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MainAxiomLoaderTest.java
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MainAxiomLoaderTest.java
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/**
* Copyright (C) 2016 Czech Technical University in Prague
*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details. You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package cz.cvut.kbss.ontodriver.owlapi;
import cz.cvut.kbss.ontodriver.descriptor.AxiomDescriptor;
import cz.cvut.kbss.ontodriver.model.*;
import cz.cvut.kbss.ontodriver.owlapi.connector.OntologySnapshot;
import cz.cvut.kbss.ontodriver.owlapi.exception.ReasonerNotAvailableException;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.semanticweb.owlapi.model.*;
import org.semanticweb.owlapi.reasoner.Node;
import org.semanticweb.owlapi.reasoner.NodeSet;
import org.semanticweb.owlapi.reasoner.OWLReasoner;
import org.semanticweb.owlapi.reasoner.impl.NodeFactory;
import org.semanticweb.owlapi.reasoner.impl.OWLNamedIndividualNodeSet;
import uk.ac.manchester.cs.owl.owlapi.OWLDataFactoryImpl;
import java.net.URI;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import java.util.stream.Collectors;
import static org.junit.Assert.*;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.*;
public class MainAxiomLoaderTest {
private static final NamedResource SUBJECT = NamedResource.create("http://krizik.felk.cvut.cz/Individual");
private static final String RDFS_LABEL = "http://www.w3.org/2000/01/rdf-schema#label";
private static final String LANG = "en";
@Mock
private OwlapiAdapter adapterMock;
@Mock
private OWLOntology ontologyMock;
@Mock
private OWLOntologyManager managerMock;
@Mock
private OWLReasoner reasonerMock;
private OWLDataFactory dataFactory = new OWLDataFactoryImpl();
private MainAxiomLoader axiomLoader;
private OWLNamedIndividual individual;
@Before
public void setUp() throws Exception {
MockitoAnnotations.initMocks(this);
final OntologySnapshot snapshot = new OntologySnapshot(ontologyMock, managerMock, dataFactory,
reasonerMock);
when(adapterMock.getLanguage()).thenReturn(LANG);
this.axiomLoader = new MainAxiomLoader(adapterMock, snapshot);
this.individual = dataFactory.getOWLNamedIndividual(IRI.create(SUBJECT.getIdentifier()));
when(ontologyMock.containsIndividualInSignature(individual.getIRI())).thenReturn(true);
}
@Test
public void returnsEmptyCollectionWhenIndividualIsNotInOntology() throws Exception {
when(ontologyMock.containsIndividualInSignature(individual.getIRI())).thenReturn(false);
assertTrue(axiomLoader.findAxioms(descriptor()).isEmpty());
verify(ontologyMock, never()).getDataPropertyAssertionAxioms(any(OWLIndividual.class));
verify(ontologyMock, never()).getObjectPropertyAssertionAxioms(any(OWLIndividual.class));
verify(ontologyMock, never()).getAnnotationAssertionAxioms(any(IRI.class));
}
@Test
public void loadsExplicitDataPropertyValuesForAssertions() throws Exception {
final URI assertionProperty = URI.create("http://krizik.felk.cvut.cz/PropertyOne");
final Assertion dp = Assertion.createDataPropertyAssertion(assertionProperty, false);
final Set<OWLDataPropertyAssertionAxiom> axioms = new HashSet<>();
axioms.add(dataFactory
.getOWLDataPropertyAssertionAxiom(dataFactory.getOWLDataProperty(IRI.create(assertionProperty)),
individual, 158));
axioms.add(dataFactory.getOWLDataPropertyAssertionAxiom(
dataFactory.getOWLDataProperty(IRI.create("http://krizik.felk.cvut.cz/PropertyTwo")), individual, 200));
when(ontologyMock.getDataPropertyAssertionAxioms(individual)).thenReturn(axioms);
final Collection<Axiom<?>> result = axiomLoader.findAxioms(descriptor(dp));
verify(ontologyMock).getDataPropertyAssertionAxioms(individual);
for (Axiom<?> ax : result) {
assertEquals(dp, ax.getAssertion());
}
}
private AxiomDescriptor descriptor(Assertion... assertions) {
final AxiomDescriptor descriptor = new AxiomDescriptor(SUBJECT);
for (Assertion a : assertions) {
descriptor.addAssertion(a);
}
return descriptor;
}
@Test
public void loadsExplicitObjectPropertyValuesForAssertions() throws Exception {
final URI assertionPropertyOne = URI.create("http://krizik.felk.cvut.cz/PropertyOne");
final Assertion opOne = Assertion.createObjectPropertyAssertion(assertionPropertyOne, false);
final URI assertionPropertyTwo = URI.create("http://krizik.felk.cvut.cz/PropertyTwo");
final Assertion opTwo = Assertion.createObjectPropertyAssertion(assertionPropertyTwo, false);
final OWLNamedIndividual otherIndividual = dataFactory
.getOWLNamedIndividual(IRI.create("http://krizik.felk.cvut.cz/OtherIndividual"));
final Set<OWLObjectPropertyAssertionAxiom> axioms = new HashSet<>();
axioms.add(dataFactory.getOWLObjectPropertyAssertionAxiom(
dataFactory.getOWLObjectProperty(IRI.create(assertionPropertyOne)), individual, otherIndividual));
axioms.add(dataFactory
.getOWLObjectPropertyAssertionAxiom(dataFactory.getOWLObjectProperty(IRI.create(assertionPropertyTwo)),
individual, otherIndividual));
axioms.add(dataFactory.getOWLObjectPropertyAssertionAxiom(
dataFactory.getOWLObjectProperty(IRI.create("http://krizik.felk.cvut.cz/otherProperty")), individual,
otherIndividual));
when(ontologyMock.getObjectPropertyAssertionAxioms(individual)).thenReturn(axioms);
final Collection<Axiom<?>> result = axiomLoader.findAxioms(descriptor(opOne, opTwo));
verify(ontologyMock).getObjectPropertyAssertionAxioms(individual);
for (Axiom<?> ax : result) {
assertTrue(ax.getAssertion().equals(opOne) || ax.getAssertion().equals(opTwo));
}
}
@Test
public void loadsExplicitAnnotationPropertyValuesForAssertions() throws Exception {
final URI assertionProperty = URI.create("http://krizik.felk.cvut.cz/PropertyOne");
final Assertion dp = Assertion.createAnnotationPropertyAssertion(assertionProperty, false);
final Set<OWLAnnotationAssertionAxiom> axioms = new HashSet<>();
axioms.add(dataFactory
.getOWLAnnotationAssertionAxiom(dataFactory.getOWLAnnotationProperty(IRI.create(assertionProperty)),
individual.getIRI(), dataFactory.getOWLLiteral(158)));
axioms.add(dataFactory.getOWLAnnotationAssertionAxiom(
dataFactory.getOWLAnnotationProperty(IRI.create("http://krizik.felk.cvut.cz/PropertyTwo")),
individual.getIRI(), dataFactory.getOWLLiteral(200)));
when(ontologyMock.getAnnotationAssertionAxioms(individual.getIRI())).thenReturn(axioms);
final Collection<Axiom<?>> result = axiomLoader.findAxioms(descriptor(dp));
verify(ontologyMock).getAnnotationAssertionAxioms(individual.getIRI());
for (Axiom<?> ax : result) {
assertEquals(dp, ax.getAssertion());
}
}
@Test
public void loadsExplicitTypesWhenClassAssertionIsInTheDescriptor() throws Exception {
final Assertion classAssertion = Assertion.createClassAssertion(false);
final TypesHandler typesMock = mock(TypesHandler.class);
when(adapterMock.getTypesHandler()).thenReturn(typesMock);
when(typesMock.getTypes(SUBJECT, null, false)).thenReturn(Collections
.singleton(new AxiomImpl<>(SUBJECT, classAssertion, new Value<>(URI.create("http://typeA")))));
final Collection<Axiom<?>> result = axiomLoader.findAxioms(descriptor(classAssertion));
verify(typesMock).getTypes(SUBJECT, null, false);
assertEquals(1, result.size());
assertEquals(classAssertion, result.iterator().next().getAssertion());
}
@Test
public void loadsExplicitValuesForUntypedAssertion() throws Exception {
final URI assertionUri = URI.create("http://krizik.felk.cvut.cz/PropertyOne");
final Assertion assertion = Assertion.createPropertyAssertion(assertionUri, false);
when(ontologyMock.getDataPropertyAssertionAxioms(individual))
.thenReturn(Collections.singleton(dataFactory.getOWLDataPropertyAssertionAxiom(
dataFactory.getOWLDataProperty(IRI.create("http://krizik.felk.cvut.cz/PropertyOne")),
individual, 200)));
when(ontologyMock.getAnnotationAssertionAxioms(individual.getIRI()))
.thenReturn(Collections.singleton(dataFactory.getOWLAnnotationAssertionAxiom(
dataFactory.getOWLAnnotationProperty(IRI.create("http://krizik.felk.cvut.cz/PropertyOne")),
individual.getIRI(), dataFactory.getOWLLiteral(200))));
final Collection<Axiom<?>> result = axiomLoader.findAxioms(descriptor(assertion));
assertFalse(result.isEmpty());
verify(ontologyMock).getDataPropertyAssertionAxioms(individual);
verify(ontologyMock).getObjectPropertyAssertionAxioms(individual);
verify(ontologyMock).getAnnotationAssertionAxioms(individual.getIRI());
}
@Test
public void loadsInferredDataPropertyValues() throws Exception {
final URI dpOneUri = URI.create("http://krizik.felk.cvut.cz/PropertyOne");
final Assertion dpOne = Assertion.createDataPropertyAssertion(dpOneUri, true);
final OWLDataProperty owlDpOne = dataFactory.getOWLDataProperty(IRI.create(dpOneUri));
final Set<OWLLiteral> valuesOne = new HashSet<>();
valuesOne.add(dataFactory.getOWLLiteral(158));
valuesOne.add(dataFactory.getOWLLiteral(159));
when(reasonerMock.getDataPropertyValues(individual, owlDpOne)).thenReturn(valuesOne);
final URI dpTwoUri = URI.create("http://krizik.felk.cvut.cz/PropertyTwo");
final Assertion dpTwo = Assertion.createDataPropertyAssertion(dpTwoUri, true);
final OWLDataProperty owlDpTwo = dataFactory.getOWLDataProperty(IRI.create(dpTwoUri));
final Set<OWLLiteral> valuesTwo = new HashSet<>();
valuesTwo.add(dataFactory.getOWLLiteral(true));
when(reasonerMock.getDataPropertyValues(individual, owlDpTwo)).thenReturn(valuesTwo);
final Collection<Axiom<?>> result = axiomLoader.findAxioms(descriptor(dpOne, dpTwo));
assertEquals(valuesOne.size() + valuesTwo.size(), result.size());
for (Axiom<?> ax : result) {
assertTrue(ax.getAssertion().equals(dpOne) || ax.getAssertion().equals(dpTwo));
}
}
@Test
public void loadsInferredObjectPropertyValues() throws Exception {
final URI opUri = URI.create("http://krizik.felk.cvut.cz/PropertyOne");
final Assertion op = Assertion.createObjectPropertyAssertion(opUri, true);
final OWLObjectProperty owlOp = dataFactory.getOWLObjectProperty(IRI.create(opUri));
final NodeSet<OWLNamedIndividual> individuals = new OWLNamedIndividualNodeSet(
dataFactory.getOWLNamedIndividual(IRI.create("http://krizik.felk.cvut.cz/IndividialOne")));
when(reasonerMock.getObjectPropertyValues(individual, owlOp)).thenReturn(individuals);
final Collection<Axiom<?>> result = axiomLoader.findAxioms(descriptor(op));
for (Axiom<?> ax : result) {
assertEquals(op, ax.getAssertion());
}
}
@Test
public void loadsInferredTypes() throws Exception {
final Assertion classAssertion = Assertion.createClassAssertion(true);
final Set<Axiom<URI>> types = new HashSet<>();
types.add(new AxiomImpl<>(SUBJECT, classAssertion,
new Value<>(URI.create("http://krizik.felk.cvut.cz/TypeOne"))));
types.add(new AxiomImpl<>(SUBJECT, classAssertion,
new Value<>(URI.create("http://krizik.felk.cvut.cz/TypeTwo"))));
final TypesHandler typesMock = mock(TypesHandler.class);
when(typesMock.getTypes(SUBJECT, null, true)).thenReturn(types);
when(adapterMock.getTypesHandler()).thenReturn(typesMock);
final Collection<Axiom<?>> result = axiomLoader.findAxioms(descriptor(classAssertion));
assertEquals(types.size(), result.size());
for (Axiom<?> ax : result) {
assertEquals(classAssertion, ax.getAssertion());
}
}
@Test(expected = ReasonerNotAvailableException.class)
public void throwsExceptionWhenReasonerIsNotAvailableForInferredAssertions() throws Exception {
final URI opUri = URI.create("http://krizik.felk.cvut.cz/PropertyOne");
final Assertion op = Assertion.createObjectPropertyAssertion(opUri, true);
final OntologySnapshot snapshot = new OntologySnapshot(ontologyMock, managerMock, dataFactory, null);
final MainAxiomLoader loader = new MainAxiomLoader(adapterMock, snapshot);
loader.findAxioms(descriptor(op));
}
@Test
public void skipsExplicitAssertionValueIfThereIsTheSameAssertionAlsoWithInference() throws Exception {
final URI opUri = URI.create("http://krizik.felk.cvut.cz/PropertyOne");
final Assertion opAsserted = Assertion.createObjectPropertyAssertion(opUri, false);
final Assertion opInferred = Assertion.createObjectPropertyAssertion(opUri, true);
final OWLObjectProperty owlOp = dataFactory.getOWLObjectProperty(IRI.create(opUri));
final Set<Node<OWLNamedIndividual>> indSet = new HashSet<>();
final OWLNamedIndividual commonInd = dataFactory.getOWLNamedIndividual(
IRI.create("http://krizik.felk.cvut.cz/IndividialOne"));
indSet.add(NodeFactory.getOWLNamedIndividualNode(commonInd));
indSet.add(NodeFactory.getOWLNamedIndividualNode(
dataFactory.getOWLNamedIndividual(IRI.create("http://krizik.felk.cvut.cz/IndividialTwo"))));
final NodeSet<OWLNamedIndividual> individuals = new OWLNamedIndividualNodeSet(indSet);
when(reasonerMock.getObjectPropertyValues(individual, owlOp)).thenReturn(individuals);
final Set<OWLObjectPropertyAssertionAxiom> axioms = Collections
.singleton(dataFactory.getOWLObjectPropertyAssertionAxiom(
dataFactory.getOWLObjectProperty(IRI.create(opUri)), individual, commonInd));
when(ontologyMock.getObjectPropertyAssertionAxioms(individual)).thenReturn(axioms);
final Collection<Axiom<?>> result = axiomLoader.findAxioms(descriptor(opAsserted, opInferred));
assertEquals(indSet.size(), result.size());
for (Axiom ax : result) {
assertEquals(opInferred, ax.getAssertion());
}
}
@Test
public void loadsStringLiteralValueForExplicitAnnotationPropertyWithCorrectLanguageTag() throws Exception {
initExplicitAnnotationPropertyStringsWithLanguageTag();
final Collection<Axiom<?>> result = axiomLoader
.findAxioms(descriptor(Assertion.createAnnotationPropertyAssertion(URI.create(RDFS_LABEL), false)));
checkLoadedAxiomsForStringValue(result, "a");
}
private void initExplicitAnnotationPropertyStringsWithLanguageTag() {
final Set<OWLAnnotationAssertionAxiom> axioms = new HashSet<>();
final OWLNamedIndividual individual = dataFactory.getOWLNamedIndividual(IRI.create(SUBJECT.getIdentifier()));
final OWLAnnotationProperty property = dataFactory.getOWLAnnotationProperty(IRI.create(RDFS_LABEL));
axioms.add(dataFactory.getOWLAnnotationAssertionAxiom(property, individual.getIRI(),
dataFactory.getOWLLiteral("a", LANG)));
axioms.add(dataFactory.getOWLAnnotationAssertionAxiom(property, individual.getIRI(),
dataFactory.getOWLLiteral("b", "cs")));
when(ontologyMock.getAnnotationAssertionAxioms(individual.getIRI())).thenReturn(axioms);
}
private void checkLoadedAxiomsForStringValue(Collection<Axiom<?>> result, String expected) {
assertEquals(1, result.size());
final Axiom<?> ax = result.iterator().next();
assertEquals(expected, ax.getValue().getValue());
}
@Test
public void loadsStringLiteralValueForExplicitDataPropertyWithCorrectLanguageTag() throws Exception {
final String propertyUri = "http://krizik.felk.cvut.cz/dataPropertyOne";
initExplicitDataPropertyStringsWithLanguageTag(propertyUri);
final Collection<Axiom<?>> result = axiomLoader
.findAxioms(descriptor(Assertion.createDataPropertyAssertion(URI.create(propertyUri), false)));
checkLoadedAxiomsForStringValue(result, "a");
}
private void initExplicitDataPropertyStringsWithLanguageTag(String propertyUri) {
final Set<OWLDataPropertyAssertionAxiom> axioms = new HashSet<>();
final OWLNamedIndividual individual = dataFactory.getOWLNamedIndividual(IRI.create(SUBJECT.getIdentifier()));
final OWLDataProperty property = dataFactory.getOWLDataProperty(IRI.create(propertyUri));
axioms.add(dataFactory
.getOWLDataPropertyAssertionAxiom(property, individual, dataFactory.getOWLLiteral("a", LANG)));
axioms.add(dataFactory
.getOWLDataPropertyAssertionAxiom(property, individual, dataFactory.getOWLLiteral("b", "cs")));
when(ontologyMock.getDataPropertyAssertionAxioms(individual)).thenReturn(axioms);
}
@Test
public void loadsStringLiteralValueForInferredDataPropertyWithCorrectLanguageTag() throws Exception {
final OWLDataProperty dp = dataFactory.getOWLDataProperty(IRI.create(RDFS_LABEL));
final Set<OWLLiteral> values = new HashSet<>();
values.add(dataFactory.getOWLLiteral("a", LANG));
values.add(dataFactory.getOWLLiteral("b", "cs"));
when(reasonerMock.getDataPropertyValues(individual, dp)).thenReturn(values);
final Collection<Axiom<?>> result = axiomLoader
.findAxioms(descriptor(Assertion.createDataPropertyAssertion(URI.create(RDFS_LABEL), true)));
checkLoadedAxiomsForStringValue(result, "a");
}
@Test
public void loadsStringLiteralWithCorrectLanguageTagWhenItIsSpecifiedInExplicitDataPropertyAssertion()
throws Exception {
final String propertyUri = "http://krizik.felk.cvut.cz/dataPropertyOne";
initExplicitDataPropertyStringsWithLanguageTag(propertyUri);
final Assertion dpa = Assertion.createDataPropertyAssertion(URI.create(propertyUri), "cs", false);
final Collection<Axiom<?>> result = axiomLoader.findAxioms(descriptor(dpa));
checkLoadedAxiomsForStringValue(result, "b");
}
@Test
public void loadsStringLiteralWithCorrectLanguageTagWhenItIsSpecifiedInExplicitAnnotationPropertyAssertion()
throws Exception {
initExplicitAnnotationPropertyStringsWithLanguageTag();
final Assertion apa = Assertion.createAnnotationPropertyAssertion(URI.create(RDFS_LABEL), "cs", false);
final Collection<Axiom<?>> result = axiomLoader.findAxioms(descriptor(apa));
checkLoadedAxiomsForStringValue(result, "b");
}
@Test
public void loadsStringLiteralWithAllLanguagesWhenLanguageTagIsExplicitlySetToNull() throws Exception {
initExplicitAnnotationPropertyStringsWithLanguageTag();
final Assertion apa = Assertion.createAnnotationPropertyAssertion(URI.create(RDFS_LABEL), null, false);
final Collection<Axiom<?>> result = axiomLoader.findAxioms(descriptor(apa));
assertEquals(2, result.size());
final Set<String> values = result.stream().map(ax -> ax.getValue().stringValue()).collect(Collectors.toSet());
assertTrue(values.contains("a"));
assertTrue(values.contains("b"));
}
@Test
public void loadsStringLiteralWithCorrectLanguageTagWhenSpecifiedOnUnspecifiedDataProperty() throws Exception {
final String propertyUri = "http://krizik.felk.cvut.cz/dataPropertyOne";
initExplicitDataPropertyStringsWithLanguageTag(propertyUri);
final Assertion assertion = Assertion.createUnspecifiedPropertyAssertion("cs", false);
final Collection<Axiom<?>> result = axiomLoader.findAxioms(descriptor(assertion));
checkLoadedAxiomsForStringValue(result, "b");
}
@Test
public void loadsStringLiteralWithCorrectLanguageTagWhenSpecifiedOnUnspecifiedAnnotationProperty()
throws Exception {
initExplicitAnnotationPropertyStringsWithLanguageTag();
final Assertion assertion = Assertion.createUnspecifiedPropertyAssertion("cs", false);
final Collection<Axiom<?>> result = axiomLoader.findAxioms(descriptor(assertion));
checkLoadedAxiomsForStringValue(result, "b");
}
@Test
public void loadsStringLiteralWithCorrectLanguageTagSpecifiedOnInferredDataProperty() throws Exception {
final String propertyUri = "http://krizik.felk.cvut.cz/dataPropertyOne";
final OWLDataProperty dp = dataFactory.getOWLDataProperty(IRI.create(propertyUri));
final Set<OWLLiteral> values = new HashSet<>();
values.add(dataFactory.getOWLLiteral("a", LANG));
values.add(dataFactory.getOWLLiteral("b", "cs"));
when(reasonerMock.getDataPropertyValues(individual, dp)).thenReturn(values);
final Assertion assertion = Assertion.createDataPropertyAssertion(URI.create(propertyUri), "cs", true);
final Collection<Axiom<?>> result = axiomLoader.findAxioms(descriptor(assertion));
checkLoadedAxiomsForStringValue(result, "b");
}
}