tests/org.simantics.db.tests/src/org/simantics/db/tests/api/write/request/SessionWriteOnlyErrorTest.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.write.request;
  13
  14 import org.junit.Test;
  15 import org.simantics.db.Session;
  16 import org.simantics.db.WriteGraph;
  17 import org.simantics.db.WriteOnlyGraph;
  18 import org.simantics.db.common.request.WriteOnlyRequest;
  19 import org.simantics.db.common.request.WriteRequest;
  20 import org.simantics.db.exception.DatabaseException;
  21 import org.simantics.db.testing.annotation.Fails;
  22 import org.simantics.db.testing.base.ExistingDatabaseTest;
  23
  24 /**
  25  * @see <a href="https://www.simantics.org/redmine/issues/3462">#3462</a>
  26  *
  27  * @author Tuukka Lehtonen
  28  */
  29 public class SessionWriteOnlyErrorTest extends ExistingDatabaseTest {
  30
  31         private Error exception;
  32
  33         @Test
  34         @Fails
  35         public void testWriteOnlyError() throws Exception {
  36
  37                 Session session = getSession();
  38
  39                 try {
  40
  41                         session.syncRequest(new WriteOnlyRequest() {
  42
  43                                 @Override
  44                                 public void perform(WriteOnlyGraph graph) throws DatabaseException {
  45
  46                                         exception = new OutOfMemoryError();
  47                                         throw exception;
  48
  49                                 }
  50
  51                         });
  52
  53                 } catch (Throwable e) {
  54
  55                         if(e.getCause() != exception) {
  56                                 fail("Write transaction threw an unknown exception " + e);
  57                         }
  58
  59                         // Check that the session bookkeeping is still intact for another write transaction.
  60                         session.syncRequest(new WriteRequest() {
  61                                 @Override
  62                                 public void perform(WriteGraph graph) throws DatabaseException {
  63                                 }
  64                         });
  65                         session.syncRequest(new WriteOnlyRequest() {
  66                                 @Override
  67                                 public void perform(WriteOnlyGraph graph) throws DatabaseException {
  68                                 }
  69                         });
  70
  71                         return;
  72
  73                 }
  74
  75                 fail("Write transaction did not throw an exception.");
  76
  77         }
  78
  79 }