Constraint that evaluates against a specified closure.
@package PHPUnit @subpackage Framework_Constraint @author Sebastian Bergmann <sebastian@phpunit.de> @author Timon Rapp <timon@zaeda.net> @copyright 2002-2013 Sebastian Bergmann <sebastian@phpunit.de> @license http://www.opensource.org/licenses/BSD-3-Clause The BSD 3-Clause License @link http://www.phpunit.de/
Expanded class hierarchy of PHPUnit_Framework_Constraint_Callback
class PHPUnit_Framework_Constraint_Callback extends PHPUnit_Framework_Constraint {
private $callback;
/**
* @param callable $callback
* @throws InvalidArgumentException
*/
public function __construct($callback) {
if (!is_callable($callback)) {
throw new InvalidArgumentException(sprintf('Specified callback <%s> is not callable.', $this
->callbackToString($callback)));
}
$this->callback = $callback;
}
/**
* Evaluates the constraint for parameter $value. Returns TRUE if the
* constraint is met, FALSE otherwise.
*
* @param mixed $value Value or object to evaluate.
* @return bool
*/
protected function matches($other) {
return call_user_func($this->callback, $other);
}
/**
* Returns a string representation of the constraint.
*
* @return string
*/
public function toString() {
return 'is accepted by specified callback';
}
private function callbackToString($callback) {
if (!is_array($callback)) {
return $callback;
}
if (empty($callback)) {
return "empty array";
}
if (!isset($callback[0]) || !isset($callback[1])) {
return "array without indexes 0 and 1 set";
}
if (is_object($callback[0])) {
$callback[0] = get_class($callback[0]);
}
return $callback[0] . '::' . $callback[1];
}
}
Name | Modifiers | Type | Description | Overrides |
---|---|---|---|---|
PHPUnit_Framework_Constraint:: |
protected | function | Return additional failure description where needed | 1 |
PHPUnit_Framework_Constraint:: |
public | function | Counts the number of constraint elements. | 6 |
PHPUnit_Framework_Constraint:: |
public | function | Evaluates the constraint for parameter $other | 9 |
PHPUnit_Framework_Constraint:: |
protected | function | Throws an exception for the given compared value and test description | |
PHPUnit_Framework_Constraint:: |
protected | function | Returns the description of the failure | 15 |
PHPUnit_Framework_Constraint_Callback:: |
private | property | ||
PHPUnit_Framework_Constraint_Callback:: |
private | function | ||
PHPUnit_Framework_Constraint_Callback:: |
protected | function |
Evaluates the constraint for parameter $value. Returns TRUE if the
constraint is met, FALSE otherwise. Overrides PHPUnit_Framework_Constraint:: |
|
PHPUnit_Framework_Constraint_Callback:: |
public | function |
Returns a string representation of the constraint. Overrides PHPUnit_Framework_SelfDescribing:: |
|
PHPUnit_Framework_Constraint_Callback:: |
public | function |