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<?php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
/**
* PHP Version 5
*
* Copyright (c) 2002-2006, 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, STRIC
* 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 PHPUnit2
* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
* @copyright 2002-2006 Sebastian Bergmann <sb@sebastian-bergmann.de>
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @version CVS: $Id: ComparisonFailure.php,v 1.13.2.3 2005/12/17 16:04:56 sebastian Exp $
* @link http://pear.php.net/package/PHPUnit2
* @since File available since Release 2.0.0
*/
require_once 'PHPUnit2/Framework/Assert.php';
require_once 'PHPUnit2/Framework/AssertionFailedError.php';
/**
* Thrown when an assertion for string equality failed.
*
* @category Testing
* @package PHPUnit2
* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
* @copyright 2002-2006 Sebastian Bergmann <sb@sebastian-bergmann.de>
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @version Release: @package_version@
* @link http://pear.php.net/package/PHPUnit2
* @since Class available since Release 2.0.0
*/
class PHPUnit2_Framework_ComparisonFailure extends PHPUnit2_Framework_AssertionFailedError {
/**
* @var string
* @access private
*/
private $expected = '';
/**
* @var string
* @access private
*/
private $actual = '';
/**
* Constructs a comparison failure.
*
* @param string $expected
* @param string $actual
* @param string $message
* @access public
*/
public function __construct($expected, $actual, $message = '') {
parent::__construct($message);
$this->expected = ($expected === NULL) ? 'NULL' : $expected;
$this->actual = ($actual === NULL) ? 'NULL' : $actual;
}
/**
* Returns "..." in place of common prefix and "..." in
* place of common suffix between expected and actual.
*
* @return string
* @access public
*/
public function toString() {
$end = min(strlen($this->expected), strlen($this->actual));
$i = 0;
$j = strlen($this->expected) - 1;
$k = strlen($this->actual) - 1;
for (; $i < $end; $i++) {
if ($this->expected[$i] != $this->actual[$i]) {
break;
}
}
for (; $k >= $i && $j >= $i; $k--,$j--) {
if ($this->expected[$j] != $this->actual[$k]) {
break;
}
}
if ($j < $i && $k < $i) {
$expected = $this->expected;
$actual = $this->actual;
} else {
$expected = substr($this->expected, $i, ($j + 1 - $i));
$actual = substr($this->actual, $i, ($k + 1 - $i));;
if ($i <= $end && $i > 0) {
$expected = '...' . $expected;
$actual = '...' . $actual;
}
if ($j < strlen($this->expected) - 1) {
$expected .= '...';
}
if ($k < strlen($this->actual) - 1) {
$actual .= '...';
}
}
return PHPUnit2_Framework_Assert::format(
$expected,
$actual,
parent::getMessage()
);
}
}
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* c-hanging-comment-ender-p: nil
* End:
*/
?>
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