Inspekt\Inspekt::isRegex PHP Method

    public static function isRegex($value, $pattern)
    {
        return (bool) preg_match($pattern, $value);
    }

 /**
  * @todo Implement testIsRegex().
  */
 public function testIsRegex()
 {
     $input = 'username_786';
     $regex = '/[a-zA-Z0-9_]/';
     $this->assertTrue(Inspekt::isRegex($input, $regex));
 }