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From "Uwe Schindler (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SOLR-2673) Some Solr tests depend on order of test methods in source file, but Java 7 seems to no longer ensure that
Date Sun, 24 Jul 2011 13:50:09 GMT

     [ https://issues.apache.org/jira/browse/SOLR-2673?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Uwe Schindler updated SOLR-2673:
--------------------------------

    Fix Version/s: 4.0
                   3.4

> Some Solr tests depend on order of test methods in source file, but Java 7 seems to no
longer ensure that
> ---------------------------------------------------------------------------------------------------------
>
>                 Key: SOLR-2673
>                 URL: https://issues.apache.org/jira/browse/SOLR-2673
>             Project: Solr
>          Issue Type: Bug
>            Reporter: Uwe Schindler
>              Labels: Java7
>             Fix For: 3.4, 4.0
>
>         Attachments: SOLR-2673.patch
>
>
> With Java7 (b147) Solr tests fail, seems to be because of caching (maybe ConcurrentLRUCache
violates Java Memory Model, which can be seen in Java 7 only):
> Example TestFiltering (passes sometimes):
> {noformat}
> junit-sequential:
>     [junit] Testsuite: org.apache.solr.search.TestFiltering
>     [junit] Tests run: 2, Failures: 0, Errors: 1, Time elapsed: 6,082 sec
>     [junit]
>     [junit] ------------- Standard Error -----------------
>     [junit] VII 24, 2011 4:53:02 AM org.apache.solr.SolrTestCaseJ4 assertJQ
>     [junit] SEVERE: query failed JSON validation. error=mismatch: '3'!='2' @ response/docs/[0]/val_i
>     [junit]  expected =/response/docs==[{"val_i":3}]
>     [junit]  response = {
>     [junit]   "responseHeader":{
>     [junit]     "status":0,
>     [junit]     "QTime":11},
>     [junit]   "response":{"numFound":5,"start":2,"docs":[
>     [junit]       {
>     [junit]         "val_i":2}]
>     [junit]   }}
>     [junit]  request = fl=val_i&sort=val_i+asc&start=2&q={!cache%3Dfalse}*:*&rows=1
>     [junit] NOTE: reproduce with: ant test -Dtestcase=TestFiltering -Dtestmethod=testCaching
-Dtests.seed=9127548164660185224:-55134
> 75064094727964
>     [junit] NOTE: test params are: codec=RandomCodecProvider: {id=MockFixedIntBlock(blockSize=571),
val_i=MockFixedIntBlock(blockSiz
> e=571)}, locale=bg, timezone=Pacific/Galapagos
>     [junit] NOTE: all tests run in this JVM:
>     [junit] [TestFiltering]
>     [junit] NOTE: Windows 7 6.1 amd64/Oracle Corporation 1.7.0 (64-bit)/cpus=2,threads=1,free=253309552,total=262799360
>     [junit] ------------- ---------------- ---------------
>     [junit] Testcase: testCaching(org.apache.solr.search.TestFiltering):        Caused
an ERROR
>     [junit] mismatch: '3'!='2' @ response/docs/[0]/val_i
>     [junit] java.lang.RuntimeException: mismatch: '3'!='2' @ response/docs/[0]/val_i
>     [junit]     at org.apache.solr.SolrTestCaseJ4.assertJQ(SolrTestCaseJ4.java:467)
>     [junit]     at org.apache.solr.SolrTestCaseJ4.assertJQ(SolrTestCaseJ4.java:415)
>     [junit]     at org.apache.solr.search.TestFiltering.testCaching(TestFiltering.java:105)
>     [junit]     at org.apache.lucene.util.LuceneTestCase$LuceneTestCaseRunner.runChild(LuceneTestCase.java:1486)
>     [junit]     at org.apache.lucene.util.LuceneTestCase$LuceneTestCaseRunner.runChild(LuceneTestCase.java:1404)
>     [junit]
>     [junit]
>     [junit] Test org.apache.solr.search.TestFiltering FAILED
> {noformat}
> It is definitely not a Hotspot issue, as it also happens with -Xint and -Xbatch.

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