tests/org.simantics.db.tests/src/org/simantics/db/tests/regression/bugs/Issue3422Test1.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   3  * in Industry THTH ry.
   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
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.db.tests.regression.bugs;
  13
  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;
  26
  27 /**
  28  * Tests that commit which changes only meta data will create revision.
  29  */
  30 public class Issue3422Test1 extends FreshDatabaseTest {
  31     private Resource testRoot;
  32         @Test
  33     public void test() throws DatabaseException {
  34         Session session = getSession();
  35         session.syncRequest(new Init());
  36         session.syncRequest(new Modify());
  37     }
  38     class Init extends WriteRequest {
  39         @Override
  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);
  57         }
  58     }
  59     class Modify extends WriteRequest {
  60         @Override
  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));
  69             try {
  70                 g.claim(testRoot, l0.InstanceOf, l0.Relation);
  71             } catch (ImmutableException e) {
  72                 return;
  73             }
  74             fail("Immutable check did not work.");
  75         }
  76     }
  77 }