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comparison src/tests/gov/nasa/jpf/vm/multiProcess/NativePeerTest.java @ 0:61d41facf527

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initial v8 import (history reset)
author Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
date Fri, 23 Jan 2015 10:14:01 -0800
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1 /*
2 * Copyright (C) 2014, United States Government, as represented by the
3 * Administrator of the National Aeronautics and Space Administration.
4 * All rights reserved.
5 *
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
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0.
11 *
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.
17 */
18
19 package gov.nasa.jpf.vm.multiProcess;
20
21 import gov.nasa.jpf.util.test.TestMultiProcessJPF;
22
23 import org.junit.Test;
24
25 /**
26 * @author Nastaran Shafiei <nastaran.shafiei@gmail.com>
27 */
28 public class NativePeerTest extends TestMultiProcessJPF {
29
30 native void incNativeCounters();
31
32 native int getNativeCounter();
33
34 // To make sure that native peers are kept separately - note different class
35 // with the same fully qualified name still share the same NativePeer class
36 // but they keep different instances of it
37 @Test
38 public void nativePeerTest() {
39 // Note that this code is executed 4 times (twice by each process main thread).
40 // Since we do not restore NativePeer states the maximum value of counter in
41 // NativePeer should be 2
42 if (mpVerifyNoPropertyViolation(2, "+vm.max_transition_length=MAX")) { // make sure we don't get a spurious CG
43 incNativeCounters();
44
45 int i = getNativeCounter();
46 assertTrue(i==1 || i==2);
47 }
48
49 if(!isJPFRun()) {
50 // To make sure this code is executed 4 times
51 assertEquals(JPF_gov_nasa_jpf_vm_multiProcess_NativePeerTest.getStaticNativeCounter(), 4);
52 }
53 }
54 }