1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.db.tests.api.readGraph.getSingleType;
14 import org.simantics.db.ReadGraph;
15 import org.simantics.db.Resource;
16 import org.simantics.db.WriteGraph;
17 import org.simantics.db.exception.DatabaseException;
18 import org.simantics.db.testing.base.WriteReadTest;
20 public class GetSingleTypeTest2 extends WriteReadTest {
22 private Resource type1;
23 private Resource type2;
24 private Resource type3;
25 private Resource instance1;
28 protected void write(WriteGraph graph) throws DatabaseException {
29 type1 = graph.newResource();
30 graph.claim(type1, L0.Inherits, L0.Entity);
32 type2 = graph.newResource();
33 graph.claim(type2, L0.Inherits, L0.Entity);
34 type3 = graph.newResource();
35 graph.claim(type3, L0.Inherits,type1);
36 graph.claim(type3, L0.Inherits,type2);
38 instance1 = graph.newResource();
39 graph.claim(instance1, L0.InstanceOf,type3);
43 protected void read(ReadGraph graph) throws DatabaseException {
44 Resource result = graph.getSingleType(instance1);
45 assertNotNull("Null not allowed", result);
46 assertTrue("Wrong type returned", result.equals(type3));