/**
* 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.
*/
package org.apache.solr.analysis;
import java.io.StringReader;
import java.util.HashMap;
import java.util.Map;
import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.WhitespaceTokenizer;
import org.apache.lucene.analysis.tokenattributes.CharTermAttribute;
public class DoubleMetaphoneFilterFactoryTest extends BaseTokenTestCase {
public void testDefaults() throws Exception {
DoubleMetaphoneFilterFactory factory = new DoubleMetaphoneFilterFactory();
factory.init(new HashMap<String, String>());
TokenStream inputStream = new WhitespaceTokenizer(DEFAULT_VERSION, new StringReader("international"));
TokenStream filteredStream = factory.create(inputStream);
assertEquals(DoubleMetaphoneFilter.class, filteredStream.getClass());
assertTokenStreamContents(filteredStream, new String[] { "international", "ANTR" });
}
public void testSettingSizeAndInject() throws Exception {
DoubleMetaphoneFilterFactory factory = new DoubleMetaphoneFilterFactory();
Map<String, String> parameters = new HashMap<String, String>();
parameters.put("inject", "false");
parameters.put("maxCodeLength", "8");
factory.init(parameters);
TokenStream inputStream = new WhitespaceTokenizer(DEFAULT_VERSION, new StringReader("international"));
TokenStream filteredStream = factory.create(inputStream);
assertEquals(DoubleMetaphoneFilter.class, filteredStream.getClass());
assertTokenStreamContents(filteredStream, new String[] { "ANTRNXNL" });
}
/**
* Ensure that reset() removes any state (buffered tokens)
*/
public void testReset() throws Exception {
DoubleMetaphoneFilterFactory factory = new DoubleMetaphoneFilterFactory();
factory.init(new HashMap<String, String>());
TokenStream inputStream = new WhitespaceTokenizer(DEFAULT_VERSION, new StringReader("international"));
TokenStream filteredStream = factory.create(inputStream);
CharTermAttribute termAtt = filteredStream.addAttribute(CharTermAttribute.class);
assertEquals(DoubleMetaphoneFilter.class, filteredStream.getClass());
assertTrue(filteredStream.incrementToken());
assertEquals(13, termAtt.length());
assertEquals("international", termAtt.toString());
filteredStream.reset();
// ensure there are no more tokens, such as ANTRNXNL
assertFalse(filteredStream.incrementToken());
}
}