<?php
/**
 * PHPUnit
 *
 * Copyright (c) 2002-2008, Sebastian Bergmann <sb@sebastian-bergmann.de>.
 * 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 Sebastian Bergmann nor the names of his
 *     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.
 *
 * @category   Testing
 * @package    PHPUnit
 * @author     Jan Borsodi <jb@ez.no>
 * @author     Sebastian Bergmann <sb@sebastian-bergmann.de>
 * @copyright  2002-2008 Sebastian Bergmann <sb@sebastian-bergmann.de>
 * @license    http://www.opensource.org/licenses/bsd-license.php  BSD License
 * @version    SVN: $Id: Object.php 1985 2007-12-26 18:11:55Z sb $
 * @link       http://www.phpunit.de/
 * @since      File available since Release 3.0.0
 */

require_once 'PHPUnit/Framework.php';
require_once 'PHPUnit/Util/Filter.php';

PHPUnit_Util_Filter::addFileToFilter(__FILE__, 'PHPUNIT');

/**
 * Thrown when an assertion for object equality failed.
 *
 * @category   Testing
 * @package    PHPUnit
 * @author     Jan Borsodi <jb@ez.no>
 * @author     Sebastian Bergmann <sb@sebastian-bergmann.de>
 * @copyright  2002-2008 Sebastian Bergmann <sb@sebastian-bergmann.de>
 * @license    http://www.opensource.org/licenses/bsd-license.php  BSD License
 * @version    Release: 3.2.9
 * @link       http://www.phpunit.de/
 * @since      Class available since Release 3.0.0
 */
class PHPUnit_Framework_ComparisonFailure_Object extends PHPUnit_Framework_ComparisonFailure {

  /**
   * Returns a string describing the difference between the expected and the
   * actual object.
   *
   * @note Diffing is only done for one level.
   */
  public function toString() {
    if ($this->hasDiff()) {
      return $this->diff(print_r($this->expected, TRUE), print_r($this->actual, TRUE));
    }
    
    $expectedClass = get_class($this->expected);
    $actualClass = get_class($this->actual);
    
    if ($expectedClass !== $actualClass) {
      return sprintf("%s%sexpected class <%s>\n" . '%sgot class      <%s>', 

      $this->message, ($this->message != '') ? ' ' : '', $expectedClass, ($this->message != '') ? str_repeat(' ', strlen($this->message) + 1) : '', $actualClass);
    } else {
      $expectedReflection = new ReflectionClass($expectedClass);
      $actualReflection = new ReflectionClass($actualClass);
      
      $diff = "in object of class <{$expectedClass}>:\n";
      $i = 0;
      
      foreach ($expectedReflection->getProperties() as $expectedAttribute) {
        if ($expectedAttribute->isPrivate() || $expectedAttribute->isProtected()) continue;
        
        $actualAttribute = $actualReflection->getProperty($expectedAttribute->getName());
        $expectedValue = $expectedAttribute->getValue($this->expected);
        $actualValue = $actualAttribute->getValue($this->actual);
        
        if ($expectedValue !== $actualValue) {
          if ($i > 0) {
            $diff .= "\n";
          }
          
          ++ $i;
          
          $expectedType = gettype($expectedValue);
          $actualType = gettype($actualValue);
          
          if ($expectedType !== $actualType) {
            $diffObject = new PHPUnit_Framework_ComparisonFailure_Type($expectedValue, $actualValue, $this->message . 'attribute <' . $expectedAttribute->getName() . '>: ');
            $diff .= $diffObject->toString();
          } 

          elseif (is_object($expectedValue)) {
            if (get_class($expectedValue) !== get_class($actualValue)) {
              $diffObject = new PHPUnit_Framework_ComparisonFailure_Type($expectedValue, $actualValue, $this->message . 'attribute <' . $expectedAttribute->getName() . '>: ');
              $diff .= $diffObject->toString();
            } else {
              $diff .= 'attribute <' . $expectedAttribute->getName() . '> contains object <' . get_class($expectedValue) . '> with different attributes';
            }
          } else {
            $diffObject = PHPUnit_Framework_ComparisonFailure::diffIdentical($expectedValue, $actualValue, $this->message . 'attribute <' . $expectedAttribute->getName() . '>: ');
            $diff .= $diffObject->toString();
          }
        }
      }
      
      return $diff;
    }
  }
}
?>
