| /* |
| * 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. |
| */ |
| package org.apache.lucene.queryparser.complexPhrase; |
| |
| import java.util.HashSet; |
| |
| import org.apache.lucene.analysis.Analyzer; |
| import org.apache.lucene.analysis.MockAnalyzer; |
| import org.apache.lucene.analysis.MockSynonymAnalyzer; |
| import org.apache.lucene.document.Document; |
| import org.apache.lucene.document.Field; |
| import org.apache.lucene.index.DirectoryReader; |
| import org.apache.lucene.index.IndexReader; |
| import org.apache.lucene.index.IndexWriter; |
| import org.apache.lucene.search.IndexSearcher; |
| import org.apache.lucene.search.Query; |
| import org.apache.lucene.search.ScoreDoc; |
| import org.apache.lucene.search.TopDocs; |
| import org.apache.lucene.store.Directory; |
| import org.apache.lucene.util.LuceneTestCase; |
| |
| public class TestComplexPhraseQuery extends LuceneTestCase { |
| Directory rd; |
| Analyzer analyzer; |
| DocData docsContent[] = { |
| new DocData("john smith", "1", "developer"), |
| new DocData("johathon smith", "2", "developer"), |
| new DocData("john percival smith", "3", "designer"), |
| new DocData("jackson waits tom", "4", "project manager"), |
| new DocData("johny perkins", "5", "orders pizza"), |
| new DocData("hapax neverson", "6", "never matches"), |
| new DocData("dog cigar", "7", "just for synonyms"), |
| new DocData("dogs don't smoke cigarettes", "8", "just for synonyms"), |
| }; |
| |
| private IndexSearcher searcher; |
| private IndexReader reader; |
| |
| String defaultFieldName = "name"; |
| |
| boolean inOrder = true; |
| |
| public void testComplexPhrases() throws Exception { |
| checkMatches("\"john smith\"", "1"); // Simple multi-term still works |
| checkMatches("\"j* smyth~\"", "1,2"); // wildcards and fuzzies are OK in |
| // phrases |
| checkMatches("\"(jo* -john) smith\"", "2"); // boolean logic works |
| checkMatches("\"jo* smith\"~2", "1,2,3"); // position logic works. |
| checkMatches("\"jo* [sma TO smZ]\" ", "1,2"); // range queries supported |
| checkMatches("\"john\"", "1,3"); // Simple single-term still works |
| checkMatches("\"(john OR johathon) smith\"", "1,2"); // boolean logic with |
| // brackets works. |
| checkMatches("\"(john OR nosuchword*) smith\"", "1"); // boolean logic with |
| // brackets works when one of the terms in BooleanQuery does not exist (LUCENE-8305). |
| checkMatches("\"(jo* -john) smyth~\"", "2"); // boolean logic with |
| // brackets works. |
| |
| // checkMatches("\"john -percival\"", "1"); // not logic doesn't work |
| // currently :(. |
| |
| checkMatches("\"john nosuchword*\"", ""); // phrases with clauses producing |
| // empty sets |
| |
| checkBadQuery("\"jo* id:1 smith\""); // mixing fields in a phrase is bad |
| checkBadQuery("\"jo* \"smith\" \""); // phrases inside phrases is bad |
| } |
| |
| public void testSingleTermPhrase() throws Exception { |
| checkMatches("\"joh*\"","1,2,3,5"); |
| checkMatches("\"joh~\"","1,3,5"); |
| checkMatches("\"joh*\" \"tom\"", "1,2,3,4,5"); |
| checkMatches("+\"j*\" +\"tom\"", "4"); |
| checkMatches("\"jo*\" \"[sma TO smZ]\" ", "1,2,3,5,8"); |
| checkMatches("+\"j*hn\" +\"sm*h\"", "1,3"); |
| } |
| |
| public void testSynonyms() throws Exception { |
| checkMatches("\"dogs\"","8"); |
| MockSynonymAnalyzer synonym = new MockSynonymAnalyzer(); |
| checkMatches("\"dogs\"","7,8",synonym); |
| // synonym is unidirectional |
| checkMatches("\"dog\"","7",synonym); |
| checkMatches("\"dogs cigar*\"",""); |
| checkMatches("\"dog cigar*\"","7"); |
| checkMatches("\"dogs cigar*\"","7", synonym); |
| checkMatches("\"dog cigar*\"","7", synonym); |
| checkMatches("\"dogs cigar*\"~2","7,8", synonym); |
| // synonym is unidirectional |
| checkMatches("\"dog cigar*\"~2","7", synonym); |
| |
| } |
| |
| public void testUnOrderedProximitySearches() throws Exception { |
| |
| inOrder = true; |
| checkMatches("\"smith jo*\"~2", ""); // ordered proximity produces empty set |
| |
| inOrder = false; |
| checkMatches("\"smith jo*\"~2", "1,2,3"); // un-ordered proximity |
| |
| } |
| |
| private void checkBadQuery(String qString) { |
| ComplexPhraseQueryParser qp = new ComplexPhraseQueryParser(defaultFieldName, analyzer); |
| qp.setInOrder(inOrder); |
| expectThrows(Throwable.class, () -> { |
| qp.parse(qString); |
| }); |
| } |
| |
| private void checkMatches(String qString, String expectedVals) |
| throws Exception { |
| checkMatches(qString, expectedVals, analyzer); |
| } |
| |
| private void checkMatches(String qString, String expectedVals, Analyzer anAnalyzer) |
| throws Exception { |
| ComplexPhraseQueryParser qp = new ComplexPhraseQueryParser(defaultFieldName, anAnalyzer); |
| qp.setInOrder(inOrder); |
| qp.setFuzzyPrefixLength(1); // usually a good idea |
| |
| Query q = qp.parse(qString); |
| |
| HashSet<String> expecteds = new HashSet<>(); |
| String[] vals = expectedVals.split(","); |
| for (int i = 0; i < vals.length; i++) { |
| if (vals[i].length() > 0) |
| expecteds.add(vals[i]); |
| } |
| |
| TopDocs td = searcher.search(q, 10); |
| ScoreDoc[] sd = td.scoreDocs; |
| for (int i = 0; i < sd.length; i++) { |
| Document doc = searcher.doc(sd[i].doc); |
| String id = doc.get("id"); |
| assertTrue(qString + "matched doc#" + id + " not expected", expecteds |
| .contains(id)); |
| expecteds.remove(id); |
| } |
| |
| assertEquals(qString + " missing some matches ", 0, expecteds.size()); |
| |
| } |
| |
| public void testFieldedQuery() throws Exception { |
| checkMatches("name:\"john smith\"", "1"); |
| checkMatches("name:\"j* smyth~\"", "1,2"); |
| checkMatches("role:\"developer\"", "1,2"); |
| checkMatches("role:\"p* manager\"", "4"); |
| checkMatches("role:de*", "1,2,3"); |
| checkMatches("name:\"j* smyth~\"~5", "1,2,3"); |
| checkMatches("role:\"p* manager\" AND name:jack*", "4"); |
| checkMatches("+role:developer +name:jack*", ""); |
| checkMatches("name:\"john smith\"~2 AND role:designer AND id:3", "3"); |
| } |
| |
| public void testToStringContainsSlop() throws Exception { |
| ComplexPhraseQueryParser qp = new ComplexPhraseQueryParser("", analyzer); |
| int slop = random().nextInt(31) + 1; |
| |
| String qString = "name:\"j* smyth~\"~" + slop; |
| Query query = qp.parse(qString); |
| String actualQStr = query.toString(); |
| assertTrue("Slop is not shown in toString()", actualQStr.endsWith("~" + slop)); |
| assertEquals(qString, actualQStr); |
| |
| String string = "\"j* smyth~\""; |
| Query q = qp.parse(string); |
| assertEquals("Don't show implicit slop of zero", q.toString(), string); |
| } |
| |
| public void testHashcodeEquals() throws Exception { |
| ComplexPhraseQueryParser qp = new ComplexPhraseQueryParser(defaultFieldName, analyzer); |
| qp.setInOrder(true); |
| qp.setFuzzyPrefixLength(1); |
| |
| String qString = "\"aaa* bbb*\""; |
| |
| Query q = qp.parse(qString); |
| Query q2 = qp.parse(qString); |
| |
| assertEquals(q.hashCode(), q2.hashCode()); |
| assertEquals(q, q2); |
| |
| qp.setInOrder(false); // SOLR-6011 |
| |
| q2 = qp.parse(qString); |
| |
| // although the general contract of hashCode can't guarantee different values, if we only change one thing |
| // about a single query, it normally should result in a different value (and will with the current |
| // implementation in ComplexPhraseQuery) |
| assertTrue(q.hashCode() != q2.hashCode()); |
| assertTrue(!q.equals(q2)); |
| assertTrue(!q2.equals(q)); |
| } |
| |
| @Override |
| public void setUp() throws Exception { |
| super.setUp(); |
| |
| analyzer = new MockAnalyzer(random()); |
| rd = newDirectory(); |
| IndexWriter w = new IndexWriter(rd, newIndexWriterConfig(analyzer)); |
| for (int i = 0; i < docsContent.length; i++) { |
| Document doc = new Document(); |
| doc.add(newTextField("name", docsContent[i].name, Field.Store.YES)); |
| doc.add(newTextField("id", docsContent[i].id, Field.Store.YES)); |
| doc.add(newTextField("role", docsContent[i].role, Field.Store.YES)); |
| w.addDocument(doc); |
| } |
| w.close(); |
| reader = DirectoryReader.open(rd); |
| searcher = newSearcher(reader); |
| } |
| |
| @Override |
| public void tearDown() throws Exception { |
| reader.close(); |
| rd.close(); |
| super.tearDown(); |
| } |
| |
| static class DocData { |
| String name; |
| |
| String id; |
| |
| String role; |
| |
| public DocData(String name, String id, String role) { |
| super(); |
| this.name = name; |
| this.id = id; |
| this.role = role; |
| } |
| } |
| |
| } |