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InstanceDescriptorFactoryTest.java
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InstanceDescriptorFactoryTest.java
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/**
* Copyright (C) 2019 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.jopa.sessions.descriptor;
import cz.cvut.kbss.jopa.environment.OWLClassA;
import cz.cvut.kbss.jopa.environment.OWLClassC;
import cz.cvut.kbss.jopa.environment.OWLClassM;
import cz.cvut.kbss.jopa.environment.utils.Generators;
import cz.cvut.kbss.jopa.environment.utils.MetamodelMocks;
import cz.cvut.kbss.jopa.model.LoadState;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.*;
class InstanceDescriptorFactoryTest {
private MetamodelMocks metamodelMocks;
@BeforeEach
void setUp() throws Exception {
this.metamodelMocks = new MetamodelMocks();
}
@Test
void createNotLoadedCreatesInstanceDescriptorWithAttributesInNotLoadedState() {
final OWLClassM instance = new OWLClassM();
final InstanceDescriptor<OWLClassM> result = InstanceDescriptorFactory
.createNotLoaded(instance, metamodelMocks.forOwlClassM().entityType());
assertNotNull(result);
metamodelMocks.forOwlClassM().entityType().getAttributes()
.forEach(att -> assertEquals(LoadState.NOT_LOADED, result.isLoaded(att)));
assertEquals(LoadState.LOADED, result.isLoaded(metamodelMocks.forOwlClassM().identifier()));
}
@Test
void createAllLoadedCreatesInstanceDescriptorWithAllAttributesInLoadedState() {
final OWLClassA instance = Generators.generateOwlClassAInstance();
final InstanceDescriptor<OWLClassA> result = InstanceDescriptorFactory
.createAllLoaded(instance, metamodelMocks.forOwlClassA().entityType());
assertNotNull(result);
metamodelMocks.forOwlClassA().entityType().getFieldSpecifications()
.forEach(fs -> assertEquals(LoadState.LOADED, result.isLoaded(fs)));
}
@Test
void createCreatesInstanceDescriptorWithLoadedSetForNonNullAttributes() {
final OWLClassA instance = Generators.generateOwlClassAInstance();
instance.setTypes(null);
final InstanceDescriptor<OWLClassA> result = InstanceDescriptorFactory
.create(instance, metamodelMocks.forOwlClassA().entityType());
assertNotNull(result);
assertEquals(LoadState.LOADED, result.isLoaded(metamodelMocks.forOwlClassA().identifier()));
assertEquals(LoadState.LOADED, result.isLoaded(metamodelMocks.forOwlClassA().stringAttribute()));
}
@Test
void createCreatesInstanceDescriptorWithLoadedSetForNullEagerlyFetchedAttributes() {
final OWLClassA instance = Generators.generateOwlClassAInstance();
instance.setStringAttribute(null);
instance.setTypes(null);
final InstanceDescriptor<OWLClassA> result = InstanceDescriptorFactory
.create(instance, metamodelMocks.forOwlClassA().entityType());
assertNotNull(result);
assertEquals(LoadState.LOADED, result.isLoaded(metamodelMocks.forOwlClassA().identifier()));
assertEquals(LoadState.LOADED, result.isLoaded(metamodelMocks.forOwlClassA().stringAttribute()));
assertEquals(LoadState.LOADED, result.isLoaded(metamodelMocks.forOwlClassA().typesSpec()));
}
@Test
void createCreatesInstanceDescriptorWithUnknownSetForNullLazilyFetchedAttributes() {
final OWLClassC instance = new OWLClassC(Generators.createIndividualIdentifier());
final InstanceDescriptor<OWLClassC> result = InstanceDescriptorFactory
.create(instance, metamodelMocks.forOwlClassC().entityType());
assertNotNull(result);
assertEquals(LoadState.LOADED, result.isLoaded(metamodelMocks.forOwlClassC().identifier()));
assertEquals(LoadState.LOADED, result.isLoaded(metamodelMocks.forOwlClassC().referencedListAtt()));
assertEquals(LoadState.UNKNOWN, result.isLoaded(metamodelMocks.forOwlClassC().simpleListAtt()));
}
@Test
void createCopyCopiesStateFromSpecifiedDescriptor() {
final OWLClassA instance = Generators.generateOwlClassAInstance();
final InstanceDescriptor<OWLClassA> original = new InstanceDescriptor<>(instance,
metamodelMocks.forOwlClassA().entityType());
final OWLClassA otherInstance = Generators.generateOwlClassAInstance();
final InstanceDescriptor<OWLClassA> result = InstanceDescriptorFactory.createCopy(otherInstance, original);
assertNotNull(result);
assertSame(otherInstance, result.getInstance());
assertEquals(original.isLoaded(), result.isLoaded());
}
}