| /* |
| * 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.search; |
| |
| import java.util.Arrays; |
| import org.apache.lucene.index.Term; |
| import org.apache.lucene.search.BooleanClause.Occur; |
| import org.apache.lucene.search.similarities.ClassicSimilarity; |
| import org.apache.lucene.tests.search.BaseExplanationTestCase; |
| |
| /** |
| * TestExplanations subclass that builds up super crazy complex queries on the assumption that if |
| * the explanations work out right for them, they should work for anything. |
| */ |
| public class TestComplexExplanations extends BaseExplanationTestCase { |
| |
| @Override |
| public void setUp() throws Exception { |
| super.setUp(); |
| // TODO: switch to BM25? |
| searcher.setSimilarity(new ClassicSimilarity()); |
| } |
| |
| @Override |
| public void tearDown() throws Exception { |
| searcher.setSimilarity(IndexSearcher.getDefaultSimilarity()); |
| super.tearDown(); |
| } |
| |
| // :TODO: we really need more crazy complex cases. |
| |
| // ////////////////////////////////////////////////////////////////// |
| |
| // The rest of these aren't that complex, but they are <i>somewhat</i> |
| // complex, and they expose weakness in dealing with queries that match |
| // with scores of 0 wrapped in other queries |
| |
| public void testT3() throws Exception { |
| TermQuery query = new TermQuery(new Term(FIELD, "w1")); |
| bqtest(new BoostQuery(query, 0), new int[] {0, 1, 2, 3}); |
| } |
| |
| public void testMA3() throws Exception { |
| Query q = new MatchAllDocsQuery(); |
| bqtest(new BoostQuery(q, 0), new int[] {0, 1, 2, 3}); |
| } |
| |
| public void testFQ5() throws Exception { |
| TermQuery query = new TermQuery(new Term(FIELD, "xx")); |
| Query filtered = |
| new BooleanQuery.Builder() |
| .add(new BoostQuery(query, 0), Occur.MUST) |
| .add(matchTheseItems(new int[] {1, 3}), Occur.FILTER) |
| .build(); |
| bqtest(filtered, new int[] {3}); |
| } |
| |
| public void testCSQ4() throws Exception { |
| Query q = new ConstantScoreQuery(matchTheseItems(new int[] {3})); |
| bqtest(new BoostQuery(q, 0), new int[] {3}); |
| } |
| |
| public void testDMQ10() throws Exception { |
| BooleanQuery.Builder query = new BooleanQuery.Builder(); |
| ; |
| query.add(new TermQuery(new Term(FIELD, "yy")), Occur.SHOULD); |
| TermQuery boostedQuery = new TermQuery(new Term(FIELD, "w5")); |
| query.add(new BoostQuery(boostedQuery, 100), Occur.SHOULD); |
| |
| TermQuery xxBoostedQuery = new TermQuery(new Term(FIELD, "xx")); |
| |
| DisjunctionMaxQuery q = |
| new DisjunctionMaxQuery( |
| Arrays.asList(query.build(), new BoostQuery(xxBoostedQuery, 0)), 0.5f); |
| bqtest(new BoostQuery(q, 0), new int[] {0, 2, 3}); |
| } |
| |
| public void testMPQ7() throws Exception { |
| MultiPhraseQuery.Builder qb = new MultiPhraseQuery.Builder(); |
| qb.add(ta(new String[] {"w1"})); |
| qb.add(ta(new String[] {"w2"})); |
| qb.setSlop(1); |
| bqtest(new BoostQuery(qb.build(), 0), new int[] {0, 1, 2}); |
| } |
| |
| public void testBQ12() throws Exception { |
| // NOTE: using qtest not bqtest |
| BooleanQuery.Builder query = new BooleanQuery.Builder(); |
| ; |
| query.add(new TermQuery(new Term(FIELD, "w1")), Occur.SHOULD); |
| TermQuery boostedQuery = new TermQuery(new Term(FIELD, "w2")); |
| query.add(new BoostQuery(boostedQuery, 0), Occur.SHOULD); |
| |
| qtest(query.build(), new int[] {0, 1, 2, 3}); |
| } |
| |
| public void testBQ13() throws Exception { |
| // NOTE: using qtest not bqtest |
| BooleanQuery.Builder query = new BooleanQuery.Builder(); |
| ; |
| query.add(new TermQuery(new Term(FIELD, "w1")), Occur.SHOULD); |
| TermQuery boostedQuery = new TermQuery(new Term(FIELD, "w5")); |
| query.add(new BoostQuery(boostedQuery, 0), Occur.MUST_NOT); |
| |
| qtest(query.build(), new int[] {1, 2, 3}); |
| } |
| |
| public void testBQ18() throws Exception { |
| // NOTE: using qtest not bqtest |
| BooleanQuery.Builder query = new BooleanQuery.Builder(); |
| ; |
| TermQuery boostedQuery = new TermQuery(new Term(FIELD, "w1")); |
| query.add(new BoostQuery(boostedQuery, 0), Occur.MUST); |
| query.add(new TermQuery(new Term(FIELD, "w2")), Occur.SHOULD); |
| |
| qtest(query.build(), new int[] {0, 1, 2, 3}); |
| } |
| |
| public void testBQ21() throws Exception { |
| BooleanQuery.Builder builder = new BooleanQuery.Builder(); |
| ; |
| builder.add(new TermQuery(new Term(FIELD, "w1")), Occur.MUST); |
| builder.add(new TermQuery(new Term(FIELD, "w2")), Occur.SHOULD); |
| |
| Query query = builder.build(); |
| |
| bqtest(new BoostQuery(query, 0), new int[] {0, 1, 2, 3}); |
| } |
| |
| public void testBQ22() throws Exception { |
| BooleanQuery.Builder builder = new BooleanQuery.Builder(); |
| ; |
| TermQuery boostedQuery = new TermQuery(new Term(FIELD, "w1")); |
| builder.add(new BoostQuery(boostedQuery, 0), Occur.MUST); |
| builder.add(new TermQuery(new Term(FIELD, "w2")), Occur.SHOULD); |
| BooleanQuery query = builder.build(); |
| |
| bqtest(new BoostQuery(query, 0), new int[] {0, 1, 2, 3}); |
| } |
| } |