2 * Copyright (C) 2014, United States Government, as represented by the
3 * Administrator of the National Aeronautics and Space Administration.
6 * The Java Pathfinder core (jpf-core) platform is licensed under the
7 * Apache License, Version 2.0 (the "License"); you may not use this file except
8 * in compliance with the License. You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0.
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
18 package gov.nasa.jpf.test.mc.basic;
20 import gov.nasa.jpf.util.test.TestJPF;
22 import org.junit.Test;
25 * JPF test driver for the IdleFilter listener
27 public class IdleLoopTest extends TestJPF {
29 static final String LISTENER = "+listener=.listener.IdleFilter";
31 @Test public void testBreak () {
32 if (verifyNoPropertyViolation(LISTENER, "+idle.action=break",
33 "+log.warning=gov.nasa.jpf.listener.IdleFilter",
34 "+vm.max_transition_length=MAX")) {
38 while (x != y) { // JPF should state match on the backjump
45 assert false : "we should never get here";
49 @Test public void testPrune () {
50 if (verifyNoPropertyViolation(LISTENER, "+idle.action=prune",
51 "+log.warning=gov.nasa.jpf.listener.IdleFilter",
52 "+vm.max_transition_length=MAX")) {
58 while (x != y) { // JPF should prune on the backjump despite of changed 'loopCount'
66 assert false : "we should never get here";
70 @Test public void testJump () {
71 if (verifyNoPropertyViolation(LISTENER, "+idle.action=jump",
72 "+idle.max_backjumps=100",
73 "+log.warning=gov.nasa.jpf.listener.IdleFilter",
74 "+vm.max_transition_length=MAX")) {
76 for (int i=0; i<1000; i++){
77 assert i < 500 : "JPF failed to jump past idle loop";
80 System.out.println("Ok, jumped past loop");