private CarMovementDecisionMaker sut = new CarMovementDecisionMaker();

    private boolean str2bool(String str) {
        switch(str) {
            case "0": return false;
            case "1": return true;
        }
        throw new IllegalArgumentException(str);
    }

    private Ternar str2ternar(String str) {
        switch(str) {
            case "0": return Ternar.OFF;
            case "1": return Ternar.ON;
            case "2": return Ternar.BLINKING;
        }
        throw new IllegalArgumentException(str);
    }

    @Test
    @FileParameters(value = "classpath:decision_rules.csv",
            mapper = CsvWithHeaderMapper.class)
    public void testDecisions(String name,
                              String red, String yellow, String green,
                              String go, String withCaution, String bePrepared) {
        sut.setTrafficLightState();
        assertThat();
        assertThat();
        assertThat();
    }