joshua-core/src/test/java/org/apache/joshua/decoder/cky/ConstrainedTest.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 limitations under
 * the License.
 */
package org.apache.joshua.decoder.cky;

import static com.typesafe.config.ConfigFactory.parseResources;
import static org.apache.joshua.decoder.cky.TestUtil.decodeList;
import static org.apache.joshua.decoder.cky.TestUtil.loadStringsFromFile;
import static org.testng.Assert.assertEquals;

import java.util.List;

import org.apache.joshua.decoder.Decoder;
import org.apache.joshua.util.io.KenLmTestUtil;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.Test;

import com.typesafe.config.Config;

public class ConstrainedTest {

  private Decoder decoder;

  @AfterMethod
  public void tearDown() throws Exception {
    if (decoder != null) {
      decoder.cleanUp();
      decoder = null;
    }
  }

  @Test
  public void givenInput_whenConstrainedDecoding_thenScoreAndTranslationCorrect() throws Exception {
    // Given
    List<String> inputStrings = loadStringsFromFile(this.getClass().getResource("ConstrainedTest.in").getFile());

    // When
    Config config = parseResources(this.getClass(), "ConstrainedTest.conf")
        .withFallback(Decoder.getDefaultFlags());
    decoder = new Decoder(config);
    
    List<String> decodedStrings = decodeList(inputStrings, decoder);

    // Then
    List<String> goldStrings = loadStringsFromFile(this.getClass().getResource("ConstrainedTest.gold").getFile());

    assertEquals(decodedStrings, goldStrings);
  }
}