1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
package uk.ac.ox.cs.pagoda.endomorph;
import org.semanticweb.owlapi.apibinding.OWLManager;
import org.semanticweb.owlapi.model.*;
import org.testng.Assert;
import org.testng.annotations.Test;
import uk.ac.ox.cs.JRDFox.model.GroundTerm;
import uk.ac.ox.cs.JRDFox.model.Individual;
import uk.ac.ox.cs.pagoda.query.AnswerTuple;
import uk.ac.ox.cs.pagoda.summary.Graph;
import uk.ac.ox.cs.pagoda.summary.NodeTuple;
import uk.ac.ox.cs.pagoda.util.TestUtil;
import java.util.HashSet;
import static uk.ac.ox.cs.pagoda.util.TestUtil.getEntityIRI;
public class DependencyGraphTest {
private OWLOntology getOntology() throws OWLOntologyCreationException {
OWLOntologyManager manager = OWLManager.createOWLOntologyManager();
OWLDataFactory factory = manager.getOWLDataFactory();
OWLOntology ontology = manager.createOntology();
OWLClass hardWorkingStudent = factory.getOWLClass(getEntityIRI("HardWorkingStudent"));
manager.addAxiom(ontology, factory.getOWLDeclarationAxiom(hardWorkingStudent));
OWLNamedIndividual a = factory.getOWLNamedIndividual(getEntityIRI("a"));
OWLNamedIndividual b = factory.getOWLNamedIndividual(getEntityIRI("b"));
OWLObjectProperty takesCourse = factory.getOWLObjectProperty(IRI.create(String.format(TestUtil.NS, "takesCourse")));
manager.addAxiom(ontology, factory.getOWLDeclarationAxiom(takesCourse));
// Class assertions
manager.addAxiom(ontology, factory.getOWLClassAssertionAxiom(hardWorkingStudent, a)); // HardWorkingStudent(a)
manager.addAxiom(ontology, factory.getOWLClassAssertionAxiom(hardWorkingStudent, b)); // HardWorkingStudent(b)
// Minimum cardinality axiom
manager.addAxiom(ontology,
factory.getOWLEquivalentClassesAxiom(hardWorkingStudent,
factory.getOWLObjectMinCardinality(3,
takesCourse)));
return ontology;
}
@Test
public void test() throws OWLOntologyCreationException {
OWLOntology ontology = getOntology();
Graph graph = new Graph(ontology);
DependencyGraph dependencyGraph = new DependencyGraph(graph);
HashSet<NodeTuple> tuples = new HashSet<>();
tuples.add(graph.getNodeTuple(new AnswerTuple(new GroundTerm[]{Individual.create(String.format(TestUtil.NS, "a")), Individual.create(String.format(TestUtil.NS, "a"))})));
tuples.add(graph.getNodeTuple(new AnswerTuple(new GroundTerm[]{Individual.create(String.format(TestUtil.NS, "a")), Individual.create(String.format(TestUtil.NS, "b"))})));
tuples.add(graph.getNodeTuple(new AnswerTuple(new GroundTerm[]{Individual.create(String.format(TestUtil.NS, "b")), Individual.create(String.format(TestUtil.NS, "a"))})));
tuples.add(graph.getNodeTuple(new AnswerTuple(new GroundTerm[]{Individual.create(String.format(TestUtil.NS, "b")), Individual.create(String.format(TestUtil.NS, "b"))})));
dependencyGraph.build(tuples);
Assert.assertTrue(dependencyGraph.getTopologicalOrder().size() >= 2);
}
}
|
