anchor.diff:          'sources': {'dart': quickFixesCode, 'html': '', 'css': ''}
         };
         var responseTwo =
  -          await _sendPostRequest('dartservices/v1/summarize', jsonTwo);
  +      await _sendPostRequest('dartservices/v1/summarize', jsonTwo);
         expect(responseTwo.status, 200);
         var dataTwo = JSON.decode(UTF8.decode(await responseTwo.body.first));
         expect(dataTwo['text'], isNotNull);
  
positive.code:     });
  
      test('analyze negative-test noSource', () async {
        var json = {};
        var response = await _sendPostRequest('dartservices/v1/analyze', json);
        expect(response.status, 400);
      });
  
      test('compile', () async {
  
negative.code:       var response = await _sendPostRequest('dartservices/v1/analyze', json);
        expect(response.status, 200);
        var data = await response.body.first;
        expect(JSON.decode(UTF8.decode(data)), {
          'issues': [],
          'packageImports': [],
          'resolvedImports': []
        });
      });
  
      test('analyze errors', () async {
        var json = {'source': sampleCodeError};
        var response = await _sendPostRequest('dartservices/v1/analyze', json);
        expect(response.status, 200);
        expect(response.headers['content-type'],
               'application/json; charset=utf-8');
        var data = await response.body.first;
        var expectedJson = {
          'issues': [
  