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<?php
/**
* PHPUnit
*
* 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 PHPUnit
* @author Jan Borsodi <jb@ez.no>
* @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 SVN: $Id$
* @link http://www.phpunit.de/
* @since File available since Release 3.0.0
*/
require_once 'PHPUnit/Framework.php';
require_once 'PHPUnit/Util/Filter.php';
require_once 'PHPUnit/Util/Type.php';
PHPUnit_Util_Filter::addFileToFilter(__FILE__, 'PHPUNIT');
/**
* Constraint which checks if one object is and instance of a given class.
*
* The expected class name is passed in the constructor.
*
* @category Testing
* @package PHPUnit
* @author Jan Borsodi <jb@ez.no>
* @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://www.phpunit.de/
* @since Class available since Release 3.0.0
*/
class PHPUnit_Framework_Constraint_IsInstanceOf implements PHPUnit_Framework_Constraint
{
private $className;
public function __construct($className)
{
$this->className = $className;
}
/**
* Evaluates the constraint for parameter $other. Returns TRUE if the
* constraint is met, FALSE otherwise.
*
* @parameter mixed $other Value or object to evaluate.
* @return bool
*/
public function evaluate($other)
{
return ($other instanceof $this->className);
}
/**
* @param mixed $other The value passed to evaluate() which failed the
* constraint check.
* @param string $description A string with extra description of what was
* going on while the evaluation failed.
* @param boolean $not Flag to indicate negation.
* @throws PHPUnit_Framework_ExpectationFailedException
*/
public function fail($other, $description, $not = FALSE)
{
if (!empty($description)) {
$description .= "\n";
}
if (!is_object($other)) {
throw new PHPUnit_Framework_ExpectationFailedException(
sprintf(
'%sExpected object of class "%s", got %s.',
$description,
$this->className,
PHPUnit_Util_Type::toString($other)
)
);
} else {
throw new PHPUnit_Framework_ExpectationFailedException(
sprintf(
'%sExpected object of class "%s", got object of class "%s".',
$description,
$this->className,
get_class($other)
)
);
}
}
/**
* Returns a string representation of the constraint.
*
* @return string
* @access public
*/
public function toString()
{
return sprintf(
'is instance of <%s>',
$this->className
);
}
}
?>
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