Package opennlp.tools.formats

Source Code of opennlp.tools.formats.Conll02NameSampleStreamTest

/*
* 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 opennlp.tools.formats;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;

import java.io.IOException;
import java.io.InputStream;

import opennlp.tools.formats.Conll02NameSampleStream.LANGUAGE;
import opennlp.tools.namefind.NameSample;
import opennlp.tools.util.ObjectStream;
import opennlp.tools.util.Span;

import org.junit.Test;

/**
*
* Note:
* Sample training data must be UTF-8 encoded and uncompressed!
*/
public class Conll02NameSampleStreamTest {
 
  private static ObjectStream<NameSample> openData(LANGUAGE lang, String name) throws IOException {
    InputStream in = Conll02NameSampleStreamTest.class.getResourceAsStream("/opennlp/tools/formats/" + name);
   
    return new Conll02NameSampleStream(lang, in, Conll02NameSampleStream.GENERATE_PERSON_ENTITIES);
  }
 
  @Test
  public void testParsingSpanishSample() throws IOException {
   
    ObjectStream<NameSample> sampleStream = openData(LANGUAGE.ES, "conll2002-es.sample");
   
    NameSample personName = sampleStream.read();
   
    assertNotNull(personName);
   
    assertEquals(5, personName.getSentence().length);
    assertEquals(1, personName.getNames().length);
    assertEquals(true, personName.isClearAdaptiveDataSet());
   
    Span nameSpan = personName.getNames()[0];
    assertEquals(0, nameSpan.getStart());
    assertEquals(4, nameSpan.getEnd());
    assertEquals(true, personName.isClearAdaptiveDataSet());
   
    assertEquals(0, sampleStream.read().getNames().length);
   
    assertNull(sampleStream.read());
  }
 
  @Test
  public void testParsingDutchSample() throws IOException {
    ObjectStream<NameSample> sampleStream = openData(LANGUAGE.NL, "conll2002-nl.sample");
   
    NameSample personName = sampleStream.read();
   
    assertEquals(0, personName.getNames().length);
    assertTrue(personName.isClearAdaptiveDataSet());
   
    personName = sampleStream.read();
   
    assertFalse(personName.isClearAdaptiveDataSet());
   
    assertNull(sampleStream.read());
  }
}
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