Adrien Grand created LUCENE-4983: ------------------------------------ Summary: CommonGramsFilter assumes all input tokens have a length of 1 Key: LUCENE-4983 URL: https://issues.apache.org/jira/browse/LUCENE-4983 Project: Lucene - Core Issue Type: Bug Reporter: Adrien Grand
CommonGramsFilter set posLenAttribute to 2 for bi-grams, no matter the length of the input tokens. Here is an example seed that produces a failure: {noformat} [junit4:junit4] <JUnit4> says Привет! Master seed: 3296009A5B3B7A05 [junit4:junit4] Executing 1 suite with 1 JVM. [junit4:junit4] [junit4:junit4] Started J0 PID(23946@RD-38). [junit4:junit4] Suite: org.apache.lucene.analysis.core.TestRandomChains [junit4:junit4] 2> TEST FAIL: useCharFilter=true text='apuqdgtr wjco mpc ' [junit4:junit4] 2> Exception from random analyzer: [junit4:junit4] 2> charfilters= [junit4:junit4] 2> org.apache.lucene.analysis.pattern.PatternReplaceCharFilter(a, <APOSTROPHE>, java.io.StringReader@699f982d) [junit4:junit4] 2> org.apache.lucene.analysis.charfilter.HTMLStripCharFilter(org.apache.lucene.analysis.pattern.PatternReplaceCharFilter@6cbfe887, [<NUM>]) [junit4:junit4] 2> tokenizer= [junit4:junit4] 2> org.apache.lucene.analysis.core.LetterTokenizer(LUCENE_44, org.apache.lucene.util.AttributeSource$AttributeFactory$DefaultAttributeFactory@4fb3c3d9, org.apache.lucene.analysis.core.TestRandomChains$CheckThatYouDidntReadAnythingReaderWrapper@2b3b2ed8) [junit4:junit4] 2> filters= [junit4:junit4] 2> org.apache.lucene.analysis.util.ElisionFilter(org.apache.lucene.analysis.ValidatingTokenFilter@0, [iez]) [junit4:junit4] 2> org.apache.lucene.analysis.MockGraphTokenFilter(java.util.Random@3a807d14, org.apache.lucene.analysis.ValidatingTokenFilter@20) [junit4:junit4] 2> org.apache.lucene.analysis.commongrams.CommonGramsFilter(LUCENE_44, org.apache.lucene.analysis.ValidatingTokenFilter@37caea, [bbtzjxco, , jafehvlp, kujsm, znpfw, xqfni]) [junit4:junit4] 2> org.apache.lucene.analysis.bg.BulgarianStemFilter(org.apache.lucene.analysis.ValidatingTokenFilter@6c1927b) [junit4:junit4] 2> offsetsAreCorrect=true [junit4:junit4] 2> NOTE: reproduce with: ant test -Dtestcase=TestRandomChains -Dtests.method=testRandomChains -Dtests.seed=3296009A5B3B7A05 -Dtests.multiplier=3 -Dtests.slow=true -Dtests.locale=ar_YE -Dtests.timezone=Europe/London -Dtests.file.encoding=US-ASCII [junit4:junit4] ERROR 14.7s | TestRandomChains.testRandomChains <<< [junit4:junit4] > Throwable #1: java.lang.IllegalStateException: stage 3: inconsistent endOffset at pos=2: 13 vs 8; token=[㑮ٯb_ [junit4:junit4] > at __randomizedtesting.SeedInfo.seed([3296009A5B3B7A05:F7729FB1C2967C5]:0) [junit4:junit4] > at org.apache.lucene.analysis.ValidatingTokenFilter.incrementToken(ValidatingTokenFilter.java:135) [junit4:junit4] > at org.apache.lucene.analysis.bg.BulgarianStemFilter.incrementToken(BulgarianStemFilter.java:48) [junit4:junit4] > at org.apache.lucene.analysis.ValidatingTokenFilter.incrementToken(ValidatingTokenFilter.java:78) [junit4:junit4] > at org.apache.lucene.analysis.BaseTokenStreamTestCase.checkAnalysisConsistency(BaseTokenStreamTestCase.java:635) [junit4:junit4] > at org.apache.lucene.analysis.BaseTokenStreamTestCase.checkRandomData(BaseTokenStreamTestCase.java:546) [junit4:junit4] > at org.apache.lucene.analysis.BaseTokenStreamTestCase.checkRandomData(BaseTokenStreamTestCase.java:447) [junit4:junit4] > at org.apache.lucene.analysis.core.TestRandomChains.testRandomChains(TestRandomChains.java:944) [junit4:junit4] > at java.lang.Thread.run(Thread.java:679) [junit4:junit4] 2> NOTE: test params are: codec=Lucene42: {dummy=PostingsFormat(name=Direct)}, docValues:{}, sim=DefaultSimilarity, locale=ar_YE, timezone=Europe/London [junit4:junit4] 2> NOTE: Linux 3.5.0-27-generic amd64/Sun Microsystems Inc. 1.6.0_27 (64-bit)/cpus=2,threads=1,free=96085824,total=223412224 [junit4:junit4] 2> NOTE: All tests run in this JVM: [TestRandomChains] [junit4:junit4] Completed in 16.32s, 1 test, 1 error <<< FAILURES! {noformat} -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org