assertEquals("reindex", coordinatorHelper.getStringValue(source, "name"));
        assertEquals("node1@host1", coordinatorHelper.getStringValue(source, "instanceId"));
        assertEquals("host1", coordinatorHelper.getStringValue(source, "hostname"));
        assertEquals("running", coordinatorHelper.getStringValue(source, "status"));
    }

    private static final String LANGUAGE_HELPER = "languageHelper";

    private static final String CURL_HELPER = "curlHelper";

    private static final String COORDINATOR_HELPER = "coordinatorHelper";

    private static final String QUERY_STRING_BUILDER = "queryStringBuilder";

    private static final String ACCESS_TOKEN_HELPER = "accessTokenHelper";