1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
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
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.db.tests.api.request.exception;
14 import org.junit.Test;
15 import org.simantics.db.ReadGraph;
16 import org.simantics.db.Session;
17 import org.simantics.db.exception.DatabaseException;
18 import org.simantics.db.exception.NoSingleResultException;
19 import org.simantics.db.procedure.Procedure;
20 import org.simantics.db.request.Read;
21 import org.simantics.db.testing.base.ExistingDatabaseTest;
22 import org.simantics.layer0.Layer0;
24 public class GraphSyncReadWithProcedureThrowsNoSingleResultException extends ExistingDatabaseTest {
26 private String failure = null;
29 public void test() throws Exception {
31 Session session = getSession();
35 session.syncRequest(new Read<Object>() {
38 public Object perform(ReadGraph graph) throws DatabaseException {
40 graph.syncRequest(new Read<Object>() {
43 public Object perform(ReadGraph graph) throws DatabaseException {
44 Layer0 b = Layer0.getInstance(graph);
45 return graph.getSingleObject(graph.getRootLibrary(), b.Inherits);
48 }, new Procedure<Object>() {
51 public void exception(Throwable t) {
53 if(!(t instanceof NoSingleResultException)) failure = "syncRequest did not throw a correct exception";
61 public void execute(Object result) {
63 failure = "Execute was called with " + result;
75 } catch(DatabaseException e) {
77 if(failure != null) fail(failure);
84 } catch(Throwable t) {
86 fail("syncRequest threw unexpected throwable " + t);
90 fail("syncRequest did not throw");