public function testReverseFormat()
 {
     $this->formatter->setPostalCode('S4T 0H0');
     $this->assertEquals('S4T0H0', $this->formatter->reverseFormat());
     $this->formatter->setDisplayFormat(PostalCodeFormatter::FORMAT_USA);
     $this->formatter->setPostalCode('12345');
     $this->assertEquals('12345', $this->formatter->format());
 }
 /**
  * Transforms a formatted postal code (db-formatted) into one that is readable
  *
  * S4P0H0 => S4P 0H0
  *
  * @param mixed $formattedPostalCode
  *
  * @return mixed|void
  */
 public function transform($formattedPostalCode)
 {
     $postalCode = new PostalCodeFormatter($formattedPostalCode, $this->postalCodeFormat);
     return $postalCode->format();
 }