def test_basic_entity_info(self):
rdf_content = rdf_prefix + '''
:Entity a owl:Class ;
rdfs:label "Entity" ;
skos:definition """Everything that can be described, similar to owl:Thing.""" ;
:common_properties :label, :title, :description ;
.
'''
ontology = Ontology(rdf_content)
self.assertEqual(len(ontology.all_classes()), 1)
for entity in ontology.all_classes():
self.assertIsInstance(entity, OntologyEntity)
self.assertIsInstance(entity, OntologyClass)
self.assertEqual(len(ontology.all_properties()), 0)
for entity in ontology.all_properties():
self.assertIsInstance(entity, OntologyEntity)
self.assertIsInstance(entity, OntologyProperty)
self.assertEqual(len(ontology.root_classes()), 1)
for entity in ontology.root_classes():
self.assertIsInstance(entity, OntologyClass)
self.assertEqual(len(entity.super_classes()), 0)
def test_class_hierachy(self):
rdf_content = rdf_prefix + '''
:Entity a owl:Class ; .
:Group a owl:Class ;
rdfs:subClassOf :Entity ; .
:Actor a owl:Class ;
owl:subClassOf :Group ; .
'''
ontology = Ontology(rdf_content)
self.assertEqual(len(ontology.all_classes()), 3)
entity = ontology.get_entity(DIG.Entity.toPython())
self.assertIsNotNone(entity)
self.assertSetEqual(ontology.root_classes(), {entity})
group = ontology.get_entity(DIG.Group.toPython())
self.assertIsNotNone(group)
actor = ontology.get_entity(DIG.Actor.toPython())
self.assertIsNotNone(actor)
self.assertSetEqual(group.super_classes(), {entity})
self.assertSetEqual(actor.super_classes(), {group})
self.assertSetEqual(actor.super_classes_closure(), {entity, group})