/*
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements. See the NOTICE file
distributed with this work for additional information
regarding copyright ownership. The ASF licenses this file
to you under the Apache License, Version 2.0 (the
"License"); you may not use this file except in compliance
with the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package org.apache.jena.mem;
import static org.apache.jena.testing_framework.GraphHelper.*;
import static org.junit.Assert.*;
import java.util.Iterator;
import org.junit.runner.RunWith;
import org.xenei.junit.contract.Contract.Inject;
import org.xenei.junit.contract.ContractImpl;
import org.xenei.junit.contract.ContractSuite;
import org.xenei.junit.contract.ContractTest;
import org.apache.jena.graph.Graph;
import org.apache.jena.graph.GraphStatisticsHandler;
import org.apache.jena.graph.Node;
import org.apache.jena.graph.Node_URI;
import org.apache.jena.graph.Triple;
import org.apache.jena.shared.JenaException;
import org.apache.jena.testing_framework.AbstractGraphProducer;
import org.xenei.junit.contract.IProducer;
import org.apache.jena.util.iterator.ExtendedIterator;
@RunWith(ContractSuite.class)
@ContractImpl(GraphMem.class)
public class GraphMem_CS {
protected IProducer<GraphMem> graphProducer = new AbstractGraphProducer<GraphMem>() {
@Override
protected GraphMem createNewGraph() {
return new GraphMem();
}
@Override
public Graph[] getDependsOn(Graph g) {
return null;
}
@Override
public Graph[] getNotDependsOn(Graph g) {
return new Graph[] { memGraph() };
}
};
@Inject
public IProducer<GraphMem> getGraphProducer() {
return graphProducer;
}
@ContractTest
public void testHasStatistics() {
GraphStatisticsHandler h = graphProducer.newInstance()
.getStatisticsHandler();
assertNotNull(h);
}
@ContractTest
public void testContainsConcreteDoesntUseFind() {
Graph g = new GraphMemWithoutFind();
graphAdd(g, "x P y; a Q b");
assertTrue(g.contains(triple("x P y")));
assertTrue(g.contains(triple("a Q b")));
assertFalse(g.contains(triple("a P y")));
assertFalse(g.contains(triple("y R b")));
}
protected final class GraphMemWithoutFind extends GraphMem {
@Override
public ExtendedIterator<Triple> graphBaseFind(Triple t) {
throw new JenaException("find is Not Allowed");
}
}
@ContractTest
public void testUnnecessaryMatches() {
Node special = new Node_URI("eg:foo") {
@Override
public boolean matches(Node s) {
fail("Matched called superfluously.");
return true;
}
};
Graph g = graphWith(graphProducer.newInstance(), "x p y");
g.add(new Triple(special, special, special));
exhaust(g.find(special, Node.ANY, Node.ANY));
exhaust(g.find(Node.ANY, special, Node.ANY));
exhaust(g.find(Node.ANY, Node.ANY, special));
}
protected void exhaust(Iterator<?> it) {
while (it.hasNext())
it.next();
}
}