Mercurial > hg > Members > kono > jpf-core
diff src/tests/gov/nasa/jpf/vm/multiProcess/NativePeerTest.java @ 0:61d41facf527
initial v8 import (history reset)
author | Peter Mehlitz <Peter.C.Mehlitz@nasa.gov> |
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date | Fri, 23 Jan 2015 10:14:01 -0800 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/tests/gov/nasa/jpf/vm/multiProcess/NativePeerTest.java Fri Jan 23 10:14:01 2015 -0800 @@ -0,0 +1,54 @@ +/* + * Copyright (C) 2014, United States Government, as represented by the + * Administrator of the National Aeronautics and Space Administration. + * All rights reserved. + * + * The Java Pathfinder core (jpf-core) platform is licensed under the + * Apache License, Version 2.0 (the "License"); you may not use this file except + * in compliance with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0. + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package gov.nasa.jpf.vm.multiProcess; + +import gov.nasa.jpf.util.test.TestMultiProcessJPF; + +import org.junit.Test; + +/** + * @author Nastaran Shafiei <nastaran.shafiei@gmail.com> + */ +public class NativePeerTest extends TestMultiProcessJPF { + + native void incNativeCounters(); + + native int getNativeCounter(); + + // To make sure that native peers are kept separately - note different class + // with the same fully qualified name still share the same NativePeer class + // but they keep different instances of it + @Test + public void nativePeerTest() { + // Note that this code is executed 4 times (twice by each process main thread). + // Since we do not restore NativePeer states the maximum value of counter in + // NativePeer should be 2 + if (mpVerifyNoPropertyViolation(2, "+vm.max_transition_length=MAX")) { // make sure we don't get a spurious CG + incNativeCounters(); + + int i = getNativeCounter(); + assertTrue(i==1 || i==2); + } + + if(!isJPFRun()) { + // To make sure this code is executed 4 times + assertEquals(JPF_gov_nasa_jpf_vm_multiProcess_NativePeerTest.getStaticNativeCounter(), 4); + } + } +}