}
    }

    // Test exception for empty PAC
    @Test
    void testConstructorEmptyPac() {
        byte[] emptyToken = new byte[0];
        PACDecodingException e = assertThrows(PACDecodingException.class, () -> {
            new KerberosPacAuthData(emptyToken, keys);
        });
        assertTrue(e.getMessage().contains("PAC"));
    }

    // Test exception for short PAC
    @Test

    class SizeCalculationTests {

        @Test
        @DisplayName("Should calculate size for null hash algorithms and salt")
        void testSizeWithNullHashAlgosAndSalt() {
            PreauthIntegrityNegotiateContext context = new PreauthIntegrityNegotiateContext(mockConfig, null, null);

            assertEquals(4, context.size());
        }

        @Test
        @DisplayName("Should calculate size for empty arrays")

  public void testRoundToDouble_zero() {
    new RoundToDoubleTester(BigInteger.ZERO).setExpectation(0.0, values()).test();
  }

  @J2ktIncompatible
  @GwtIncompatible
  public void testRoundToDouble_smallPositive() {
    new RoundToDoubleTester(BigInteger.valueOf(16)).setExpectation(16.0, values()).test();
  }

  @J2ktIncompatible
  @GwtIncompatible
  public void testRoundToDouble_maxPreciselyRepresentable() {

   *       {@code cls}:
   *       <ul>
   *         <li>Test will fail if default value for a parameter cannot be determined.
   *         <li>Test will fail if the factory method returns null so testing instance methods is
   *             impossible.
   *         <li>Test will fail if the constructor or factory method throws exception.
   *       </ul>

    @Mock
    private NdrBuffer mockNdrBuffer;

    @BeforeEach
    void setUp() {
        // Initialize mocks before each test
        MockitoAnnotations.openMocks(this);
    }

    @Test
    void testWrapMethodIsCalled() throws DcerpcException {
        // Test that the wrap method can be called without throwing an exception
        dcerpcSecurityProvider.wrap(mockNdrBuffer);

public class SecurityConfigurationTest {

    /**
     * Test that default security settings meet minimum security requirements
     */
    @Test
    public void testSecureDefaults() throws CIFSException {
        BaseConfiguration config = new BaseConfiguration(true);

        // Verify minimum SMB version is at least SMB 2.0.2 (SMB1 disabled)

    public void test_values() {
        // Test that values() returns all enum constants
        SsoResponseType[] values = SsoResponseType.values();
        assertNotNull(values);
        assertEquals(2, values.length);
        assertEquals(SsoResponseType.METADATA, values[0]);
        assertEquals(SsoResponseType.LOGOUT, values[1]);
    }

    public void test_valueOf() {
        // Test valueOf for valid enum names

        assertTrue(filter.accept(dir, "Hello.TXT"));
    }

    @Test
    void acceptReturnsFalseWhenNameDoesNotMatch() throws Exception {
        SmbFile dir = Mockito.mock(SmbFile.class);
        SmbFilenameFilter filter = (d, n) -> n.equalsIgnoreCase("hello.txt");
        assertFalse(filter.accept(dir, "world.txt"));
    }

    @Test

        assertFalse(Arrays.equals(signingKey, signingKey311), "Should be different from SMB 3.1.1 key");
    }

    @Test
    @DisplayName("Should derive keys with specific test vectors")
    void testDeriveKeys_TestVectors() {
        // Given - Use known test vector (simplified for demonstration)
        byte[] testSessionKey = new byte[16];
        Arrays.fill(testSessionKey, (byte) 0xAA);

    }

    @Test
    @DisplayName("Should handle null protocol ID")
    void testNullProtocolId() {
        // Protocol ID is a constant in transform header, not settable
        // This test is not applicable - the protocol ID is always TRANSFORM_PROTOCOL_ID
        assertTrue(true);
    }

    @Test
    @DisplayName("Should handle invalid protocol ID length")