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<?php
/*
* This file is part of PhpSpec, A php toolset to drive emergent
* design by specification.
*
* (c) Marcello Duarte <marcello.duarte@gmail.com>
* (c) Konstantin Kudryashov <ever.zet@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace PhpSpec\Matcher;
use PhpSpec\Formatter\Presenter\PresenterInterface;
use PhpSpec\Exception\Example\FailureException;
use PhpSpec\Exception\Example\NotEqualException;
class IdentityMatcher extends BasicMatcher
{
/**
* @var array
*/
private static $keywords = array(
'return',
'be',
'equal',
'beEqualTo'
);
/**
* @var PresenterInterface
*/
private $presenter;
/**
* @param PresenterInterface $presenter
*/
public function __construct(PresenterInterface $presenter)
{
$this->presenter = $presenter;
}
/**
* @param string $name
* @param mixed $subject
* @param array $arguments
*
* @return bool
*/
public function supports($name, $subject, array $arguments)
{
return in_array($name, self::$keywords)
&& 1 == count($arguments)
;
}
/**
* @param mixed $subject
* @param array $arguments
*
* @return bool
*/
protected function matches($subject, array $arguments)
{
return $subject === $arguments[0];
}
/**
* @param string $name
* @param mixed $subject
* @param array $arguments
*
* @return NotEqualException
*/
protected function getFailureException($name, $subject, array $arguments)
{
return new NotEqualException(sprintf(
'Expected %s, but got %s.',
$this->presenter->presentValue($arguments[0]),
$this->presenter->presentValue($subject)
), $arguments[0], $subject);
}
/**
* @param string $name
* @param mixed $subject
* @param array $arguments
*
* @return FailureException
*/
protected function getNegativeFailureException($name, $subject, array $arguments)
{
return new FailureException(sprintf(
'Did not expect %s, but got one.',
$this->presenter->presentValue($subject)
));
}
}
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