}

    // Invalid input: simulate underlying SmbException when capability check fails
    @Test
    @DisplayName("hasCapability throws SmbException when underlying error occurs")
    void hasCapability_throws() throws SmbException {
        doThrow(new SmbException("capability check failed")).when(transport).hasCapability(eq(42));
        SmbException ex = assertThrows(SmbException.class, () -> transport.hasCapability(42));

        verify(handle, times(1)).hasCapability(captor.capture());
        assertEquals(cap, captor.getValue());
    }

    @Test
    @DisplayName("hasCapability(cap): propagates CIFSException on failure")
    void hasCapability_throws() throws Exception {
        // Arrange
        when(handle.hasCapability(anyInt())).thenThrow(new CIFSException("capability check failed"));

        // Act + Assert