<?php
/**
* PHPUnit
*
* Copyright (c) 2001-2013, Sebastian Bergmann <sebastian@phpunit.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.
*
* @package PHPUnit
* @subpackage Framework
* @author Bernhard Schussek <bschussek@2bepublished.at>
* @copyright 2001-2013 Sebastian Bergmann <sebastian@phpunit.de>
* @license http://www.opensource.org/licenses/BSD-3-Clause The BSD 3-Clause License
* @link http://www.phpunit.de/
* @since File available since Release 3.6.0
*/
/**
* Compares objects for equality.
*
* @package PHPUnit
* @subpackage Framework_Comparator
* @author Bernhard Schussek <bschussek@2bepublished.at>
* @copyright 2001-2013 Sebastian Bergmann <sebastian@phpunit.de>
* @license http://www.opensource.org/licenses/BSD-3-Clause The BSD 3-Clause License
* @link http://www.phpunit.de/
* @since Class available since Release 3.6.0
*/
class PHPUnit_Framework_Comparator_Object extends PHPUnit_Framework_Comparator_Array {
/**
* Returns whether the comparator can compare two values.
*
* @param mixed $expected The first value to compare
* @param mixed $actual The second value to compare
* @return boolean
*/
public function accepts($expected, $actual) {
return is_object($expected) && is_object($actual);
}
/**
* Asserts that two values are equal.
*
* @param mixed $expected The first value to compare
* @param mixed $actual The second value to compare
* @param float $delta The allowed numerical distance between two values to
* consider them equal
* @param bool $canonicalize If set to TRUE, arrays are sorted before
* comparison
* @param bool $ignoreCase If set to TRUE, upper- and lowercasing is
* ignored when comparing string values
* @throws PHPUnit_Framework_ComparisonFailure Thrown when the comparison
* fails. Contains information about the
* specific errors that lead to the failure.
*/
public function assertEquals($expected, $actual, $delta = 0, $canonicalize = FALSE, $ignoreCase = FALSE, array &$processed = array()) {
if (get_class($actual) !== get_class($expected)) {
throw new PHPUnit_Framework_ComparisonFailure($expected, $actual, PHPUnit_Util_Type::export($expected), PHPUnit_Util_Type::export($actual), FALSE, sprintf('%s is not instance of expected class "%s".', PHPUnit_Util_Type::export($actual), get_class($expected)));
}
// don't compare twice to allow for cyclic dependencies
if (in_array(array(
$actual,
$expected,
), $processed, TRUE) || in_array(array(
$expected,
$actual,
), $processed, TRUE)) {
return;
}
$processed[] = array(
$actual,
$expected,
);
// don't compare objects if they are identical
// this helps to avoid the error "maximum function nesting level reached"
// CAUTION: this conditional clause is not tested
if ($actual !== $expected) {
try {
parent::assertEquals($this
->toArray($expected), $this
->toArray($actual), $delta, $canonicalize, $ignoreCase, $processed);
} catch (PHPUnit_Framework_ComparisonFailure $e) {
throw new PHPUnit_Framework_ComparisonFailure($expected, $actual, substr_replace($e
->getExpectedAsString(), get_class($expected) . ' Object', 0, 5), substr_replace($e
->getActualAsString(), get_class($actual) . ' Object', 0, 5), FALSE, 'Failed asserting that two objects are equal.');
}
}
}
/**
* Converts an object to an array containing all of its private, protected
* and public properties.
*
* @param object $object
* @return array
*/
protected function toArray($object) {
return PHPUnit_Util_Type::toArray($object);
}
}
Name | Description |
---|---|
PHPUnit_Framework_Comparator_Object | Compares objects for equality. |