class PHPUnit_Framework_Constraint_IsNull in Zircon Profile 8

Constraint that accepts null.

@since Class available since Release 3.3.0

Hierarchy

• class \PHPUnit_Framework_Constraint implements \Countable, PHPUnit_Framework_SelfDescribing
  • class \PHPUnit_Framework_Constraint_IsNull

File

vendor/phpunit/phpunit/src/Framework/Constraint/IsNull.php, line 16

class PHPUnit_Framework_Constraint_IsNull 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 $other === null;
  }

  /**
   * Returns a string representation of the constraint.
   *
   * @return string
   */
  public function toString() {
    return 'is null';
  }

}

Members

Name	Modifiers	Type	Description	Overrides
PHPUnit_Framework_Constraint::$exporter	protected	property
PHPUnit_Framework_Constraint::additionalFailureDescription	protected	function	Return additional failure description where needed	1
PHPUnit_Framework_Constraint::count	public	function	Counts the number of constraint elements.	6
PHPUnit_Framework_Constraint::evaluate	public	function	Evaluates the constraint for parameter $other	9
PHPUnit_Framework_Constraint::fail	protected	function	Throws an exception for the given compared value and test description
PHPUnit_Framework_Constraint::failureDescription	protected	function	Returns the description of the failure	17
PHPUnit_Framework_Constraint::__construct	public	function		24
PHPUnit_Framework_Constraint_IsNull::matches	protected	function	Evaluates the constraint for parameter $other. Returns true if the constraint is met, false otherwise. Overrides PHPUnit_Framework_Constraint::matches
PHPUnit_Framework_Constraint_IsNull::toString	public	function	Returns a string representation of the constraint. Overrides PHPUnit_Framework_SelfDescribing::toString