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.getSingleObject;
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.exception.NoSingleResultException;
19 import org.simantics.db.testing.annotation.Fails;
20 import org.simantics.db.testing.base.WriteReadTest;
23 public class GetSingleObjectTest21 extends WriteReadTest {
25 protected void write(WriteGraph graph) throws DatabaseException {
26 Resource type = graph.newResource();
27 Resource l1 = graph.newResource();
28 Resource l2 = graph.newResource();
29 Resource ass1 = graph.newResource();
30 Resource ass2 = graph.newResource();
31 graph.claim(type, L0.Inherits, L0.Entity);
32 graph.claim(ass1, L0.InstanceOf, null, L0.Assertion);
33 graph.claim(ass2, L0.InstanceOf, null, L0.Assertion);
34 graph.claim(type, L0.Asserts, ass1);
35 graph.claim(type, L0.Asserts, ass2);
36 graph.claim(ass1, L0.HasPredicate, L0.HasName);
37 graph.claim(ass1, L0.HasObject, l1);
38 graph.claim(ass2, L0.HasPredicate, L0.HasName);
39 graph.claim(ass2, L0.HasObject, l2);
40 graph.claim(written, L0.InstanceOf, null, type);
44 protected void read(ReadGraph graph) throws DatabaseException {
46 assertNotNull("Null not allowed", graph.getSingleObject(written, L0.HasName));
47 } catch (NoSingleResultException e) {
49 } catch(Throwable t) {
50 fail("Wrong exception was thrown " + t.getClass().getCanonicalName());
52 fail("No exception was thrown!");