@Test
public void testContainsReferenceForAnnotationAssertion() {
OWLAnnotationProperty ap = AnnotationProperty(iri("prop"));
OWLLiteral val = Literal("Test", "");
OWLAnnotationSubject subject = Class(iri("A")).getIRI();
OWLAnnotationAssertionAxiom ax = AnnotationAssertion(ap, subject, val);
OWLOntology ont = getOWLOntology("Ont");
ont.getOWLOntologyManager().addAxiom(ont, ax);
assertTrue(ont.containsAnnotationPropertyInSignature(ap.getIRI(),
EXCLUDED));