anchor.diff:  import 'rendering_tester.dart';
   
   void main() {
  -  TestRenderingFlutterBinding.ensureInitialized();
  +  final TestRenderingFlutterBinding binding = TestRenderingFlutterBinding.ensureInitialized();
   
     group('PlatformViewRenderBox', () {
       late FakePlatformViewController fakePlatformViewController;
  
positive.code: 
      // Passes if no crashes.
    });
  }
  
  ui.PointerData _pointerData(
  
negative.code: // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  import 'dart:async';
  import 'dart:ui' as ui;
  
  import 'package:fake_async/fake_async.dart';
  