anchor.diff:  }
   
   void main() {
  -  const String svgStr =
  -      '''<svg xmlns="http://www.w3.org/2000/svg" version="1.1" viewBox="0 0 166 202">
  +  const String svgStr = '''<svg xmlns="http://www.w3.org/2000/svg" version="1.1" viewBox="0 0 166 202">
       <defs>
           <linearGradient id="triangleGradient">
               <stop offset="20%" stop-color="#000000" stop-opacity=".55" />
  
positive.code:     }, createHttpClient: (SecurityContext c) => mockHttpClient);
    });
  
    testWidgets('SvgPicture can be created without a MediaQuery',
        (WidgetTester tester) async {
      final GlobalKey key = GlobalKey();
      await tester.pumpWidget(
        RepaintBoundary(
  
negative.code:   final MockHttpClientRequest mockRequest = MockHttpClientRequest();
    final MockHttpClientResponse mockResponse = MockHttpClientResponse();
  
    when(mockHttpClient.getUrl(any)).thenAnswer((_) => Future<MockHttpClientRequest>.value(mockRequest));
  
    when(mockRequest.close()).thenAnswer((_) => Future<MockHttpClientResponse>.value(mockResponse));
  
    when(mockResponse.transform<Uint8List>(any)).thenAnswer((_) => Stream<Uint8List>.fromIterable(<Uint8List>[svg]));
    when(mockResponse.listen(any,
            onDone: anyNamed('onDone'), onError: anyNamed('onError'), cancelOnError: anyNamed('cancelOnError')))
        .thenAnswer((Invocation invocation) {
      final void Function(Uint8List) onData = invocation.positionalArguments[0];
      final void Function(Object) onError = invocation.namedArguments[#onError];
  