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<?php
/*
* This file is part of PHPUnit.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* Constraint that checks if the file/dir(name) that it is evaluated for is readable.
*
* The file path to check is passed as $other in evaluate().
*/
class PHPUnit_Framework_Constraint_IsReadable extends PHPUnit_Framework_Constraint
{
/**
* Evaluates the constraint for parameter $other. Returns true if the
* constraint is met, false otherwise.
*
* @param mixed $other Value or object to evaluate.
*
* @return bool
*/
protected function matches($other)
{
return is_readable($other);
}
/**
* Returns the description of the failure
*
* The beginning of failure messages is "Failed asserting that" in most
* cases. This method should return the second part of that sentence.
*
* @param mixed $other Evaluated value or object.
*
* @return string
*/
protected function failureDescription($other)
{
return sprintf(
'"%s" is readable',
$other
);
}
/**
* Returns a string representation of the constraint.
*
* @return string
*/
public function toString()
{
return 'is readable';
}
}
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