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<?php
/*
* This file is part of the PHPUnit_MockObject package.
*
* (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.
*/
/**
* Invocation matcher which checks if a method was invoked at a certain index.
*
* If the expected index number does not match the current invocation index it
* will not match which means it skips all method and parameter matching. Only
* once the index is reached will the method and parameter start matching and
* verifying.
*
* If the index is never reached it will throw an exception in index.
*
* @since Class available since Release 1.0.0
*/
class PHPUnit_Framework_MockObject_Matcher_InvokedAtIndex implements PHPUnit_Framework_MockObject_Matcher_Invocation
{
/**
* @var int
*/
protected $sequenceIndex;
/**
* @var int
*/
protected $currentIndex = -1;
/**
* @param int $sequenceIndex
*/
public function __construct($sequenceIndex)
{
$this->sequenceIndex = $sequenceIndex;
}
/**
* @return string
*/
public function toString()
{
return 'invoked at sequence index ' . $this->sequenceIndex;
}
/**
* @param PHPUnit_Framework_MockObject_Invocation $invocation
*
* @return bool
*/
public function matches(PHPUnit_Framework_MockObject_Invocation $invocation)
{
$this->currentIndex++;
return $this->currentIndex == $this->sequenceIndex;
}
/**
* @param PHPUnit_Framework_MockObject_Invocation $invocation
*/
public function invoked(PHPUnit_Framework_MockObject_Invocation $invocation)
{
}
/**
* Verifies that the current expectation is valid. If everything is OK the
* code should just return, if not it must throw an exception.
*
* @throws PHPUnit_Framework_ExpectationFailedException
*/
public function verify()
{
if ($this->currentIndex < $this->sequenceIndex) {
throw new PHPUnit_Framework_ExpectationFailedException(
sprintf(
'The expected invocation at index %s was never reached.',
$this->sequenceIndex
)
);
}
}
}
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