TestPatternTokenizerFactory.java

/*
 * 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
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package org.apache.lucene.analysis.pattern;


import java.io.Reader;
import java.io.StringReader;

import org.apache.lucene.analysis.Tokenizer;
import org.apache.lucene.analysis.util.BaseTokenStreamFactoryTestCase;

/** Simple Tests to ensure this factory is working */
public class TestPatternTokenizerFactory extends BaseTokenStreamFactoryTestCase {
  public void testFactory() throws Exception {
    final Reader reader = new StringReader("Günther Günther is here");
    // create PatternTokenizer
    Tokenizer stream = tokenizerFactory("Pattern", "pattern", "[,;/\\s]+").create(newAttributeFactory());
    stream.setReader(reader);
    assertTokenStreamContents(stream,
        new String[] { "Günther", "Günther", "is", "here" });
  }
  
  /** Test that bogus arguments result in exception */
  public void testBogusArguments() throws Exception {
    IllegalArgumentException expected = expectThrows(IllegalArgumentException.class, () -> {
      tokenizerFactory("Pattern",
          "pattern", "something",
          "bogusArg", "bogusValue");
    });
    assertTrue(expected.getMessage().contains("Unknown parameters"));
  }
}