/*
    * 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.any23.extractor.html;
  
  import org.apache.any23.extractor.ExtractorFactory;
  import org.junit.Test;
  import org.eclipse.rdf4j.model.IRI;
  import org.eclipse.rdf4j.model.ValueFactory;
  import org.eclipse.rdf4j.model.impl.SimpleValueFactory;
  import org.eclipse.rdf4j.repository.RepositoryException;
  
  /**
   * Test case for {@link HeadLinkExtractor}
   *
   * @author Michele Mostarda (mostarda@fbk.eu)
   */
  public class HeadLinkExtractorTest extends AbstractExtractorTestCase {
  
      @Override
      protected ExtractorFactory<?> getExtractorFactory() {
          return new HeadLinkExtractorFactory();
      }
  
      @Test
      public void testLinkExtraction() throws RepositoryException {
          assertExtract("/html/html-head-link-extractor.html");
          assertModelNotEmpty();
          final ValueFactory valueFactory = SimpleValueFactory.getInstance();
          final IRI externalLinkIRI = valueFactory.createIRI("http://www.myexperiment.org/workflows/16.rdf");
          assertContains(AbstractExtractorTestCase.baseIRI,
                  valueFactory.createIRI("http://www.w3.org/1999/xhtml/vocab#alternate"), externalLinkIRI
  
          );
          assertContains(externalLinkIRI, valueFactory.createIRI("http://purl.org/dc/terms/title"),
                  valueFactory.createLiteral("RDF+XML")
  
          );
          assertContains(externalLinkIRI, valueFactory.createIRI("http://purl.org/dc/terms/format"),
                  valueFactory.createLiteral("application/rdf+xml")
  
          );
      }
  }