tests/org.simantics.db.tests/src/org/simantics/db/tests/api/request/misc/NoneListenerTest.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.request.misc;
  13
  14 import java.util.concurrent.atomic.AtomicInteger;
  15
  16 import org.junit.Test;
  17 import org.simantics.databoard.Bindings;
  18 import org.simantics.db.Resource;
  19 import org.simantics.db.Session;
  20 import org.simantics.db.WriteGraph;
  21 import org.simantics.db.common.primitiverequest.Value;
  22 import org.simantics.db.common.request.WriteRequest;
  23 import org.simantics.db.common.request.WriteResultRequest;
  24 import org.simantics.db.exception.DatabaseException;
  25 import org.simantics.db.procedure.Listener;
  26 import org.simantics.db.testing.base.ExistingDatabaseTest;
  27 import org.simantics.layer0.Layer0;
  28
  29 /**
  30  * @author Tuukka Lehtonen
  31  */
  32 public class NoneListenerTest extends ExistingDatabaseTest {
  33
  34         static AtomicInteger execs = new AtomicInteger(0);
  35
  36     static class TestListener implements Listener<String> {
  37         @Override
  38         public void execute(String result) {
  39                 execs.incrementAndGet();
  40         }
  41         @Override
  42         public boolean isDisposed() {
  43             return false;
  44         }
  45                 @Override
  46                 public void exception(Throwable t) {
  47                         t.printStackTrace();
  48                 }
  49                 @Override
  50                 public int hashCode() {
  51                         return getClass().hashCode();
  52                 }
  53                 @Override
  54                 public boolean equals(Object obj) {
  55                         return getClass().equals(obj.getClass());
  56                 }
  57     }
  58
  59         @Test
  60     public void test() throws Exception {
  61
  62         final Session session = getSession();
  63
  64         final Resource newResource = session.syncRequest(new WriteResultRequest<Resource>() {
  65             @Override
  66             public Resource perform(WriteGraph g) throws DatabaseException {
  67                 Layer0 b = Layer0.getInstance(g);
  68                 Resource result = g.newResource();
  69                 g.claim(result, b.InstanceOf, null, b.Entity);
  70                 g.claim(g.getRootLibrary(), b.ConsistsOf, result);
  71                 g.claimValue(result, "Test", Bindings.STRING);
  72                 return result;
  73             }
  74         });
  75
  76         TestListener l1 = new TestListener();
  77         TestListener l2 = new TestListener();
  78
  79         session.syncRequest(new Value<String>(newResource, Bindings.STRING), l1);
  80         session.syncRequest(new Value<String>(newResource, Bindings.STRING), l2);
  81
  82         assertEquals(execs.get(), 2);
  83
  84         session.syncRequest(new WriteRequest() {
  85             @Override
  86             public void perform(WriteGraph graph) throws DatabaseException {
  87                 graph.claimValue(newResource, "Test2", Bindings.STRING);
  88             }
  89         });
  90
  91         assertEquals(execs.get(), 3);
  92
  93     }
  94 }