| /* |
| * 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.rdfjson.parser; |
| |
| import java.io.InputStream; |
| import java.util.Iterator; |
| import org.apache.clerezza.commons.rdf.BlankNode; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| import org.apache.clerezza.commons.rdf.Graph; |
| import org.apache.clerezza.commons.rdf.BlankNodeOrIRI; |
| import org.apache.clerezza.commons.rdf.Triple; |
| import org.apache.clerezza.commons.rdf.IRI; |
| import org.apache.clerezza.commons.rdf.impl.utils.simple.SimpleGraph; |
| import org.apache.clerezza.rdf.core.serializedform.ParsingProvider; |
| |
| /** |
| * @author tio, hasan |
| */ |
| public class RdfJsonParserProviderTest { |
| |
| @Test |
| public void testParsingOfObjectBlankNode() { |
| ParsingProvider provider = new RdfJsonParsingProvider(); |
| InputStream jsonIn = getClass().getResourceAsStream("test-object-bnode.json"); |
| Graph parsedGraph = new SimpleGraph(); |
| provider.parse(parsedGraph, jsonIn, "application/rdf+json", null); |
| Assert.assertEquals(parsedGraph.size(), 1); |
| Iterator<Triple> triples = parsedGraph.filter(new IRI("http://example.org/node1"), |
| new IRI("http://example.org/prop1"), null); |
| Assert.assertTrue(triples.hasNext()); |
| Assert.assertTrue(triples.next().getObject() instanceof BlankNode); |
| } |
| |
| @Test |
| public void testParsingOfSubjectBlankNode() { |
| ParsingProvider provider = new RdfJsonParsingProvider(); |
| InputStream jsonIn = getClass().getResourceAsStream("test-subject-bnode.json"); |
| Graph parsedGraph = new SimpleGraph(); |
| provider.parse(parsedGraph, jsonIn, "application/rdf+json", null); |
| Assert.assertEquals(3, parsedGraph.size()); |
| Iterator<Triple> triples = parsedGraph.filter(null, new IRI("http://example.org/prop1"), |
| new IRI("http://example.org/node1")); |
| Assert.assertTrue(triples.hasNext()); |
| BlankNodeOrIRI subject = triples.next().getSubject(); |
| Assert.assertTrue(subject instanceof BlankNode); |
| |
| triples = parsedGraph.filter(null, new IRI("http://example.org/prop2"), |
| new IRI("http://example.org/node2")); |
| Assert.assertTrue(triples.hasNext()); |
| Assert.assertTrue(subject.equals(triples.next().getSubject())); |
| |
| triples = parsedGraph.filter(null, new IRI("http://example.org/prop3"), |
| new IRI("http://example.org/node3")); |
| Assert.assertTrue(triples.hasNext()); |
| Assert.assertFalse(subject.equals(triples.next().getSubject())); |
| } |
| |
| @Test |
| public void testParser() { |
| ParsingProvider provider = new RdfJsonParsingProvider(); |
| InputStream jsonIn = getClass().getResourceAsStream("test.json"); |
| Graph deserializedGraph = new SimpleGraph(); |
| provider.parse(deserializedGraph, jsonIn, "application/rdf+json", null); |
| Assert.assertEquals(deserializedGraph.size(), 6); |
| Iterator<Triple> triples = deserializedGraph.filter(new IRI("http://base/child1"), null, null); |
| while (triples.hasNext()) { |
| IRI uri = triples.next().getPredicate(); |
| Assert.assertEquals(uri.getUnicodeString(), "http://base/propertyB"); |
| } |
| } |
| } |