class PHPUnit_Framework_Constraint_ExceptionCode

class PHPUnit_Framework_Constraint_ExceptionCode extends PHPUnit_Framework_Constraint {

  /**
   * @var integer
   */
  protected $expectedCode;

  /**
   * @param integer $expected
   */
  public function __construct($expected) {
    $this->expectedCode = $expected;
  }

  /**
   * Evaluates the constraint for parameter $other. Returns TRUE if the
   * constraint is met, FALSE otherwise.
   *
   * @param  Exception $other
   * @return boolean
   */
  protected function matches($other) {
    return (string) $other
      ->getCode() == (string) $this->expectedCode;
  }

  /**
   * 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) {
    return sprintf('%s is equal to expected exception code %s', PHPUnit_Util_Type::export($other
      ->getCode()), PHPUnit_Util_Type::export($this->expectedCode));
  }

  /**
   * @return string
   */
  public function toString() {
    return 'exception code is ';
  }

}