@CsvSource({
            // hard, inuse, expected
            "true,true,false", "true,false,true", "false,true,true", "false,false,false" })
    void disconnect_flagCombinations(boolean hard, boolean inuse, boolean expected) throws Exception {
        when(transport.disconnect(anyBoolean(), anyBoolean())).thenAnswer(inv -> {
            boolean h = inv.getArgument(0);