public void testEquivalentDataPropertiesAxiomAccessors() {
OWLOntology ont = getOWLOntology("ont");
OWLDataProperty propP = DataProperty(iri("p"));
OWLDataProperty propQ = DataProperty(iri("q"));
OWLDataProperty propR = DataProperty(iri("r"));
OWLOntologyManager man = ont.getOWLOntologyManager();
OWLEquivalentDataPropertiesAxiom ax = EquivalentDataProperties(propP,
propQ, propR);
man.addAxiom(ont, ax);
performAxiomTests(ont, ax);
assertTrue(ont.getEquivalentDataPropertiesAxioms(propP).contains(ax));
assertTrue(ont.getEquivalentDataPropertiesAxioms(propQ).contains(ax));
assertTrue(ont.getEquivalentDataPropertiesAxioms(propR).contains(ax));
assertTrue(ont.getAxioms(propP, EXCLUDED).contains(ax));