[LUCENE-7557] GroupingSearchTest.testBasic() failure

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 6.4, 7.0
• Component/s: modules/grouping
• Lucene Fields: New
• Assignee: Unassigned
• Reporter: Steven Rowe
• Created: 12/Nov/16 12:30
• Updated: 28/Aug/22 15:06
• Resolved: 12/Nov/16 15:46

Description

My Jenkins found a reproducing seed on branch_6x:

   [junit4] Suite: org.apache.lucene.search.grouping.GroupingSearchTest
   [junit4]   2> NOTE: reproduce with: ant test  -Dtestcase=GroupingSearchTest -Dtests.method=testBasic -Dtests.seed=9BB24ADA14828646 -Dtests.slow=true -Dtests.locale=sq-AL -Dtests.timezone=America/Noronha -Dtests.asserts=true -Dtests.file.encoding=UTF-8
   [junit4] FAILURE 0.14s J4 | GroupingSearchTest.testBasic <<<
   [junit4]    > Throwable #1: java.lang.AssertionError: expected:<author3> but was:<author1>
   [junit4]    > 	at __randomizedtesting.SeedInfo.seed([9BB24ADA14828646:304857CFCB5E0068]:0)
   [junit4]    > 	at org.apache.lucene.search.grouping.GroupingSearchTest.compareGroupValue(GroupingSearchTest.java:196)
   [junit4]    > 	at org.apache.lucene.search.grouping.GroupingSearchTest.testBasic(GroupingSearchTest.java:134)
   [junit4]    > 	at java.lang.Thread.run(Thread.java:745)
   [junit4]   2> NOTE: test params are: codec=Asserting(Lucene62): {groupend=BlockTreeOrds(blocksize=128), author=PostingsFormat(name=LuceneVarGapDocFreqInterval), content=Lucene50(blocksize=128), group=PostingsFormat(name=LuceneVarGapDocFreqInterval)}, docValues:{author=DocValuesFormat(name=Lucene54), group=DocValuesFormat(name=Lucene54)}, maxPointsInLeafNode=831, maxMBSortInHeap=5.452843749897674, sim=RandomSimilarity(queryNorm=false,coord=yes): {author=IB SPL-D3(800.0), content=org.apache.lucene.search.similarities.BooleanSimilarity@e9a0cc7, group=DFR I(n)Z(0.3)}, locale=sq-AL, timezone=America/Noronha
   [junit4]   2> NOTE: Linux 4.1.0-custom2-amd64 amd64/Oracle Corporation 1.8.0_77 (64-bit)/cpus=16,threads=1,free=407190896,total=514850816
   [junit4]   2> NOTE: All tests run in this JVM: [GroupingSearchTest]
   [junit4] Completed [1/6 (1!)] on J4 in 1.43s, 2 tests, 1 failure <<< FAILURES!