@Rule
public ExpectedException exception = ExpectedException.none();
@BeforeClass
public static void registerConverters() {
SecondFragmentConverter fragmentConverter = new SecondFragmentConverter();
platform.getConversionService().register(fragmentConverter);
platform.getValidationService().register(fragmentConverter);
CoordinateConverter coordinateConverter = new CoordinateConverter();
platform.getConversionService().register(coordinateConverter);