[jira] [Updated] (LUCENE-8288) Context query with regex "." produces an assertion failure
[
https://issues.apache.org/jira/browse/LUCENE-8288?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Jim Ferenczi updated LUCENE-8288:
-
Attachment: LUCENE-8288.patch
> Context query with regex "." produces an assertion failure
> --
>
> Key: LUCENE-8288
> URL: https://issues.apache.org/jira/browse/LUCENE-8288
> Project: Lucene - Core
> Issue Type: Bug
>Reporter: Julie Tibshirani
>Priority: Major
> Attachments: LUCENE-8288-repro.patch, LUCENE-8288.patch,
> LUCENE-8288.patch
>
>
> When a RegexCompletionQuery of "." is provided to ContextQuery, the following
> assertion failure occurs:
> {code:java}
> java.lang.AssertionError: input should not end with a context separator
> followed by SEP_LABEL
> at
> org.apache.lucene.search.suggest.document.ContextQuery$ContextCompletionWeight.setInnerWeight(ContextQuery.java:299)
> at
> org.apache.lucene.search.suggest.document.ContextQuery$ContextCompletionWeight.setNextMatch(ContextQuery.java:275)
> at
> org.apache.lucene.search.suggest.document.NRTSuggester.lookup(NRTSuggester.java:221)
> at
> org.apache.lucene.search.suggest.document.CompletionScorer.score(CompletionScorer.java:70)
> at org.apache.lucene.search.BulkScorer.score(BulkScorer.java:39)
> at
> org.apache.lucene.search.suggest.document.SuggestIndexSearcher.suggest(SuggestIndexSearcher.java:78)
> at
> org.apache.lucene.search.suggest.document.SuggestIndexSearcher.suggest(SuggestIndexSearcher.java:58)
> at
> org.apache.lucene.search.suggest.document.TestContextQuery.testDotRegexQuery(TestContextQuery.java:188)
> {code}
> Note that this is a related, but distinct issue from
> https://issues.apache.org/jira/browse/LUCENE-8287, where the
> RegexCompletionQuery is empty.
> The attached patch provides a reproduction of the issue, as the test case
> TestContextQuery#testRegexDotQuery. To reproduce, Java assertions must be
> enabled (as in the default configuration for tests).
> The patch also provides a test case for the normal behavior of an empty
> RegexCompletionQuery, when it is not wrapped in ContextQuery
> (TestRegexCompletionQuery#testRegexDotQuery). In this case, there is no
> error, and all suggestions are returned.
> From a quick look, it seems as though "." doesn't capture any characters past
> CompletionAnalyzer.SEP_LABEL, so the matching prefix in
> ContextCompletionWeight#setInnerWeight is unexpectedly empty.
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[jira] [Updated] (LUCENE-8288) Context query with regex "." produces an assertion failure
[
https://issues.apache.org/jira/browse/LUCENE-8288?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Julie Tibshirani updated LUCENE-8288:
-
Summary: Context query with regex "." produces an assertion failure (was:
ContextQuery "." for RegexCompletionQuery produces an assertion failure)
> Context query with regex "." produces an assertion failure
> --
>
> Key: LUCENE-8288
> URL: https://issues.apache.org/jira/browse/LUCENE-8288
> Project: Lucene - Core
> Issue Type: Bug
>Reporter: Julie Tibshirani
>Priority: Major
> Attachments: LUCENE-8288-repro.patch, LUCENE-8288.patch
>
>
> When a RegexCompletionQuery of "." is provided to ContextQuery, the following
> assertion failure occurs:
> {code:java}
> java.lang.AssertionError: input should not end with a context separator
> followed by SEP_LABEL
> at
> org.apache.lucene.search.suggest.document.ContextQuery$ContextCompletionWeight.setInnerWeight(ContextQuery.java:299)
> at
> org.apache.lucene.search.suggest.document.ContextQuery$ContextCompletionWeight.setNextMatch(ContextQuery.java:275)
> at
> org.apache.lucene.search.suggest.document.NRTSuggester.lookup(NRTSuggester.java:221)
> at
> org.apache.lucene.search.suggest.document.CompletionScorer.score(CompletionScorer.java:70)
> at org.apache.lucene.search.BulkScorer.score(BulkScorer.java:39)
> at
> org.apache.lucene.search.suggest.document.SuggestIndexSearcher.suggest(SuggestIndexSearcher.java:78)
> at
> org.apache.lucene.search.suggest.document.SuggestIndexSearcher.suggest(SuggestIndexSearcher.java:58)
> at
> org.apache.lucene.search.suggest.document.TestContextQuery.testDotRegexQuery(TestContextQuery.java:188)
> {code}
> Note that this is a related, but distinct issue from
> https://issues.apache.org/jira/browse/LUCENE-8287, where the
> RegexCompletionQuery is empty.
> The attached patch provides a reproduction of the issue, as the test case
> TestContextQuery#testRegexDotQuery. To reproduce, Java assertions must be
> enabled (as in the default configuration for tests).
> The patch also provides a test case for the normal behavior of an empty
> RegexCompletionQuery, when it is not wrapped in ContextQuery
> (TestRegexCompletionQuery#testRegexDotQuery). In this case, there is no
> error, and all suggestions are returned.
> From a quick look, it seems as though "." doesn't capture any characters past
> CompletionAnalyzer.SEP_LABEL, so the matching prefix in
> ContextCompletionWeight#setInnerWeight is unexpectedly empty.
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