anchor.diff:  // Copyright 2014 The Flutter Authors. All rights reserved.
   // Use of this source code is governed by a BSD-style license that can be
   // found in the LICENSE file.
  -
  -// TODO(gspencergoog): Remove this tag once this test's state leaks/test
  -// dependencies have been fixed.
  -// https://github.com/flutter/flutter/issues/85160
  -// Fails with "flutter test --test-randomize-ordering-seed=456"
  -@Tags(<String>['no-shuffle'])
   
   import 'package:flutter/services.dart';
   import 'package:flutter_test/flutter_test.dart';
  
positive.code:             .having((PlatformException e) => e.message, 'message', equals('Invalid argument(s): bad')),
          ),
        );
      });
  
      test('can check the mock handler', () async {
  
negative.code:             .having((PlatformException e) => e.message, 'message', equals('sayHello failed')),
          ),
        );
        channel.setMethodCallHandler(null);
      });
  
      test('can handle method call with other error result', () async {
  