/**
* Test that ssn() formats a number to a social security number.
*/
public function testSsn()
{
$this->assertEquals('998-29-3841', Format::ssn('998293841', '###-##-####'));
}
/**
* {@inheritdoc}
*/
public static function ssn($value, $format = null)
{
return parent::ssn($value, self::get('ssn', $format));
}