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MemoryStorageTest.java
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MemoryStorageTest.java
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/**
* Copyright (C) 2020 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.jena.connector;
import org.apache.jena.query.Dataset;
import org.apache.jena.query.DatasetFactory;
import org.apache.jena.query.ReadWrite;
import org.apache.jena.rdf.model.Model;
import org.apache.jena.rdf.model.ModelFactory;
import org.apache.jena.sparql.core.DatasetImpl;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import static org.junit.Assert.*;
public class MemoryStorageTest extends StorageTestUtil {
@Rule
public ExpectedException thrown = ExpectedException.none();
@Test
public void initializationCreatesTransactionalInMemoryDataset() {
final LocalStorage storage = new MemoryStorage(StorageTestUtil.createConfiguration("urn:test"));
storage.initialize();
final Dataset dataset = storage.getDataset();
assertNotNull(dataset);
assertTrue(dataset.supportsTransactions());
}
@Test
public void setDatasetReplacesStorageDataset() {
final LocalStorage storage = new MemoryStorage(StorageTestUtil.createConfiguration("urn:test"));
storage.initialize();
final Dataset newDataset = DatasetFactory.createTxnMem();
generateTestData(newDataset);
storage.setDataset(newDataset);
assertEquals(newDataset, storage.getDataset());
}
@Test
public void setDatasetThrowsIllegalArgumentWhenDatasetDoesNotSupportTransactions() {
final LocalStorage storage = new MemoryStorage(StorageTestUtil.createConfiguration("urn:test"));
storage.initialize();
final Dataset newDataset = new NonTransactionDataset(ModelFactory.createDefaultModel());
assertFalse(newDataset.supportsTransactions());
thrown.expect(IllegalArgumentException.class);
thrown.expectMessage("The provided dataset does not support transactions.");
storage.setDataset(newDataset);
}
private static final class NonTransactionDataset extends DatasetImpl {
private NonTransactionDataset(Model model) {
super(model);
}
@Override
public boolean supportsTransactions() {
return false;
}
}
@Test
public void setDatasetThrowsIllegalStateWhenDatasetIsInTransaction() {
final LocalStorage storage = new MemoryStorage(StorageTestUtil.createConfiguration("urn:test"));
storage.initialize();
storage.begin(ReadWrite.WRITE);
thrown.expect(IllegalStateException.class);
thrown.expectMessage("Cannot replace dataset when it is in transaction.");
storage.setDataset(DatasetFactory.create());
}
}