void hasCapability_variousCaps(int cap) throws SmbException {
        when(transport.hasCapability(anyInt())).thenAnswer(inv -> ((int) inv.getArgument(0)) >= 0);

        boolean result = transport.hasCapability(cap);

        assertEquals(cap >= 0, result);
        verify(transport, times(1)).hasCapability(cap);
    }

    // Invalid input: simulate underlying SmbException when capability check fails
    @Test

            rpc.retval = 0;
            return null;
        }).when(mockDcerpcHandle).sendrecv(any(MsrpcLsarOpenPolicy2.class));

        LsaPolicyHandle handle = new LsaPolicyHandle(mockDcerpcHandle, "server", 123);

        // Now, mock the behavior for MsrpcLsarClose to throw IOException
        doThrow(new IOException("Close network error")).when(mockDcerpcHandle).sendrecv(any(MsrpcLsarClose.class));

        // Act & Assert

        // When
        String result = Hexdump.toHexString(data);

        // Then
        assertNotNull(result);
        assertEquals("000FFF7F80", result);
    }

    @Test
    @DisplayName("Should handle empty byte array")
    void testToHexStringEmpty() {
        // Given
        byte[] data = {};

        // When
        String result = Hexdump.toHexString(data);

    /**
     * Test for close() method throwing CIFSException.
     * Verifies that the method correctly throws a CIFSException when configured to do so.
     * @throws CIFSException
     */
    @Test
    void testClose_throwsCIFSException() throws CIFSException {
        doThrow(new CIFSException("Test Exception")).when(smbTreeHandle).close();
        assertThrows(CIFSException.class, () -> smbTreeHandle.close(), "close() should throw CIFSException");

     */
    @Test
    void testMethodInteraction() {
        CustomSmbTree customTree = mock(CustomSmbTree.class);
        when(smbTree.unwrap(CustomSmbTree.class)).thenReturn(customTree);
        doNothing().when(smbTree).close();
        doNothing().when(customTree).close();

        // Unwrap then close both
        CustomSmbTree unwrapped = smbTree.unwrap(CustomSmbTree.class);
        smbTree.close();
        unwrapped.close();

        when(configWithCreds.getDefaultUsername()).thenReturn("testuser");
        when(configWithCreds.getDefaultPassword()).thenReturn("testpass");
        when(configWithCreds.getDefaultDomain()).thenReturn("TESTDOMAIN");
        when(configWithCreds.getBufferCacheSize()).thenReturn(16);
        when(configWithCreds.getMaximumBufferSize()).thenReturn(65536);

        // When

        when(sh.isSMB2()).thenReturn(true);
        when(dh.isSMB2()).thenReturn(true);
        when(sh.isSameTree(dh)).thenReturn(true);

        // Source open returns a handle that reports size 0
        SmbFileHandleImpl sfd = mock(SmbFileHandleImpl.class);
        when(sfd.getInitialSize()).thenReturn(0L);

        MavenProject project = mock(MavenProject.class);
        when(project.getGroupId()).thenReturn("org.apache.maven");
        when(project.getArtifactId()).thenReturn("maven-embedder");
        when(project.getPackaging()).thenReturn("jar");
        when(project.getName()).thenReturn("Apache Maven Embedder");
        when(project.getVersion()).thenReturn("3.5.4-SNAPSHOT");

 *       to close resources will be thrown from the finally block. The throwable from the try block
 *       will be thrown.
 *   <li>If no exceptions or errors were thrown in the try block, the <i>first</i> exception thrown
 *       by an attempt to close a resource will be thrown.
 *   <li>Any exception caught when attempting to close a resource that is <i>not</i> thrown (because

        @DisplayName("Should handle multiple invocations")
        void shouldHandleMultipleInvocations() {
            // Given
            when(mockAllocInfo.getCapacity()).thenReturn(1000L, 2000L, 3000L);
            when(mockAllocInfo.getFree()).thenReturn(500L, 1000L, 1500L);

            // When & Then
            assertEquals(1000L, mockAllocInfo.getCapacity());
            assertEquals(500L, mockAllocInfo.getFree());