Add a test case demonstrating the Win10 hang on resize-during-selection
Add a test case demonstrating the Win10 hang on resize-during-selection

fracting/winpty,dscho/winpty,rprichard/winpty,fracting/winpty,rprichard/winpty,dscho/winpty,rprichard/winpty,rprichard/winpty,dscho/winpty,dscho/winpty,fracting/winpty,fracting/winpty