nl.inl.blacklab.filter.TestTranscribeGermanAccentsSynonymFilter.java Source code

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/*******************************************************************************
 * Copyright (c) 2010, 2012 Institute for Dutch Lexicology
 *
 * 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.
 *******************************************************************************/
package nl.inl.blacklab.filter;

import java.io.IOException;

import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.tokenattributes.CharTermAttribute;
import org.junit.Assert;
import org.junit.Test;

public class TestTranscribeGermanAccentsSynonymFilter {

    @Test
    public void testRetrieve() throws IOException {
        TokenStream ts = new StubTokenStream(new String[] { "Kln", "Berlin" });
        try {
            ts = new TranscribeGermanAccentsSynonymFilter(ts);
            CharTermAttribute ta = ts.addAttribute(CharTermAttribute.class);
            Assert.assertTrue(ts.incrementToken());
            Assert.assertEquals("Kln", new String(ta.buffer(), 0, ta.length()));
            Assert.assertTrue(ts.incrementToken());
            Assert.assertEquals("Koeln", new String(ta.buffer(), 0, ta.length()));
            Assert.assertTrue(ts.incrementToken());
            Assert.assertEquals("Berlin", new String(ta.buffer(), 0, ta.length()));
            Assert.assertFalse(ts.incrementToken());
        } finally {
            ts.close();
        }
    }

}