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TestStopAnalyzer.javaAPI DocApache Lucene 2.1.02392Wed Feb 14 10:46:34 GMT 2007org.apache.lucene.analysis

TestStopAnalyzer

public class TestStopAnalyzer extends TestCase
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.

Fields Summary
private StopAnalyzer
stop
private Set
inValidTokens
Constructors Summary
public TestStopAnalyzer(String s)

  
     
    super(s);
  
Methods Summary
protected voidsetUp()

    for (int i = 0; i < StopAnalyzer.ENGLISH_STOP_WORDS.length; i++) {
      inValidTokens.add(StopAnalyzer.ENGLISH_STOP_WORDS[i]);
    }
  
public voidtestDefaults()

    assertTrue(stop != null);
    StringReader reader = new StringReader("This is a test of the english stop analyzer");
    TokenStream stream = stop.tokenStream("test", reader);
    assertTrue(stream != null);
    Token token = null;
    while ((token = stream.next()) != null) {
      assertFalse(inValidTokens.contains(token.termText()));
    }
  
public voidtestStopList()

    Set stopWordsSet = new HashSet();
    stopWordsSet.add("good");
    stopWordsSet.add("test");
    stopWordsSet.add("analyzer");
    StopAnalyzer newStop = new StopAnalyzer((String[])stopWordsSet.toArray(new String[3]));
    StringReader reader = new StringReader("This is a good test of the english stop analyzer");
    TokenStream stream = newStop.tokenStream("test", reader);
    assertNotNull(stream);
    Token token = null;
    while ((token = stream.next()) != null) {
      String text = token.termText();
      assertFalse(stopWordsSet.contains(text));
    }