// When & Then - should handle null gracefully (implementation dependent)
        assertDoesNotThrow(() -> request.setFileId(null), "Should handle null file ID without throwing exception");
    }

    @Test
    @DisplayName("Should handle empty file ID")
    void testSetEmptyFileId() {
        // Given
        RequestWithFileId request = new Smb2CloseRequest(mockConfig, testFileId);

    SomeCheckedException cause = new SomeCheckedException();
    SomeChainingException thrown = new SomeChainingException(cause);

    assertThat(thrown).hasCauseThat().isSameInstanceAs(cause);
    assertThat(getCauseAs(thrown, SomeCheckedException.class)).isSameInstanceAs(cause);
    assertThat(getCauseAs(thrown, Exception.class)).isSameInstanceAs(cause);

    ClassCastException expected =
        assertThrows(

    SomeCheckedException cause = new SomeCheckedException();
    SomeChainingException thrown = new SomeChainingException(cause);

    assertThat(thrown).hasCauseThat().isSameInstanceAs(cause);
    assertThat(getCauseAs(thrown, SomeCheckedException.class)).isSameInstanceAs(cause);
    assertThat(getCauseAs(thrown, Exception.class)).isSameInstanceAs(cause);

    ClassCastException expected =
        assertThrows(

        // Assert
        assertFalse(it.hasNext(), "No next when opened with null initial");
        verify(tree, times(1)).release(); // closed in constructor
    }

    @Test
    @DisplayName("open() throwing CIFSException triggers close and rethrow")
    void constructorOpenThrows() {
        // Arrange
        stubAcquireReturnsSelf();

        assertEquals(middleCause, topException.getCause());
        assertEquals(rootCause, topException.getCause().getCause());
    }

    public void test_throwAndCatch() {
        // Test throwing and catching the exception
        String componentName = "cacheManager";
        try {
            throw new ContainerNotAvailableException(componentName);
        } catch (ContainerNotAvailableException e) {

    }

    /**
     * Test watch() method throwing CIFSException
     */
    @Test
    void testWatchThrowsCIFSException() throws CIFSException {
        // Setup mock behavior
        CIFSException expectedException = new CIFSException("Watch operation failed");
        when(watchHandle.watch()).thenThrow(expectedException);

        // Execute and verify
        CIFSException thrown = assertThrows(CIFSException.class, () -> {

        // Both resources should be closed
        verify(filter, times(2)).accept(resource);
        verify(resource, times(2)).close();
    }

    @Test
    @DisplayName("Iterator with filter throwing exception")
    void iteratorWithFilterException() throws Exception {
        // Setup: first attempt throws, second succeeds
        FileEntry entry1 = mock(FileEntry.class);

        assertTrue(exception instanceof Exception);
        assertTrue(exception instanceof Throwable);
    }

    public void test_throwAndCatch() {
        // Test throwing and catching the exception
        String expectedType = "OAuth";
        String expectedMessage = "OAuth token is invalid";

        try {

    }

    @Test
    @DisplayName("Test all write methods with null buffer")
    void testWriteMethodsWithNullBuffer() {
        // Even with null buffer, methods should return 0 without throwing exception
        int result = response.writeSetupWireFormat(null, 0);
        assertEquals(0, result);

        result = response.writeParametersWireFormat(null, 0);
        assertEquals(0, result);

        int securityInfo = OWNER_SECURITY_INFORMATION;

        querySecurityDesc = new NtTransQuerySecurityDesc(mockConfig, fid, securityInfo);

        // Constructor should initialize the object without throwing exceptions
        assertNotNull(querySecurityDesc);

        // Test toString contains the expected values to verify field initialization
        String str = querySecurityDesc.toString();