getMethodName() + "(firstElement) should return 0", 0, find(getOrderedElements().get(0)));
  }

  public void testFind_no() {
    assertEquals(getMethodName() + "(notPresent) should return -1", -1, find(e3()));
  }

  @CollectionFeature.Require(ALLOWS_NULL_VALUES)
  public void testFind_nullNotContainedButSupported() {
    assertEquals(getMethodName() + "(nullNotPresent) should return -1", -1, find(null));
  }

        String hostName = mockAddress.getHostName();

        // Then
        assertEquals(expectedHostName, hostName, "Should return configured hostname");
        assertNotNull(hostName, "Host name should not be null");
    }

    @Test
    @DisplayName("getHostAddress should return valid IP address string")
    void testGetHostAddressContract() {
        // Given
        String expectedAddress = "192.168.1.100";

        // A byte array with a length less than 32 should be considered valid.
        byte[] validData = new byte[31];
        assertDoesNotThrow(() -> new PacCredentialType(validData));
    }

    /**
     * Tests the constructor with a null byte array, which should throw an exception.
     */
    @Test
    void testConstructorWithNullData() {
        // A null byte array should cause a PACDecodingException.

    class ConstantValues {
        @Test
        void successIsZero() {
            assertEquals(0, WinError.ERROR_SUCCESS, "ERROR_SUCCESS should be 0");
        }

        @Test
        void accessDeniedIsFive() {
            assertEquals(5, WinError.ERROR_ACCESS_DENIED, "ERROR_ACCESS_DENIED should be 5");
        }

        @Test
        void knownErrorCodes() {

            assertEquals(0x00000008, ACE.FILE_READ_EA, "FILE_READ_EA should be 0x00000008");
            assertEquals(0x00000010, ACE.FILE_WRITE_EA, "FILE_WRITE_EA should be 0x00000010");
            assertEquals(0x00000020, ACE.FILE_EXECUTE, "FILE_EXECUTE should be 0x00000020");
            assertEquals(0x00000040, ACE.FILE_DELETE, "FILE_DELETE should be 0x00000040");

        try {
            Artifact artifact = new Artifact("fess-theme-test", "1.0.0");
            themeHelper.getJarFile(artifact);
            fail("Should throw ThemeException");
        } catch (Exception e) {
            // Should throw ThemeException or other exception related to file not found
            assertTrue(e.getMessage().contains("does not exist") || e instanceof ThemeException);
        }
    }

        testResponseBuffer = new byte[] { 0x05, 0x06, 0x07, 0x08 };
        negotiation = new SmbNegotiation(mockRequest, mockResponse, testRequestBuffer, testResponseBuffer);
    }

    @Test
    @DisplayName("Constructor should properly initialize all fields")
    void testConstructor() {
        // Verify all fields are properly initialized
        assertNotNull(negotiation);
        assertSame(mockRequest, negotiation.getRequest());

        assertEquals(smbTreeHandle, result, "getTree should return the mocked SmbTreeHandle.");
        verify(smbFileHandle, times(1)).getTree();
    }

    /**
     * Test isValid() when the handle is valid.
     */
    @Test
    void testIsValid_whenValid() {
        when(smbFileHandle.isValid()).thenReturn(true);
        assertTrue(smbFileHandle.isValid(), "isValid should return true when the handle is valid.");

        assertNotNull(region, "Memory region should not be null");
        assertEquals(buffer, region.getBuffer(), "Buffer should match");
        assertEquals(1024, region.getSize(), "Size should match buffer size");
        assertTrue(region.hasAccess(RdmaAccess.LOCAL_READ), "Should have local read access");
        assertTrue(region.hasAccess(RdmaAccess.LOCAL_WRITE), "Should have local write access");

  public void testAbsent() {
    assertEquals(
        "Map.merge(absent, value, function) should return value",
        v3(),
        getMap()
            .merge(
                k3(),
                v3(),
                (oldV, newV) -> {
                  throw new AssertionFailedError(
                      "Should not call merge function if key was absent");
                }));
    expectAdded(e3());
  }