@BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
    }

    @Test
    void constructor_shouldOpenAliasSuccessfully() throws IOException {
        // Arrange
        int access = 1;
        int rid = 100;

        // Mock the behavior of sendrecv for MsrpcSamrOpenAlias
        doAnswer(invocation -> {
            MsrpcSamrOpenAlias rpc = invocation.getArgument(0);

    }

    // --- getContentAsString() optimization tests ---

    @Test
    public void test_GetContentAsString_InMemoryCache() {
        // ## Arrange ##
        String content = "Hello, World!";
        CurlResponse response = new CurlResponse();
        response.setEncoding("UTF-8");

    @DisplayName("renew() behaviors across implementations")
    void renewBehaviorsAcrossImplementations(String label, Supplier<SmbRenewableCredentials> supplier, boolean expectSame,
            boolean expectNew) {
        // Arrange: create an implementation instance
        SmbRenewableCredentials impl = supplier.get();

        // Act: call renew
        CredentialsInternal renewed = impl.renew();

    @BeforeEach
    void setUp() {
        // Setup is handled by MockitoExtension
    }

    @Test
    void constructor_shouldOpenPolicySuccessfully() throws IOException {
        // Arrange
        String server = "testServer";
        int access = 123;

        // Mock the behavior of sendrecv for MsrpcLsarOpenPolicy2
        doAnswer(invocation -> {

        assertEquals("", transWaitNamedPipe.name);
    }

    @Test
    @DisplayName("writeSetupWireFormat should write correct bytes")
    void testWriteSetupWireFormat() {
        // Arrange
        transWaitNamedPipe = new TransWaitNamedPipe(mockConfig, testPipeName);
        byte[] dst = new byte[10];
        int dstIndex = 0;

        // Act

        // Arrange
        byte[] dst = new byte[100];
        int dstIndex = 0;

        // Act
        int result = response.writeParametersWireFormat(dst, dstIndex);

        // Assert
        assertEquals(0, result);
    }

    @Test
    @DisplayName("writeDataWireFormat should return 0")
    void testWriteDataWireFormat() {
        // Arrange
        byte[] dst = new byte[100];

        testData = new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08 };
    }

    @Test
    @DisplayName("Test sign method with valid parameters")
    void testSignWithValidParameters() {
        // Arrange
        int offset = 0;
        int length = testData.length;

        // Act
        signingDigest.sign(testData, offset, length, request, response);

        // Assert

    }

    @Test
    @DisplayName("Default constructor sets the expected message and no cause")
    void defaultConstructor_setsExpectedMessage_andNoCause() {
        // Arrange & Act
        SmbUnsupportedOperationException ex = new SmbUnsupportedOperationException();

        // Assert
        assertEquals("Operation is not supported with the negotiated capabilities", ex.getMessage(),

    public void test_GetFactoryMethod() {
        // ## Arrange ##
        final String url = "http://example.com";

        // ## Act ##
        final CurlRequest request = Curl.get(url);

        // ## Assert ##
        assertNotNull(request);
        assertEquals(Method.GET, request.method());
    }

    @Test
    public void test_PostFactoryMethod() {
        // ## Arrange ##
        final String url = "http://example.com";

            assertNull(context.getHashAlgos());
            assertNull(context.getSalt());
        }

        @Test
        @DisplayName("Should encode context correctly")
        void testEncode() {
            // Arrange
            context = new PreauthIntegrityNegotiateContext(mockConfig, testHashAlgos, testSalt);
            byte[] buffer = new byte[100];

            // Act
            int encodedSize = context.encode(buffer, 0);