anchor.diff:    });
   }
   
  -class MockXcodeProjectInterpreter extends Mock implements XcodeProjectInterpreter {}
  +class FakeXcodeProjectInterpreter extends Fake implements XcodeProjectInterpreter {
  +  @override
  +  Version version = Version.unknown;
  +
  +  @override
  +  bool isInstalled = false;
  +
  +  @override
  +  List<String> xcrunCommand() => <String>['xcrun'];
  +}
  
positive.code: import 'package:flutter_tools/src/ios/xcodeproj.dart';
  import 'package:flutter_tools/src/macos/xcdevice.dart';
  import 'package:flutter_tools/src/macos/xcode.dart';
  import 'package:mockito/mockito.dart';
  
  import '../../src/common.dart';
  import '../../src/context.dart';
  
negative.code:         );
          final Xcode xcode = Xcode.test(
            processManager: fakeProcessManager,
            xcodeProjectInterpreter: xcodeProjectInterpreter,
          );
  
          expect(xcode.isSimctlInstalled, isTrue);
  