public void testRemove_occurrences_unsupported_absent() {
    // notice: we don't care whether it succeeds, or fails with UOE
    try {
      assertEquals(
          "multiset.remove(absent, 2) didn't return 0 or throw an exception",
          0,
          getMultiset().remove(e3(), 2));
    } catch (UnsupportedOperationException ok) {
    }
  }

  @CollectionFeature.Require(SUPPORTS_REMOVE)

 * resulting {@link HashCode} is dependent only on the bytes inserted, and the order in which they
 * were inserted, not how those bytes were chunked into discrete put() operations. For example, the
 * following three expressions all generate colliding hash codes:
 *
 * {@snippet :
 * newHasher().putByte(b1).putByte(b2).putByte(b3).hash()
 * newHasher().putByte(b1).putBytes(new byte[] { b2, b3 }).hash()

        case 2:
          k1 ^= (long) toUnsignedInt(bb.get(1)) << 8; // fall through
        case 1:
          k1 ^= (long) toUnsignedInt(bb.get(0));
          break;
        default:
          throw new AssertionError("Should never get here.");
      }
      h1 ^= mixK1(k1);
      h2 ^= mixK2(k2);
    }

    @Override
    protected HashCode makeHash() {
      h1 ^= length;
      h2 ^= length;

  public void testRemove_occurrences_unsupported_absent() {
    // notice: we don't care whether it succeeds, or fails with UOE
    try {
      assertEquals(
          "multiset.remove(absent, 2) didn't return 0 or throw an exception",
          0,
          getMultiset().remove(e3(), 2));
    } catch (UnsupportedOperationException ok) {
    }
  }

  @CollectionFeature.Require(SUPPORTS_REMOVE)

         * @throws CIFSException if an error occurs during close.
         */
        @Test
        public void testClose() throws CIFSException {
            assertDoesNotThrow(() -> smbPipeHandle.close(), "close() should not throw an exception on a mock object.");
            // Verify that the close method was called
            Mockito.verify(smbPipeHandle).close();
        }

        /**

        assertFalse(locator.overlaps(other));

        verify(locator, times(2)).overlaps(other);
        verifyNoMoreInteractions(locator);
    }

    // Error path: overlaps may throw a CIFSException per signature
    @Test
    @DisplayName("overlaps throws CIFSException when implementation fails")
    void overlapsThrowsCifsException() throws Exception {

    }

    @Test
    void testClose_SmbExceptionOnClose() throws IOException {
        // Test case: close() with non-zero retval from MsrpcSamrCloseHandle, should throw SmbException
        String server = "testServer";
        int access = 123;
        int errorRetval = 12345; // Simulate an error code

        // Setup for successful constructor

   * <ul>
   *   <li>{@link UnicodeEscaper} handles <a href="http://en.wikipedia.org/wiki/UTF-16">UTF-16</a>
   *       correctly, including surrogate character pairs. If the input is badly formed the escaper
   *       should throw {@link IllegalArgumentException}.
   *   <li>{@link CharEscaper} handles Java characters independently and does not verify the input
   *       for well formed characters. A {@code CharEscaper} should not be used in situations where

                return topDirectory;
            }

            @Override
            public Path getRootDirectory() {
                if (rootDirectory == null) {
                    throw new IllegalStateException("root directory not set");
                }
                return rootDirectory;
            }
        }
    }

            // For now, just return the file object
            return file;
        } catch (Exception e) {
            log.warn("Failed to create SmbFile for {}: {}", filePath, e.getMessage());
            throw new IOException("Failed to create SmbFile: " + e.getMessage(), e);
        }
    }

    /**
     * Get the CIFS context
     *
     * @return CIFS context
     */
    public CIFSContext getContext() {