For what it's worth I am also seeing instability in that test. It may or may not have anything to do with what you're working on.
I'm trying to figure out what's happening there and fix it too. On Wed, Sep 1, 2010 at 7:31 PM, Zhen Guo (JIRA) <[email protected]> wrote: > > [ > https://issues.apache.org/jira/browse/MAHOUT-490?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12905135#action_12905135 > ] > > Zhen Guo commented on MAHOUT-490: > --------------------------------- > > Thanks. Drew. > > I use "svn up" and then install again. Now only one test failed. Here is the > output > > ------------------------------------------------------------------------------- > Test set: org.apache.mahout.ep.ThreadedEvolutionaryProcessTest > ------------------------------------------------------------------------------- > Tests run: 1, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 0.245 sec <<< > FAILURE! > testOptimize(org.apache.mahout.ep.ThreadedEvolutionaryProcessTest) Time > elapsed: 0.234 sec <<< FAILURE! > java.lang.AssertionError: Coordinate 0 expected:<0.0> but > was:<0.10822921397744964> > at org.junit.Assert.fail(Assert.java:91) > at org.junit.Assert.failNotEquals(Assert.java:645) > at org.junit.Assert.assertEquals(Assert.java:441) > at > org.apache.mahout.ep.ThreadedEvolutionaryProcessTest.testOptimize(ThreadedEvolutionaryProcessTest.java:43) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at > org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44) > at > org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15) > at > org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41) > at > org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20) > at > org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:76) > at > org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50) > at org.junit.runners.ParentRunner$3.run(ParentRunner.java:193) > at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:52) > at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:191) > at org.junit.runners.ParentRunner.access$000(ParentRunner.java:42) > at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:184) > at org.junit.runners.ParentRunner.run(ParentRunner.java:236) > at > org.apache.maven.surefire.junit4.JUnit4TestSet.execute(JUnit4TestSet.java:59) > at > org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.executeTestSet(AbstractDirectoryTestSuite.java:115) > at > org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.execute(AbstractDirectoryTestSuite.java:102) > at org.apache.maven.surefire.Surefire.run(Surefire.java:180) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at > org.apache.maven.surefire.booter.SurefireBooter.runSuitesInProcess(SurefireBooter.java:350) > at > org.apache.maven.surefire.booter.SurefireBooter.main(SurefireBooter.java:1021) >=
