tests/org.simantics.db.tests/src/org/simantics/db/tests/client/CleanShutdownTest.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.client;
  13
  14 import java.util.Collection;
  15
  16 import org.junit.Test;
  17 import org.simantics.db.ReadGraph;
  18 import org.simantics.db.Resource;
  19 import org.simantics.db.WriteGraph;
  20 import org.simantics.db.exception.DatabaseException;
  21 import org.simantics.db.testing.annotation.Fails;
  22 import org.simantics.db.testing.common.TestBase;
  23 import org.simantics.db.testing.common.Tests;
  24 import org.simantics.db.testing.common.WriteQuery;
  25 import org.simantics.layer0.Layer0;
  26 /**
  27  * Tests if session can be closed after core crash.
  28  * @author Marko Luukkainen <marko.luukkainen@vtt.fi>
  29  *
  30  */
  31 public class CleanShutdownTest extends TestBase {
  32         private boolean completed = false;
  33
  34     @Test
  35     @Fails
  36         public void testShutdown() throws Exception {
  37                 completed = false;
  38                 Thread t = new Thread() {
  39                         @Override
  40                         public void run() {
  41                                 try {
  42                                         Tests.getTestHandler().getSession().syncRequest(new WriteQuery(CleanShutdownTest.this) {
  43                                                 @Override
  44                                                 public void run(WriteGraph g) throws DatabaseException {
  45                                                     Layer0 b = Layer0.getInstance(g);
  46                                                         Resource instance = g.newResource();
  47                                                         g.claim(g.getRootLibrary(), b.ConsistsOf, instance);
  48                                                         g.claim(instance, b.InstanceOf, null, b.Type);
  49                                                         g.claimLiteral(instance, b.HasName, "Name");
  50                                                 }
  51                                         });
  52                                 } catch (DatabaseException e1) {
  53                                         e1.printStackTrace();
  54                                 }
  55                 try {
  56                     Tests.killCore(); // kill the core before read transaction
  57                 } catch (DatabaseException e1) {
  58                     fail("Killing core failed: " + e1.getMessage());
  59                 }
  60                                 try {
  61                             Tests.getTestHandler().getSession().syncRequest(new TestReadRequest() {
  62                                                 @Override
  63                                                 public void run(ReadGraph g) throws DatabaseException {
  64                                                     Layer0 b = Layer0.getInstance(g);
  65                                                         Collection<Resource> resources = g.getObjects(g.getRootLibrary(), b.ConsistsOf);
  66                                                         for (Resource r : resources) {
  67                                                                 g.getRelatedValue(r, b.HasName);
  68                                                         }
  69                                                 }
  70                                 });
  71                                 } catch (Exception e) {
  72                                         // this is the correct behavior for this test
  73                                 }
  74                                 try {
  75                     Tests.closeSession(Tests.getTestHandler().getSession());
  76                 } catch (DatabaseException e) {
  77                     e.printStackTrace();
  78                 }
  79                                 completed = true;
  80                         }
  81                 };
  82                 t.start();
  83
  84                 for (int i = 0; i < 30; i++) {
  85                         try {
  86                                 Thread.sleep(1000);
  87                         } catch (InterruptedException e) {
  88
  89                         }
  90                         if (completed)
  91                                 break;
  92                 }
  93                 if (!completed)
  94                         throw new Exception("Core did not shutdown in 30 seconds");
  95         }
  96
  97 }