this.encoding = encoding;
        return this;
    }

    /**
     * Sets the threshold size for the request body.
     *
     * @param threshold the threshold
     * @return this CurlRequest instance
     */
    public CurlRequest threshold(final int threshold) {
        this.threshold = threshold;
        return this;
    }

    /**
     * Enables GZIP compression for the request.
     *

    /**
     * Constructs a ContentOutputStream with a specified threshold and temporary directory.
     *
     * @param threshold the threshold in bytes for writing to memory before writing to a file
     * @param tmpDir the temporary directory to create the file in
     */
    public ContentOutputStream(final int threshold, final File tmpDir) {
        super(threshold, PREFIX, SUFFIX, tmpDir);
    }

    @Override

        // Create circuit breaker with dynamic threshold enabled
        SmbCircuitBreaker dynamicCircuitBreaker = new SmbCircuitBreaker("dynamic-test", 5, 2, 1000, 3, true, false, 100);

        try {
            // Test threshold adjustment
            int initialThreshold = dynamicCircuitBreaker.getCurrentFailureThreshold();
            assertEquals(5, initialThreshold, "Initial threshold should be 5");

            // Update threshold

    public void testThresholdMethod() {
        CurlRequest request = new CurlRequest(Method.GET, "https://example.com");
        int threshold = 2048;

        CurlRequest result = request.threshold(threshold);

        assertSame(request, result); // Fluent API
        assertEquals(threshold, request.threshold());
    }

    @Test
    public void testGzipMethod() {

      // uncheckedCastNullableTToT is safe because bufferSize > 0.
      if (comparator.compare(elem, uncheckedCastNullableTToT(threshold)) > 0) {
        threshold = elem;
      }
      // uncheckedCastNullableTToT is safe because bufferSize > 0.
    } else if (comparator.compare(elem, uncheckedCastNullableTToT(threshold)) < 0) {
      // Otherwise, we can ignore elem; we've seen k better elements.
      buffer[bufferSize++] = elem;

    }

    /**
     * Get current failure threshold (may be dynamically adjusted)
     *
     * @return current failure threshold
     */
    public int getCurrentFailureThreshold() {
        return failureThreshold;
    }

    /**
     * Update failure threshold (for dynamic adjustment)
     *
     * @param newThreshold the new failure threshold
     */

    int chunk2 = dataSize - chunk1;

    // Write just enough to not trip the threshold
    if (chunk1 > 0) {
      write(out, data, 0, chunk1, singleByte);
      assertTrue(ByteSource.wrap(data).slice(0, chunk1).contentEquals(source));
    }
    File file = out.getFile();
    assertNull(file);

    // Write data to go over the threshold
    if (chunk2 > 0) {
      if (JAVA_IO_TMPDIR.value().equals("/sdcard")) {

    int chunk2 = dataSize - chunk1;

    // Write just enough to not trip the threshold
    if (chunk1 > 0) {
      write(out, data, 0, chunk1, singleByte);
      assertTrue(ByteSource.wrap(data).slice(0, chunk1).contentEquals(source));
    }
    File file = out.getFile();
    assertNull(file);

    // Write data to go over the threshold
    if (chunk2 > 0) {
      if (JAVA_IO_TMPDIR.value().equals("/sdcard")) {

        assertEquals("auto", config.getRdmaProvider(), "Default provider should be auto");
        assertEquals(8192, config.getRdmaReadWriteThreshold(), "Default threshold should be 8KB");
        assertEquals(65536, config.getRdmaMaxSendSize(), "Default max send size should be 64KB");
        assertEquals(65536, config.getRdmaMaxReceiveSize(), "Default max receive size should be 64KB");

     */
    double estimateCompressionRatio(byte[] data, int algorithm);

    /**
     * Gets the minimum data size threshold for compression.
     * Data smaller than this threshold should not be compressed.
     *
     * @return minimum size in bytes for compression to be beneficial
     */
    int getMinCompressionSize();

    /**