TestCachingSpanFilter sometimes fails
-------------------------------------
Key: LUCENE-2678
URL: https://issues.apache.org/jira/browse/LUCENE-2678
Project: Lucene - Java
Issue Type: Test
Components: Search
Reporter: Simon Willnauer
Priority: Minor
Fix For: 4.0
if I run
{noformat}
ant test -Dtestcase=TestCachingSpanFilter -Dtestmethod=testEnforceDeletions
-Dtests.seed=5015158121350221714:-3342860915127740146 -Dtests.iter=100
{noformat}
I get two failures on my machine against current trunk
{noformat}
junit-sequential:
[junit] Testsuite: org.apache.lucene.search.TestCachingSpanFilter
[junit] Testcase:
testEnforceDeletions(org.apache.lucene.search.TestCachingSpanFilter): FAILED
[junit] expected:<2> but was:<3>
[junit] junit.framework.AssertionFailedError: expected:<2> but was:<3>
[junit] at
org.apache.lucene.util.LuceneTestCase$LuceneTestCaseRunner.runChild(LuceneTestCase.java:795)
[junit] at
org.apache.lucene.util.LuceneTestCase$LuceneTestCaseRunner.runChild(LuceneTestCase.java:768)
[junit] at
org.apache.lucene.search.TestCachingSpanFilter.testEnforceDeletions(TestCachingSpanFilter.java:101)
[junit]
[junit]
[junit] Testcase:
testEnforceDeletions(org.apache.lucene.search.TestCachingSpanFilter): FAILED
[junit] expected:<2> but was:<3>
[junit] junit.framework.AssertionFailedError: expected:<2> but was:<3>
[junit] at
org.apache.lucene.util.LuceneTestCase$LuceneTestCaseRunner.runChild(LuceneTestCase.java:795)
[junit] at
org.apache.lucene.util.LuceneTestCase$LuceneTestCaseRunner.runChild(LuceneTestCase.java:768)
[junit] at
org.apache.lucene.search.TestCachingSpanFilter.testEnforceDeletions(TestCachingSpanFilter.java:101)
[junit]
[junit]
[junit] Tests run: 100, Failures: 2, Errors: 0, Time elapsed: 2.297 sec
[junit]
[junit] ------------- Standard Output ---------------
[junit] NOTE: reproduce with: ant test -Dtestcase=TestCachingSpanFilter
-Dtestmethod=testEnforceDeletions
-Dtests.seed=5015158121350221714:-3342860915127740146
[junit] NOTE: reproduce with: ant test -Dtestcase=TestCachingSpanFilter
-Dtestmethod=testEnforceDeletions
-Dtests.seed=5015158121350221714:-3342860915127740146
[junit] NOTE: test params are:
codec=MockVariableIntBlock(baseBlockSize=43), locale=fr, timezone=Africa/Bangui
[junit] ------------- ---------------- ---------------
[junit] Test org.apache.lucene.search.TestCachingSpanFilter FAILED
{noformat}
not sure what it is but it seems likely to be a WeakRef / GC issue in the
cache.
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