tests/org.simantics.db.tests/src/org/simantics/db/tests/api/support/clusterControl/CreateAndCollectBigClusterInUpdateTest.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.api.support.clusterControl;
  13
  14 import java.util.Arrays;
  15
  16 import org.junit.Test;
  17 import org.simantics.databoard.Bindings;
  18 import org.simantics.db.Resource;
  19 import org.simantics.db.WriteGraph;
  20 import org.simantics.db.common.request.WriteRequest;
  21 import org.simantics.db.event.ChangeEvent;
  22 import org.simantics.db.event.ChangeListener;
  23 import org.simantics.db.exception.DatabaseException;
  24 import org.simantics.db.service.ClusterControl;
  25 import org.simantics.db.service.GraphChangeListenerSupport;
  26 import org.simantics.db.testing.cases.FreshDatabaseTest;
  27
  28 public class CreateAndCollectBigClusterInUpdateTest extends FreshDatabaseTest {
  29
  30         Resource resource1;
  31         Resource resource2;
  32         Resource resource3;
  33
  34         @Test
  35     public void test() throws Exception{
  36
  37         GraphChangeListenerSupport changeListenerSupport = getSession().getService(GraphChangeListenerSupport.class);
  38         changeListenerSupport.addMetadataListener( new ChangeListener() {
  39
  40                         @Override
  41                         public void graphChanged(ChangeEvent e) throws DatabaseException {
  42
  43                                 // Collect
  44                         ClusterControl cc = e.getGraph().getService(ClusterControl.class);
  45                         cc.collectClusters(Integer.MAX_VALUE);
  46
  47                         Arrays.equals(testArray(10), (byte[])e.getGraph().getValue(resource1, Bindings.BYTE_ARRAY));
  48                         Arrays.equals(testArray(100000), (byte[])e.getGraph().getValue(resource2, Bindings.BYTE_ARRAY));
  49                         Arrays.equals(testArray(10), (byte[])e.getGraph().getValue(resource3, Bindings.BYTE_ARRAY));
  50
  51                         }
  52
  53                 } );
  54
  55
  56         getSession().sync(new WriteRequest() {
  57
  58                         @Override
  59                         public void perform(WriteGraph g) throws DatabaseException {
  60
  61                 g.flushCluster();
  62
  63                 for(int i=0;i<1000;i++) g.newResource();
  64                 resource1 = g.newResource();
  65                 g.claimValue(resource1, testArray(10), Bindings.BYTE_ARRAY);
  66
  67                 for(int i=0;i<1000;i++) g.newResource();
  68                 resource2 = g.newResource();
  69                 g.claimValue(resource2, testArray(100000), Bindings.BYTE_ARRAY);
  70
  71                 for(int i=0;i<1000;i++) g.newResource();
  72                 resource3 = g.newResource();
  73                 g.claimValue(resource3, testArray(10), Bindings.BYTE_ARRAY);
  74
  75                         }
  76
  77         });
  78
  79     }
  80
  81         byte[] testArray(int size) {
  82                 byte[] result = new byte[size];
  83                 for(int i=0;i<size;i++) result[i] = (byte)i;
  84                 return result;
  85         }
  86
  87 }