}
    }

    @Nested
    @DisplayName("Interaction – verify that file methods are invoked")
    class Interaction {
        @Test
        void verifiesPathInvocation() throws Exception {
            SmbFile mockFile = mock(SmbFile.class);
            when(mockFile.getPath()).thenReturn("/share/dir/");
            RecordingFilter filter = new RecordingFilter();