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- Refactored and added 2 more tests. 

Contributed by: Tatu Saloranta


git-svn-id: https://svn.apache.org/repos/asf/lucene/java/trunk@149950 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Otis Gospodnetic 2003-03-01 17:32:21 +00:00
parent b72da81260
commit b328dc9403
1 changed files with 55 additions and 61 deletions
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116
src/test/org/apache/lucene/search/TestWildcard.java
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@ -3,8 +3,8 @@ package org.apache.lucene.search;
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2001 The Apache Software Foundation. All rights
* reserved.
* Copyright (c) 2001, 2002, 2003 The Apache Software Foundation. All
* rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@ -74,28 +74,26 @@ import java.io.IOException;
public class TestWildcard
extends TestCase
{
/**
* Creates a new <code>TestWildcard</code> instance.
*
* @param name the name of the test
*/
public TestWildcard(String name)
{
super(name);
}
/**
* Tests Wildcard queries with an asterisk.
*
*/
public void testAsterisk()
throws IOException
{
RAMDirectory indexStore = new RAMDirectory();
IndexWriter writer = new IndexWriter(indexStore, new SimpleAnalyzer(), true);
Document doc1 = new Document();
Document doc2 = new Document();
doc1.add(Field.Text("body", "metal"));
doc2.add(Field.Text("body", "metals"));
writer.addDocument(doc1);
writer.addDocument(doc2);
writer.optimize();
writer.close();
RAMDirectory indexStore = getIndexStore("body", new String[]
{ "metal", "metals" }
);
IndexSearcher searcher = new IndexSearcher(indexStore);
Query query1 = new TermQuery(new Term("body", "metal"));
Query query2 = new WildcardQuery(new Term("body", "metal*"));
@ -110,68 +108,64 @@ public class TestWildcard
query7.add(query3, false, false);
query7.add(query5, false, false);
Hits result;
// Queries do not automatically lower-case search terms:
Query query8 = new WildcardQuery(new Term("body", "M*tal*"));
result = searcher.search(query1);
assertEquals(1, result.length());
result = searcher.search(query2);
assertEquals(2, result.length());
result = searcher.search(query3);
assertEquals(1, result.length());
result = searcher.search(query4);
assertEquals(2, result.length());
result = searcher.search(query5);
assertEquals(1, result.length());
result = searcher.search(query6);
assertEquals(1, result.length());
result = searcher.search(query7);
assertEquals(2, result.length());
assertMatches(searcher, query1, 1);
assertMatches(searcher, query2, 2);
assertMatches(searcher, query3, 1);
assertMatches(searcher, query4, 2);
assertMatches(searcher, query5, 1);
assertMatches(searcher, query6, 1);
assertMatches(searcher, query7, 2);
assertMatches(searcher, query8, 0);
}
/**
* Tests Wildcard queries with a question mark.
*
* @exception IOException if an error occurs
*/
public void testQuestionmark()
throws IOException
{
RAMDirectory indexStore = new RAMDirectory();
IndexWriter writer = new IndexWriter(indexStore, new SimpleAnalyzer(), true);
Document doc1 = new Document();
Document doc2 = new Document();
Document doc3 = new Document();
Document doc4 = new Document();
doc1.add(Field.Text("body", "metal"));
doc2.add(Field.Text("body", "metals"));
doc3.add(Field.Text("body", "mXtals"));
doc4.add(Field.Text("body", "mXtXls"));
writer.addDocument(doc1);
writer.addDocument(doc2);
writer.addDocument(doc3);
writer.addDocument(doc4);
writer.optimize();
writer.close();
RAMDirectory indexStore = getIndexStore("body", new String[]
{ "metal", "metals", "mXtals", "mXtXls" }
);
IndexSearcher searcher = new IndexSearcher(indexStore);
Query query1 = new WildcardQuery(new Term("body", "m?tal"));
Query query2 = new WildcardQuery(new Term("body", "metal?"));
Query query3 = new WildcardQuery(new Term("body", "metals?"));
Query query4 = new WildcardQuery(new Term("body", "m?t?ls"));
Query query5 = new WildcardQuery(new Term("body", "M?t?ls"));
Hits result;
assertMatches(searcher, query1, 1);
assertMatches(searcher, query2, 2);
assertMatches(searcher, query3, 1);
assertMatches(searcher, query4, 3);
assertMatches(searcher, query5, 0);
}
result = searcher.search(query1);
assertEquals(1, result.length());
private RAMDirectory getIndexStore(String field, String[] contents)
throws IOException
{
RAMDirectory indexStore = new RAMDirectory();
IndexWriter writer = new IndexWriter(indexStore, new SimpleAnalyzer(), true);
for (int i = 0; i < contents.length; ++i) {
Document doc = new Document();
doc.add(Field.Text(field, contents[i]));
writer.addDocument(doc);
}
writer.optimize();
writer.close();
result = searcher.search(query2);
assertEquals(2, result.length());
return indexStore;
}
result = searcher.search(query3);
assertEquals(1, result.length());
result = searcher.search(query4);
assertEquals(3, result.length());
private void assertMatches(IndexSearcher searcher, Query q, int expectedMatches)
throws IOException
{
Hits result = searcher.search(q);
assertEquals(expectedMatches, result.length());
}
}