@Override
        public FileVisitResult preVisitDirectory(final Path dir, final BasicFileAttributes attrs) throws IOException {
            return FileVisitResult.CONTINUE;
        }

        @Override
        public FileVisitResult visitFile(final Path file, final BasicFileAttributes attrs) throws IOException {

        @Override
        public Integer next(Integer value) {
          throw new AssertionError();
        }

        @Override
        public Integer previous(Integer value) {
          throw new AssertionError();
        }

        @Override
        public long distance(Integer start, Integer end) {
          throw new AssertionError();
        }
      };

  public void testCreate_noMin() {

        byte[] result1 = hmac1.engineDigest();
        byte[] result2 = hmac2.engineDigest();

        assertArrayEquals(result1, result2);
    }

    @Test
    void testHMACT64WithKnownTestVector() throws NoSuchAlgorithmException {
        // Test with known test vector
        // Using test vector from RFC 2104 adapted for HMACT64
        byte[] key = new byte[16];
        Arrays.fill(key, (byte) 0x0b);

            DfsReferralDataInternal result = mockReferralData.combine(null);
            assertNotNull(result);

            // Test with concrete implementation - combine with null throws NPE
            assertThrows(NullPointerException.class, () -> concreteImplementation.combine(null));
        }

        @Test
        @DisplayName("Should handle null in append")
        void testAppendWithNull() {

   * Object#toString}.
   */
  NON_STANDARD_TOSTRING,

  /**
   * Indicates that the constructor or factory method of a collection, usually an immutable set,
   * throws an {@link IllegalArgumentException} when presented with duplicate elements instead of
   * collapsing them to a single element or including duplicate instances in the collection.
   */
  REJECTS_DUPLICATES_AT_CREATION,

    /**
     * Gets a buffer from the cache or creates a new one if the cache is empty.
     *
     * Performance: O(1) operation using concurrent queue
     *
     * @return a byte buffer for SMB operations
     * @throws IllegalStateException if buffer size exceeds maximum allowed
     */
    static public byte[] getBuffer() {
        // Try to get from cache first - O(1) operation
        byte[] buf = bufferQueue.poll();

        requestData.setUrl(url);
        return requestData;
    }

    /**
     * Closes the response data, deleting temporary files if any.
     * @throws IOException if an I/O error occurs.
     */
    @Override
    public void close() throws IOException {
        if (isTemporaryFile) {
            FileUtil.deleteInBackground(responseBodyFile);
        }
    }

    interceptorThrowsRuntimeExceptionSynchronous(true)
  }

  /**
   * When an interceptor throws an unexpected exception, synchronous callers can catch it and deal
   * with it.
   */
  private fun interceptorThrowsRuntimeExceptionSynchronous(network: Boolean) {
    addInterceptor(network) { chain: Interceptor.Chain? -> throw RuntimeException("boom!") }
    val request =
      Request
        .Builder()

    @Override
    public @Nullable Object invoke(Object proxy, Method method, @Nullable Object @Nullable [] args)
        throws Throwable {
      String methodName = method.getName();
      Method typeVariableMethod = typeVariableMethods.get(methodName);
      if (typeVariableMethod == null) {
        throw new UnsupportedOperationException(methodName);
      } else {
        try {

  public void testConstructor() {
    AtomicDoubleArray aa = new AtomicDoubleArray(SIZE);
    for (int i = 0; i < SIZE; i++) {
      assertBitEquals(0.0, aa.get(i));
    }
  }

  /** constructor with null array throws NPE */
  public void testConstructor2NPE() {
    double[] a = null;
    assertThrows(NullPointerException.class, () -> new AtomicDoubleArray(a));
  }

  /** constructor with array is of same size and has all elements */