[infinispan-issues] [JBoss JIRA] Created: (ISPN-1412) TEST_PING should be protected against paralel cache manager startups

[Galder Zamarreño (JIRA)]

TEST_PING should be protected against paralel cache manager startups
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                 Key: ISPN-1412
                 URL: https://issues.jboss.org/browse/ISPN-1412
             Project: Infinispan
          Issue Type: Bug
          Components: Test Suite
    Affects Versions: 5.1.0.ALPHA2 , 5.0.1.FINAL
            Reporter: Galder Zamarreño
            Assignee: Galder Zamarreño
             Fix For: 5.1.0.BETA1, 5.1.0.FINAL
         Attachments: stfclft.log

When a test creates two cache managers in paralell (i.e. - StateTransferFileCacheLoaderFunctionalTest.testConcurrentStateTransfer) TEST_PING can break with:

{code}Caused by: java.util.ConcurrentModificationException
	at java.util.HashMap$HashIterator.nextEntry(HashMap.java:810)
	at java.util.HashMap$ValueIterator.next(HashMap.java:839)
	at org.infinispan.test.fwk.TEST_PING.findMembers(TEST_PING.java:74)
	at org.jgroups.protocols.Discovery.findInitialMembers(Discovery.java:185)
	at org.jgroups.protocols.Discovery.down(Discovery.java:467)
	at org.jgroups.protocols.pbcast.NAKACK.down(NAKACK.java:593)
	at org.jgroups.protocols.UNICAST.down(UNICAST.java:432)
	at org.jgroups.protocols.pbcast.STABLE.down(STABLE.java:329)
	at org.jgroups.protocols.pbcast.ClientGmsImpl.findInitialMembers(ClientGmsImpl.java:207)
	at org.jgroups.protocols.pbcast.ClientGmsImpl.joinInternal(ClientGmsImpl.java:73)
	at org.jgroups.protocols.pbcast.ClientGmsImpl.join(ClientGmsImpl.java:38)
	at org.jgroups.protocols.pbcast.GMS.down(GMS.java:912)
	at org.jgroups.protocols.FC.down(FC.java:435)
	at org.jgroups.protocols.FRAG2.down(FRAG2.java:147)
	at org.jgroups.stack.ProtocolStack.down(ProtocolStack.java:1033)
	at org.jgroups.JChannel.down(JChannel.java:734)
	at org.jgroups.JChannel.connect(JChannel.java:296)
	... 21 more{code}

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