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package org.apache.lucene.util;
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* Copyright 2009 The Apache Software Foundation
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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import org.apache.lucene.analysis.MockAnalyzer;
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import org.apache.lucene.document.Document;
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import org.apache.lucene.document.Field;
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import org.apache.lucene.search.FieldCache;
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import org.apache.lucene.index.IndexReader;
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import org.apache.lucene.index.MultiReader;
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import org.apache.lucene.index.IndexWriter;
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import org.apache.lucene.store.Directory;
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import org.apache.lucene.util.LuceneTestCase;
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import org.apache.lucene.util.FieldCacheSanityChecker.Insanity;
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import org.apache.lucene.util.FieldCacheSanityChecker.InsanityType;
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import java.io.IOException;
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public class TestFieldCacheSanityChecker extends LuceneTestCase {
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protected IndexReader readerA;
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protected IndexReader readerB;
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protected IndexReader readerX;
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protected Directory dirA, dirB;
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private static final int NUM_DOCS = 1000;
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public void setUp() throws Exception {
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dirA = newDirectory();
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dirB = newDirectory();
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IndexWriter wA = new IndexWriter(dirA, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random)));
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IndexWriter wB = new IndexWriter(dirB, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random)));
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long theLong = Long.MAX_VALUE;
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double theDouble = Double.MAX_VALUE;
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byte theByte = Byte.MAX_VALUE;
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short theShort = Short.MAX_VALUE;
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int theInt = Integer.MAX_VALUE;
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float theFloat = Float.MAX_VALUE;
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for (int i = 0; i < NUM_DOCS; i++){
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Document doc = new Document();
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doc.add(newField("theLong", String.valueOf(theLong--), Field.Store.NO, Field.Index.NOT_ANALYZED));
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doc.add(newField("theDouble", String.valueOf(theDouble--), Field.Store.NO, Field.Index.NOT_ANALYZED));
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doc.add(newField("theByte", String.valueOf(theByte--), Field.Store.NO, Field.Index.NOT_ANALYZED));
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doc.add(newField("theShort", String.valueOf(theShort--), Field.Store.NO, Field.Index.NOT_ANALYZED));
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doc.add(newField("theInt", String.valueOf(theInt--), Field.Store.NO, Field.Index.NOT_ANALYZED));
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doc.add(newField("theFloat", String.valueOf(theFloat--), Field.Store.NO, Field.Index.NOT_ANALYZED));
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readerA = IndexReader.open(dirA, true);
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readerB = IndexReader.open(dirB, true);
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readerX = new MultiReader(new IndexReader[] { readerA, readerB });
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public void tearDown() throws Exception {
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public void testSanity() throws IOException {
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FieldCache cache = FieldCache.DEFAULT;
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cache.purgeAllCaches();
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cache.getDoubles(readerA, "theDouble");
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cache.getDoubles(readerA, "theDouble", FieldCache.DEFAULT_DOUBLE_PARSER);
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cache.getDoubles(readerB, "theDouble", FieldCache.DEFAULT_DOUBLE_PARSER);
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cache.getInts(readerX, "theInt");
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cache.getInts(readerX, "theInt", FieldCache.DEFAULT_INT_PARSER);
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Insanity[] insanity =
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FieldCacheSanityChecker.checkSanity(cache.getCacheEntries());
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if (0 < insanity.length)
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dumpArray(getTestLabel() + " INSANITY", insanity, System.err);
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assertEquals("shouldn't be any cache insanity", 0, insanity.length);
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cache.purgeAllCaches();
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public void testInsanity1() throws IOException {
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FieldCache cache = FieldCache.DEFAULT;
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cache.purgeAllCaches();
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cache.getInts(readerX, "theInt", FieldCache.DEFAULT_INT_PARSER);
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cache.getStrings(readerX, "theInt");
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cache.getBytes(readerX, "theByte");
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Insanity[] insanity =
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FieldCacheSanityChecker.checkSanity(cache.getCacheEntries());
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assertEquals("wrong number of cache errors", 1, insanity.length);
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assertEquals("wrong type of cache error",
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InsanityType.VALUEMISMATCH,
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insanity[0].getType());
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assertEquals("wrong number of entries in cache error", 2,
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insanity[0].getCacheEntries().length);
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// we expect bad things, don't let tearDown complain about them
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cache.purgeAllCaches();
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public void testInsanity2() throws IOException {
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FieldCache cache = FieldCache.DEFAULT;
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cache.purgeAllCaches();
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cache.getStrings(readerA, "theString");
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cache.getStrings(readerB, "theString");
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cache.getStrings(readerX, "theString");
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cache.getBytes(readerX, "theByte");
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Insanity[] insanity =
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FieldCacheSanityChecker.checkSanity(cache.getCacheEntries());
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assertEquals("wrong number of cache errors", 1, insanity.length);
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assertEquals("wrong type of cache error",
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InsanityType.SUBREADER,
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insanity[0].getType());
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assertEquals("wrong number of entries in cache error", 3,
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insanity[0].getCacheEntries().length);
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// we expect bad things, don't let tearDown complain about them
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cache.purgeAllCaches();
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public void testInsanity3() throws IOException {
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// :TODO: subreader tree walking is really hairy ... add more crazy tests.