| package org.apache.lucene.search; |
| |
| /** |
| * 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.util.LuceneTestCase; |
| |
| import org.apache.lucene.index.IndexReader; |
| import org.apache.lucene.index.RandomIndexWriter; |
| import org.apache.lucene.queryParser.QueryParser; |
| import org.apache.lucene.store.Directory; |
| import org.apache.lucene.analysis.MockAnalyzer; |
| import org.apache.lucene.analysis.SimpleAnalyzer; |
| import org.apache.lucene.document.Document; |
| import org.apache.lucene.document.Field; |
| |
| /** Similarity unit test. |
| * |
| * |
| * @version $Revision$ |
| */ |
| public class TestNot extends LuceneTestCase { |
| |
| public void testNot() throws Exception { |
| Directory store = newDirectory(); |
| RandomIndexWriter writer = new RandomIndexWriter(random, store); |
| |
| Document d1 = new Document(); |
| d1.add(newField("field", "a b", Field.Store.YES, Field.Index.ANALYZED)); |
| |
| writer.addDocument(d1); |
| IndexReader reader = writer.getReader(); |
| |
| IndexSearcher searcher = newSearcher(reader); |
| QueryParser parser = new QueryParser(TEST_VERSION_CURRENT, "field", new MockAnalyzer(random)); |
| Query query = parser.parse("a NOT b"); |
| //System.out.println(query); |
| ScoreDoc[] hits = searcher.search(query, null, 1000).scoreDocs; |
| assertEquals(0, hits.length); |
| writer.close(); |
| searcher.close(); |
| reader.close(); |
| store.close(); |
| } |
| } |