private static final Logger logger = Logger.getLogger(IOIntegrationTest.class.getName());

    class MockCurlRequest extends CurlRequest {

        MockCurlRequest(Curl.Method method, String url) {
            super(method, url);
        }

        @Override
        public void connect(Consumer<HttpURLConnection> actionListener, Consumer<Exception> exceptionListener) {
            try {

    private static final long serialVersionUID = 1L;

    public CurlException(final String message, final Throwable cause) {
        super(message, cause);
    }

    public CurlException(final String message) {
        super(message);
    }

    public ContentOutputStream(final int threshold, final File tmpDir) {
        super(threshold, PREFIX, SUFFIX, tmpDir);
    }

    @Override
    public File getFile() {
        done = true;
        return super.getFile();
    }

    @Override
    public void close() throws IOException {
        try {
            super.close();
        } finally {
            if (!isInMemory() && !done) {