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SimpleSetPropertyStrategyTest.java
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SimpleSetPropertyStrategyTest.java
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/**
* Copyright (C) 2020 Czech Technical University in Prague
* <p>
* 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.
* <p>
* 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.jopa.oom;
import cz.cvut.kbss.jopa.environment.OWLClassA;
import cz.cvut.kbss.jopa.environment.OWLClassJ;
import cz.cvut.kbss.jopa.environment.OWLClassP;
import cz.cvut.kbss.jopa.environment.utils.Generators;
import cz.cvut.kbss.jopa.environment.utils.MetamodelMocks;
import cz.cvut.kbss.jopa.model.annotations.Inferred;
import cz.cvut.kbss.jopa.model.annotations.OWLObjectProperty;
import cz.cvut.kbss.jopa.model.descriptors.Descriptor;
import cz.cvut.kbss.jopa.model.descriptors.EntityDescriptor;
import cz.cvut.kbss.jopa.model.metamodel.AbstractPluralAttribute;
import cz.cvut.kbss.jopa.model.metamodel.EntityType;
import cz.cvut.kbss.ontodriver.descriptor.AxiomValueDescriptor;
import cz.cvut.kbss.ontodriver.model.*;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URL;
import java.util.*;
import java.util.stream.Collectors;
import static org.junit.jupiter.api.Assertions.*;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anySet;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
class SimpleSetPropertyStrategyTest {
private static final URI PK = Generators.createIndividualIdentifier();
@Mock
private EntityMappingHelper mapperMock;
@Mock
private ReferenceSavingResolver referenceResolverMock;
private AxiomValueGatherer gatherer;
private MetamodelMocks mocks;
private final Descriptor descriptor = new EntityDescriptor();
@BeforeEach
void setUp() throws Exception {
MockitoAnnotations.openMocks(this);
this.gatherer = new AxiomValueGatherer(NamedResource.create(PK), null);
this.mocks = new MetamodelMocks();
when(mapperMock.getEntityType(OWLClassA.class)).thenReturn(mocks.forOwlClassA().entityType());
}
@Test
void extractsValuesFromInstance() throws Exception {
final SimpleSetPropertyStrategy<OWLClassJ> strategy =
strategy(mocks.forOwlClassJ().entityType(), mocks.forOwlClassJ().setAttribute());
strategy.setReferenceSavingResolver(referenceResolverMock);
final OWLClassJ j = new OWLClassJ(PK);
j.setOwlClassA(generateSet(true));
when(referenceResolverMock.shouldSaveReferenceToItem(any(), anySet())).thenReturn(true);
strategy.buildAxiomValuesFromInstance(j, gatherer);
final Set<URI> expected = j.getOwlClassA().stream().map(OWLClassA::getUri).collect(Collectors.toSet());
verifyExtractedValues(expected);
}
private <T, E> SimpleSetPropertyStrategy<T> strategy(EntityType<T> et, AbstractPluralAttribute<T, Set<E>, E> att) {
return new SimpleSetPropertyStrategy<>(et, att, descriptor, mapperMock);
}
private void verifyExtractedValues(Set<URI> expected) throws Exception {
final AxiomValueDescriptor res = OOMTestUtils.getAxiomValueDescriptor(gatherer);
assertEquals(NamedResource.create(PK), res.getSubject());
final OWLObjectProperty op = OWLClassJ.getOwlClassAField().getAnnotation(
OWLObjectProperty.class);
final Assertion ass = Assertion.createObjectPropertyAssertion(URI.create(op.iri()),
OWLClassJ.getOwlClassAField().getAnnotation(Inferred.class) != null);
assertEquals(expected.size(), res.getAssertionValues(ass).size());
for (URI u : expected) {
assertTrue(res.getAssertionValues(ass).contains(new Value<>(NamedResource.create(u))));
}
}
@Test
void extractValuesSkipsNullItem() throws Exception {
final SimpleSetPropertyStrategy<OWLClassJ> strategy =
strategy(mocks.forOwlClassJ().entityType(), mocks.forOwlClassJ().setAttribute());
strategy.setReferenceSavingResolver(referenceResolverMock);
final OWLClassJ j = new OWLClassJ(PK);
j.setOwlClassA(generateSet(true));
j.getOwlClassA().add(null);
when(referenceResolverMock.shouldSaveReferenceToItem(any(), anySet())).thenReturn(true);
strategy.buildAxiomValuesFromInstance(j, gatherer);
final Set<URI> expected = j.getOwlClassA().stream().filter(Objects::nonNull).map(OWLClassA::getUri)
.collect(Collectors.toSet());
verifyExtractedValues(expected);
}
private Set<OWLClassA> generateSet(boolean withUris) {
final Set<OWLClassA> set = new HashSet<>();
for (int i = 0; i < 10; i++) {
final OWLClassA a = new OWLClassA();
if (withUris) {
a.setUri(URI.create("http://krizik.felk.cvut.cz/ontologies/jopa/entityA_" + i));
}
set.add(a);
}
return set;
}
@Test
void extractValuesFromInstanceWhenSetIsNullCreatesNullValueAxiom() throws Exception {
final SimpleSetPropertyStrategy<OWLClassJ> strategy =
strategy(mocks.forOwlClassJ().entityType(), mocks.forOwlClassJ().setAttribute());
strategy.setReferenceSavingResolver(referenceResolverMock);
final OWLClassJ j = new OWLClassJ(PK);
j.setOwlClassA(null);
final AxiomValueGatherer builder = new AxiomValueGatherer(NamedResource.create(PK), null);
strategy.buildAxiomValuesFromInstance(j, builder);
final AxiomValueDescriptor res = OOMTestUtils.getAxiomValueDescriptor(builder);
assertEquals(NamedResource.create(PK), res.getSubject());
final OWLObjectProperty op = OWLClassJ.getOwlClassAField().getAnnotation(
OWLObjectProperty.class);
final Assertion ass = Assertion.createObjectPropertyAssertion(URI.create(op.iri()),
OWLClassJ.getOwlClassAField().getAnnotation(Inferred.class) != null);
assertEquals(1, res.getAssertionValues(ass).size());
assertSame(Value.nullValue(), res.getAssertionValues(ass).get(0));
}
private Collection<Axiom<NamedResource>> buildAxiomsForSet(URI property, Set<OWLClassA> set) {
final NamedResource subject = NamedResource.create(PK);
final Assertion assertion = Assertion.createObjectPropertyAssertion(property, false);
return set.stream().map(a -> new AxiomImpl<>(subject, assertion, new Value<>(NamedResource.create(a.getUri()))))
.collect(Collectors.toList());
}
@Test
void buildsInstanceFieldAsSetOfUrls() throws Exception {
final SimpleSetPropertyStrategy<OWLClassP> strategy =
strategy(mocks.forOwlClassP().entityType(), mocks.forOwlClassP().pUrlsAttribute());
final URI property =
URI.create(OWLClassP.getIndividualUrlsField().getAnnotation(OWLObjectProperty.class).iri());
final Set<OWLClassA> values = generateSet(true);
final Collection<Axiom<NamedResource>> axioms = buildAxiomsForSet(property, values);
axioms.forEach(strategy::addValueFromAxiom);
final OWLClassP p = new OWLClassP();
strategy.buildInstanceFieldValue(p);
assertNotNull(p.getIndividualUrls());
assertEquals(values.size(), p.getIndividualUrls().size());
values.forEach(a -> {
try {
assertTrue(p.getIndividualUrls().contains(a.getUri().toURL()));
} catch (MalformedURLException e) {
e.printStackTrace();
}
});
}
@Test
void extractsValuesFromFieldWithSetOfPlainIdentifiers() throws Exception {
final SimpleSetPropertyStrategy<OWLClassP> strategy =
strategy(mocks.forOwlClassP().entityType(), mocks.forOwlClassP().pUrlsAttribute());
final OWLClassP p = new OWLClassP();
strategy.setReferenceSavingResolver(referenceResolverMock);
p.setUri(PK);
setIndividualUrls(p);
strategy.buildAxiomValuesFromInstance(p, gatherer);
verifyExtractedValuesForP(p.getIndividualUrls());
}
private void verifyExtractedValuesForP(Set<URL> expected) throws Exception {
final AxiomValueDescriptor axiomDescriptor = OOMTestUtils.getAxiomValueDescriptor(gatherer);
final URI property =
URI.create(OWLClassP.getIndividualUrlsField().getAnnotation(OWLObjectProperty.class).iri());
final List<Value<?>>
values = axiomDescriptor.getAssertionValues(Assertion.createObjectPropertyAssertion(property, false));
assertEquals(expected.size(), values.size());
for (Value<?> v : values) {
assertTrue(v.getValue() instanceof NamedResource);
assertTrue(expected.contains(new URL(v.stringValue())));
}
}
private void setIndividualUrls(OWLClassP p) {
final Set<OWLClassA> aSet = generateSet(true);
p.setIndividualUrls(aSet.stream().map(a -> {
try {
return a.getUri().toURL();
} catch (MalformedURLException e) {
throw new IllegalStateException(e);
}
}).collect(Collectors.toSet()));
}
@Test
void extractValuesSkipsNullPlainIdentifiers() throws Exception {
final SimpleSetPropertyStrategy<OWLClassP> strategy =
strategy(mocks.forOwlClassP().entityType(), mocks.forOwlClassP().pUrlsAttribute());
final OWLClassP p = new OWLClassP();
strategy.setReferenceSavingResolver(referenceResolverMock);
p.setUri(PK);
setIndividualUrls(p);
p.getIndividualUrls().add(null);
strategy.buildAxiomValuesFromInstance(p, gatherer);
final Set<URL> expected = p.getIndividualUrls().stream().filter(Objects::nonNull).collect(Collectors.toSet());
// Added null should be skipped and the original set of values prepared for save
verifyExtractedValuesForP(expected);
}
@Test
void extractValuesRegistersPendingChangesForInstancesWithNullIdentifier() {
final SimpleSetPropertyStrategy<OWLClassJ> strategy =
strategy(mocks.forOwlClassJ().entityType(), mocks.forOwlClassJ().setAttribute());
strategy.setReferenceSavingResolver(referenceResolverMock);
final OWLClassJ j = new OWLClassJ(PK);
j.setOwlClassA(generateSet(false));
strategy.buildAxiomValuesFromInstance(j, gatherer);
final NamedResource subject = NamedResource.create(PK);
j.getOwlClassA().forEach(a -> verify(
referenceResolverMock).registerPendingReference(subject, strategy.createAssertion(), a, null));
}
}