/** * @test */ public function shouldAllowChangeMaskedNumber() { $card = new CreditCard(); $card->setNumber('1234 5678 1234 5678'); $card->setMaskedNumber('theMaskedNumber'); $this->assertEquals('1234 5678 1234 5678', $card->getNumber()); $this->assertEquals('theMaskedNumber', $card->getMaskedNumber()); }