@Test
public void parserShouldReturnVolleyErrorWhenContentTypeIsNotMappedIntoResponseParser() {

	// Given
	networkResponse = createUnknownNetworkResponse();
	NetworkResponseParser responseParser = mock(NetworkResponseParser.class);
	parsers.put(ContentType.CONTENT_TYPE_APPLICATION_JSON, responseParser);
	integratedResponseParser = createIntegratedNetworkResponseParser(parsers);
	Class<News> clazz = News.class;
	// When
	Response<News> response = integratedResponseParser.parseNetworkResponse(networkResponse, clazz);
	// Then
	assertNotNull(response.error);
}