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<?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 doubles 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_Double extends PHPUnit_Framework_Comparator_Numeric { /** * Smallest value available in PHP. * * @var float */ const EPSILON = 0.0000000001;
/** * 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, $actual) { return (is_double($expected) || is_double($actual)) && is_numeric($expected) && is_numeric($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, $ignoreCase = FALSE) { if ($delta == 0) { $delta = self::EPSILON; }
parent::assertEquals($expected, $actual, $delta, $canonicalize, $ignoreCase); } }
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