base16Test.java :  » Net » dnsjava » org » xbill » DNS » utils » Java Open Source

// -*- Java -*-
//
// Copyright (c) 2005, Matthew J. Rutherford <rutherfo@cs.colorado.edu>
// Copyright (c) 2005, University of Colorado at Boulder
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
// 
// * Redistributions of source code must retain the above copyright
//   notice, this list of conditions and the following disclaimer.
// 
// * Redistributions in binary form must reproduce the above copyright
//   notice, this list of conditions and the following disclaimer in the
//   documentation and/or other materials provided with the distribution.
// 
// * Neither the name of the University of Colorado at Boulder nor the
//   names of its contributors may be used to endorse or promote
//   products derived from this software without specific prior written
//   permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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package org.xbill.DNS.utils;

import junit.framework.TestCase;

public class base16Test extends TestCase
{
    public base16Test( String name )
    {
  super(name);
    }

    public void test_toString_emptyArray()
    {
  String out = base16.toString( new byte[ 0 ] );
  assertEquals( "", out );
    }

    public void test_toString_singleByte1()
    {
  byte[] data = { (byte)1 };
  String out = base16.toString( data );
  assertEquals( "01", out );
    }

    public void test_toString_singleByte2()
    {
  byte[] data = { (byte)16 };
  String out = base16.toString( data );
  assertEquals( "10", out );
    }

    public void test_toString_singleByte3()
    {
  byte[] data = { (byte)255 };
  String out = base16.toString( data );
  assertEquals( "FF", out );
    }

    public void test_toString_array1()
    {
  byte[] data = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
  String out = base16.toString( data );
  assertEquals( "0102030405060708090A0B0C0D0E0F", out );
    }

    public void test_fromString_emptyString()
    {
  String data = "";
  byte[] out = base16.fromString( data );
  assertEquals( 0, out.length );
    }

    public void test_fromString_invalidStringLength()
    {
  String data = "1";
  byte[] out = base16.fromString( data );
  assertNull( out );
    }

    public void test_fromString_nonHexChars()
    {
  String data = "GG";
  byte[] out = base16.fromString( data );
  /*
   * the output is basically encoded as (-1<<4) + -1, not sure
   * we want an assertion for this.
   */
    }

    public void test_fromString_normal()
    {
  String data = "0102030405060708090A0B0C0D0E0F";
  byte[] out = base16.fromString( data );
  byte[] exp = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
  assertEquals( exp.length, out.length );
  for( int i=0; i<exp.length; ++i ){
      assertEquals( exp[i], out[i] );
  }
    }
}