Constraint that checks whether a variable is empty().
@package PHPUnit @subpackage Framework_Constraint @author Sebastian Bergmann <sebastian@phpunit.de> @author Bernhard Schussek <bschussek@2bepublished.at> @copyright 2001-2013 Sebastian Bergmann <sebastian@phpunit.de> @license http://www.opensource.org/licenses/BSD-3-Clause The BSD 3-Clause License @link http://www.phpunit.de/ @since Class available since Release 3.5.0
Expanded class hierarchy of PHPUnit_Framework_Constraint_IsEmpty
class PHPUnit_Framework_Constraint_IsEmpty 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 empty($other);
}
/**
* Returns a string representation of the constraint.
*
* @return string
*/
public function toString() {
return 'is empty';
}
/**
* 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) {
$type = gettype($other);
return sprintf('%s %s %s', $type[0] == 'a' || $type[0] == 'o' ? 'an' : 'a', $type, $this
->toString());
}
}
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_IsEmpty:: |
protected | function |
Returns the description of the failure Overrides PHPUnit_Framework_Constraint:: |
|
PHPUnit_Framework_Constraint_IsEmpty:: |
protected | function |
Evaluates the constraint for parameter $other. Returns TRUE if the
constraint is met, FALSE otherwise. Overrides PHPUnit_Framework_Constraint:: |
|
PHPUnit_Framework_Constraint_IsEmpty:: |
public | function |
Returns a string representation of the constraint. Overrides PHPUnit_Framework_SelfDescribing:: |