/*
* 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.clerezza.rdf.utils;
import java.util.List;
import java.util.Set;
import junit.framework.Assert;
import org.junit.Test;
import org.apache.clerezza.rdf.core.BNode;
import org.apache.clerezza.rdf.core.Resource;
import org.apache.clerezza.rdf.core.Triple;
import org.apache.clerezza.rdf.core.TripleCollection;
import org.apache.clerezza.rdf.core.UriRef;
import org.apache.clerezza.rdf.core.impl.PlainLiteralImpl;
import org.apache.clerezza.rdf.core.impl.SimpleMGraph;
import static org.junit.Assert.*;
/**
*
* @author rbn
*/
public class RdfListTest {
@Test
public void listCreationAndAccess() {
TripleCollection tc = new SimpleMGraph();
List<Resource> list = new RdfList(new UriRef("http://example.org/mytest"), tc);
assertEquals(0, list.size());
list.add(new PlainLiteralImpl("hello"));
list.add(new PlainLiteralImpl("world"));
assertEquals(new PlainLiteralImpl("hello"), list.get(0));
assertEquals(new PlainLiteralImpl("world"), list.get(1));
assertEquals(2, list.size());
list.add(new PlainLiteralImpl("welcome"));
assertEquals(3, list.size());
assertEquals(new PlainLiteralImpl("welcome"), list.get(2));
list.add(1, new PlainLiteralImpl("interesting"));
assertEquals(4, list.size());
assertEquals(new PlainLiteralImpl("interesting"), list.get(1));
assertEquals(new PlainLiteralImpl("world"), list.get(2));
assertEquals(new PlainLiteralImpl("welcome"), list.get(3));
list.add(0, new PlainLiteralImpl("start"));
assertEquals(5, list.size());
assertEquals(new PlainLiteralImpl("hello"), list.get(1));
assertEquals(new PlainLiteralImpl("interesting"), list.get(2));
List<Resource> list2 = new RdfList(new UriRef("http://example.org/mytest"), tc);
assertEquals(5, list2.size());
assertEquals(new PlainLiteralImpl("hello"), list2.get(1));
assertEquals(new PlainLiteralImpl("interesting"), list2.get(2));
list2.remove(2);
assertEquals(4, list2.size());
assertEquals(new PlainLiteralImpl("hello"), list2.get(1));
assertEquals(new PlainLiteralImpl("world"), list2.get(2));
while (list2.size() > 0) {
list2.remove(0);
}
assertEquals(1, tc.size()); //list = rdf:nil statement
list2.add(0, new PlainLiteralImpl("restart"));
list2.add(1, new PlainLiteralImpl("over"));
assertEquals(2, list2.size());
list2.add(new PlainLiteralImpl("2"));
list2.add(new PlainLiteralImpl("3"));
assertEquals(4, list2.size());
list2.add(new PlainLiteralImpl("4"));
list2.add(new PlainLiteralImpl("5"));
assertEquals(new PlainLiteralImpl("3"), list2.get(3));
}
@Test
public void listCreationAndAccess2() {
TripleCollection tc = new SimpleMGraph();
List<Resource> list = new RdfList(new UriRef("http://example.org/mytest"), tc);
assertEquals(0, list.size());
list.add(0,new PlainLiteralImpl("world"));
list = new RdfList(new UriRef("http://example.org/mytest"), tc);
list.add(0,new PlainLiteralImpl("beautifuly"));
list = new RdfList(new UriRef("http://example.org/mytest"), tc);
list.add(0,new PlainLiteralImpl("hello"));
assertEquals(new PlainLiteralImpl("hello"), list.get(0));
assertEquals(new PlainLiteralImpl("beautifuly"), list.get(1));
assertEquals(new PlainLiteralImpl("world"), list.get(2));
}
@Test
public void listCreationAndAccess3() {
TripleCollection tc = new SimpleMGraph();
List<Resource> list = new RdfList(new UriRef("http://example.org/mytest"), tc);
assertEquals(0, list.size());
BNode node0 = new BNode() {};
BNode node1 = new BNode() {};
BNode node2 = new BNode() {};
list.add(0,node2);
list.add(0,node1);
list.add(0,node0);
assertEquals(node0, list.get(0));
assertEquals(node1, list.get(1));
assertEquals(node2, list.get(2));
}
@Test
public void secondButLastElementAccessTest() {
TripleCollection tc = new SimpleMGraph();
List<Resource> list = new RdfList(new UriRef("http://example.org/mytest2"), tc);
list.add(new PlainLiteralImpl("hello"));
list.add(new PlainLiteralImpl("world"));
list.remove(1);
assertEquals(1, list.size());
}
@Test
public void cleanGraphAfterRemoval() {
TripleCollection tc = new SimpleMGraph();
List<Resource> list = new RdfList(new UriRef("http://example.org/mytest"), tc);
list.add(new PlainLiteralImpl("hello"));
list.add(new PlainLiteralImpl("world"));
list.remove(1);
Assert.assertEquals(2, tc.size());
}
@Test
public void findContainingListNodesAndfindContainingListsTest() {
TripleCollection tc = new SimpleMGraph();
GraphNode listA = new GraphNode(new UriRef("http:///listA"), tc);
GraphNode listB = new GraphNode(new UriRef("http:///listB"), tc);
BNode element1 = new BNode();
BNode element2 = new BNode();
BNode element3 = new BNode();
BNode element4 = new BNode();
BNode element5 = new BNode();
RdfList rdfListA = new RdfList(listA);
rdfListA.add(element1);
rdfListA.add(element2);
rdfListA.add(element3);
rdfListA.add(element4);
RdfList rdfListB = new RdfList(listB);
rdfListB.add(element2);
rdfListB.add(element4);
rdfListB.add(element5);
Set<GraphNode> containingListNodes = RdfList.findContainingListNodes(
new GraphNode(element3, tc));
Assert.assertEquals(1, containingListNodes.size());
Assert.assertTrue(containingListNodes.contains(listA));
Set<RdfList> containingLists = RdfList.findContainingLists(
new GraphNode(element3, tc));
Assert.assertEquals(1, containingLists.size());
Assert.assertTrue(containingLists.contains(rdfListA));
containingListNodes = RdfList.findContainingListNodes(
new GraphNode(element4, tc));
Assert.assertEquals(2, containingListNodes.size());
Assert.assertTrue(containingListNodes.contains(listA));
Assert.assertTrue(containingListNodes.contains(listB));
containingLists = RdfList.findContainingLists(
new GraphNode(element4, tc));
Assert.assertEquals(2, containingLists.size());
Assert.assertTrue(containingLists.contains(rdfListA));
Assert.assertTrue(containingLists.contains(rdfListB));
}
}