[
https://issues.apache.org/jira/browse/LUCENE-3478?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13119283#comment-13119283
]
selckin commented on LUCENE-3478:
---------------------------------
probably no help but here's another seed that fails with current trunk:
ant test -Dtestcase=TestSimpleExplanations -Dtestmethod=testDMQ8
-Dtests.seed=fbca02f55c014c4:-30d3a78946a8c6e4:7b00fc6c23b3e9f
> TestSimpleExplanations failure
> ------------------------------
>
> Key: LUCENE-3478
> URL: https://issues.apache.org/jira/browse/LUCENE-3478
> Project: Lucene - Java
> Issue Type: Bug
> Components: core/search
> Reporter: Michael McCandless
> Fix For: 4.0
>
> Attachments: LUCENE-3478.patch, LUCENE-3478.patch
>
>
> {noformat}
> ant test -Dtestcase=TestSimpleExplanations -Dtestmethod=testDMQ8
> -Dtests.seed=-7e984babece66153:3e3298ae627b33a9:3093059db62bcc71
> {noformat}
> fails w/ this on current trunk... looks like silly floating point precision
> issue:
> {noformat}
> [junit] Testsuite: org.apache.lucene.search.TestSimpleExplanations
> [junit] 1.4508595 = (MATCH) sum of:
> [junit] 1.4508595 = (MATCH) weight(field:yy in 2)
> [DefaultSimilarity], result of:
> [junit] 1.4508595 = score(doc=2,freq=1.0 = termFreq=1
> [junit] ), product of:
> [junit] 1.287682 = queryWeight, product of:
> [junit] 1.287682 = idf(docFreq=2, maxDocs=4)
> [junit] 1.0 = queryNorm
> [junit] 1.1267219 = fieldWeight in 2, product of:
> [junit] 1.0 = tf(freq=1.0), with freq of:
> [junit] 1.0 = termFreq=1
> [junit] 1.287682 = idf(docFreq=2, maxDocs=4)
> [junit] 0.875 = fieldNorm(doc=2)
> [junit] 145085.95 = (MATCH) weight(field:xx^100000.0 in 2)
> [DefaultSimilarity], result of:
> [junit] 145085.95 = score(doc=2,freq=1.0 = termFreq=1
> [junit] ), product of:
> [junit] 128768.2 = queryWeight, product of:
> [junit] 100000.0 = boost
> [junit] 1.287682 = idf(docFreq=2, maxDocs=4)
> [junit] 1.0 = queryNorm
> [junit] 1.1267219 = fieldWeight in 2, product of:
> [junit] 1.0 = tf(freq=1.0), with freq of:
> [junit] 1.0 = termFreq=1
> [junit] 1.287682 = idf(docFreq=2, maxDocs=4)
> [junit] 0.875 = fieldNorm(doc=2)
> [junit] expected:<145086.66> but was:<145086.69>)
> [junit] Tests run: 1, Failures: 1, Errors: 0, Time elapsed: 0.544 sec
> [junit]
> [junit] ------------- Standard Error -----------------
> [junit] NOTE: reproduce with: ant test -Dtestcase=TestSimpleExplanations
> -Dtestmethod=testDMQ8
> -Dtests.seed=144152895b276837:eb7ba4953db943f:33373b79a971db02
> [junit] NOTE: test params are: codec=PreFlex,
> sim=RandomSimilarityProvider(queryNorm=false,coord=false):
> {field=DefaultSimilarity, alt=DFR I(ne)LZ(0.3), KEY=IB LL-D2}, locale=en_IN,
> timezone=Pacific/Samoa
> [junit] NOTE: all tests run in this JVM:
> [junit] [TestSimpleExplanations]
> [junit] NOTE: Linux 2.6.33.6-147.fc13.x86_64 amd64/Sun Microsystems Inc.
> 1.6.0_21 (64-bit)/cpus=24,threads=1,free=130426744,total=189988864
> [junit] ------------- ---------------- ---------------
> [junit] Testcase:
> testDMQ8(org.apache.lucene.search.TestSimpleExplanations): FAILED
> [junit] ((field:yy field:w5^100.0) | field:xx^100000.0)~0.5:
> score(doc=2)=145086.66 != explanationScore=145086.69 Explanation: 145086.69 =
> (MATCH) max plus 0.5 times others of:
> [junit] 1.4508595 = (MATCH) sum of:
> [junit] 1.4508595 = (MATCH) weight(field:yy in 2)
> [DefaultSimilarity], result of:
> [junit] 1.4508595 = score(doc=2,freq=1.0 = termFreq=1
> [junit] ), product of:
> [junit] 1.287682 = queryWeight, product of:
> [junit] 1.287682 = idf(docFreq=2, maxDocs=4)
> [junit] 1.0 = queryNorm
> [junit] 1.1267219 = fieldWeight in 2, product of:
> [junit] 1.0 = tf(freq=1.0), with freq of:
> [junit] 1.0 = termFreq=1
> [junit] 1.287682 = idf(docFreq=2, maxDocs=4)
> [junit] 0.875 = fieldNorm(doc=2)
> [junit] 145085.95 = (MATCH) weight(field:xx^100000.0 in 2)
> [DefaultSimilarity], result of:
> [junit] 145085.95 = score(doc=2,freq=1.0 = termFreq=1
> [junit] ), product of:
> [junit] 128768.2 = queryWeight, product of:
> [junit] 100000.0 = boost
> [junit] 1.287682 = idf(docFreq=2, maxDocs=4)
> [junit] 1.0 = queryNorm
> [junit] 1.1267219 = fieldWeight in 2, product of:
> [junit] 1.0 = tf(freq=1.0), with freq of:
> [junit] 1.0 = termFreq=1
> [junit] 1.287682 = idf(docFreq=2, maxDocs=4)
> [junit] 0.875 = fieldNorm(doc=2)
> [junit] expected:<145086.66> but was:<145086.69>
> [junit] junit.framework.AssertionFailedError: ((field:yy field:w5^100.0)
> | field:xx^100000.0)~0.5: score(doc=2)=145086.66 !=
> explanationScore=145086.69 Explanation: 145086.69 = (MATCH) max plus 0.5
> times others of:
> [junit] 1.4508595 = (MATCH) sum of:
> [junit] 1.4508595 = (MATCH) weight(field:yy in 2)
> [DefaultSimilarity], result of:
> [junit] 1.4508595 = score(doc=2,freq=1.0 = termFreq=1
> [junit] ), product of:
> [junit] 1.287682 = queryWeight, product of:
> [junit] 1.287682 = idf(docFreq=2, maxDocs=4)
> [junit] 1.0 = queryNorm
> [junit] 1.1267219 = fieldWeight in 2, product of:
> [junit] 1.0 = tf(freq=1.0), with freq of:
> [junit] 1.0 = termFreq=1
> [junit] 1.287682 = idf(docFreq=2, maxDocs=4)
> [junit] 0.875 = fieldNorm(doc=2)
> [junit] 145085.95 = (MATCH) weight(field:xx^100000.0 in 2)
> [DefaultSimilarity], result of:
> [junit] 145085.95 = score(doc=2,freq=1.0 = termFreq=1
> [junit] ), product of:
> [junit] 128768.2 = queryWeight, product of:
> [junit] 100000.0 = boost
> [junit] 1.287682 = idf(docFreq=2, maxDocs=4)
> [junit] 1.0 = queryNorm
> [junit] 1.1267219 = fieldWeight in 2, product of:
> [junit] 1.0 = tf(freq=1.0), with freq of:
> [junit] 1.0 = termFreq=1
> [junit] 1.287682 = idf(docFreq=2, maxDocs=4)
> [junit] 0.875 = fieldNorm(doc=2)
> [junit] expected:<145086.66> but was:<145086.69>
> [junit] at
> org.apache.lucene.search.CheckHits.verifyExplanation(CheckHits.java:324)
> [junit] at
> org.apache.lucene.search.CheckHits$ExplanationAsserter.collect(CheckHits.java:494)
> [junit] at org.apache.lucene.search.Scorer.score(Scorer.java:60)
> [junit] at
> org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:580)
> [junit] at
> org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:363)
> [junit] at
> org.apache.lucene.search.CheckHits.checkExplanations(CheckHits.java:302)
> [junit] at
> org.apache.lucene.search.QueryUtils.checkExplanations(QueryUtils.java:92)
> [junit] at
> org.apache.lucene.search.QueryUtils.check(QueryUtils.java:126)
> [junit] at
> org.apache.lucene.search.QueryUtils.check(QueryUtils.java:122)
> [junit] at
> org.apache.lucene.search.QueryUtils.check(QueryUtils.java:106)
> [junit] at
> org.apache.lucene.search.CheckHits.checkHitCollector(CheckHits.java:89)
> [junit] at
> org.apache.lucene.search.TestExplanations.qtest(TestExplanations.java:99)
> [junit] at
> org.apache.lucene.search.TestSimpleExplanations.testDMQ8(TestSimpleExplanations.java:224)
> [junit] at
> org.apache.lucene.util.LuceneTestCase$2$1.evaluate(LuceneTestCase.java:611)
> [junit] at
> org.apache.lucene.util.LuceneTestCaseRunner.runChild(LuceneTestCaseRunner.java:148)
> [junit] at
> org.apache.lucene.util.LuceneTestCaseRunner.runChild(LuceneTestCaseRunner.java:50)
> [junit]
> [junit]
> [junit] Test org.apache.lucene.search.TestSimpleExplanations FAILED
> {noformat}
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