+++ /dev/null
-package org.apache.lucene.search.spell;
-
-/**
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import java.io.IOException;
-import java.util.Iterator;
-
-import org.apache.lucene.analysis.MockAnalyzer;
-import org.apache.lucene.analysis.MockTokenizer;
-import org.apache.lucene.analysis.WhitespaceAnalyzer;
-import org.apache.lucene.document.Document;
-import org.apache.lucene.document.Field;
-import org.apache.lucene.index.IndexReader;
-import org.apache.lucene.index.IndexWriter;
-import org.apache.lucene.store.Directory;
-import org.apache.lucene.util.LuceneTestCase;
-
-/**
- * Test case for LuceneDictionary.
- * It first creates a simple index and then a couple of instances of LuceneDictionary
- * on different fields and checks if all the right text comes back.
- */
-public class TestLuceneDictionary extends LuceneTestCase {
-
- private Directory store;
-
- private IndexReader indexReader = null;
- private LuceneDictionary ld;
- private Iterator<String> it;
-
- @Override
- public void setUp() throws Exception {
- super.setUp();
- store = newDirectory();
- IndexWriter writer = new IndexWriter(store, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random, MockTokenizer.WHITESPACE, false)));
-
- Document doc;
-
- doc = new Document();
- doc.add(newField("aaa", "foo", Field.Store.YES, Field.Index.ANALYZED));
- writer.addDocument(doc);
-
- doc = new Document();
- doc.add(newField("aaa", "foo", Field.Store.YES, Field.Index.ANALYZED));
- writer.addDocument(doc);
-
- doc = new Document();
- doc.add(new Field("contents", "Tom", Field.Store.YES, Field.Index.ANALYZED));
- writer.addDocument(doc);
-
- doc = new Document();
- doc.add(new Field("contents", "Jerry", Field.Store.YES, Field.Index.ANALYZED));
- writer.addDocument(doc);
-
- doc = new Document();
- doc.add(newField("zzz", "bar", Field.Store.YES, Field.Index.ANALYZED));
- writer.addDocument(doc);
-
- writer.optimize();
- writer.close();
- }
-
- @Override
- public void tearDown() throws Exception {
- if (indexReader != null)
- indexReader.close();
- store.close();
- super.tearDown();
- }
-
- public void testFieldNonExistent() throws IOException {
- try {
- indexReader = IndexReader.open(store, true);
-
- ld = new LuceneDictionary(indexReader, "nonexistent_field");
- it = ld.getWordsIterator();
-
- assertFalse("More elements than expected", it.hasNext());
- assertTrue("Nonexistent element is really null", it.next() == null);
- } finally {
- if (indexReader != null) { indexReader.close(); }
- }
- }
-
- public void testFieldAaa() throws IOException {
- try {
- indexReader = IndexReader.open(store, true);
-
- ld = new LuceneDictionary(indexReader, "aaa");
- it = ld.getWordsIterator();
-
- assertTrue("First element doesn't exist.", it.hasNext());
- assertTrue("First element isn't correct", it.next().equals("foo"));
- assertFalse("More elements than expected", it.hasNext());
- assertTrue("Nonexistent element is really null", it.next() == null);
- } finally {
- if (indexReader != null) { indexReader.close(); }
- }
- }
-
- public void testFieldContents_1() throws IOException {
- try {
- indexReader = IndexReader.open(store, true);
-
- ld = new LuceneDictionary(indexReader, "contents");
- it = ld.getWordsIterator();
-
- assertTrue("First element doesn't exist.", it.hasNext());
- assertTrue("First element isn't correct", it.next().equals("Jerry"));
- assertTrue("Second element doesn't exist.", it.hasNext());
- assertTrue("Second element isn't correct", it.next().equals("Tom"));
- assertFalse("More elements than expected", it.hasNext());
- assertTrue("Nonexistent element is really null", it.next() == null);
-
- ld = new LuceneDictionary(indexReader, "contents");
- it = ld.getWordsIterator();
-
- int counter = 2;
- while (it.hasNext()) {
- it.next();
- counter--;
- }
-
- assertTrue("Number of words incorrect", counter == 0);
- }
- finally {
- if (indexReader != null) { indexReader.close(); }
- }
- }
-
- public void testFieldContents_2() throws IOException {
- try {
- indexReader = IndexReader.open(store, true);
-
- ld = new LuceneDictionary(indexReader, "contents");
- it = ld.getWordsIterator();
-
- // hasNext() should have no side effects
- assertTrue("First element isn't were it should be.", it.hasNext());
- assertTrue("First element isn't were it should be.", it.hasNext());
- assertTrue("First element isn't were it should be.", it.hasNext());
-
- // just iterate through words
- assertTrue("First element isn't correct", it.next().equals("Jerry"));
- assertTrue("Second element isn't correct", it.next().equals("Tom"));
- assertTrue("Nonexistent element is really null", it.next() == null);
-
- // hasNext() should still have no side effects ...
- assertFalse("There should be any more elements", it.hasNext());
- assertFalse("There should be any more elements", it.hasNext());
- assertFalse("There should be any more elements", it.hasNext());
-
- // .. and there are really no more words
- assertTrue("Nonexistent element is really null", it.next() == null);
- assertTrue("Nonexistent element is really null", it.next() == null);
- assertTrue("Nonexistent element is really null", it.next() == null);
- }
- finally {
- if (indexReader != null) { indexReader.close(); }
- }
- }
-
- public void testFieldZzz() throws IOException {
- try {
- indexReader = IndexReader.open(store, true);
-
- ld = new LuceneDictionary(indexReader, "zzz");
- it = ld.getWordsIterator();
-
- assertTrue("First element doesn't exist.", it.hasNext());
- assertTrue("First element isn't correct", it.next().equals("bar"));
- assertFalse("More elements than expected", it.hasNext());
- assertTrue("Nonexistent element is really null", it.next() == null);
- }
- finally {
- if (indexReader != null) { indexReader.close(); }
- }
- }
-
- public void testSpellchecker() throws IOException {
- Directory dir = newDirectory();
- SpellChecker sc = new SpellChecker(dir);
- indexReader = IndexReader.open(store, true);
- sc.indexDictionary(new LuceneDictionary(indexReader, "contents"));
- String[] suggestions = sc.suggestSimilar("Tam", 1);
- assertEquals(1, suggestions.length);
- assertEquals("Tom", suggestions[0]);
- suggestions = sc.suggestSimilar("Jarry", 1);
- assertEquals(1, suggestions.length);
- assertEquals("Jerry", suggestions[0]);
- indexReader.close();
- sc.close();
- dir.close();
- }
-
-}
fnp / pylucene.git / blobdiff