WIP - Unit test.

Gateway/PayPlugPaymentGateway.php

@@ -57,7 +57,7 @@ public function getResponse(
         Request $request,
         PaymentGatewayConfigurationInterface $paymentGatewayConfiguration
     ): GatewayResponse {
-        if (!$request->isMethod('POST')) {
+        if (!$request->isMethod(Request::METHOD_POST)) {
             throw new InvalidPaymentCallbackMethodException('Request method should be POST');
         }
 

Gateway/PaypalPaymentGateway.php

@@ -42,7 +42,7 @@ public function getResponse(
         Request $request,
         PaymentGatewayConfigurationInterface $paymentGatewayConfiguration
     ): GatewayResponse {
-        if (!$request->isMethod('POST')) {
+        if (!$request->isMethod(Request::METHOD_POST)) {
             throw new InvalidPaymentCallbackMethodException('Request method should be POST');
         }
 

Tests/Unit/Gateway/PayPlugPaymentGatewayTest.php

@@ -0,0 +1,45 @@
+<?php
+
+namespace IDCI\Bundle\PaymentBundle\Tests\Unit\Gateway;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
+use IDCI\Bundle\PaymentBundle\Gateway\PayPlugPaymentGateway;
+
+class PayPlugPaymentGatewayTest extends PaymentGatewayTestCase
+{
+    /**
+     * UrlGeneratorInterface
+     */
+    private $router;
+
+    public function setUp()
+    {
+        parent::setUp();
+
+        $this->router = $this->getMockBuilder(UrlGeneratorInterface::class)
+            ->disableOriginalConstructor()
+            ->getMock()
+        ;
+
+        $this->gateway = new PayPlugPaymentGateway($this->twig, $this->router);
+    }
+
+    /**
+     * @expectedException IDCI\Bundle\PaymentBundle\Exception\InvalidPaymentCallbackMethodException
+     */
+    public function testInvalidMethod()
+    {
+        $request = Request::create('dumy_uri', Request::METHOD_GET);
+
+        $this->gateway->getResponse($request, $this->paymentGatewayConfiguration);
+    }
+
+    public function getResponse()
+    {
+        $request = Request::create('dumy_uri', Request::METHOD_POST);
+
+        $data = $this->gateway->getResponse($request, $this->paymentGatewayConfiguration);
+        var_dump($data);die;
+    }
+}

Tests/Unit/Gateway/PaymentGatewayTestCase.php

@@ -0,0 +1,56 @@
+<?php
+
+namespace IDCI\Bundle\PaymentBundle\Tests\Unit\Gateway;
+
+use PHPUnit\Framework\TestCase;
+use Twig\Environment as TwigEnvironment;
+use Twig\Loader\FilesystemLoader;
+use IDCI\Bundle\PaymentBundle\Model\PaymentGatewayConfiguration;
+use IDCI\Bundle\PaymentBundle\Model\Transaction;
+use IDCI\Bundle\PaymentBundle\Payment\TransactionFactory;
+
+class PaymentGatewayTestCase extends TestCase
+{
+    /**
+     * @var \Twig_Environment
+     */
+    protected $twig;
+
+    /**
+     * @var Transaction
+     */
+    protected $transaction;
+
+    /**
+     * @var PaymentGatewayConfiguration
+     */
+    protected $paymentGatewayConfiguration;
+
+    /**
+     * @var PaymentGatewayInterface
+     */
+    protected $gateway;
+
+    public function setUp()
+    {
+        $loader = new FilesystemLoader();
+        $loader->addPath(__DIR__ . '/../../..', 'IDCIPaymentBundle');
+
+        $this->twig = new TwigEnvironment($loader);
+
+        $this->paymentGatewayConfiguration = (new PaymentGatewayConfiguration())
+            ->setAlias('dummy_gateway_alias')
+        ;
+
+        $this->transaction = TransactionFactory::getInstance()->create([
+            'gateway_configuration_alias' => $this->paymentGatewayConfiguration->getAlias(),
+            'item_id' => 'dummy_item_id',
+            'customer_id' => 'dummy_customer_id',
+            'customer_email' => 'dummy_customer_email',
+            'amount' => 100,
+            'currency_code' => 'EUR',
+            'description' => 'Dummy description',
+            'metadatas' => [],
+        ]);
+    }
+}

Tests/Unit/Gateway/PaypalPaymentGatewayTest.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace IDCI\Bundle\PaymentBundle\Tests\Unit\Gateway;
+
+use Symfony\Component\HttpFoundation\Request;
+use IDCI\Bundle\PaymentBundle\Gateway\PaypalPaymentGateway;
+
+class PaypalPaymentGatewayTest extends PaymentGatewayTestCase
+{
+    public function setUp()
+    {
+        parent::setUp();
+
+        $this->gateway = new PaypalPaymentGateway($this->twig);
+    }
+
+    public function testInitialize()
+    {
+        $this->paymentGatewayConfiguration
+            ->set('client_id', 'dummy_client_id')
+            ->set('callback_url', 'dummy_callback_url')
+            ->set('environment', 'dummy_environment')
+        ;
+
+        $data = $this->gateway->initialize($this->paymentGatewayConfiguration, $this->transaction);
+
+        $this->assertEquals($this->paymentGatewayConfiguration->get('client_id'), $data['clientId']);
+        $this->assertEquals($this->paymentGatewayConfiguration->get('callback_url'), $data['url']);
+        $this->assertEquals($this->paymentGatewayConfiguration->get('environment'), $data['environment']);
+        $this->assertEquals($this->transaction, $data['transaction']);
+    }
+
+    /**
+     * @expectedException IDCI\Bundle\PaymentBundle\Exception\InvalidPaymentCallbackMethodException
+     */
+    public function testInvalidMethod()
+    {
+        $request = Request::create('dumy_uri', Request::METHOD_GET);
+
+        $this->gateway->getResponse($request, $this->paymentGatewayConfiguration);
+    }
+}