Unstable unit test: System.Windows.Forms.Tests.ImageCollectionTests.ImageCollection_Item_Get32bppColorDepth_Success

[LeafShi1]

Related #11227

Test

System.Windows.Forms.Tests.ImageCollectionTests.ImageCollection_Item_Get32bppColorDepth_Success(pixelFormat: Format1bppIndexed, pixel00Color: Color [Empty], givenPixel10Color: Color [Empty], expectedPixel10Color: Color [A=255, R=0, G=0, B=0])

Issue description

The case failed in PR build, the failure link:

• #20240413.23 • Enable nullability in DocumentInheritanceService
• #20240408.2 • [main] Update dependencies from dotnet/runtime
• #20240408.7 • [main] Update dependencies from dotnet/arcade (#11174)

Error Message:

• In X64 unit:

  • Assert.Equal() Failure: Values differ
    Expected: Color [A=200, R=67, G=81, B=96]
    Actual: Color [A=200, R=85, G=104, B=123]

• In X86 unit:

  • Assert.Equal() Failure: Values differ
    Expected: Color [A=200, R=66, G=81, B=95]
    Actual: Color [A=200, R=85, G=104, B=123]

Stack trace:

at System.Windows.Forms.Tests.ImageCollectionTests.ImageCollection_Item_Get32bppColorDepth_Success(PixelFormat pixelFormat, Color pixel00Color, Color givenPixel10Color, Color expectedPixel10Color) in /_/src/System.Windows.Forms/tests/UnitTests/System/Windows/Forms/ImageList.ImageCollectionTests.cs:line 210
at InvokeStub_ImageCollectionTests.ImageCollection_Item_Get32bppColorDepth_Success(Object, Span`1)
at System.Reflection.MethodBaseInvoker.InvokeWithFewArgs(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)