assertNull(result, "unwrap should return null when not available");
        }

        @Test
        @DisplayName("Should handle self unwrap")
        void shouldHandleSelfUnwrap() {
            SmbSession mockSession = mock(SmbSession.class);
            when(mockSession.unwrap(SmbSession.class)).thenReturn(mockSession);

            SmbSession result = mockSession.unwrap(SmbSession.class);