tests/org.simantics.db.tests/src/org/simantics/db/tests/regression/bugs/TicketTest646.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.databoard.Bindings;
  16 import org.simantics.db.ReadGraph;
  17 import org.simantics.db.Resource;
  18 import org.simantics.db.Session;
  19 import org.simantics.db.WriteGraph;
  20 import org.simantics.db.common.request.ReadRequest;
  21 import org.simantics.db.common.request.WriteRequest;
  22 import org.simantics.db.exception.DatabaseException;
  23 import org.simantics.db.service.UndoRedoSupport;
  24 import org.simantics.db.testing.annotation.Fails;
  25 import org.simantics.db.testing.base.ExistingDatabaseTest;
  26 import org.simantics.layer0.Layer0;
  27 import org.simantics.utils.DataContainer;
  28
  29 public class TicketTest646 extends ExistingDatabaseTest {
  30
  31     @Test
  32     @Fails
  33     public void testTicket646() throws Exception {
  34
  35         Session session = getSession();
  36         final UndoRedoSupport support = session.getService(UndoRedoSupport.class);
  37         final DataContainer<Resource> subject = new DataContainer<Resource>();
  38         final String value = "value";
  39         final String newValue = "new value";
  40         final String newValue2 = "new value 2";
  41         final String newValue3 = "new value 3";
  42         try {
  43             session.syncRequest(new WriteRequest() {
  44                 @Override
  45                 public void perform(WriteGraph graph) throws DatabaseException {
  46                     // Use any non-functional relation
  47                     Layer0 b = Layer0.getInstance(graph);
  48                     Resource s = graph.newResource();
  49                     graph.claim(s, b.InstanceOf, b.Entity);
  50                     graph.claimValue(s, value);
  51                     subject.set(s);
  52                 }
  53             });
  54         } catch (Throwable e) {
  55             fail("Write transaction threw an unknown exception " + e);
  56         }
  57         try {
  58             session.syncRequest(new ReadRequest() {
  59                 @Override
  60                 public void run(ReadGraph graph) throws DatabaseException {
  61                     Resource s = subject.get();
  62                     if (!graph.hasStatement(s))
  63                         fail("Failed to verify modifications (stm).");
  64                     String t = graph.getValue(s, Bindings.STRING);
  65                     if (!t.equals(value))
  66                         fail("Failed to verify modifications (value).");
  67                 }
  68             });
  69         } catch (Throwable e) {
  70             fail("Read transaction threw an unexpected exception " + e);
  71         }
  72
  73         try {
  74             session.syncRequest(new WriteRequest() {
  75                 @Override
  76                 public void perform(WriteGraph graph) throws DatabaseException {
  77                     Resource s = subject.get();
  78                     graph.claimValue(s, newValue);
  79                     graph.claimValue(s, newValue2);
  80                     graph.claimValue(s, newValue3);
  81                 }
  82             });
  83         } catch (Throwable e) {
  84             fail("Write transaction threw an unknown exception " + e);
  85         }
  86
  87         support.undo(session, 1);
  88
  89         try {
  90             session.syncRequest(new ReadRequest() {
  91                 @Override
  92                 public void run(ReadGraph graph) throws DatabaseException {
  93                     Resource s = subject.get();
  94                     String t = graph.getPossibleValue(s, Bindings.STRING);
  95                     if (null != t)
  96                         fail("Failed to verify modifications (value).");
  97                 }
  98             });
  99         } catch (Throwable e) {
 100             fail("Read transaction threw an unexpected exception " + e);
 101         }
 102
 103         support.redo(session, 1);
 104
 105         try {
 106             session.syncRequest(new ReadRequest() {
 107                 @Override
 108                 public void run(ReadGraph graph) throws DatabaseException {
 109                     Resource s = subject.get();
 110                     String t = graph.getPossibleValue(s, Bindings.STRING);
 111                     if (null == t)
 112                         fail("Failed to verify modifications (value).");
 113                     if (!t.equals(newValue3))
 114                         fail("Failed to verify modifications " + t + " != " + newValue3 + ".");
 115                 }
 116             });
 117         } catch (Throwable e) {
 118             e.printStackTrace();
 119             fail("Read transaction threw an unexpected exception " + e);
 120         }
 121
 122     }
 123 }