### Question:
MatrixResponseInfo { public EngineInfo getEngineInfo() { return engineInfo; } MatrixResponseInfo(MatrixRequest request); void setGraphDate(String graphDate); String getAttribution(); String getOsmFileMD5Hash(); String getService(); long getTimeStamp(); MatrixRequest getRequest(); EngineInfo getEngineInfo();  }### Answer:
@Test public void getEngineInfoTest() { Assert.assertNotNull(responseInformation.getEngineInfo()); }