public function testMakePayment() { $request = $this->client->createPaymentRequestBuilder()->buildCard('4282209027132016', '123', 5, 2019)->buildOrder('ORDERNO123456', '127.0.0.1')->buildBilling('John', 'Smith', '*****@*****.**', '05321231212')->buildAndAddProduct('The Product', 'PR1', 1, 10)->build(); $result = $this->client->makePayment($request); $this->assertTrue($result instanceof PaymentResponse); }