anchor.diff:            contains('failed with errors: [error, line 2] Expected'));
       });
   
  -    /* XXX: Disabled below tests as they are causing the dart vm to crash.
       test('complete', () async {
         var json = {'source': 'void main() {print("foo");}', 'offset': 1};
         var response = await _sendPostRequest('dartservices/v1/complete', json);
  -      expect(response.status, 501);
  +      expect(response.status, 200);
  +      var data = JSON.decode(UTF8.decode(await response.body.first));
  +      expect(data, isNotEmpty);
       });
   
       test('complete no data', () async {
  
positive.code:       var json = {'offset': 1};
        var response = await _sendPostRequest('dartservices/v1/complete', json);
        expect(response.status, 400);
        var data = JSON.decode(UTF8.decode(await response.body.first));
        expect(data['error']['message'], 'Required field source is missing');
      });
  
      test('complete param missing 2', () async {
  
negative.code:       var data = JSON.decode(UTF8.decode(await response.body.first));
        expect(data['error']['message'], 'Missing parameter: \'offset\'');
      });
  
      test('document', () async {
        var json = {'source': 'void main() {print("foo");}', 'offset': 17};
        var response = await _sendPostRequest('dartservices/v1/document', json);
  