plibreader/tests/TestID3v2.php

<?php
/**
 * PHP Reader Library
 *
 * Copyright (c) 2008 The PHP Reader Project Workgroup. 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 project workgroup 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 LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * @package    php-reader
 * @subpackage Tests
 * @copyright  Copyright (c) 2008 The PHP Reader Project Workgroup
 * @license    http://code.google.com/p/php-reader/wiki/License New BSD License
 * @version    $Id$
 */

/**#@+ @ignore */
require_once 'PHPUnit/Framework.php';
require_once 'Zend/Media/Id3v2.php';
/**#@-*/

/**
 * Unit test case for Zend_Media_Id3v2 class.
 *
 * @package    php-reader
 * @subpackage Tests
 * @author     Sven Vollbehr <svollbehr@gmail.com>
 * @copyright  Copyright (c) 2008 The PHP Reader Project Workgroup
 * @license    http://code.google.com/p/php-reader/wiki/License New BSD License
 * @version    $Id$
 */
final class TestID3v2 extends PHPUnit_Framework_TestCase
{
  function testTagCreate()
  {
    $id3 = new Zend_Media_Id3v2();

    $id3->tit2->text = 'Title 1';
    $this->assertEquals('Title 1',   $id3->tit2->text);
    $id3->tope->text = 'Artist 1';
    $this->assertEquals('Artist 1',  $id3->tope->text);
    $id3->talb->text = 'Album 1';
    $this->assertEquals('Album 1',   $id3->talb->text);
    $id3->tdrc->text = '2008';
    $this->assertEquals('2008',      $id3->tdrc->text);
    $id3->comm->text = 'Comment 1';
    $this->assertEquals('Comment 1', $id3->comm->text);
    $id3->trck->text = '11/13';
    $this->assertEquals('11/13',     $id3->trck->text);
    $id3->tcon->text = 'Classical';
    $this->assertEquals('Classical', $id3->tcon->text);

    $id3->write('id3v2.tag');
  }

  function testTagReadAfterCreate()
  {
    $id3 = new Zend_Media_Id3v2('id3v2.tag');

    $this->assertEquals('Title 1',   $id3->tit2->text);
    $this->assertEquals('Artist 1',  $id3->tope->text);
    $this->assertEquals('Album 1',   $id3->talb->text);
    $this->assertEquals('2008',      $id3->tdrc->text);
    $this->assertEquals('Comment 1', $id3->comm->text);
    $this->assertEquals('11/13',     $id3->trck->text);
    $this->assertEquals('Classical', $id3->tcon->text);
  }

  function testTagChange()
  {
    $id3 = new Zend_Media_Id3v2('id3v2.tag');

    $id3->tit2->text = 'Title 2';
    $this->assertEquals('Title 2',   $id3->tit2->text);
    $id3->tope->text = 'Artist 2';
    $this->assertEquals('Artist 2',  $id3->tope->text);
    $id3->talb->text = 'Album 2';
    $this->assertEquals('Album 2',   $id3->talb->text);
    $id3->tdrc->text = '2020';
    $this->assertEquals('2020',      $id3->tdrc->text);
    $id3->comm->text = 'Comment 2';
    $this->assertEquals('Comment 2', $id3->comm->text);
    $id3->trck->text = '13/13';
    $this->assertEquals('13/13',     $id3->trck->text);
    $id3->tcon->text = 'Trance';
    $this->assertEquals('Trance',    $id3->tcon->text);

    $id3->write(null);
  }

  function testTagReadAfterChange()
  {
    $id3 = new Zend_Media_Id3v2('id3v2.tag');

    $this->assertEquals('Title 2',   $id3->tit2->text);
    $this->assertEquals('Artist 2',  $id3->tope->text);
    $this->assertEquals('Album 2',   $id3->talb->text);
    $this->assertEquals('2020',      $id3->tdrc->text);
    $this->assertEquals('Comment 2', $id3->comm->text);
    $this->assertEquals('13/13',     $id3->trck->text);
    $this->assertEquals('Trance',    $id3->tcon->text);
  }

  function testUnsynchronisation()
  {
    $id3 = new Zend_Media_Id3v2('id3v2.tag');
    $id3->tit2->text = "\xff\xf0";
    $id3->tcon->text = "\xff\xe0\xf0";

    $id3->write(null);

    $buffer = new Zend_Io_StringWriter();
    $id3->tit2->write($buffer);
    $this->assertEquals
      ("TIT2\0\0\0\x08\0\x03\0\0\0\x03\x03\xff\x00\xf0", $buffer->toString());

    $id3 = new Zend_Media_Id3v2('id3v2.tag');
    $this->assertEquals("\xff\xf0",     $id3->tit2->text);
    $this->assertEquals("\xff\xe0\xf0", $id3->tcon->text);
  }
}