1 package org.apache.lucene.search;
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20 import org.apache.lucene.store.Directory;
21 import org.apache.lucene.util.LuceneTestCase;
23 import org.apache.lucene.document.DateTools;
24 import org.apache.lucene.document.Document;
25 import org.apache.lucene.document.Field;
26 import org.apache.lucene.index.IndexReader;
27 import org.apache.lucene.index.RandomIndexWriter;
28 import org.apache.lucene.index.Term;
30 import java.io.IOException;
33 * DateFilter JUnit tests.
36 * @version $Revision: 1066722 $
38 public class TestDateFilter extends LuceneTestCase {
43 public void testBefore() throws IOException {
45 Directory indexStore = newDirectory();
46 RandomIndexWriter writer = new RandomIndexWriter(random, indexStore);
48 long now = System.currentTimeMillis();
50 Document doc = new Document();
51 // add time that is in the past
52 doc.add(newField("datefield", DateTools.timeToString(now - 1000,
53 DateTools.Resolution.MILLISECOND), Field.Store.YES,
54 Field.Index.NOT_ANALYZED));
55 doc.add(newField("body", "Today is a very sunny day in New York City",
56 Field.Store.YES, Field.Index.ANALYZED));
57 writer.addDocument(doc);
59 IndexReader reader = writer.getReader();
61 IndexSearcher searcher = newSearcher(reader);
63 // filter that should preserve matches
64 // DateFilter df1 = DateFilter.Before("datefield", now);
65 TermRangeFilter df1 = new TermRangeFilter("datefield", DateTools
66 .timeToString(now - 2000, DateTools.Resolution.MILLISECOND), DateTools
67 .timeToString(now, DateTools.Resolution.MILLISECOND), false, true);
68 // filter that should discard matches
69 // DateFilter df2 = DateFilter.Before("datefield", now - 999999);
70 TermRangeFilter df2 = new TermRangeFilter("datefield", DateTools
71 .timeToString(0, DateTools.Resolution.MILLISECOND), DateTools
72 .timeToString(now - 2000, DateTools.Resolution.MILLISECOND), true,
75 // search something that doesn't exist with DateFilter
76 Query query1 = new TermQuery(new Term("body", "NoMatchForThis"));
78 // search for something that does exists
79 Query query2 = new TermQuery(new Term("body", "sunny"));
83 // ensure that queries return expected results without DateFilter first
84 result = searcher.search(query1, null, 1000).scoreDocs;
85 assertEquals(0, result.length);
87 result = searcher.search(query2, null, 1000).scoreDocs;
88 assertEquals(1, result.length);
90 // run queries with DateFilter
91 result = searcher.search(query1, df1, 1000).scoreDocs;
92 assertEquals(0, result.length);
94 result = searcher.search(query1, df2, 1000).scoreDocs;
95 assertEquals(0, result.length);
97 result = searcher.search(query2, df1, 1000).scoreDocs;
98 assertEquals(1, result.length);
100 result = searcher.search(query2, df2, 1000).scoreDocs;
101 assertEquals(0, result.length);
110 public void testAfter() throws IOException {
112 Directory indexStore = newDirectory();
113 RandomIndexWriter writer = new RandomIndexWriter(random, indexStore);
115 long now = System.currentTimeMillis();
117 Document doc = new Document();
118 // add time that is in the future
119 doc.add(newField("datefield", DateTools.timeToString(now + 888888,
120 DateTools.Resolution.MILLISECOND), Field.Store.YES,
121 Field.Index.NOT_ANALYZED));
122 doc.add(newField("body", "Today is a very sunny day in New York City",
123 Field.Store.YES, Field.Index.ANALYZED));
124 writer.addDocument(doc);
126 IndexReader reader = writer.getReader();
128 IndexSearcher searcher = newSearcher(reader);
130 // filter that should preserve matches
131 // DateFilter df1 = DateFilter.After("datefield", now);
132 TermRangeFilter df1 = new TermRangeFilter("datefield", DateTools
133 .timeToString(now, DateTools.Resolution.MILLISECOND), DateTools
134 .timeToString(now + 999999, DateTools.Resolution.MILLISECOND), true,
136 // filter that should discard matches
137 // DateFilter df2 = DateFilter.After("datefield", now + 999999);
138 TermRangeFilter df2 = new TermRangeFilter("datefield", DateTools
139 .timeToString(now + 999999, DateTools.Resolution.MILLISECOND),
140 DateTools.timeToString(now + 999999999,
141 DateTools.Resolution.MILLISECOND), false, true);
143 // search something that doesn't exist with DateFilter
144 Query query1 = new TermQuery(new Term("body", "NoMatchForThis"));
146 // search for something that does exists
147 Query query2 = new TermQuery(new Term("body", "sunny"));
151 // ensure that queries return expected results without DateFilter first
152 result = searcher.search(query1, null, 1000).scoreDocs;
153 assertEquals(0, result.length);
155 result = searcher.search(query2, null, 1000).scoreDocs;
156 assertEquals(1, result.length);
158 // run queries with DateFilter
159 result = searcher.search(query1, df1, 1000).scoreDocs;
160 assertEquals(0, result.length);
162 result = searcher.search(query1, df2, 1000).scoreDocs;
163 assertEquals(0, result.length);
165 result = searcher.search(query2, df1, 1000).scoreDocs;
166 assertEquals(1, result.length);
168 result = searcher.search(query2, df2, 1000).scoreDocs;
169 assertEquals(0, result.length);