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CacheTest.java
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CacheTest.java
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package cz.cvut.kbss.jopa.test.integration;
import cz.cvut.kbss.jopa.adapters.IndirectSet;
import cz.cvut.kbss.jopa.model.EntityManager;
import cz.cvut.kbss.jopa.sessions.CacheManager;
import cz.cvut.kbss.jopa.test.OWLClassA;
import cz.cvut.kbss.jopa.test.Vocabulary;
import cz.cvut.kbss.jopa.test.environment.Generators;
import cz.cvut.kbss.jopa.test.integration.environment.TestDataSource;
import cz.cvut.kbss.ontodriver.Connection;
import cz.cvut.kbss.ontodriver.ResultSet;
import cz.cvut.kbss.ontodriver.Statement;
import cz.cvut.kbss.ontodriver.descriptor.AxiomDescriptor;
import cz.cvut.kbss.ontodriver.model.*;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import java.net.URI;
import java.util.ArrayList;
import java.util.Collection;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
public class CacheTest extends IntegrationTestBase {
@Mock
private Connection connectionMock;
@Mock
private Statement statementMock;
@Mock
private ResultSet resultSetMock;
@Before
public void setUp() throws Exception {
MockitoAnnotations.initMocks(this);
super.setUp();
final TestDataSource ds = getDataSource();
ds.setConnection(connectionMock);
when(connectionMock.createStatement()).thenReturn(statementMock);
}
@Test
public void queryResultIsLoadedFromCacheWhenItIsAlreadyCached() throws Exception {
final URI instanceUri = Generators.generateUri();
final String query = "SELECT ?x WHERE { ?x a <" + Vocabulary.C_OWL_CLASS_A + "> . }";
when(statementMock.executeQuery(query)).thenReturn(resultSetMock);
when(resultSetMock.hasNext()).thenReturn(true).thenReturn(false);
when(resultSetMock.getString(0)).thenReturn(instanceUri.toString());
when(connectionMock.find(any(AxiomDescriptor.class))).thenReturn(axiomsForA(instanceUri));
final OWLClassA firstA = em.find(OWLClassA.class, instanceUri);
assertNotNull(firstA);
final EntityManager emTwo = emf.createEntityManager();
try {
final OWLClassA secondA = emTwo.createNativeQuery(query, OWLClassA.class).getSingleResult();
assertNotNull(secondA);
} finally {
emTwo.close();
}
verify(connectionMock).find(any(AxiomDescriptor.class));
}
private Collection<Axiom<?>> axiomsForA(URI identifier) {
final Collection<Axiom<?>> axioms = new ArrayList<>();
final NamedResource nr = NamedResource.create(identifier);
axioms.add(new AxiomImpl<>(nr, Assertion.createClassAssertion(false),
new Value<>(NamedResource.create(Vocabulary.C_OWL_CLASS_A))));
axioms.add(new AxiomImpl<>(nr,
Assertion.createDataPropertyAssertion(URI.create(Vocabulary.P_A_STRING_ATTRIBUTE), false),
new Value<>("stringAttribute")));
return axioms;
}
@Test
public void loadedInstanceAddedToCacheDoesNotContainIndirectCollection() throws Exception {
final URI id = Generators.generateUri();
final Collection<Axiom<?>> axioms = axiomsForA(id);
axioms.add(new AxiomImpl<>(NamedResource.create(id), Assertion.createClassAssertion(false),
new Value<>(NamedResource.create(Vocabulary.C_OWL_CLASS_Q))));
when(connectionMock.find(any(AxiomDescriptor.class))).thenReturn(axioms);
final OWLClassA a = em.find(OWLClassA.class, id);
assertNotNull(a);
final CacheManager cacheManager = (CacheManager) em.getEntityManagerFactory().getCache();
final OWLClassA result = cacheManager.get(OWLClassA.class, id, null);
assertNotNull(result);
assertNotNull(result.getTypes());
assertFalse(result.getTypes() instanceof IndirectSet);
}
}