testtextnonutf8.java

hadoop:Nutch集群平台

/**
 * Copyright 2005 The Apache Software Foundation
 *
 * Licensed 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.hadoop.io;

import junit.framework.TestCase;

import java.nio.charset.MalformedInputException;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.util.*;
import java.util.Arrays;

/** Unit tests for NonUTF8. */
public class TestTextNonUTF8 extends TestCase {
  private static final Log LOG= LogFactory.getLog("org.apache.hadoop.io.TestTextNonUTF8");

  public void testNonUTF8() throws Exception{
   // this is a non UTF8 byte array
   byte b[] = {-0x01, -0x01, -0x01, -0x01, -0x01, -0x01, -0x01};
   boolean nonUTF8 = false;
   Text t = new Text(b);
   try{
     Text.validateUTF8(b);
   }catch(MalformedInputException me){
     nonUTF8 = false;
   }
   // asserting that the byte array is non utf8
   assertFalse(nonUTF8);
   byte ret[] = t.getBytes();
   // asseting that the byte array are the same when the Text
   // object is created.
   assertTrue(Arrays.equals(b, ret));
  }

  public static void main(String[] args)  throws Exception
  {
    TestTextNonUTF8 test = new TestTextNonUTF8();
    test.testNonUTF8();
  }
}