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.regression.bugs;
14 import org.junit.Test;
15 import org.simantics.db.Resource;
16 import org.simantics.db.Session;
17 import org.simantics.db.WriteGraph;
18 import org.simantics.db.common.request.WriteRequest;
19 import org.simantics.db.exception.DatabaseException;
20 import org.simantics.db.exception.ImmutableException;
21 import org.simantics.db.service.ClusterControl;
22 import org.simantics.db.service.XSupport;
23 import org.simantics.db.testing.cases.FreshDatabaseTest;
24 import org.simantics.db.testing.common.TestBase;
25 import org.simantics.layer0.Layer0;
28 * Tests that commit which changes only meta data will create revision.
30 public class Issue3422Test1 extends FreshDatabaseTest {
31 private Resource testRoot;
33 public void test() throws DatabaseException {
34 Session session = getSession();
35 session.syncRequest(new Init());
36 session.syncRequest(new Modify());
38 class Init extends WriteRequest {
40 public void perform(WriteGraph g) throws DatabaseException {
41 ClusterControl cc = (ClusterControl)g.getService(ClusterControl.class);
42 cc.collectClusters(Integer.MAX_VALUE);
43 int nClusters = cc.flushClusters();
44 Layer0 l0 = Layer0.getInstance(g);
45 g.flushCluster(); // Starts new cluster.
46 Resource rl = g.getResource(TestBase.ROOT_LIBRARY_URI);
47 testRoot = g.newResource();
48 g.claim(testRoot, l0.InstanceOf, l0.Library);
49 g.claim(rl, l0.ConsistsOf, testRoot);
50 XSupport xs = (XSupport)g.getService(XSupport.class);
51 assertFalse("GetImmutable did not work.", xs.getImmutable(testRoot));
52 xs.setImmutable(testRoot, true);
53 assertTrue("SetImmutable did not work.", xs.getImmutable(testRoot));
54 cc.collectClusters(Integer.MAX_VALUE);
55 int nClusters2 = cc.flushClusters();
56 assertTrue("Could not relase clusters.", nClusters + 1 == nClusters2);
59 class Modify extends WriteRequest {
61 public void perform(WriteGraph g) throws DatabaseException {
62 ClusterControl cc = (ClusterControl)g.getService(ClusterControl.class);
63 cc.collectClusters(Integer.MAX_VALUE);
64 int nClusters = cc.flushClusters();
65 System.out.println("clusters count=" + nClusters);
66 Layer0 l0 = Layer0.getInstance(getSession());
67 XSupport xs = (XSupport)g.getService(XSupport.class);
68 assertTrue("SetImmutable did not work.", xs.getImmutable(testRoot));
70 g.claim(testRoot, l0.InstanceOf, l0.Relation);
71 } catch (ImmutableException e) {
74 fail("Immutable check did not work.");