@Test(expected=AssessorNotFoundException.class)
public void testAssessNoMetricAssessor() {

    ServiceLevelAgreement sla = this.provider.builder()
            .name("test")
            .obligationBuilder()
                .description("test")
                .metric(new TestMetric(1, "1"))
                .build()
            .build();
    
    this.assessor.assess(sla);
}