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src/Microsoft.DotNet.Wpf/tests/UnitTests/WindowsBase.Tests/Helpers.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,125 @@ | ||
| // Licensed to the .NET Foundation under one or more agreements. | ||
| // The .NET Foundation licenses this file to you under the MIT license. | ||
| // See the LICENSE file in the project root for more information. | ||
|
|
||
| using System; | ||
| using System.Collections.Specialized; | ||
| using System.ComponentModel; | ||
| using System.IO; | ||
| using System.Runtime.ExceptionServices; | ||
| using System.Text; | ||
| using System.Threading; | ||
| using System.Windows; | ||
| using System.Windows.Media; | ||
| using Xunit.Sdk; | ||
|
|
||
| public static class Helpers | ||
| { | ||
| #pragma warning disable xUnit1013 | ||
| public static string GetResourcePath(string name) => Path.GetFullPath(Path.Combine("Resources", name)); | ||
|
|
||
| public static void ExecuteOnDifferentThread(Action action, ApartmentState? state = null) | ||
| { | ||
| ExceptionDispatchInfo? edi = null; | ||
| var t = new Thread(() => | ||
| { | ||
| try | ||
| { | ||
| action(); | ||
| } | ||
| catch (Exception e) | ||
| { | ||
| edi = ExceptionDispatchInfo.Capture(e); | ||
| } | ||
| }); | ||
| if (state is not null) | ||
| { | ||
| t.SetApartmentState(state.Value); | ||
| } | ||
| t.Start(); | ||
| t.Join(); | ||
|
|
||
| if (edi is not null) | ||
| { | ||
| edi.Throw(); | ||
| } | ||
| } | ||
|
|
||
| public static T ExecuteOnDifferentThread<T>(Func<T> action, ApartmentState? state = null) | ||
| { | ||
| T? result = default; | ||
| ExceptionDispatchInfo? edi = null; | ||
| var t = new Thread(() => | ||
| { | ||
| try | ||
| { | ||
| result = action(); | ||
| } | ||
| catch (Exception e) | ||
| { | ||
| edi = ExceptionDispatchInfo.Capture(e); | ||
| } | ||
| }); | ||
| if (state is not null) | ||
| { | ||
| t.SetApartmentState(state.Value); | ||
| } | ||
| t.Start(); | ||
| t.Join(); | ||
|
|
||
| if (edi is not null) | ||
| { | ||
| edi.Throw(); | ||
| throw new Exception("Not reachable."); | ||
| } | ||
| else | ||
| { | ||
| return result!; | ||
| } | ||
| } | ||
|
|
||
| public static void AssertEqualRounded(Matrix expected, Matrix actual, int precision = 5) | ||
| { | ||
| if (expected.Equals(actual)) | ||
| { | ||
| return; | ||
| } | ||
|
|
||
| try | ||
| { | ||
| Assert.Equal(expected.M11, actual.M11, precision); | ||
| Assert.Equal(expected.M12, actual.M12, precision); | ||
| Assert.Equal(expected.M21, actual.M21, precision); | ||
| Assert.Equal(expected.M22, actual.M22, precision); | ||
| Assert.Equal(expected.OffsetX, actual.OffsetX, precision); | ||
| Assert.Equal(expected.OffsetY, actual.OffsetY, precision); | ||
| } | ||
| catch (Exception) | ||
| { | ||
| // Throw main AssertException with formatting. | ||
| //Assert.Equal(expected, actual); | ||
| } | ||
| } | ||
|
|
||
| public static void AssertEqualRounded(Rect expected, Rect actual, int precision) | ||
| { | ||
| if (expected.Equals(actual)) | ||
| { | ||
| return; | ||
| } | ||
|
|
||
| try | ||
| { | ||
| Assert.Equal(expected.X, actual.X, precision); | ||
| Assert.Equal(expected.Y, actual.Y, precision); | ||
| Assert.Equal(expected.Width, actual.Width, precision); | ||
| Assert.Equal(expected.Height, actual.Height, precision); | ||
| } | ||
| catch (Exception) | ||
| { | ||
| // Throw main AssertException with formatting. | ||
| Assert.Equal(expected, actual); | ||
| } | ||
| } | ||
| #pragma warning restore xUnit1013 | ||
| } |
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