+++ /dev/null
-package org.apache.lucene.queryParser;
-
-/**
- * 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 java.io.IOException;
-import java.io.Reader;
-import java.util.HashMap;
-import java.util.Map;
-
-import org.apache.lucene.analysis.Analyzer;
-import org.apache.lucene.analysis.MockAnalyzer;
-import org.apache.lucene.analysis.TokenStream;
-import org.apache.lucene.analysis.standard.StandardAnalyzer;
-import org.apache.lucene.document.Document;
-import org.apache.lucene.document.Field;
-import org.apache.lucene.index.IndexWriter;
-import org.apache.lucene.search.BooleanClause;
-import org.apache.lucene.search.IndexSearcher;
-import org.apache.lucene.search.Query;
-import org.apache.lucene.search.ScoreDoc;
-import org.apache.lucene.search.BooleanClause.Occur;
-import org.apache.lucene.store.Directory;
-import org.apache.lucene.util.LuceneTestCase;
-
-/**
- * Tests QueryParser.
- */
-public class TestMultiFieldQueryParser extends LuceneTestCase {
-
- /** test stop words parsing for both the non static form, and for the
- * corresponding static form (qtxt, fields[]). */
- public void testStopwordsParsing() throws Exception {
- assertStopQueryEquals("one", "b:one t:one");
- assertStopQueryEquals("one stop", "b:one t:one");
- assertStopQueryEquals("one (stop)", "b:one t:one");
- assertStopQueryEquals("one ((stop))", "b:one t:one");
- assertStopQueryEquals("stop", "");
- assertStopQueryEquals("(stop)", "");
- assertStopQueryEquals("((stop))", "");
- }
-
- // verify parsing of query using a stopping analyzer
- private void assertStopQueryEquals (String qtxt, String expectedRes) throws Exception {
- String[] fields = {"b", "t"};
- Occur occur[] = {Occur.SHOULD, Occur.SHOULD};
- TestQueryParser.QPTestAnalyzer a = new TestQueryParser.QPTestAnalyzer();
- MultiFieldQueryParser mfqp = new MultiFieldQueryParser(TEST_VERSION_CURRENT, fields, a);
-
- Query q = mfqp.parse(qtxt);
- assertEquals(expectedRes, q.toString());
-
- q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, qtxt, fields, occur, a);
- assertEquals(expectedRes, q.toString());
- }
-
- public void testSimple() throws Exception {
- String[] fields = {"b", "t"};
- MultiFieldQueryParser mfqp = new MultiFieldQueryParser(TEST_VERSION_CURRENT, fields, new MockAnalyzer(random));
-
- Query q = mfqp.parse("one");
- assertEquals("b:one t:one", q.toString());
-
- q = mfqp.parse("one two");
- assertEquals("(b:one t:one) (b:two t:two)", q.toString());
-
- q = mfqp.parse("+one +two");
- assertEquals("+(b:one t:one) +(b:two t:two)", q.toString());
-
- q = mfqp.parse("+one -two -three");
- assertEquals("+(b:one t:one) -(b:two t:two) -(b:three t:three)", q.toString());
-
- q = mfqp.parse("one^2 two");
- assertEquals("((b:one t:one)^2.0) (b:two t:two)", q.toString());
-
- q = mfqp.parse("one~ two");
- assertEquals("(b:one~0.5 t:one~0.5) (b:two t:two)", q.toString());
-
- q = mfqp.parse("one~0.8 two^2");
- assertEquals("(b:one~0.8 t:one~0.8) ((b:two t:two)^2.0)", q.toString());
-
- q = mfqp.parse("one* two*");
- assertEquals("(b:one* t:one*) (b:two* t:two*)", q.toString());
-
- q = mfqp.parse("[a TO c] two");
- assertEquals("(b:[a TO c] t:[a TO c]) (b:two t:two)", q.toString());
-
- q = mfqp.parse("w?ldcard");
- assertEquals("b:w?ldcard t:w?ldcard", q.toString());
-
- q = mfqp.parse("\"foo bar\"");
- assertEquals("b:\"foo bar\" t:\"foo bar\"", q.toString());
-
- q = mfqp.parse("\"aa bb cc\" \"dd ee\"");
- assertEquals("(b:\"aa bb cc\" t:\"aa bb cc\") (b:\"dd ee\" t:\"dd ee\")", q.toString());
-
- q = mfqp.parse("\"foo bar\"~4");
- assertEquals("b:\"foo bar\"~4 t:\"foo bar\"~4", q.toString());
-
- // LUCENE-1213: MultiFieldQueryParser was ignoring slop when phrase had a field.
- q = mfqp.parse("b:\"foo bar\"~4");
- assertEquals("b:\"foo bar\"~4", q.toString());
-
- // make sure that terms which have a field are not touched:
- q = mfqp.parse("one f:two");
- assertEquals("(b:one t:one) f:two", q.toString());
-
- // AND mode:
- mfqp.setDefaultOperator(QueryParser.AND_OPERATOR);
- q = mfqp.parse("one two");
- assertEquals("+(b:one t:one) +(b:two t:two)", q.toString());
- q = mfqp.parse("\"aa bb cc\" \"dd ee\"");
- assertEquals("+(b:\"aa bb cc\" t:\"aa bb cc\") +(b:\"dd ee\" t:\"dd ee\")", q.toString());
-
- }
-
- public void testBoostsSimple() throws Exception {
- Map<String,Float> boosts = new HashMap<String,Float>();
- boosts.put("b", Float.valueOf(5));
- boosts.put("t", Float.valueOf(10));
- String[] fields = {"b", "t"};
- MultiFieldQueryParser mfqp = new MultiFieldQueryParser(TEST_VERSION_CURRENT, fields, new MockAnalyzer(random), boosts);
-
-
- //Check for simple
- Query q = mfqp.parse("one");
- assertEquals("b:one^5.0 t:one^10.0", q.toString());
-
- //Check for AND
- q = mfqp.parse("one AND two");
- assertEquals("+(b:one^5.0 t:one^10.0) +(b:two^5.0 t:two^10.0)", q.toString());
-
- //Check for OR
- q = mfqp.parse("one OR two");
- assertEquals("(b:one^5.0 t:one^10.0) (b:two^5.0 t:two^10.0)", q.toString());
-
- //Check for AND and a field
- q = mfqp.parse("one AND two AND foo:test");
- assertEquals("+(b:one^5.0 t:one^10.0) +(b:two^5.0 t:two^10.0) +foo:test", q.toString());
-
- q = mfqp.parse("one^3 AND two^4");
- assertEquals("+((b:one^5.0 t:one^10.0)^3.0) +((b:two^5.0 t:two^10.0)^4.0)", q.toString());
- }
-
- public void testStaticMethod1() throws ParseException {
- String[] fields = {"b", "t"};
- String[] queries = {"one", "two"};
- Query q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, queries, fields, new MockAnalyzer(random));
- assertEquals("b:one t:two", q.toString());
-
- String[] queries2 = {"+one", "+two"};
- q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, queries2, fields, new MockAnalyzer(random));
- assertEquals("(+b:one) (+t:two)", q.toString());
-
- String[] queries3 = {"one", "+two"};
- q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, queries3, fields, new MockAnalyzer(random));
- assertEquals("b:one (+t:two)", q.toString());
-
- String[] queries4 = {"one +more", "+two"};
- q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, queries4, fields, new MockAnalyzer(random));
- assertEquals("(b:one +b:more) (+t:two)", q.toString());
-
- String[] queries5 = {"blah"};
- try {
- q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, queries5, fields, new MockAnalyzer(random));
- fail();
- } catch(IllegalArgumentException e) {
- // expected exception, array length differs
- }
-
- // check also with stop words for this static form (qtxts[], fields[]).
- TestQueryParser.QPTestAnalyzer stopA = new TestQueryParser.QPTestAnalyzer();
-
- String[] queries6 = {"((+stop))", "+((stop))"};
- q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, queries6, fields, stopA);
- assertEquals("", q.toString());
-
- String[] queries7 = {"one ((+stop)) +more", "+((stop)) +two"};
- q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, queries7, fields, stopA);
- assertEquals("(b:one +b:more) (+t:two)", q.toString());
-
- }
-
- public void testStaticMethod2() throws ParseException {
- String[] fields = {"b", "t"};
- BooleanClause.Occur[] flags = {BooleanClause.Occur.MUST, BooleanClause.Occur.MUST_NOT};
- Query q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, "one", fields, flags, new MockAnalyzer(random));
- assertEquals("+b:one -t:one", q.toString());
-
- q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, "one two", fields, flags, new MockAnalyzer(random));
- assertEquals("+(b:one b:two) -(t:one t:two)", q.toString());
-
- try {
- BooleanClause.Occur[] flags2 = {BooleanClause.Occur.MUST};
- q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, "blah", fields, flags2, new MockAnalyzer(random));
- fail();
- } catch(IllegalArgumentException e) {
- // expected exception, array length differs
- }
- }
-
- public void testStaticMethod2Old() throws ParseException {
- String[] fields = {"b", "t"};
- //int[] flags = {MultiFieldQueryParser.REQUIRED_FIELD, MultiFieldQueryParser.PROHIBITED_FIELD};
- BooleanClause.Occur[] flags = {BooleanClause.Occur.MUST, BooleanClause.Occur.MUST_NOT};
-
- Query q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, "one", fields, flags, new MockAnalyzer(random));//, fields, flags, new MockAnalyzer(random));
- assertEquals("+b:one -t:one", q.toString());
-
- q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, "one two", fields, flags, new MockAnalyzer(random));
- assertEquals("+(b:one b:two) -(t:one t:two)", q.toString());
-
- try {
- BooleanClause.Occur[] flags2 = {BooleanClause.Occur.MUST};
- q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, "blah", fields, flags2, new MockAnalyzer(random));
- fail();
- } catch(IllegalArgumentException e) {
- // expected exception, array length differs
- }
- }
-
- public void testStaticMethod3() throws ParseException {
- String[] queries = {"one", "two", "three"};
- String[] fields = {"f1", "f2", "f3"};
- BooleanClause.Occur[] flags = {BooleanClause.Occur.MUST,
- BooleanClause.Occur.MUST_NOT, BooleanClause.Occur.SHOULD};
- Query q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, queries, fields, flags, new MockAnalyzer(random));
- assertEquals("+f1:one -f2:two f3:three", q.toString());
-
- try {
- BooleanClause.Occur[] flags2 = {BooleanClause.Occur.MUST};
- q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, queries, fields, flags2, new MockAnalyzer(random));
- fail();
- } catch(IllegalArgumentException e) {
- // expected exception, array length differs
- }
- }
-
- public void testStaticMethod3Old() throws ParseException {
- String[] queries = {"one", "two"};
- String[] fields = {"b", "t"};
- BooleanClause.Occur[] flags = {BooleanClause.Occur.MUST, BooleanClause.Occur.MUST_NOT};
- Query q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, queries, fields, flags, new MockAnalyzer(random));
- assertEquals("+b:one -t:two", q.toString());
-
- try {
- BooleanClause.Occur[] flags2 = {BooleanClause.Occur.MUST};
- q = MultiFieldQueryParser.parse(TEST_VERSION_CURRENT, queries, fields, flags2, new MockAnalyzer(random));
- fail();
- } catch(IllegalArgumentException e) {
- // expected exception, array length differs
- }
- }
-
- public void testAnalyzerReturningNull() throws ParseException {
- String[] fields = new String[] { "f1", "f2", "f3" };
- MultiFieldQueryParser parser = new MultiFieldQueryParser(TEST_VERSION_CURRENT, fields, new AnalyzerReturningNull());
- Query q = parser.parse("bla AND blo");
- assertEquals("+(f2:bla f3:bla) +(f2:blo f3:blo)", q.toString());
- // the following queries are not affected as their terms are not analyzed anyway:
- q = parser.parse("bla*");
- assertEquals("f1:bla* f2:bla* f3:bla*", q.toString());
- q = parser.parse("bla~");
- assertEquals("f1:bla~0.5 f2:bla~0.5 f3:bla~0.5", q.toString());
- q = parser.parse("[a TO c]");
- assertEquals("f1:[a TO c] f2:[a TO c] f3:[a TO c]", q.toString());
- }
-
- public void testStopWordSearching() throws Exception {
- Analyzer analyzer = new MockAnalyzer(random);
- Directory ramDir = newDirectory();
- IndexWriter iw = new IndexWriter(ramDir, newIndexWriterConfig(TEST_VERSION_CURRENT, analyzer));
- Document doc = new Document();
- doc.add(newField("body", "blah the footest blah", Field.Store.NO, Field.Index.ANALYZED));
- iw.addDocument(doc);
- iw.close();
-
- MultiFieldQueryParser mfqp =
- new MultiFieldQueryParser(TEST_VERSION_CURRENT, new String[] {"body"}, analyzer);
- mfqp.setDefaultOperator(QueryParser.Operator.AND);
- Query q = mfqp.parse("the footest");
- IndexSearcher is = new IndexSearcher(ramDir, true);
- ScoreDoc[] hits = is.search(q, null, 1000).scoreDocs;
- assertEquals(1, hits.length);
- is.close();
- ramDir.close();
- }
-
- /**
- * Return empty tokens for field "f1".
- */
- private static class AnalyzerReturningNull extends Analyzer {
- MockAnalyzer stdAnalyzer = new MockAnalyzer(random);
-
- public AnalyzerReturningNull() {
- }
-
- @Override
- public TokenStream tokenStream(String fieldName, Reader reader) {
- if ("f1".equals(fieldName)) {
- return new EmptyTokenStream();
- } else {
- return stdAnalyzer.tokenStream(fieldName, reader);
- }
- }
-
- private static class EmptyTokenStream extends TokenStream {
- @Override
- public boolean incrementToken() throws IOException {
- return false;
- }
- }
- }
-
-}
fnp / pylucene.git / blobdiff