### Question:
MatrixResponseInfo { public String getService() { return service; } MatrixResponseInfo(MatrixRequest request); void setGraphDate(String graphDate); String getAttribution(); String getOsmFileMD5Hash(); String getService(); long getTimeStamp(); MatrixRequest getRequest(); EngineInfo getEngineInfo();  }### Answer:
@Test public void getServiceTest() { Assert.assertEquals("matrix", responseInformation.getService()); }