1 package org.apache.lucene.search;
4 * Copyright 2004 The Apache Software Foundation
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
19 import org.apache.lucene.analysis.MockAnalyzer;
20 import org.apache.lucene.document.Document;
21 import org.apache.lucene.document.Field;
22 import org.apache.lucene.index.IndexReader;
23 import org.apache.lucene.index.RandomIndexWriter;
24 import org.apache.lucene.store.Directory;
25 import org.apache.lucene.util.LuceneTestCase;
26 import java.io.IOException;
27 import java.io.ByteArrayOutputStream;
28 import java.io.PrintStream;
30 public class TestFieldCache extends LuceneTestCase {
31 protected IndexReader reader;
33 private Directory directory;
36 public void setUp() throws Exception {
38 NUM_DOCS = atLeast(1000);
39 directory = newDirectory();
40 RandomIndexWriter writer= new RandomIndexWriter(random, directory, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random)).setMergePolicy(newLogMergePolicy()));
41 long theLong = Long.MAX_VALUE;
42 double theDouble = Double.MAX_VALUE;
43 byte theByte = Byte.MAX_VALUE;
44 short theShort = Short.MAX_VALUE;
45 int theInt = Integer.MAX_VALUE;
46 float theFloat = Float.MAX_VALUE;
47 for (int i = 0; i < NUM_DOCS; i++){
48 Document doc = new Document();
49 doc.add(newField("theLong", String.valueOf(theLong--), Field.Store.NO, Field.Index.NOT_ANALYZED));
50 doc.add(newField("theDouble", String.valueOf(theDouble--), Field.Store.NO, Field.Index.NOT_ANALYZED));
51 doc.add(newField("theByte", String.valueOf(theByte--), Field.Store.NO, Field.Index.NOT_ANALYZED));
52 doc.add(newField("theShort", String.valueOf(theShort--), Field.Store.NO, Field.Index.NOT_ANALYZED));
53 doc.add(newField("theInt", String.valueOf(theInt--), Field.Store.NO, Field.Index.NOT_ANALYZED));
54 doc.add(newField("theFloat", String.valueOf(theFloat--), Field.Store.NO, Field.Index.NOT_ANALYZED));
55 writer.addDocument(doc);
58 reader = IndexReader.open(directory, true);
62 public void tearDown() throws Exception {
68 public void testInfoStream() throws Exception {
70 FieldCache cache = FieldCache.DEFAULT;
71 ByteArrayOutputStream bos = new ByteArrayOutputStream(1024);
72 cache.setInfoStream(new PrintStream(bos));
73 cache.getDoubles(reader, "theDouble");
74 cache.getFloats(reader, "theDouble");
75 assertTrue(bos.toString().indexOf("WARNING") != -1);
77 FieldCache.DEFAULT.purgeAllCaches();
81 public void test() throws IOException {
82 FieldCache cache = FieldCache.DEFAULT;
83 double [] doubles = cache.getDoubles(reader, "theDouble");
84 assertSame("Second request to cache return same array", doubles, cache.getDoubles(reader, "theDouble"));
85 assertSame("Second request with explicit parser return same array", doubles, cache.getDoubles(reader, "theDouble", FieldCache.DEFAULT_DOUBLE_PARSER));
86 assertTrue("doubles Size: " + doubles.length + " is not: " + NUM_DOCS, doubles.length == NUM_DOCS);
87 for (int i = 0; i < doubles.length; i++) {
88 assertTrue(doubles[i] + " does not equal: " + (Double.MAX_VALUE - i), doubles[i] == (Double.MAX_VALUE - i));
92 long [] longs = cache.getLongs(reader, "theLong");
93 assertSame("Second request to cache return same array", longs, cache.getLongs(reader, "theLong"));
94 assertSame("Second request with explicit parser return same array", longs, cache.getLongs(reader, "theLong", FieldCache.DEFAULT_LONG_PARSER));
95 assertTrue("longs Size: " + longs.length + " is not: " + NUM_DOCS, longs.length == NUM_DOCS);
96 for (int i = 0; i < longs.length; i++) {
97 assertTrue(longs[i] + " does not equal: " + (Long.MAX_VALUE - i), longs[i] == (Long.MAX_VALUE - i));
101 byte [] bytes = cache.getBytes(reader, "theByte");
102 assertSame("Second request to cache return same array", bytes, cache.getBytes(reader, "theByte"));
103 assertSame("Second request with explicit parser return same array", bytes, cache.getBytes(reader, "theByte", FieldCache.DEFAULT_BYTE_PARSER));
104 assertTrue("bytes Size: " + bytes.length + " is not: " + NUM_DOCS, bytes.length == NUM_DOCS);
105 for (int i = 0; i < bytes.length; i++) {
106 assertTrue(bytes[i] + " does not equal: " + (Byte.MAX_VALUE - i), bytes[i] == (byte) (Byte.MAX_VALUE - i));
110 short [] shorts = cache.getShorts(reader, "theShort");
111 assertSame("Second request to cache return same array", shorts, cache.getShorts(reader, "theShort"));
112 assertSame("Second request with explicit parser return same array", shorts, cache.getShorts(reader, "theShort", FieldCache.DEFAULT_SHORT_PARSER));
113 assertTrue("shorts Size: " + shorts.length + " is not: " + NUM_DOCS, shorts.length == NUM_DOCS);
114 for (int i = 0; i < shorts.length; i++) {
115 assertTrue(shorts[i] + " does not equal: " + (Short.MAX_VALUE - i), shorts[i] == (short) (Short.MAX_VALUE - i));
119 int [] ints = cache.getInts(reader, "theInt");
120 assertSame("Second request to cache return same array", ints, cache.getInts(reader, "theInt"));
121 assertSame("Second request with explicit parser return same array", ints, cache.getInts(reader, "theInt", FieldCache.DEFAULT_INT_PARSER));
122 assertTrue("ints Size: " + ints.length + " is not: " + NUM_DOCS, ints.length == NUM_DOCS);
123 for (int i = 0; i < ints.length; i++) {
124 assertTrue(ints[i] + " does not equal: " + (Integer.MAX_VALUE - i), ints[i] == (Integer.MAX_VALUE - i));
128 float [] floats = cache.getFloats(reader, "theFloat");
129 assertSame("Second request to cache return same array", floats, cache.getFloats(reader, "theFloat"));
130 assertSame("Second request with explicit parser return same array", floats, cache.getFloats(reader, "theFloat", FieldCache.DEFAULT_FLOAT_PARSER));
131 assertTrue("floats Size: " + floats.length + " is not: " + NUM_DOCS, floats.length == NUM_DOCS);
132 for (int i = 0; i < floats.length; i++) {
133 assertTrue(floats[i] + " does not equal: " + (Float.MAX_VALUE - i), floats[i] == (Float.MAX_VALUE - i));