+++ /dev/null
-package org.apache.lucene.search.regex;
-
-/**
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import org.apache.lucene.store.Directory;
-import org.apache.lucene.index.IndexReader;
-import org.apache.lucene.index.RandomIndexWriter;
-import org.apache.lucene.index.Term;
-import org.apache.lucene.document.Document;
-import org.apache.lucene.document.Field;
-import org.apache.lucene.search.IndexSearcher;
-import org.apache.lucene.index.TermEnum;
-
-import org.apache.lucene.search.spans.SpanNearQuery;
-import org.apache.lucene.search.spans.SpanQuery;
-import org.apache.lucene.util.LuceneTestCase;
-
-public class TestRegexQuery extends LuceneTestCase {
- private IndexSearcher searcher;
- private IndexReader reader;
- private Directory directory;
- private final String FN = "field";
-
-
- @Override
- public void setUp() throws Exception {
- super.setUp();
- directory = newDirectory();
- RandomIndexWriter writer = new RandomIndexWriter(random, directory);
- Document doc = new Document();
- doc.add(newField(FN, "the quick brown fox jumps over the lazy dog", Field.Store.NO, Field.Index.ANALYZED));
- writer.addDocument(doc);
- reader = writer.getReader();
- writer.close();
- searcher = newSearcher(reader);
- }
-
- @Override
- public void tearDown() throws Exception {
- searcher.close();
- reader.close();
- directory.close();
- super.tearDown();
- }
-
- private Term newTerm(String value) { return new Term(FN, value); }
-
- private int regexQueryNrHits(String regex, RegexCapabilities capability) throws Exception {
- RegexQuery query = new RegexQuery( newTerm(regex));
-
- if ( capability != null )
- query.setRegexImplementation(capability);
-
- return searcher.search(query, null, 1000).totalHits;
- }
-
- private int spanRegexQueryNrHits(String regex1, String regex2, int slop, boolean ordered) throws Exception {
- SpanRegexQuery srq1 = new SpanRegexQuery( newTerm(regex1));
- SpanRegexQuery srq2 = new SpanRegexQuery( newTerm(regex2));
- SpanNearQuery query = new SpanNearQuery( new SpanQuery[]{srq1, srq2}, slop, ordered);
-
- return searcher.search(query, null, 1000).totalHits;
- }
-
- public void testMatchAll() throws Exception {
- TermEnum terms = new RegexQuery(new Term(FN, "jum.")).getEnum(searcher.getIndexReader());
- // no term should match
- assertNull(terms.term());
- assertFalse(terms.next());
- }
-
- public void testRegex1() throws Exception {
- assertEquals(1, regexQueryNrHits("^q.[aeiou]c.*$", null));
- }
-
- public void testRegex2() throws Exception {
- assertEquals(0, regexQueryNrHits("^.[aeiou]c.*$", null));
- }
-
- public void testRegex3() throws Exception {
- assertEquals(0, regexQueryNrHits("^q.[aeiou]c$", null));
- }
-
- public void testSpanRegex1() throws Exception {
- assertEquals(1, spanRegexQueryNrHits("^q.[aeiou]c.*$", "dog", 6, true));
- }
-
- public void testSpanRegex2() throws Exception {
- assertEquals(0, spanRegexQueryNrHits("^q.[aeiou]c.*$", "dog", 5, true));
- }
-
- public void testEquals() throws Exception {
- RegexQuery query1 = new RegexQuery( newTerm("foo.*"));
- query1.setRegexImplementation(new JakartaRegexpCapabilities());
-
- RegexQuery query2 = new RegexQuery( newTerm("foo.*"));
- assertFalse(query1.equals(query2));
- }
-
- public void testJakartaCaseSensativeFail() throws Exception {
- assertEquals(0, regexQueryNrHits("^.*DOG.*$", null));
- }
-
- public void testJavaUtilCaseSensativeFail() throws Exception {
- assertEquals(0, regexQueryNrHits("^.*DOG.*$", null));
- }
-
- public void testJakartaCaseInsensative() throws Exception {
- assertEquals(1, regexQueryNrHits("^.*DOG.*$", new JakartaRegexpCapabilities(JakartaRegexpCapabilities.FLAG_MATCH_CASEINDEPENDENT)));
- }
-
- public void testJavaUtilCaseInsensative() throws Exception {
- assertEquals(1, regexQueryNrHits("^.*DOG.*$", new JavaUtilRegexCapabilities(JavaUtilRegexCapabilities.FLAG_CASE_INSENSITIVE)));
- }
-
-}
-