@BeforeEach
    void setUp() {
        // Create mock objects for the constructor parameters
        aliasHandle = mock(SamrAliasHandle.class);
        sids = mock(LsarSidArray.class);
    }

    /**
     * Test method for {@link jcifs.dcerpc.msrpc.MsrpcGetMembersInAlias#MsrpcGetMembersInAlias(SamrAliasHandle, LsarSidArray)}.
     * Verifies that the constructor correctly initializes the object's fields using reflection for protected members.

        assertEquals(name, request.getRemoteUser());
        verify(mockPrincipal, times(1)).getName();
    }

    @Test
    @DisplayName("constructor accepts null principal")
    void testConstructorWithNullPrincipal(@Mock HttpServletRequest mockRequest) {
        // Constructor accepts null principal without throwing exception
        NtlmHttpServletRequest request = new NtlmHttpServletRequest(mockRequest, null);

        // Although we cannot directly verify the super constructor call with Mockito for a real class,
        // we can infer its correct behavior if the object is successfully constructed and its own fields are correct.
        // The super constructor is called with (domainHandle, 0, acct_flags, null, 0)

     */
    @Test
    void testConstructor() {
        // Verify that the constructor correctly sets the id and attributes
        assertEquals(mockSid, pacGroup.getId(), "The SID should be correctly set in the constructor.");
        assertEquals(attributes, pacGroup.getAttributes(), "The attributes should be correctly set in the constructor.");
    }

    /**
     * Test method for {@link jcifs.pac.PacGroup#getId()}.
     */

    public void test_constructorWithNullMessage() {
        // Test constructor with null message
        ThemeException exception = new ThemeException(null);

        assertNotNull(exception);
        assertNull(exception.getMessage());
        assertNull(exception.getCause());
    }

    @Test
    public void test_constructorWithNullMessageAndCause() {
        // Test constructor with null message and cause

    @MethodSource("messages")
    @DisplayName("Message constructor preserves provided messages, including null/edge cases")
    void messageConstructor_preservesMessage(String msg) {
        // Arrange & Act
        SmbUnsupportedOperationException ex = new SmbUnsupportedOperationException(msg);

        // Assert
        assertEquals(msg, ex.getMessage(), "Constructor should preserve the provided message (including null)");

    // Creates a minimal valid CIFS context that does not perform I/O by itself
    private CIFSContext ctx() {
        return SingletonContext.getInstance();
    }

    @Nested
    @DisplayName("Constructor behavior")
    class ConstructorTests {

        @ParameterizedTest
        @DisplayName("Accepts IPC$ URLs (happy path)")
        @ValueSource(strings = { "smb://server/IPC$/foo", "smb://server/IPC$/PIPE/foo" })

        // We cannot directly access private fields of MsrpcSamrOpenAlias or its superclass
        // Instead, we verify the interaction with the DcerpcHandle and the return value.
        // The fact that the constructor completes without exception and sets 'opened' to true
        // implies the correct parameters were used internally.
    }

    @Test
    void constructor_shouldThrowSmbExceptionOnOpenFailure() throws IOException {

import jcifs.smb1.UniAddress;

/**
 * Unit tests for {@link NtlmChallenge}.
 */
class NtlmChallengeTest {

    @Nested
    @DisplayName("Constructor and Field Tests")
    class ConstructorTests {

        @Test
        @DisplayName("Constructor sets fields correctly")
        void testConstructorSetsFields() {
            byte[] challenge = new byte[] { 1, 2, 3 };
            UniAddress dc = mock(UniAddress.class);

        s.sub_authority = Arrays.copyOf(subs, subs.length);
        return s;
    }

    @Nested
    @DisplayName("Basic Constructor and Utility Tests")
    class BasicTests {

        @Test
        @DisplayName("Textual constructor happy path and toString consistency")
        void testTextualConstructorAndToString() throws Exception {
            // Arrange