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.getSingleStatement;
14 import java.util.UUID;
16 import org.simantics.db.ReadGraph;
17 import org.simantics.db.Resource;
18 import org.simantics.db.WriteGraph;
19 import org.simantics.db.exception.DatabaseException;
20 import org.simantics.db.exception.ManyObjectsForFunctionalRelationException;
21 import org.simantics.db.testing.annotation.Fails;
22 import org.simantics.db.testing.base.WriteReadTest;
23 import org.simantics.db.tests.common.Writes;
26 public class GetSingleStatementTest3 extends WriteReadTest {
28 private Resource type;
29 private Resource string1;
30 private Resource string2;
31 private Resource string3;
34 protected void write(WriteGraph graph) throws DatabaseException {
36 type = graph.newResource();
37 graph.claim(type, L0.Inherits, L0.Entity);
39 string1 = Writes.string(graph, UUID.randomUUID().toString());
40 string2 = Writes.string(graph, UUID.randomUUID().toString());
41 string3 = Writes.string(graph, UUID.randomUUID().toString());
43 graph.claim(type, L0.HasName, string1);
44 graph.claim(type, L0.HasName, string2);
45 graph.claim(type, L0.HasName, string3);
50 protected void read(ReadGraph graph) throws DatabaseException {
52 assertNotNull("Null not allowed",graph.getSingleStatement(type, L0.HasName));
53 } catch (ManyObjectsForFunctionalRelationException e) {
55 } catch (Throwable t) {
56 fail("Wrong exception was thrown " + t.getClass().getCanonicalName());
58 fail("No exception was thrown!");