anchor.diff:      final projection = WinRTClassProjection(winTypeDef!);
       expect(projection.inheritsFrom, contains('IStringable'));
       expect(projection.interfaceImport,
  -        contains('../../../winrt/foundation/istringable.dart'));
  +        contains('../../foundation/istringable.dart'));
     });
   
     test('WinRT class that does not inherit IStringable', () {
  
positive.code:     final projection = WinRTClassProjection(winTypeDef!);
      expect(projection.inheritsFrom, isNot(contains('IStringable')));
      expect(projection.interfaceImport,
          isNot(contains('../../winrt/foundation/istringable.dart')));
    });
  
    test('WinRT class that includes _className property', () {
  
negative.code:         MetadataStore.getMetadataForType('Windows.Gaming.Input.IGamepad');
  
      final projection = WinRTClassProjection(winTypeDef!);
      expect(projection.importHeader, contains("import 'headset.dart'"));
      expect(
          projection.importHeader, contains("import '../../system/user.dart'"));
      expect(projection.importHeader,
          contains("import '../../system/userchangedeventargs.dart'"));
    });
  
    if (windowsBuildNumber >= 18362) {
  