Unstable unit test: System.Windows.Forms.Tests.MenuStripTests.MenuStrip_WndProc_InvokeMouseActivate_Success

[LeafShi1]

Related #11227

Test

System.Windows.Forms.Tests.MenuStripTests.MenuStrip_WndProc_InvokeMouseActivate_Success

Issue description

The case failed in PR build, the failed scenario:

• MenuStrip_WndProc_InvokeMouseActivate_Success

Error Message:

• In X64 unit:

  • Assert.Equal() Failure: Values differ\ Expected: 0 Actual: 2

Stack trace:

 at System.Windows.Forms.Tests.MenuStripTests.MenuStrip_WndProc_InvokeMouseActivate_Success() in /_/src/System.Windows.Forms/tests/UnitTests/System/Windows/Forms/MenuStripTests.cs:line 755
   at System.RuntimeMethodHandle.InvokeMethod(Object target, Void** arguments, Signature sig, Boolean isConstructor)
   at System.Reflection.MethodBaseInvoker.InvokeWithNoArgs(Object obj, BindingFlags invokeAttr)