tests/org.simantics.db.tests/src/org/simantics/db/tests/api/readGraph/adapt/AdaptTest4.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.readGraph.adapt;
  13
  14 import org.simantics.db.AsyncReadGraph;
  15 import org.simantics.db.ReadGraph;
  16 import org.simantics.db.WriteGraph;
  17 import org.simantics.db.common.request.ResourceAsyncRead;
  18 import org.simantics.db.exception.AdaptionException;
  19 import org.simantics.db.exception.DatabaseException;
  20 import org.simantics.db.procedure.AsyncProcedure;
  21 import org.simantics.db.testing.base.WriteReadTest;
  22 import org.simantics.db.tests.api.readGraph.common.Ontologies;
  23
  24 /**
  25  * Checks that {@link ReadGraph#adapt(org.simantics.db.Resource, Class)},
  26  * {@link ReadGraph#adaptUnique(org.simantics.db.Resource, Class)},
  27  * <code>AsyncReadGraph.forAdapted</code> fail as expected.
  28  *
  29  * <p>
  30  * Regression test for https://www.simulationsite.net/trac/simantics/ticket/617
  31  *
  32  * @author Tuukka Lehtonen
  33  */
  34 public class AdaptTest4 extends WriteReadTest {
  35
  36         @Override
  37         protected void write(WriteGraph graph) throws DatabaseException {
  38                 written = Ontologies.relatedTypelessResource(L0, graph);
  39         }
  40
  41         @Override
  42         protected void read(ReadGraph graph) throws DatabaseException {
  43                 try {
  44
  45                         String s = graph
  46                                         .syncRequest(new ResourceAsyncRead<String>(written) {
  47                                                 @Override
  48                                                 public void perform(AsyncReadGraph graph,
  49                                                                 AsyncProcedure<String> procedure) {
  50                                                         graph.forAdapted(resource, String.class, procedure);
  51                                                 }
  52                                         });
  53                         assertTrue("adapt must never return null", s != null);
  54                 } catch (AdaptionException e) {
  55                         return;
  56                 } catch (Exception e) {
  57                         fail("Wrong exception: " + e.getClass().getCanonicalName());
  58                 }
  59                 fail("Should throw");
  60         }
  61 }