import com.google.errorprone.annotations.Immutable;
import java.io.Serializable;
import java.nio.ByteBuffer;
import org.jspecify.annotations.Nullable;

/**
 * {@link HashFunction} implementation of SipHash-c-d.
 *
 * @author Kurt Alfred Kluever
 * @author Jean-Philippe Aumasson
 * @author Daniel J. Bernstein
 */
@Immutable
final class SipHashFunction extends AbstractHashFunction implements Serializable {

      return null;
    }
  }

  /** An admittedly inefficient implementation of {@link Map#containsKey}. */
  static boolean containsKeyImpl(Map<?, ?> map, @Nullable Object key) {
    return Iterators.contains(keyIterator(map.entrySet().iterator()), key);
  }

  /** An implementation of {@link Map#containsValue}. */
  static boolean containsValueImpl(Map<?, ?> map, @Nullable Object value) {

      return null;
    }
  }

  /** An admittedly inefficient implementation of {@link Map#containsKey}. */
  static boolean containsKeyImpl(Map<?, ?> map, @Nullable Object key) {
    return Iterators.contains(keyIterator(map.entrySet().iterator()), key);
  }

  /** An implementation of {@link Map#containsValue}. */
  static boolean containsValueImpl(Map<?, ?> map, @Nullable Object value) {

            assertArrayEquals(hashAlgos, decodedContext.getHashAlgos());
            assertArrayEquals(salt, decodedContext.getSalt());
        }
    }

    @Nested
    @DisplayName("Interface Implementation Tests")
    class InterfaceImplementationTests {

        @Test
        @DisplayName("Should implement NegotiateContextRequest interface")
        void testImplementsNegotiateContextRequest() {

                }
            }

            @Override
            protected void doDirectory(HttpServletRequest req, HttpServletResponse resp, SmbFile dir) throws IOException {
                // Mock implementation
                resp.setContentType("text/html");
            }
        };

        networkExplorer.init(servletConfig);

        // Setup authentication

        int bytesWritten = trans2GetDfsReferral.writeParametersWireFormat(dst, dstIndex);

        // Then
        assertTrue(bytesWritten > 0);
        // The actual encoding depends on DfsReferralRequestBuffer implementation
    }

    @Test
    @DisplayName("writeParametersWireFormat with mock request buffer")
    void testWriteParametersWireFormatWithMock() throws Exception {
        // Given

            decodedContext.decode(buffer, 0, encoded);

            assertArrayEquals(ciphers, decodedContext.getCiphers());
        }
    }

    @Nested
    @DisplayName("Interface Implementation Tests")
    class InterfaceImplementationTests {

        @Test
        @DisplayName("Should implement NegotiateContextRequest interface")
        void testImplementsNegotiateContextRequest() {

            // Test passes - exception was thrown as expected
        }
    }

    /**
     * Test that resource content is properly read using readAllBytes.
     * Verifies that the new implementation correctly reads entire resource content.
     */
    @Test
    public void testResourceReading_readAllBytesCorrectness() throws Exception {
        // Read using the new method (readAllBytes)

                try {
                    // Force flush any buffered writes
                    // This would typically call file's internal flush method
                    // For now, we log the action as the actual implementation
                    // depends on SmbFile's internal caching mechanism
                    log.info("Flushed write cache for: {}", path);
                } catch (Exception e) {

        int size = securityDescriptor.decode(testBuffer, 0, testBuffer.length);

        // When no DACL is present, decode returns 0 based on the implementation
        assertEquals(0, size);
        assertNull(securityDescriptor.getOwnerUserSid());
        assertNull(securityDescriptor.getOwnerGroupSid());
        assertNull(securityDescriptor.getAces());
    }