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<?php
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/**
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* PHPUnit
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*
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* Copyright (c) 2002-2010, Sebastian Bergmann <sb@sebastian-bergmann.de>.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* * Neither the name of Sebastian Bergmann nor the names of his
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* @category Testing
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* @package PHPUnit
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* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
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* @copyright 2002-2010 Sebastian Bergmann <sb@sebastian-bergmann.de>
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* @license http://www.opensource.org/licenses/bsd-license.php BSD License
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* @link http://www.phpunit.de/
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* @since File available since Release 3.0.0
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*/
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require_once 'PHPUnit/Framework.php';
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require_once 'PHPUnit/Util/Filter.php';
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PHPUnit_Util_Filter::addFileToFilter(__FILE__, 'PHPUNIT');
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/**
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* Logical NOT.
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*
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* @category Testing
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* @package PHPUnit
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* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
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* @copyright 2002-2010 Sebastian Bergmann <sb@sebastian-bergmann.de>
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* @license http://www.opensource.org/licenses/bsd-license.php BSD License
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* @version Release: 3.4.15
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* @link http://www.phpunit.de/
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* @since Class available since Release 3.0.0
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*/
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class PHPUnit_Framework_Constraint_Not extends PHPUnit_Framework_Constraint
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{
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/**
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* @var PHPUnit_Framework_Constraint
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*/
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protected $constraint;
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/**
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* @param PHPUnit_Framework_Constraint $constraint
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*/
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public function __construct($constraint)
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{
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if (!($constraint instanceof PHPUnit_Framework_Constraint)) {
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$constraint = new PHPUnit_Framework_Constraint_IsEqual($constraint);
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}
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$this->constraint = $constraint;
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}
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/**
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* Evaluates the constraint for parameter $other. Returns TRUE if the
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* constraint is met, FALSE otherwise.
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*
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* @param mixed $other Value or object to evaluate.
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* @return bool
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*/
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public function evaluate($other)
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{
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return !$this->constraint->evaluate($other);
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}
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/**
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* @param mixed $other The value passed to evaluate() which failed the
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* constraint check.
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* @param string $description A string with extra description of what was
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* going on while the evaluation failed.
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* @param boolean $not Flag to indicate negation.
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* @throws PHPUnit_Framework_ExpectationFailedException
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*/
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public function fail($other, $description, $not = FALSE)
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{
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if (count($this->constraint) == 1 ||
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$this->constraint instanceof PHPUnit_Framework_Constraint_Attribute) {
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$this->constraint->fail($other, $description, TRUE);
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} else {
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parent::fail($other, $description, !$not);
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}
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}
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/**
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* Returns a string representation of the constraint.
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*
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* @return string
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*/
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public function toString()
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{
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switch (get_class($this->constraint)) {
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case 'PHPUnit_Framework_Constraint_And':
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case 'PHPUnit_Framework_Constraint_Not':
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case 'PHPUnit_Framework_Constraint_Or': {
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return 'not( ' . $this->constraint->toString() . ' )';
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}
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break;
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default: {
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return PHPUnit_Framework_Constraint::negate(
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$this->constraint->toString()
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);
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}
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}
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}
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/**
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* Counts the number of constraint elements.
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*
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* @return integer
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* @since Method available since Release 3.4.0
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*/
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public function count()
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{
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return count($this->constraint) + 1;
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}
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}
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?>
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