package com.digitalpebble.behemoth.languageidentification;
/**
* 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.
*/
import junit.framework.TestCase;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.io.Writable;
import com.digitalpebble.behemoth.BehemothConfiguration;
import com.digitalpebble.behemoth.BehemothDocument;
import com.digitalpebble.behemoth.languageidentification.LanguageIdProcessor;
public class LanguageIDProcessorTest extends TestCase {
LanguageIdProcessor langid = null;
public void setUp() throws Exception {
Configuration conf = BehemothConfiguration.create();
langid = new LanguageIdProcessor();
langid.setConf(conf);
}
public void tearDown() throws Exception {
}
public void testLanguageID() {
String text = "Ceci est un texte en Francais, un peu court mais ca devrait etre assez pour la detection.";
assertEquals("fr", testLanguage(text));
text = "This text is in English, it is a bit short but it should be enough for detecting its language";
assertEquals("en", testLanguage(text));
}
private String testLanguage(String text) {
// Create a very simple Behemoth document
String url = "dummyDoc.html";
BehemothDocument doc = new BehemothDocument();
doc.setContent(text.getBytes());
doc.setText(text);
doc.setUrl(url);
// don't set the text as such
// or the content type
BehemothDocument[] outputs = langid.process(doc, null);
// the output should contain only one document
assertEquals(1, outputs.length);
BehemothDocument output = outputs[0];
// the output document should have a language metadata
// and its value should be french
Writable lang = output.getMetadata().get(
LanguageIdProcessor.languageMDKey);
return lang.toString();
}
}