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Posted to issues@geode.apache.org by "Dan Smith (JIRA)" <ji...@apache.org> on 2018/10/15 17:13:00 UTC
[jira] [Updated] (GEODE-5877)
ServerLauncherWaitOnServerMultiThreadedTest fails due to bugs in
MultithreadedTestCase failure
[ https://issues.apache.org/jira/browse/GEODE-5877?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Dan Smith updated GEODE-5877:
-----------------------------
Labels: swat (was: )
> ServerLauncherWaitOnServerMultiThreadedTest fails due to bugs in MultithreadedTestCase failure
> ----------------------------------------------------------------------------------------------
>
> Key: GEODE-5877
> URL: https://issues.apache.org/jira/browse/GEODE-5877
> Project: Geode
> Issue Type: Improvement
> Reporter: Dan Smith
> Priority: Major
> Labels: swat
>
> This test failed in a precheckin run: https://concourse.apachegeode-ci.info/builds/4982
> {noformat}
> java.lang.AssertionError: junit.framework.AssertionFailedError: expected:<0> but was:<1>
> at org.apache.geode.distributed.ServerLauncherWaitOnServerMultiThreadedTest.runTest(ServerLauncherWaitOnServerMultiThreadedTest.java:61)
> at org.apache.geode.distributed.ServerLauncherWaitOnServerMultiThreadedTest.waitOnServer(ServerLauncherWaitOnServerMultiThreadedTest.java:54)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
> at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
> at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
> at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
> at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
> at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
> at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
> at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
> at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
> at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
> at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
> at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
> at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
> at org.gradle.api.internal.tasks.testing.junit.JUnitTestClassExecutor.runTestClass(JUnitTestClassExecutor.java:106)
> at org.gradle.api.internal.tasks.testing.junit.JUnitTestClassExecutor.execute(JUnitTestClassExecutor.java:58)
> at org.gradle.api.internal.tasks.testing.junit.JUnitTestClassExecutor.execute(JUnitTestClassExecutor.java:38)
> at org.gradle.api.internal.tasks.testing.junit.AbstractJUnitTestClassProcessor.processTestClass(AbstractJUnitTestClassProcessor.java:66)
> at org.gradle.api.internal.tasks.testing.SuiteTestClassProcessor.processTestClass(SuiteTestClassProcessor.java:51)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:35)
> at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
> at org.gradle.internal.dispatch.ContextClassLoaderDispatch.dispatch(ContextClassLoaderDispatch.java:32)
> at org.gradle.internal.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:93)
> at com.sun.proxy.$Proxy2.processTestClass(Unknown Source)
> at org.gradle.api.internal.tasks.testing.worker.TestWorker.processTestClass(TestWorker.java:117)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:35)
> at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
> at org.gradle.internal.remote.internal.hub.MessageHubBackedObjectConnection$DispatchWrapper.dispatch(MessageHubBackedObjectConnection.java:155)
> at org.gradle.internal.remote.internal.hub.MessageHubBackedObjectConnection$DispatchWrapper.dispatch(MessageHubBackedObjectConnection.java:137)
> at org.gradle.internal.remote.internal.hub.MessageHub$Handler.run(MessageHub.java:404)
> at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:63)
> at org.gradle.internal.concurrent.ManagedExecutorImpl$1.run(ManagedExecutorImpl.java:46)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at org.gradle.internal.concurrent.ThreadFactoryImpl$ManagedThreadRunnable.run(ThreadFactoryImpl.java:55)
> at java.lang.Thread.run(Thread.java:748)
> Caused by: junit.framework.AssertionFailedError: expected:<0> but was:<1>
> at junit.framework.Assert.fail(Assert.java:57)
> at junit.framework.Assert.failNotEquals(Assert.java:329)
> at junit.framework.Assert.assertEquals(Assert.java:78)
> at junit.framework.Assert.assertEquals(Assert.java:234)
> at junit.framework.Assert.assertEquals(Assert.java:241)
> at edu.umd.cs.mtc.MultithreadedTestCase.assertTick(MultithreadedTestCase.java:304)
> at org.apache.geode.distributed.ServerLauncherWaitOnServerMultiThreadedTest$ServerWaitMultiThreadedTestCase.thread1(ServerLauncherWaitOnServerMultiThreadedTest.java:79)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at edu.umd.cs.mtc.TestFramework$2.run(TestFramework.java:592)
> ... 1 more
> {noformat}
> This framework appears to have a "missed signal" bug, where one thread could wait for a notification that has already happened.
> This test really does not need to use threads at all, it is simply trying to test that waitForServer polls isConnected. We could just use a mock to verify that isConnected is called multiple times.
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