tests/org.simantics.db.tests/src/org/simantics/db/tests/api/request/exception/SessionSyncWriteThrowsDatabaseException.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.exception;
  13
  14 import org.junit.Test;
  15 import org.simantics.db.Session;
  16 import org.simantics.db.WriteGraph;
  17 import org.simantics.db.common.request.WriteRequest;
  18 import org.simantics.db.exception.DatabaseException;
  19 import org.simantics.db.testing.base.ExistingDatabaseTest;
  20
  21 public class SessionSyncWriteThrowsDatabaseException extends ExistingDatabaseTest {
  22
  23         private Throwable exception;
  24
  25         @Test
  26         public void test() throws Exception {
  27
  28                 Session session = getSession();
  29
  30                 try {
  31
  32                 session.syncRequest(new WriteRequest() {
  33
  34                         @Override
  35                         public void perform(WriteGraph graph) throws DatabaseException {
  36
  37                             DatabaseException e = new DatabaseException("Test");
  38                             exception = e;
  39                             throw e;
  40
  41                         }
  42
  43                 });
  44
  45                 } catch(DatabaseException e) {
  46
  47                     if(e != exception) fail("syncRequest did not throw the original exception");
  48
  49                     // Check that the session bookkeeping is still intact for another write transaction.
  50                     session.syncRequest(new WriteRequest() {
  51                         @Override
  52                         public void perform(WriteGraph graph) throws DatabaseException {
  53                         }
  54                     });
  55
  56                     return;
  57
  58                 } catch(Throwable t) {
  59
  60                 fail("syncRequest threw unexpected throwable " + t);
  61
  62                 }
  63
  64                 fail("syncRequest did not throw");
  65
  66         }
  67
  68 }