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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.Automation;
using Windows.Win32.System.Com;
using Windows.Win32.UI.Accessibility;
namespace System.Windows.Forms.Tests;
public unsafe class ComboBox_ComboBoxUiaTextProviderTests
{
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_Ctor_DoesNotCreateControlHandle(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsFact]
public void ComboBoxUiaTextProvider_Ctor_ThrowsException_IfOwnerIsNull()
{
Assert.Throws<ArgumentNullException>(() => new ComboBox.ComboBoxUiaTextProvider(null));
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_IsMultiline_IsFalse(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Assert.False(provider.IsMultiline);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_IsReadOnly_IsFalse(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Assert.False(provider.IsReadOnly);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_IsScrollable_IsTrue(ComboBoxStyle dropDownStyle)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
comboBox.CreateControl();
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Assert.True(provider.IsScrollable);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_IsScrollable_False_WithoutHandle(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Assert.False(provider.IsScrollable);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_GetWindowStyle_ReturnsNoneForNotInitializedControl(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Assert.Equal(WINDOW_STYLE.WS_OVERLAPPED, provider.WindowStyle);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown, RightToLeft.Yes, true)]
[InlineData(ComboBoxStyle.DropDown, RightToLeft.No, false)]
[InlineData(ComboBoxStyle.Simple, RightToLeft.Yes, true)]
[InlineData(ComboBoxStyle.Simple, RightToLeft.No, false)]
public void ComboBoxUiaTextProvider_IsReadingRTL_ReturnsCorrectValue(ComboBoxStyle dropDownStyle, RightToLeft rightToLeft, bool expectedResult)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, RightToLeft = rightToLeft };
comboBox.CreateControl();
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Assert.Equal(expectedResult, provider.IsReadingRTL);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown, RightToLeft.Yes)]
[InlineData(ComboBoxStyle.DropDown, RightToLeft.No)]
[InlineData(ComboBoxStyle.Simple, RightToLeft.Yes)]
[InlineData(ComboBoxStyle.Simple, RightToLeft.No)]
public void ComboBoxUiaTextProvider_IsReadingRTL_ReturnsFalse_WithoutHandle(ComboBoxStyle dropDownStyle, RightToLeft rightToLeft)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, RightToLeft = rightToLeft };
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Assert.False(provider.IsReadingRTL);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_DocumentRange_IsNotNull_WorksCorrectly(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
comboBox.CreateControl();
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
using ComScope<ITextRangeProvider> range = new(provider.DocumentRange);
using ComScope<IRawElementProviderSimple> elementProvider = new(range.Value->GetEnclosingElement());
Assert.Equal(comboBox.ChildEditAccessibleObject, ComHelpers.GetObjectForIUnknown(elementProvider));
UiaTextRange rangeObj = ComHelpers.GetObjectForIUnknown(range) as UiaTextRange;
Assert.Equal(provider, rangeObj?.TestAccessor().Dynamic._provider);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_DocumentRange_IsNull_ThrowException(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Assert.Throws<NullReferenceException>(() => _ = provider.DocumentRange);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_SupportedTextSelection_IsNotNull(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
SupportedTextSelection uiaTextRange = provider.SupportedTextSelection;
Assert.Equal(SupportedTextSelection.SupportedTextSelection_Single, uiaTextRange);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_GetCaretRange_IsNotNull(ComboBoxStyle dropDownStyle)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
comboBox.CreateControl();
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
ComScope<ITextRangeProvider> uiaTextRange = new(null);
BOOL isActive = default;
Assert.True(provider.GetCaretRange(&isActive, uiaTextRange).Succeeded);
Assert.False(uiaTextRange.IsNull);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_GetCaretRange_IsNull_IfHandleIsNotCreated(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
using ComScope<ITextRangeProvider> uiaTextRange = new(null);
BOOL isActive = default;
Assert.True(provider.GetCaretRange(&isActive, uiaTextRange).Succeeded);
Assert.True(uiaTextRange.IsNull);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_LinesPerPage_ReturnsMinusOne_WithoutHandle(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Assert.Equal(-1, provider.LinesPerPage);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_LinesPerPage_ReturnsOne_WithHandle(ComboBoxStyle dropDownStyle)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
comboBox.CreateControl();
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Assert.Equal(1, provider.LinesPerPage);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown, 50, 20, 0)]
[InlineData(ComboBoxStyle.DropDown, 50, 20, 50)]
[InlineData(ComboBoxStyle.DropDown, 50, 20, 100)]
[InlineData(ComboBoxStyle.DropDown, 50, 20, -5)]
[InlineData(ComboBoxStyle.Simple, 50, 20, 0)]
[InlineData(ComboBoxStyle.Simple, 50, 20, 50)]
[InlineData(ComboBoxStyle.Simple, 50, 20, 100)]
[InlineData(ComboBoxStyle.Simple, 50, 20, -5)]
public void ComboBoxUiaTextProvider_GetLineFromCharIndex_ReturnsZero(
ComboBoxStyle dropDownStyle,
int width,
int height,
int charIndex)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = new(width, height) };
comboBox.CreateControl();
comboBox.Items.Add("Some test text for testing GetLineFromCharIndex method");
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
int actualLine = provider.GetLineFromCharIndex(charIndex);
Assert.Equal(0, actualLine);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown, 50, 20, 5)]
[InlineData(ComboBoxStyle.Simple, 50, 20, 5)]
public void ComboBoxUiaTextProvider_GetLineFromCharIndex_ReturnsMinusOne_WithoutHandle(
ComboBoxStyle dropDownStyle,
int width,
int height,
int charIndex)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = new(width, height) };
comboBox.Items.Add("Some test text for testing GetLineFromCharIndex method");
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
int actualLine = provider.GetLineFromCharIndex(charIndex);
Assert.Equal(-1, actualLine);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
public static IEnumerable<object[]> ComboBoxUiaTextProvider_GetLineIndex_TestData()
{
foreach (ComboBoxStyle comboBoxStyle in Enum.GetValues(typeof(ComboBoxStyle)))
{
if (comboBoxStyle == ComboBoxStyle.DropDownList)
{
continue;
}
yield return new object[] { comboBoxStyle, 50, 20, 0 };
yield return new object[] { comboBoxStyle, 50, 20, 3 };
yield return new object[] { comboBoxStyle, 50, 50, 3 };
yield return new object[] { comboBoxStyle, 100, 50, 3 };
yield return new object[] { comboBoxStyle, 50, 50, 100 };
}
}
[WinFormsTheory]
[MemberData(nameof(ComboBoxUiaTextProvider_GetLineIndex_TestData))]
public void ComboBoxUiaTextProvider_GetLineIndex_ReturnsCorrectValue(
ComboBoxStyle dropDownStyle,
int width,
int height,
int lineIndex)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = new(width, height) };
comboBox.CreateControl();
comboBox.Items.Add("Some test text for testing GetLineIndex method");
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
int actualIndex = provider.GetLineIndex(lineIndex);
Assert.Equal(0, actualIndex);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[MemberData(nameof(ComboBoxUiaTextProvider_GetLineIndex_TestData))]
public void ComboBoxUiaTextProvider_GetLineIndex_ReturnsMinusOne_WithoutHandle(
ComboBoxStyle dropDownStyle,
int width,
int height,
int lineIndex)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = new(width, height) };
comboBox.Items.Add("Some test text for testing GetLineIndex method");
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
int actualIndex = provider.GetLineIndex(lineIndex);
Assert.Equal(-1, actualIndex);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_GetLogfont_ReturnsCorrectValue(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
comboBox.CreateControl();
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
LOGFONTW expected = comboBox.Font.ToLogicalFont();
LOGFONTW actual = provider.Logfont;
Assert.False(string.IsNullOrEmpty(actual.FaceName.ToString()));
Assert.Equal(expected, actual);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_GetLogfont_ReturnsEmpty_WithoutHandle(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
LOGFONTW expected = default;
LOGFONTW actual = provider.Logfont;
Assert.True(string.IsNullOrEmpty(actual.FaceName.ToString()));
Assert.Equal(expected, actual);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
public static IEnumerable<object[]> ComboBoxUiaTextProvider_GetPositionFromChar_TestData()
{
yield return new object[] { ComboBoxStyle.DropDown, new Size(50, 20), "Some test text for testing", 0, new Point(1, 0) };
yield return new object[] { ComboBoxStyle.DropDown, new Size(50, 20), "Some test text for testing", 15, new Point(79, 0) };
yield return new object[] { ComboBoxStyle.Simple, new Size(50, 20), "Some test text for testing", 0, new Point(1, 0) };
yield return new object[] { ComboBoxStyle.Simple, new Size(50, 20), "Some test text for testing", 15, new Point(79, 0) };
}
[WinFormsTheory]
[MemberData(nameof(ComboBoxUiaTextProvider_GetPositionFromChar_TestData))]
public void ComboBoxUiaTextProvider_GetPositionFromChar_ReturnsCorrectValue(ComboBoxStyle dropdownStyle, Size size, string text, int charIndex, Point expectedPoint)
{
using ComboBox comboBox = new() { Size = size, DropDownStyle = dropdownStyle };
comboBox.CreateControl();
comboBox.Items.Add(text);
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Point actualPoint = provider.GetPositionFromChar(charIndex);
Assert.True(actualPoint.X >= expectedPoint.X - 1 || actualPoint.X <= expectedPoint.X + 1);
Assert.True(actualPoint.Y >= expectedPoint.Y - 1 || actualPoint.Y <= expectedPoint.Y + 1);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
public static IEnumerable<object[]> ComboBoxUiaTextProvider_GetPositionFromChar_WithoutHandle_TestData()
{
yield return new object[] { ComboBoxStyle.DropDown, new Size(50, 20), "Some test text for testing", 0 };
yield return new object[] { ComboBoxStyle.DropDown, new Size(50, 20), "Some test text for testing", 15 };
yield return new object[] { ComboBoxStyle.Simple, new Size(50, 20), "Some test text for testing", 0 };
yield return new object[] { ComboBoxStyle.Simple, new Size(50, 20), "Some test text for testing", 15 };
}
[WinFormsTheory]
[MemberData(nameof(ComboBoxUiaTextProvider_GetPositionFromChar_WithoutHandle_TestData))]
public void ComboBoxUiaTextProvider_GetPositionFromChar_ReturnsEmpty_WithoutHandle(ComboBoxStyle dropDownStyle, Size size, string text, int charIndex)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = size };
comboBox.Items.Add(text);
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Point actualPoint = provider.GetPositionFromChar(charIndex);
Assert.Equal(Point.Empty, actualPoint);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
public static IEnumerable<object[]> ComboBoxUiaTextProvider_GetPositionFromCharForUpperRightCorner_ReturnsCorrectValue_TestData()
{
foreach (ComboBoxStyle comboBoxStyle in Enum.GetValues(typeof(ComboBoxStyle)))
{
if (comboBoxStyle == ComboBoxStyle.DropDownList)
{
continue;
}
yield return new object[] { comboBoxStyle, new Size(50, 20), "", 0, new Point(0, 0) };
yield return new object[] { comboBoxStyle, new Size(50, 20), "Some test text", 100, new Point(0, 0) };
yield return new object[] { comboBoxStyle, new Size(50, 20), "Some test text", -1, new Point(0, 0) };
yield return new object[] { comboBoxStyle, new Size(50, 20), "Some test text", 12, new Point(71, 0) };
yield return new object[] { comboBoxStyle, new Size(100, 60), "Some test \n text", 10, new Point(56, 0) };
yield return new object[] { comboBoxStyle, new Size(100, 60), "Some test \r\n text", 10, new Point(56, 0) };
yield return new object[] { comboBoxStyle, new Size(100, 60), "Some test \r\n text", 12, new Point(60, 0) };
yield return new object[] { comboBoxStyle, new Size(100, 60), "Some test \t text", 10, new Point(57, 0) };
}
}
[WinFormsTheory]
[MemberData(nameof(ComboBoxUiaTextProvider_GetPositionFromCharForUpperRightCorner_ReturnsCorrectValue_TestData))]
public void ComboBoxUiaTextProvider_GetPositionFromCharForUpperRightCorner_ReturnsCorrectValue(ComboBoxStyle dropDownStyle, Size size, string text, int charIndex, Point expectedPoint)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = size };
comboBox.CreateControl();
comboBox.Items.Add(text);
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Point actualPoint = provider.GetPositionFromCharForUpperRightCorner(charIndex, comboBox.Text);
Assert.True(actualPoint.X >= expectedPoint.X - 1 || actualPoint.X <= expectedPoint.X + 1);
Assert.True(actualPoint.Y >= expectedPoint.Y - 1 || actualPoint.Y <= expectedPoint.Y + 1);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
public static IEnumerable<object[]> ComboBoxUiaTextProvider_GetPositionFromCharForUpperRightCorner_ReturnsCorrectValue_WithoutHandle_TestData()
{
foreach (ComboBoxStyle comboBoxStyle in Enum.GetValues(typeof(ComboBoxStyle)))
{
if (comboBoxStyle == ComboBoxStyle.DropDownList)
{
continue;
}
yield return new object[] { comboBoxStyle, new Size(50, 20), "", 0 };
yield return new object[] { comboBoxStyle, new Size(50, 20), "Some test text", 100 };
yield return new object[] { comboBoxStyle, new Size(50, 20), "Some test text", -1 };
yield return new object[] { comboBoxStyle, new Size(50, 20), "Some test text", 12 };
yield return new object[] { comboBoxStyle, new Size(100, 60), "Some test \n text", 10 };
yield return new object[] { comboBoxStyle, new Size(100, 60), "Some test \r\n text", 10 };
yield return new object[] { comboBoxStyle, new Size(100, 60), "Some test \r\n text", 12 };
yield return new object[] { comboBoxStyle, new Size(100, 60), "Some test \t text", 10 };
}
}
[WinFormsTheory]
[MemberData(nameof(ComboBoxUiaTextProvider_GetPositionFromCharForUpperRightCorner_ReturnsCorrectValue_WithoutHandle_TestData))]
public void ComboBoxUiaTextProvider_GetPositionFromCharForUpperRightCorner_ReturnsMinusOne_WithoutHandle(ComboBoxStyle dropDownStyle, Size size, string text, int charIndex)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = size };
comboBox.Items.Add(text);
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Point actualPoint = provider.GetPositionFromCharForUpperRightCorner(charIndex, comboBox.Text);
Assert.Equal(Point.Empty, actualPoint);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
public static IEnumerable<object[]> ComboBoxUiaTextProvider_GetFormattingRectangle_TestData()
{
foreach (ComboBoxStyle comboBoxStyle in Enum.GetValues(typeof(ComboBoxStyle)))
{
if (comboBoxStyle == ComboBoxStyle.DropDownList)
{
continue;
}
yield return new object[] { comboBoxStyle, new Size(0, 0), new Rectangle(0, 0, 80, 16) };
int width = comboBoxStyle == ComboBoxStyle.DropDown ? 27 : 44;
yield return new object[] { comboBoxStyle, new Size(50, 50), new Rectangle(0, 0, width, 15) };
width = comboBoxStyle == ComboBoxStyle.DropDown ? 227 : 244;
yield return new object[] { comboBoxStyle, new Size(250, 100), new Rectangle(0, 0, width, 15) };
}
}
[WinFormsTheory]
[MemberData(nameof(ComboBoxUiaTextProvider_GetFormattingRectangle_TestData))]
public void ComboBoxUiaTextProvider_GetFormattingRectangle_ReturnsCorrectValue(ComboBoxStyle dropDownStyle, Size size, Rectangle expectedRectangle)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = size };
comboBox.CreateControl();
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Rectangle providerRectangle = provider.BoundingRectangle;
Assert.Equal(expectedRectangle, providerRectangle);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_GetFormattingRectangle_ReturnsEmpty_WithoutHandle(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new ComboBox() { DropDownStyle = dropDownStyle, Size = new Size(250, 100) };
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Rectangle providerRectangle = provider.BoundingRectangle;
Assert.Equal(Rectangle.Empty, providerRectangle);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
public static IEnumerable<object[]> ComboBoxUiaTextProvider_Text_TestData()
{
foreach (ComboBoxStyle comboBoxStyle in Enum.GetValues(typeof(ComboBoxStyle)))
{
if (comboBoxStyle == ComboBoxStyle.DropDownList)
{
continue;
}
yield return new object[] { comboBoxStyle, "" };
yield return new object[] { comboBoxStyle, "Text" };
yield return new object[] { comboBoxStyle, "Some test text" };
yield return new object[] { comboBoxStyle, "Some very very very long test text for testing GetTextLength method" };
}
}
[WinFormsTheory]
[MemberData(nameof(ComboBoxUiaTextProvider_Text_TestData))]
public void ComboBoxUiaTextProvider_Text_ReturnsCorrectValue(ComboBoxStyle dropDownStyle, string text)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
comboBox.CreateControl();
comboBox.Items.Add(text);
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
string expected = comboBox.Text;
string actual = provider.Text.Trim('\0');
Assert.Equal(expected, actual);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[MemberData(nameof(ComboBoxUiaTextProvider_Text_TestData))]
public void ComboBoxUiaTextProvider_Text_ReturnsEmpty_WithoutHandle(ComboBoxStyle dropDownStyle, string text)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
comboBox.Items.Add(text);
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
string actual = provider.Text.Trim('\0');
Assert.Equal(string.Empty, actual);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[MemberData(nameof(ComboBoxUiaTextProvider_Text_TestData))]
public void ComboBoxUiaTextProvider_TextLength_ReturnsCorrectValue(ComboBoxStyle dropDownStyle, string text)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
comboBox.CreateControl();
comboBox.Items.Add(text);
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Assert.Equal(comboBox.Text.Length, provider.TextLength);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[MemberData(nameof(ComboBoxUiaTextProvider_Text_TestData))]
public void ComboBoxUiaTextProvider_TextLength_ReturnsMinusOne_WithoutHandle(ComboBoxStyle dropDownStyle, string text)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
comboBox.Items.Add(text);
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Assert.Equal(-1, provider.TextLength);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_WindowExStyle_ReturnsCorrectValue(ComboBoxStyle dropDownStyle)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
comboBox.CreateControl();
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
WINDOW_EX_STYLE actual = provider.WindowExStyle;
Assert.Equal((WINDOW_EX_STYLE)0, actual);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_WindowExStyle_ReturnsLeft_WithoutHandle(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
WINDOW_EX_STYLE actual = provider.WindowExStyle;
Assert.Equal(WINDOW_EX_STYLE.WS_EX_LEFT, actual);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_EditStyle_ReturnsCorrectValue(ComboBoxStyle dropDownStyle)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
comboBox.CreateControl();
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
WINDOW_STYLE actual = provider.WindowStyle;
Assert.False(((int)actual & PInvoke.ES_RIGHT) != 0);
Assert.True(((int)actual & PInvoke.ES_NOHIDESEL) != 0);
Assert.True(((int)actual & PInvoke.ES_AUTOHSCROLL) != 0);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_EditStyle_ReturnsLeft_WithoutHandle(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
WINDOW_STYLE actual = provider.WindowStyle;
Assert.Equal(PInvoke.ES_LEFT, (int)actual);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
public static IEnumerable<object[]> ComboBox_GetVisibleRangePoints_ForSinglelineComboBox_TestData()
{
foreach (ComboBoxStyle comboBoxStyle in Enum.GetValues(typeof(ComboBoxStyle)))
{
if (comboBoxStyle == ComboBoxStyle.DropDownList)
{
continue;
}
yield return new object[] { comboBoxStyle, new Size(0, 0), 0, 0 };
yield return new object[] { comboBoxStyle, new Size(0, 20), 0, 0 };
int expectedEnd = comboBoxStyle == ComboBoxStyle.DropDown ? 2 : 4;
yield return new object[] { comboBoxStyle, new Size(30, 30), 0, expectedEnd };
expectedEnd = comboBoxStyle == ComboBoxStyle.DropDown ? 4 : 8;
yield return new object[] { comboBoxStyle, new Size(50, 20), 0, expectedEnd };
yield return new object[] { comboBoxStyle, new Size(150, 20), 0, 26 };
}
}
[WinFormsTheory]
[MemberData(nameof(ComboBox_GetVisibleRangePoints_ForSinglelineComboBox_TestData))]
public void ComboBoxUiaTextProvider_GetVisibleRangePoints_ForSinglelineComboBox_ReturnsCorrectValue(ComboBoxStyle dropDownStyle, Size size, int expectedStart, int expectedEnd)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = size };
comboBox.CreateControl();
comboBox.Items.Add("Some test text for testing");
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
provider.GetVisibleRangePoints(out int providerVisibleStart, out int providerVisibleEnd);
Assert.True(providerVisibleStart >= 0);
Assert.True(providerVisibleStart < comboBox.Text.Length);
Assert.True(providerVisibleEnd >= 0);
Assert.True(providerVisibleEnd <= comboBox.Text.Length);
Assert.Equal(expectedStart, providerVisibleStart);
Assert.Equal(expectedEnd, providerVisibleEnd);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
public static IEnumerable<object[]> ComboBox_GetVisibleRangePoints_ForSinglelineComboBox_WithoutHandle_TestData()
{
foreach (ComboBoxStyle comboBoxStyle in Enum.GetValues(typeof(ComboBoxStyle)))
{
if (comboBoxStyle == ComboBoxStyle.DropDownList)
{
continue;
}
yield return new object[] { comboBoxStyle, new Size(0, 0) };
yield return new object[] { comboBoxStyle, new Size(0, 20) };
yield return new object[] { comboBoxStyle, new Size(30, 30) };
yield return new object[] { comboBoxStyle, new Size(50, 20) };
yield return new object[] { comboBoxStyle, new Size(150, 20) };
}
}
[WinFormsTheory]
[MemberData(nameof(ComboBox_GetVisibleRangePoints_ForSinglelineComboBox_WithoutHandle_TestData))]
public void ComboBoxUiaTextProvider_GetVisibleRangePoints_ReturnsZeros_WithoutHandle(ComboBoxStyle dropDownStyle, Size size)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = size };
comboBox.Items.Add("Some test text for testing");
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
provider.GetVisibleRangePoints(out int providerVisibleStart, out int providerVisibleEnd);
Assert.Equal(0, providerVisibleStart);
Assert.Equal(0, providerVisibleEnd);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
public static IEnumerable<object[]> ComboBoxUiaTextProvider_GetVisibleRanges_TestData()
{
yield return new object[] { ComboBoxStyle.DropDown, new Size(0, 0) };
yield return new object[] { ComboBoxStyle.DropDown, new Size(100, 20) };
yield return new object[] { ComboBoxStyle.Simple, new Size(0, 0) };
yield return new object[] { ComboBoxStyle.Simple, new Size(100, 20) };
}
[WinFormsTheory]
[MemberData(nameof(ComboBoxUiaTextProvider_GetVisibleRanges_TestData))]
public void ComboBoxUiaTextProvider_GetVisibleRanges_ReturnsCorrectValue(ComboBoxStyle dropDownStyle, Size size)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = size };
comboBox.CreateControl();
comboBox.Items.Add("Some test text for testing");
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
using ComSafeArrayScope<ITextRangeProvider> result = new(null);
Assert.True(provider.GetVisibleRanges(result).Succeeded);
Assert.False(result.IsEmpty);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[MemberData(nameof(ComboBoxUiaTextProvider_GetVisibleRanges_TestData))]
public void ComboBoxUiaTextProvider_GetVisibleRanges_ReturnsNull_WithoutHandle(ComboBoxStyle dropDownStyle, Size size)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = size };
comboBox.Items.Add("Some test text for testing");
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
using ComSafeArrayScope<ITextRangeProvider> result = new(null);
Assert.True(provider.GetVisibleRanges(result).Succeeded);
Assert.True(result.IsEmpty);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_RangeFromChild_DoesNotThrowAnException(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
// RangeFromChild doesn't throw an exception
using ComScope<ITextRangeProvider> range = new(null);
using var rawElementProvider = ComHelpers.GetComScope<IRawElementProviderSimple>(comboBox.AccessibilityObject);
Assert.True(provider.RangeFromChild(rawElementProvider, range).Succeeded);
// RangeFromChild implementation can be changed so this test can be changed too
Assert.True(range.IsNull);
}
}
public static IEnumerable<object[]> ComboBoxUiaTextProvider_RangeFromPoint_TestData()
{
yield return new object[] { ComboBoxStyle.DropDown, Point.Empty };
yield return new object[] { ComboBoxStyle.DropDown, new Point(10, 10) };
yield return new object[] { ComboBoxStyle.Simple, Point.Empty };
yield return new object[] { ComboBoxStyle.Simple, new Point(10, 10) };
}
[WinFormsTheory]
[MemberData(nameof(ComboBoxUiaTextProvider_RangeFromPoint_TestData))]
public void ComboBoxUiaTextProvider_RangeFromPoint_DoesNotThrowAnException(ComboBoxStyle dropDownStyle, Point point)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
comboBox.CreateControl();
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
using ComScope<ITextRangeProvider> range = new(null);
Assert.True(provider.RangeFromPoint(point, range).Succeeded);
Assert.False(range.IsNull);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[MemberData(nameof(ComboBoxUiaTextProvider_RangeFromPoint_TestData))]
public void ComboBoxUiaTextProvider_RangeFromPoint_ReturnsNull_WithoutHandle(ComboBoxStyle dropDownStyle, Point point)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
using ComScope<ITextRangeProvider> range = new(null);
Assert.True(provider.RangeFromPoint(point, range).Succeeded);
Assert.True(range.IsNull);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown, 2, 5)]
[InlineData(ComboBoxStyle.DropDown, 0, 10)]
[InlineData(ComboBoxStyle.Simple, 2, 5)]
[InlineData(ComboBoxStyle.Simple, 0, 10)]
public void ComboBoxUiaTextProvider_SetSelection_GetSelection_ReturnCorrectValue(ComboBoxStyle dropDownStyle, int start, int end)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
comboBox.CreateControl();
comboBox.Items.Add("Some test text for testing");
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
provider.SetSelection(start, end);
using ComSafeArrayScope<ITextRangeProvider> selection = new(null);
Assert.True(provider.GetSelection(selection).Succeeded);
using ComScope<ITextRangeProvider> range = new(selection[0]);
UiaTextRange textRange = ComHelpers.GetObjectForIUnknown(range) as UiaTextRange;
Assert.False(selection.IsNull);
Assert.NotNull(textRange);
Assert.Equal(start, textRange.Start);
Assert.Equal(end, textRange.End);
Assert.Equal(start, comboBox.SelectionStart);
Assert.Equal(end, comboBox.SelectionStart + comboBox.SelectionLength);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown, 2, 5)]
[InlineData(ComboBoxStyle.DropDown, 0, 10)]
[InlineData(ComboBoxStyle.Simple, 2, 5)]
[InlineData(ComboBoxStyle.Simple, 0, 10)]
public void ComboBoxUiaTextProvider_SetSelection_GetSelection_DontWork_WithoutHandle(ComboBoxStyle dropDownStyle, int start, int end)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
comboBox.Items.Add("Some test text for testing");
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
provider.SetSelection(start, end);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
using ComSafeArrayScope<ITextRangeProvider> selection = new(null);
Assert.True(provider.GetSelection(selection).Succeeded);
Assert.True(selection.IsNull);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
Assert.Equal(0, comboBox.SelectionStart);
Assert.Equal(0, comboBox.SelectionStart + comboBox.SelectionLength);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown, -5, 10)]
[InlineData(ComboBoxStyle.DropDown, 5, 100)]
[InlineData(ComboBoxStyle.Simple, -5, 10)]
[InlineData(ComboBoxStyle.Simple, 5, 100)]
public void ComboBoxUiaTextProvider_SetSelection_DoesNotSelectText_IfIncorrectArguments(ComboBoxStyle dropDownStyle, int start, int end)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle };
comboBox.CreateControl();
comboBox.Items.Add("Some test text for testing");
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
provider.SetSelection(start, end);
using ComSafeArrayScope<ITextRangeProvider> selection = new(null);
Assert.True(provider.GetSelection(selection).Succeeded);
Assert.False(selection.IsEmpty);
using ComScope<ITextRangeProvider> range = new(selection[0]);
UiaTextRange textRange = ComHelpers.GetObjectForIUnknown(range) as UiaTextRange;
Assert.NotNull(textRange);
Assert.Equal(0, textRange.Start);
Assert.Equal(0, textRange.End);
Assert.Equal(0, comboBox.SelectionStart);
Assert.Equal(0, comboBox.SelectionStart + comboBox.SelectionLength);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown, 0)]
[InlineData(ComboBoxStyle.DropDown, 2)]
[InlineData(ComboBoxStyle.Simple, 0)]
[InlineData(ComboBoxStyle.Simple, 2)]
public void ComboBoxUiaTextProvider_LineScroll_ReturnsFalse(ComboBoxStyle dropDownStyle, int newLine)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = new(50, 100) };
comboBox.CreateControl();
comboBox.Items.Add("Some long long test text for testing GetFirstVisibleLine method");
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Assert.False(provider.LineScroll(0, newLine));
Assert.Equal(0, provider.FirstVisibleLine);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown, 0)]
[InlineData(ComboBoxStyle.DropDown, 2)]
[InlineData(ComboBoxStyle.Simple, 0)]
[InlineData(ComboBoxStyle.Simple, 2)]
public void ComboBoxUiaTextProvider_LineScroll_DoesNotWork_WithoutHandle(ComboBoxStyle dropDownStyle, int newLine)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = new(50, 100) };
comboBox.Items.Add("Some long long test text for testing GetFirstVisibleLine method");
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Assert.False(provider.LineScroll(0, newLine));
Assert.Equal(-1, provider.FirstVisibleLine);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_GetLogfont_ReturnSegoe_ByDefault(ComboBoxStyle dropDownStyle)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = new(50, 100) };
comboBox.CreateControl();
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
LOGFONTW logFont = provider.Logfont;
string actual = logFont.FaceName.ToString();
Assert.Equal("Segoe UI", actual);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_GetLogfont_ReturnEmpty_WithoutHandle(ComboBoxStyle dropDownStyle)
{
using (new NoAssertContext())
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = new(50, 100) };
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
Assert.False(comboBox.IsHandleCreated);
Assert.Null(comboBox.TestAccessor().Dynamic._childEdit);
Assert.Equal(new LOGFONTW(), provider.Logfont);
}
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_FirstVisibleLine_DefaultValueCorrect(ComboBoxStyle dropDownStyle)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = new(50, 100) };
comboBox.CreateControl();
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
int actualValue = (int)PInvoke.SendMessage((IHandle<HWND>)comboBox.TestAccessor().Dynamic._childEdit, PInvoke.EM_GETFIRSTVISIBLELINE);
Assert.Equal(actualValue, provider.FirstVisibleLine);
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown)]
[InlineData(ComboBoxStyle.Simple)]
public void ComboBoxUiaTextProvider_LinesCount_DefaultValueCorrect(ComboBoxStyle dropDownStyle)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = new(50, 100) };
comboBox.CreateControl();
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
int actualValue = (int)PInvoke.SendMessage((IHandle<HWND>)comboBox.TestAccessor().Dynamic._childEdit, PInvoke.EM_GETLINECOUNT);
Assert.Equal(actualValue, provider.LinesCount);
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown, 50, 20, 0)]
[InlineData(ComboBoxStyle.DropDown, 50, 20, 50)]
[InlineData(ComboBoxStyle.DropDown, 50, 20, 200)]
[InlineData(ComboBoxStyle.DropDown, 50, 20, -5)]
[InlineData(ComboBoxStyle.Simple, 50, 20, 0)]
[InlineData(ComboBoxStyle.Simple, 50, 20, 50)]
[InlineData(ComboBoxStyle.Simple, 50, 20, 200)]
[InlineData(ComboBoxStyle.Simple, 50, 20, -5)]
public void ComboBoxUiaTextProvider_GetLineFromCharIndex_DefaultValueCorrect(
ComboBoxStyle dropDownStyle,
int width,
int height,
int charIndex)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = new(width, height) };
comboBox.CreateControl();
comboBox.Items.Add("Some test text for testing GetLineFromCharIndex method");
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
int expectedLine = (int)PInvoke.SendMessage((IHandle<HWND>)comboBox.TestAccessor().Dynamic._childEdit, PInvoke.EM_LINEFROMCHAR, (WPARAM)charIndex);
int actualLine = provider.GetLineFromCharIndex(charIndex);
Assert.Equal(expectedLine, actualLine);
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
[WinFormsTheory]
[InlineData(ComboBoxStyle.DropDown, 0)]
[InlineData(ComboBoxStyle.DropDown, 2)]
[InlineData(ComboBoxStyle.Simple, 0)]
[InlineData(ComboBoxStyle.Simple, 2)]
public void ComboBoxUiaTextProvider_LineScroll_DefaultValueCorrect(ComboBoxStyle dropDownStyle, int newLine)
{
using ComboBox comboBox = new() { DropDownStyle = dropDownStyle, Size = new(50, 100) };
comboBox.CreateControl();
comboBox.Items.Add("Some long long test text for testing GetFirstVisibleLine method");
comboBox.SelectedIndex = 0;
ComboBox.ComboBoxUiaTextProvider provider = new(comboBox);
bool expectedValue = PInvoke.SendMessage((IHandle<HWND>)comboBox.TestAccessor().Dynamic._childEdit, PInvoke.EM_LINESCROLL, 0, newLine) != 0;
Assert.Equal(expectedValue, provider.LineScroll(0, newLine));
Assert.True(comboBox.IsHandleCreated);
Assert.NotNull(comboBox.TestAccessor().Dynamic._childEdit);
}
}
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