public function testGetPaymentMethod() { $expected = new PaymentMethod(); $response = $this->getMock(ResponseInterface::class); $this->http->expects($this->any())->method('get')->with('/v2/payment-methods/PAYMENT_METHOD_ID', ['foo' => 'bar'])->willReturn($response); $this->mapper->expects($this->any())->method('toPaymentMethod')->with($response)->willReturn($expected); $actual = $this->client->getPaymentMethod('PAYMENT_METHOD_ID', ['foo' => 'bar']); $this->assertSame($expected, $actual); }