tests/org.simantics.db.tests/src/org/simantics/db/tests/api/support/transferableGraphSupport/TransferableGraphSupportTest1.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.support.transferableGraphSupport;
  13
  14 import java.io.IOException;
  15 import java.util.Arrays;
  16
  17 import org.junit.Test;
  18 import org.simantics.databoard.Bindings;
  19 import org.simantics.databoard.binding.Binding;
  20 import org.simantics.databoard.serialization.SerializationException;
  21 import org.simantics.databoard.serialization.Serializer;
  22 import org.simantics.databoard.serialization.SerializerConstructionException;
  23 import org.simantics.db.ReadGraph;
  24 import org.simantics.db.Resource;
  25 import org.simantics.db.Session;
  26 import org.simantics.db.common.request.ReadRequest;
  27 import org.simantics.db.exception.DatabaseException;
  28 import org.simantics.db.service.TransferableGraphSupport;
  29 import org.simantics.db.testing.annotation.Fails;
  30 import org.simantics.db.testing.base.ExistingDatabaseTest;
  31 import org.simantics.layer0.Layer0;
  32
  33 public class TransferableGraphSupportTest1 extends ExistingDatabaseTest {
  34
  35     @Test
  36     @Fails
  37     public void test() throws Exception {
  38
  39         Session session = getSession();
  40         final TransferableGraphSupport support = session.getService(TransferableGraphSupport.class);
  41
  42         try {
  43             session.syncRequest(new ReadRequest() {
  44                 @Override
  45                 public void run(ReadGraph g) throws DatabaseException {
  46                     // Use any non-functional relation
  47                     Layer0 b = Layer0.getInstance(g);
  48                     Resource name = g.getSingleObject(g.getRootLibrary(), b.HasName);
  49                     Object value = g.getValue(name);
  50                     Binding binding = Bindings.STRING;
  51                     try {
  52                         Serializer serializer = Bindings.getSerializer( binding );
  53                         byte[] data = serializer.serialize(value);
  54                         byte[] raw = support.getValue(g, name);
  55                         assert(Arrays.equals(data, raw));
  56                     } catch (SerializerConstructionException e) {
  57                         throw new Error(e);
  58                     } catch (SerializationException e) {
  59                         throw new Error(e);
  60                     } catch (IOException e) {
  61                         throw new Error(e);
  62                     }
  63                 }
  64             });
  65         } catch (Throwable e) {
  66             fail("Write transaction threw an unknown exception ", e);
  67         }
  68
  69     }
  70
  71 }