tests/org.simantics.db.tests/src/org/simantics/db/tests/api/request/misc/RequestParentTest2.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.misc;
  13
  14 import java.util.Set;
  15
  16 import org.junit.Test;
  17 import org.simantics.db.AsyncReadGraph;
  18 import org.simantics.db.ReadGraph;
  19 import org.simantics.db.Session;
  20 import org.simantics.db.impl.query.CacheEntry;
  21 import org.simantics.db.impl.service.QueryDebug;
  22 import org.simantics.db.procedure.AsyncListener;
  23 import org.simantics.db.request.Read;
  24 import org.simantics.db.testing.base.ExistingDatabaseTest;
  25
  26 public class RequestParentTest2 extends ExistingDatabaseTest {
  27
  28         @Test
  29         public void test() throws Exception {
  30
  31                 Session session = getSession();
  32
  33                 QueryDebug debug = session.getService(QueryDebug.class);
  34
  35         class Request implements Read<Object> {
  36
  37             @Override
  38             public Object perform(ReadGraph graph) {
  39                 return new Object();
  40             }
  41
  42         }
  43
  44         final Request request1 = new Request();
  45         final Request request2 = new Request();
  46
  47         session.syncRequest(request1, new AsyncListener<Object>() {
  48
  49             @Override
  50             public void exception(AsyncReadGraph graph, Throwable t) {
  51             }
  52
  53             @Override
  54             public void execute(AsyncReadGraph graph, Object result) {
  55                 graph.asyncRequest(request2);
  56             }
  57
  58             @Override
  59             public boolean isDisposed() {
  60                 return false;
  61             }
  62
  63         });
  64
  65                 Set<CacheEntry> parents1 = debug.getParents(request1);
  66                 Set<CacheEntry> parents2 = debug.getParents(request2);
  67 //              for(CacheEntry parent : parents) {
  68 //                  if(parent.getOriginalRequest().equals(request1)) fail("Request1 should not be parent of Request2");
  69 //              }
  70                 if(!parents1.isEmpty()) fail("Request1 should not have parents");
  71                 if(!parents2.isEmpty()) fail("Request2 should not have parents");
  72
  73         }
  74
  75 }