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SimpleListHandlerWithStorageTest.java
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SimpleListHandlerWithStorageTest.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.sesame;
import cz.cvut.kbss.ontodriver.descriptor.SimpleListValueDescriptor;
import cz.cvut.kbss.ontodriver.model.*;
import org.junit.Before;
import org.junit.Test;
import java.net.URI;
import java.util.ArrayList;
import java.util.Collection;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
public class SimpleListHandlerWithStorageTest extends ListHandlerWithStorageTestBase {
private SimpleListHandler handler;
@Before
public void setUp() throws Exception {
connector = repositoryProvider.createConnector(false);
this.handler = new SimpleListHandler(connector, connector.getValueFactory());
connector.begin();
}
@Test
public void persistsSimpleList() throws Exception {
final SimpleListValueDescriptor descriptor = initValues(8);
final Collection<Axiom<NamedResource>> axioms = generateAxiomsForList(descriptor);
handler.persistList(descriptor);
connector.commit();
connector.begin();
verifyListContent(axioms, handler.loadList(descriptor));
}
private SimpleListValueDescriptor initValues(int count) {
final SimpleListValueDescriptor desc = new SimpleListValueDescriptor(OWNER,
Assertion.createObjectPropertyAssertion(URI.create(LIST_PROPERTY), false),
Assertion.createObjectPropertyAssertion(URI.create(NEXT_NODE_PROPERTY), false));
for (int i = 0; i < count; i++) {
desc.addValue(NamedResource
.create("http://krizik.felk.cvut.cz/ontologies/jopa/entities#EntityA_" + i));
}
return desc;
}
private Collection<Axiom<NamedResource>> generateAxiomsForList(SimpleListValueDescriptor listDescriptor) {
final Collection<Axiom<NamedResource>> axioms = new ArrayList<>(listDescriptor.getValues().size());
if (listDescriptor.getValues().isEmpty()) {
return axioms;
}
NamedResource previous = listDescriptor.getValues().get(0);
for (NamedResource val : listDescriptor.getValues()) {
Axiom<NamedResource> ax;
if (val == previous) {
ax = new AxiomImpl<>(OWNER, listDescriptor.getListProperty(), new Value<>(val));
} else {
ax = new AxiomImpl<>(previous, listDescriptor.getNextNode(), new Value<>(val));
}
axioms.add(ax);
previous = val;
}
return axioms;
}
@Test
public void persistsEmptyList() throws Exception {
final SimpleListValueDescriptor descriptor = initValues(0);
final Collection<Axiom<NamedResource>> axioms = generateAxiomsForList(descriptor);
handler.persistList(descriptor);
connector.commit();
connector.begin();
verifyListContent(axioms, handler.loadList(descriptor));
}
@Test
public void updatesListByPersistingValuesWhenTheOriginalWasEmpty() throws Exception {
final SimpleListValueDescriptor descriptor = initValues(5);
final Collection<Axiom<NamedResource>> axioms = generateAxiomsForList(descriptor);
assertTrue(handler.loadList(descriptor).isEmpty());
handler.updateList(descriptor);
connector.commit();
connector.begin();
verifyListContent(axioms, handler.loadList(descriptor));
}
@Test
public void updatesListByClearingAllValues() throws Exception {
persistOriginalList();
final SimpleListValueDescriptor updated = initValues(0);
handler.updateList(updated);
connector.commit();
connector.begin();
assertTrue(handler.loadList(updated).isEmpty());
}
private SimpleListValueDescriptor persistOriginalList() throws Exception {
final SimpleListValueDescriptor original = initValues(10);
handler.persistList(original);
connector.commit();
connector.begin();
assertFalse(handler.loadList(original).isEmpty());
return original;
}
@Test
public void updatesListByAppendingSeveralNewValues() throws Exception {
final SimpleListValueDescriptor original = persistOriginalList();
final SimpleListValueDescriptor updated = initValues(0);
for (NamedResource r : original.getValues()) {
updated.addValue(r);
}
for (int i = 0; i < 5; i++) {
updated.addValue(NamedResource
.create("http://krizik.felk.cvut.cz/ontologies/jopa/entities#Appended_" + i));
}
updateAndCheck(updated);
}
private void updateAndCheck(SimpleListValueDescriptor descriptor) throws Exception {
final Collection<Axiom<NamedResource>> axioms = generateAxiomsForList(descriptor);
handler.updateList(descriptor);
connector.commit();
connector.begin();
verifyListContent(axioms, handler.loadList(descriptor));
}
@Test
public void updatesListByRemovingSeveralValuesFromTheEnd() throws Exception {
final SimpleListValueDescriptor original = persistOriginalList();
final SimpleListValueDescriptor updated = initValues(0);
for (int i = 0; i < original.getValues().size() / 2; i++) {
updated.addValue(original.getValues().get(i));
}
updateAndCheck(updated);
}
@Test
public void updatesListByReplacingSomeElements() throws Exception {
final SimpleListValueDescriptor original = persistOriginalList();
final SimpleListValueDescriptor updated = initValues(0);
for (int i = 0; i < original.getValues().size(); i++) {
if (i % 2 != 0) {
updated.addValue(NamedResource
.create("http://krizik.felk.cvut.cz/ontologies/jopa/entities#Modified_" + i));
} else {
updated.addValue(original.getValues().get(i));
}
}
updateAndCheck(updated);
}
@Test
public void updatesListByPrependingSeveralNewElements() throws Exception {
final SimpleListValueDescriptor original = persistOriginalList();
final SimpleListValueDescriptor updated = initValues(0);
for (int i = 0; i < 4; i++) {
updated.addValue(NamedResource
.create("http://krizik.felk.cvut.cz/ontologies/jopa/entities#Prepended_" + i));
}
for (NamedResource elem : original.getValues()) {
updated.addValue(elem);
}
updateAndCheck(updated);
}
@Test
public void updatesListByReplacingTheWholeListWithNewElements() throws Exception {
final SimpleListValueDescriptor original = persistOriginalList();
final SimpleListValueDescriptor updated = initValues(0);
for (int i = 0; i < original.getValues().size() + 2; i++) {
updated.addValue(NamedResource
.create("http://krizik.felk.cvut.cz/ontologies/jopa/entities#REplacement_" + i));
}
updateAndCheck(updated);
}
@Test
public void updatesListByRemovingSomeOfTheElements() throws Exception {
final SimpleListValueDescriptor original = persistOriginalList();
final SimpleListValueDescriptor updated = initValues(0);
for (int i = 0; i < original.getValues().size(); i++) {
if (i % 2 != 0) {
updated.addValue(original.getValues().get(i));
}
}
updateAndCheck(updated);
}
@Test
public void updatesByInsertingElementsMultipleTimesInOneTransaction() throws Exception {
final SimpleListValueDescriptor original = persistOriginalList();
final SimpleListValueDescriptor updatedFirst = initValues(0);
for (int i = 0; i < original.getValues().size(); i++) {
if (original.getValues().size() / 2 == i) {
updatedFirst.addValue(NamedResource.create("http://krizik.felk.cvut.cz/ontologies/jopa/added"));
}
updatedFirst.addValue(original.getValues().get(i));
}
Collection<Axiom<NamedResource>> axioms = generateAxiomsForList(updatedFirst);
handler.updateList(updatedFirst);
verifyListContent(axioms, handler.loadList(updatedFirst));
final SimpleListValueDescriptor updatedSecond = initValues(0);
for (int i = 0; i < original.getValues().size() - 1; i++) {
updatedSecond.addValue(original.getValues().get(i));
}
updatedSecond.addValue(NamedResource.create("http://krizik.felk.cvut.cz/ontologies/jopa/addedSecond"));
updatedSecond.addValue(original.getValues().get(original.getValues().size() - 1));
axioms = generateAxiomsForList(updatedSecond);
handler.updateList(updatedSecond);
verifyListContent(axioms, handler.loadList(updatedSecond));
}
}