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* 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.rdf.model.test;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.apache.jena.graph.test.GraphTestBase ;
import org.apache.jena.rdf.model.* ;
import org.apache.jena.rdf.model.test.helpers.ModelHelper ;
import org.apache.jena.rdf.model.test.helpers.TestingModelFactory ;
import org.apache.jena.vocabulary.RDF ;
import org.junit.Assert;
public class TestObjects extends AbstractModelTestBase
{
protected Resource S;
protected Property P;
protected static int numberSubjects = 7;
protected static int numberPredicates = 3;
protected static final String subjectPrefix = "http://aldabaran/test6/s";
protected static final String predicatePrefix = "http://aldabaran/test6/";
public TestObjects( final TestingModelFactory modelFactory,
final String name )
{
super(modelFactory, name);
}
protected Set<Statement> fill( final Model model )
{
final Set<Statement> statements = new HashSet<>();
for (int i = 0; i < TestObjects.numberSubjects; i += 1)
{
for (int j = 0; j < TestObjects.numberPredicates; j += 1)
{
final Statement s = model
.createLiteralStatement(ModelHelper
.resource(TestObjects.subjectPrefix + i),
ModelHelper
.property(TestObjects.predicatePrefix
+ j + "/p"),
(i * TestObjects.numberPredicates) + j);
model.add(s);
statements.add(s);
}
}
Assert.assertEquals(TestObjects.numberSubjects
* TestObjects.numberPredicates, model.size());
return statements;
}
protected Set<Literal> literalsFor( final int predicate )
{
final Set<Literal> result = new HashSet<>();
for (int i = 0; i < TestObjects.numberSubjects; i += 1)
{
result.add(model
.createTypedLiteral((i * TestObjects.numberPredicates)
+ predicate));
}
return result;
}
protected Set<Literal> literalsUpto( final int limit )
{
final Set<Literal> result = new HashSet<>();
for (int i = 0; i < limit; i += 1)
{
result.add(model.createTypedLiteral(i));
}
return result;
}
protected Set<String> predicateSet( final int limit )
{
final Set<String> result = new HashSet<>();
for (int i = 0; i < limit; i += 1)
{
result.add(TestObjects.predicatePrefix + i + "/");
}
return result;
}
@Override
public void setUp()
{
super.setUp();
S = model.createResource("http://nowhere.man/subject");
P = model.createProperty("http://nowhere.man/predicate");
}
protected Set<Resource> subjectSet( final int limit )
{
final Set<Resource> result = new HashSet<>();
for (int i = 0; i < limit; i += 1)
{
result.add(ModelHelper.resource(TestObjects.subjectPrefix + i));
}
return result;
}
@Override
public void tearDown()
{
S = null;
P = null;
super.tearDown();
}
public void testListNamespaces()
{
fill(model);
final List<String> L = model.listNameSpaces().toList();
Assert.assertEquals(TestObjects.numberPredicates, L.size());
final Set<String> wanted = predicateSet(TestObjects.numberPredicates);
Assert.assertEquals(wanted, new HashSet<>(L));
}
public void testListObjects()
{
fill(model);
final Set<Literal> wanted = literalsUpto(TestObjects.numberSubjects
* TestObjects.numberPredicates);
Assert.assertEquals(wanted,
GraphTestBase.iteratorToSet(model.listObjects()));
}
public void testListObjectsOfPropertyByProperty()
{
fill(model);
final List<RDFNode> L = GraphTestBase.iteratorToList(model
.listObjectsOfProperty(ModelHelper
.property(TestObjects.predicatePrefix + "0/p")));
Assert.assertEquals(TestObjects.numberSubjects, L.size());
final Set<Literal> wanted = literalsFor(0);
Assert.assertEquals(wanted, new HashSet<>(L));
}
public void testListObjectsOfPropertyBySubject()
{
final int size = 10;
final Resource s = model.createResource();
for (int i = 0; i < size; i += 1)
{
model.addLiteral(s, RDF.value, i);
}
final List<RDFNode> L = GraphTestBase.iteratorToList(model
.listObjectsOfProperty(s, RDF.value));
Assert.assertEquals(size, L.size());
final Set<Literal> wanted = literalsUpto(size);
Assert.assertEquals(wanted, new HashSet<>(L));
}
public void testListStatements()
{
final Set<Statement> statements = fill(model);
final List<Statement> L = model.listStatements().toList();
Assert.assertEquals(statements.size(), L.size());
Assert.assertEquals(statements, new HashSet<>(L));
}
public void testListSubjects()
{
fill(model);
final List<Resource> L = model.listSubjects().toList();
Assert.assertEquals(TestObjects.numberSubjects, L.size());
final Set<Resource> wanted = subjectSet(TestObjects.numberSubjects);
Assert.assertEquals(wanted, GraphTestBase.iteratorToSet(L.iterator()));
}
}