anchor.diff:      mainPath
     ]);
     printTrace('$executable ${arguments.join(' ')}');
  -  return Process.start(executable, arguments, environment: <String, String>{ 'FLUTTER_TEST': 'true' });
  +  Map<String, String> environment = <String, String>{
  +    'FLUTTER_TEST': 'true',
  +    'FONTCONFIG_FILE': _fontConfigFile.path,
  +  };
  +  return Process.start(executable, arguments, environment: environment);
   }
   
   void _attachStandardStreams(Process process) {
  
positive.code:           print('Shell: $line');
        });
    }
  }
  
  class FlutterPlatform extends PlatformPlugin {
  
negative.code: const String _kPath = '/runner';
  
  String shellPath;
  
  List<String> fontDirectories = <String>[cache.getCacheArtifacts().path];
  
  void installHook() {
    hack.registerPlatformPlugin(<TestPlatform>[TestPlatform.vm], () => new FlutterPlatform());
  