalendarCellAccessibleObject_FragmentNavigate_Sibling_ReturnsExpected()
{
using MonthCalendar control = new()
{
SelectionStart = new DateTime(2022, 10, 1) // Set a date to have a stable test case
};
control.CreateControl();
var controlAccessibleObject = (MonthCalendarAccessibleObject)control.AccessibilityObject;
CalendarAccessibleObject calendar = controlAccessibleObject.CalendarsAccessibleObjects.First?.Value;
Assert.NotNull(calendar);
CalendarBodyAccessibleObject body = calendar.CalendarBodyAccessibleObject;
Assert.NotNull(body);
CalendarRowAccessibleObject secondWeek = body.RowsAccessibleObjects?.First?.Next?.Next?.Value;
Assert.NotNull(secondWeek);
CalendarCellAccessibleObject sunday = secondWeek.CellsAccessibleObjects?.First?.Value;
CalendarCellAccessibleObject monday = secondWeek.CellsAccessibleObjects?.First?.Next?.Value;
CalendarCellAccessibleObject tuesday = secondWeek.CellsAccessibleObjects?.First?.Next?.Next?.Value;
CalendarCellAccessibleObject friday = secondWeek.CellsAccessibleObjects?.Last?.Previous?.Value;
CalendarCellAccessibleObject saturday = secondWeek.CellsAccessibleObjects?.Last?.Value;
Assert.NotNull(sunday);
Assert.NotNull(monday);
Assert.NotNull(tuesday);
Assert.NotNull(friday);
Assert.NotNull(saturday);
Assert.Null(sunday.FragmentNavigate(NavigateDirection.NavigateDirection_PreviousSibling));
Assert.Equal(monday, sunday.FragmentNavigate(NavigateDirection.NavigateDirection_NextSibling));
Assert.Equal(sunday, monday.FragmentNavigate(NavigateDirection.NavigateDirection_PreviousSibling));
Assert.Equal(tuesday, monday.FragmentNavigate(NavigateDirection.NavigateDirection_NextSibling));
Assert.Equal(friday, saturday.FragmentNavigate(NavigateDirection.NavigateDirection_PreviousSibling));
Assert.Null(saturday.FragmentNavigate(NavigateDirection.NavigateDirection_NextSibling));
}
[WinFormsFact]
public void CalendarCellAccessibleObject_FragmentNavigate_Sibling_ReturnsExpected_IfWeekNumbersVisible()
{
using MonthCalendar control = new()
{
ShowWeekNumbers = true,
SelectionStart = new DateTime(2022, 10, 1) // Set a date to have a stable test case
};
control.CreateControl();
var controlAccessibleObject = (MonthCalendarAccessibleObject)control.AccessibilityObject;
CalendarAccessibleObject calendar = controlAccessibleObject.CalendarsAccessibleObjects.First?.Value;
Assert.NotNull(calendar);
CalendarBodyAccessibleObject body = calendar.CalendarBodyAccessibleObject;
Assert.NotNull(body);
CalendarRowAccessibleObject secondWeek = body.RowsAccessibleObjects?.First?.Next?.Next?.Value;
Assert.NotNull(secondWeek);
CalendarWeekNumberCellAccessibleObject weekNumber = secondWeek.WeekNumberCellAccessibleObject;
CalendarCellAccessibleObject sunday = secondWeek.CellsAccessibleObjects?.First?.Value;
CalendarCellAccessibleObject monday = secondWeek.CellsAccessibleObjects?.First?.Next?.Value;
Assert.NotNull(weekNumber);
Assert.NotNull(sunday);
Assert.NotNull(monday);
Assert.Equal(weekNumber, sunday.FragmentNavigate(NavigateDirection.NavigateDirection_PreviousSibling));
Assert.Equal(monday, sunday.FragmentNavigate(NavigateDirection.NavigateDirection_NextSibling));
}
[WinFormsFact]
public void CalendarCellAccessibleObject_FragmentNavigate_Child_ReturnsExpected()
{
using MonthCalendar control = new();
CalendarCellAccessibleObject cell = CreateCalendarCellAccessibleObject(control, 0, 0, 0);
Assert.Null(cell.FragmentNavigate(NavigateDirection.NavigateDirection_FirstChild));
Assert.Null(cell.FragmentNavigate(NavigateDirection.NavigateDirection_LastChild));
Assert.False(control.IsHandleCreated);
}
[WinFormsTheory]
[InlineData(true, 1, typeof(CalendarWeekNumberCellAccessibleObject))]
[InlineData(false, 0, null)]
public void CalendarCellAccessibleObject_GetRowHeaderItems_ReturnsCorrectly(bool showWeekNumbers, int expectedCount, Type expectedType)
{
using MonthCalendar control = new() { ShowWeekNumbers = showWeekNumbers };
control.CreateControl();
CalendarCellAccessibleObject cellAccessibleObject = CreateCalendarCellAccessibleObject(control, 0, 2, 2);
var rowHeaderItems = cellAccessibleObject.GetRowHeaderItems();
if (expectedCount == 0)
{
rowHeaderItems.Should().BeNull("no week number cells should be present as row headers when week numbers are not visible");
}
else
{
rowHeaderItems.Should().NotBeNull();
rowHeaderItems.Should().HaveCount(expectedCount, $"expected {expectedCount} week number cell(s) as row header(s)");
rowHeaderItems[0].Should().BeAssignableTo(expectedType, "the row header should match the expected type");
}
control.IsHandleCreated.Should().BeTrue();
}
}
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