--- /dev/null
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.db.tests.api.support.virtualGraphSupport;
+
+import java.util.List;
+import java.util.UUID;
+
+import org.junit.Test;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.Session;
+import org.simantics.db.VirtualGraph;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.common.request.ReadRequest;
+import org.simantics.db.common.request.WriteResultRequest;
+import org.simantics.db.common.utils.OrderedSetUtils;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.service.VirtualGraphSupport;
+import org.simantics.db.testing.annotation.Fails;
+import org.simantics.db.testing.base.TestCleanDb;
+
+public class VirtualGraphTest5 extends TestCleanDb {
+
+ @Test
+ @Fails
+ public void test() throws DatabaseException {
+
+ Session session = getSession();
+ final VirtualGraphSupport support = session.getService(VirtualGraphSupport.class);
+ final VirtualGraph virtual = support.getMemoryPersistent(UUID.randomUUID().toString());
+
+ final Resource list = session.syncRequest(new WriteResultRequest<Resource>(virtual) {
+
+ @Override
+ public Resource perform(WriteGraph graph) throws DatabaseException {
+ return graph.newResource();
+ }
+
+ });
+
+ session.syncRequest(new WriteResultRequest<Resource>(virtual) {
+
+ @Override
+ public Resource perform(WriteGraph graph) throws DatabaseException {
+ Resource element1 = graph.newResource();
+ OrderedSetUtils.addFirst(graph, list, element1);
+ OrderedSetUtils.addFirst(graph, list, graph.newResource());
+ OrderedSetUtils.addFirst(graph, list, graph.newResource());
+ OrderedSetUtils.remove(graph, list, element1);
+ //OrderedSetUtils.addFirst(graph, list, graph.newResource());
+ return list;
+ }
+
+ });
+
+ session.syncRequest(new ReadRequest() {
+
+ @Override
+ public void run(ReadGraph graph) throws DatabaseException {
+ List<Resource> set = OrderedSetUtils.toList(graph, list);
+ System.err.println("set=" + set.size());
+ }
+
+ });
+
+ }
+
+}