1 package org.apache.lucene.search;
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20 import org.apache.lucene.util.LuceneTestCase;
22 import org.apache.lucene.index.IndexReader;
23 import org.apache.lucene.index.RandomIndexWriter;
24 import org.apache.lucene.queryParser.QueryParser;
25 import org.apache.lucene.store.Directory;
26 import org.apache.lucene.analysis.MockAnalyzer;
27 import org.apache.lucene.analysis.SimpleAnalyzer;
28 import org.apache.lucene.document.Document;
29 import org.apache.lucene.document.Field;
31 /** Similarity unit test.
34 * @version $Revision: 1091277 $
36 public class TestNot extends LuceneTestCase {
38 public void testNot() throws Exception {
39 Directory store = newDirectory();
40 RandomIndexWriter writer = new RandomIndexWriter(random, store);
42 Document d1 = new Document();
43 d1.add(newField("field", "a b", Field.Store.YES, Field.Index.ANALYZED));
45 writer.addDocument(d1);
46 IndexReader reader = writer.getReader();
48 IndexSearcher searcher = newSearcher(reader);
49 QueryParser parser = new QueryParser(TEST_VERSION_CURRENT, "field", new MockAnalyzer(random));
50 Query query = parser.parse("a NOT b");
51 //System.out.println(query);
52 ScoreDoc[] hits = searcher.search(query, null, 1000).scoreDocs;
53 assertEquals(0, hits.length);