src/plugin/parse-zip/src/test/org/apache/nutch/parse/zip/TestZipParser.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.nutch.parse.zip;

import org.apache.nutch.protocol.ProtocolFactory;
import org.apache.nutch.protocol.Protocol;
import org.apache.nutch.protocol.Content;
import org.apache.nutch.protocol.ProtocolException;
import org.apache.nutch.parse.Parse;
import org.apache.nutch.parse.ParseUtil;
import org.apache.nutch.parse.ParseException;
import org.apache.hadoop.conf.Configuration;
import org.apache.nutch.util.NutchConfiguration;
import org.apache.hadoop.io.Text;
import org.apache.nutch.crawl.CrawlDatum;
import org.junit.Assert;
import org.junit.Test;

/**
 * Based on Unit tests for MSWordParser by John Xing
 * 
 * @author Rohit Kulkarni & Ashish Vaidya
 */
public class TestZipParser {

  private String fileSeparator = System.getProperty("file.separator");
  // This system property is defined in ./src/plugin/build-plugin.xml
  private String sampleDir = System.getProperty("test.data", ".");

  // Make sure sample files are copied to "test.data"

  private String[] sampleFiles = { "test.zip" };

  private String expectedText = "textfile.txt This is text file number 1";

  @Test
  public void testIt() throws ProtocolException, ParseException {
    String urlString;
    Protocol protocol;
    Content content;
    Parse parse;

    Configuration conf = NutchConfiguration.create();
    for (int i = 0; i < sampleFiles.length; i++) {
      urlString = "file:" + sampleDir + fileSeparator + sampleFiles[i];

      protocol = new ProtocolFactory(conf).getProtocol(urlString);
      content = protocol.getProtocolOutput(new Text(urlString),
          new CrawlDatum()).getContent();
      parse = new ParseUtil(conf).parseByExtensionId("parse-zip", content).get(
          content.getUrl());
      Assert.assertTrue(
          "Extracted text does not start with <" + expectedText + ">: <"
              + parse.getText() + ">",
          parse.getText().startsWith(expectedText));
    }
  }

}