// Act & Assert
            assertDoesNotThrow(() -> new MsrpcSamrConnect2(null, 0, ph));
        }

        @Test
        @DisplayName("should accept negative access mask values")
        void testNegativeAccessMaskAccepted() {
            // Arrange
            SamrPolicyHandle ph = createMockPolicyHandle();

            // Act & Assert

        // Act
        tree.connectLogon(context);

        // Assert - verify interaction with dependency
        verify(tree, times(1)).connectLogon(context);
        verify(tree, never()).close();
    }

    @Test
    @DisplayName("connectLogon accepts null context but still invokes")
    void connectLogon_withNull_isInvoked() throws Exception {
        // Act
        tree.connectLogon(null);

        // Arrange
        short level = 1;

        // Act
        queryPolicy = new MsrpcQueryInformationPolicy(mockPolicyHandle, level, mockNdrObject);

        // Assert
        assertSame(mockPolicyHandle, queryPolicy.handle);
    }

    @Test
    void constructor_shouldSetLevelCorrectly() {
        // Arrange
        short level = 7;

        // Act

        // ## 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";

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

            MsrpcLsarOpenPolicy2 rpc = invocation.getArgument(0);
            rpc.retval = 0; // Simulate success
            return null;
        }).when(mockDcerpcHandle).sendrecv(any(MsrpcLsarOpenPolicy2.class));

        // Act
        LsaPolicyHandle handle = new LsaPolicyHandle(mockDcerpcHandle, server, access);

        // Assert
        assertNotNull(handle);
        verify(mockDcerpcHandle, times(1)).sendrecv(any(MsrpcLsarOpenPolicy2.class));

            MsrpcSamrOpenDomain rpc = invocation.getArgument(0);
            rpc.retval = 0; // Success
            return null;
        }).when(mockDcerpcHandle).sendrecv(any(MsrpcSamrOpenDomain.class));

        // Act
        SamrDomainHandle handle = new SamrDomainHandle(mockDcerpcHandle, mockPolicyHandle, access, mockSid);

        // Assert
        assertNotNull(handle);

        byte[] buf = new byte[4];

        // Act/Assert
        assertThrows(ArrayIndexOutOfBoundsException.class, () -> req.writeBytesWireFormat(buf, -1));
    }

    @Test
    @DisplayName("readBytesWireFormat returns 0 and tolerates null buffer")
    void readBytesWireFormat_returnsZeroEvenWithNull() {
        // Arrange
        Smb2LogoffRequest req = newRequest();

        // Act

        String wildcard = "*.*";
        int attrs = 123;
        FileEntry initial = entry("first");
        List<FileEntry[]> pages = List.of(new FileEntry[][] { new FileEntry[] {} });

        // Act
        TestIterator it = TestIterator.create(tree, parent, wildcard, null, attrs, initial, pages);

        // Assert
        assertSame(tree, it.getTreeHandle(), "tree handle should be same instance returned by acquire");

    @Test
    @DisplayName("Constructor accepts a Configuration and creates instance")
    void constructor_happyPath() {
        // Arrange
        Configuration cfg = Mockito.mock(Configuration.class);

        // Act
        Smb2LogoffResponse resp = new Smb2LogoffResponse(cfg);

        // Assert
        assertNotNull(resp, "Response instance should be created");
    }

    @Nested
    @DisplayName("writeBytesWireFormat")

    @Mock
    Throwable mockCause;

    @Test
    @DisplayName("No-arg constructor: null message and cause; can be thrown")
    void defaultConstructor_behavesAsExpected() {
        // Arrange & Act
        SMBProtocolDecodingException ex = new SMBProtocolDecodingException();

        // Assert state
        assertNull(ex.getMessage(), "Default constructor should have null message");