tokenrangesinktokenizertest.java

来自「Lucene a java open-source SearchEngine F」· Java 代码 · 共 54 行

package org.apache.lucene.analysis.sinks;

/**
 * Copyright 2004 The Apache Software Foundation
 *
 * Licensed 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 junit.framework.TestCase;
import org.apache.lucene.analysis.TeeTokenFilter;
import org.apache.lucene.analysis.WhitespaceTokenizer;
import org.apache.lucene.analysis.Token;

import java.io.StringReader;
import java.io.IOException;

public class TokenRangeSinkTokenizerTest extends TestCase {


  public TokenRangeSinkTokenizerTest(String s) {
    super(s);
  }

  protected void setUp() {
  }

  protected void tearDown() {

  }

  public void test() throws IOException {
    TokenRangeSinkTokenizer rangeToks = new TokenRangeSinkTokenizer(2, 4);
    String test = "The quick red fox jumped over the lazy brown dogs";
    TeeTokenFilter tee = new TeeTokenFilter(new WhitespaceTokenizer(new StringReader(test)), rangeToks);
    Token tok = null;
    int count = 0;
    while ((tok = tee.next()) != null){
      assertTrue("tok is null and it shouldn't be", tok != null);
      count++;
    }
    assertTrue(count + " does not equal: " + 10, count == 10);
    assertTrue("rangeToks Size: " + rangeToks.getTokens().size() + " is not: " + 2, rangeToks.getTokens().size() == 2);
  }
}