--- /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.Arrays;
+import java.util.HashSet;
+import java.util.UUID;
+
+import org.junit.Test;
+import org.simantics.databoard.Bindings;
+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.WriteRequest;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.service.VirtualGraphSupport;
+import org.simantics.db.testing.base.TestCleanDb;
+import org.simantics.layer0.Layer0;
+
+public class VirtualGraphTest2 extends TestCleanDb {
+
+ private Error exception;
+
+ @Test
+ public void test() throws DatabaseException {
+
+ Session session = getSession();
+ VirtualGraphSupport support = session.getService(VirtualGraphSupport.class);
+ final VirtualGraph virtual = support.getMemoryPersistent(UUID.randomUUID().toString());
+
+ session.syncRequest(new WriteRequest() {
+
+ @Override
+ public void perform(WriteGraph g) throws DatabaseException {
+
+ Layer0 b = Layer0.getInstance(g);
+
+ final HashSet<String> strings = new HashSet<String>();
+
+ for(Resource r : g.getObjects(g.getRootLibrary() , b.ConsistsOf)) {
+ String name = g.getPossibleRelatedValue(r, b.HasName);
+ strings.add(name);
+ }
+
+ g.syncRequest(new WriteRequest(virtual) {
+
+ @Override
+ public void perform(WriteGraph g) throws DatabaseException {
+
+ Layer0 b = Layer0.getInstance(g);
+ for(int i=0;i<10;i++) {
+ Resource r = g.newResource();
+ String name = "Virtual" + i;
+ g.claimLiteral(r, b.HasName, name, Bindings.STRING);
+ strings.add(name);
+ g.claim(g.getRootLibrary(), b.ConsistsOf, r);
+ }
+
+ }
+
+ });
+
+ for(Resource r : g.getObjects(g.getRootLibrary() , b.ConsistsOf)) {
+ String name = g.getPossibleRelatedValue(r, b.HasName);
+ if (DEBUG)
+ System.out.println("found " + name);
+ boolean success = strings.remove(name);
+ if(!success) {
+ exception = new AssertionError("encountered unknown string " + name);
+ throw exception;
+ }
+ }
+
+ if(!strings.isEmpty()) {
+ exception = new AssertionError("some strings were left over " + Arrays.toString(strings.toArray()));
+ throw exception;
+ }
+
+ }
+
+ });
+
+ if(exception != null) {
+ fail("Write transaction threw and exception (" + exception.getMessage() + ") which was not passed through ");
+ }
+
+ }
+
+}