/*
* 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.postag;
import org.junit.Assert;
import org.junit.Test;
import opennlp.tools.util.featuregen.AdaptiveFeatureGenerator;
import opennlp.tools.util.featuregen.TokenFeatureGenerator;
public class ConfigurablePOSContextGeneratorTest {
private void testContextGeneration(int cacheSize) {
AdaptiveFeatureGenerator fg = new TokenFeatureGenerator();
ConfigurablePOSContextGenerator cg = new ConfigurablePOSContextGenerator(cacheSize, fg);
String[] tokens = new String[] {"a", "b", "c", "d", "e"};
String[] tags = new String[] {"t_a", "t_b", "t_c", "t_d", "t_e"};
cg.getContext(0, tokens, tags, null);
Assert.assertEquals(1, cg.getContext(0, tokens, tags, null).length);
Assert.assertEquals("w=a", cg.getContext(0, tokens, tags, null)[0]);
Assert.assertEquals("w=b", cg.getContext(1, tokens, tags, null)[0]);
Assert.assertEquals("w=c", cg.getContext(2, tokens, tags, null)[0]);
Assert.assertEquals("w=d", cg.getContext(3, tokens, tags, null)[0]);
Assert.assertEquals("w=e", cg.getContext(4, tokens, tags, null)[0]);
}
@Test
public void testWithoutCache() {
testContextGeneration(0);
}
@Test
public void testWithCache() {
testContextGeneration(3);
}
}