T-004: Integrate and Test Product API Endpoints.

.env.example

@@ -2,3 +2,5 @@ API_BASE_URL=your_api_base_url
 API_USER=your_api_username
 API_PASSWORD=your_api_password
 API_SECRET=your_api_secret
+API_PRODUCT_ID=your_api_product_id
+API_DESTINATION_PHONE_NUMBER=your_api_destination_phone_number

src/Service/ProductService.php

@@ -35,6 +35,7 @@ public function __construct(ApiClient $apiClient) {
    *
    * @return array
    *   The products.
+   * @throws \Exception
    */
   public function getAllProducts(): array {
     $endpoint = 'WSGetTopUpProducts';
@@ -50,6 +51,7 @@ public function getAllProducts(): array {
    *
    * @return array
    *   The product.
+   * @throws \Exception
    */
   public function getProductById(int $productID): mixed {
     $endpoint = "WSGetSingleTopUpProduct";

tests/Api/ApiClientTest.php

@@ -66,10 +66,6 @@ public function testWSLoginFailure() {
         'Password' => 'incorrectPassword',
       ]);
 
-      // Debugging output (use sparingly).
-      echo "Response: ";
-      var_dump($response);
-
       // Assert the response indicates a failed login.
       $this->assertArrayHasKey(
         'AccessCode', $response, "Response does not contain AccessCode"

tests/Service/ProductServiceTest.php

@@ -0,0 +1,63 @@
+<?php
+namespace QuickTopUpAPI\Tests\Service;
+
+use PHPUnit\Framework\TestCase;
+use QuickTopUpAPI\Api\ApiClient;
+use QuickTopUpAPI\Service\ProductService;
+
+/**
+ * Class ProductTest
+ *
+ * @package QuickTopUpAPI\Tests\Service
+ *
+ * A test case for the ProductService class.
+ */
+class ProductServiceTest extends TestCase {
+
+  /**
+   * @var ProductService
+   *
+   * The product service.
+   */
+  private ProductService $productService;
+
+  /**
+   * @var string
+   *
+   * The API product ID.
+   */
+  private $apiProductID;
+
+  /**
+   * Test the getProductById method.
+   */
+  public function testGetProductById() {
+
+    // Attempt to fetch the product by ID.
+    $product = $this->productService->getProductById($this->apiProductID);
+
+    // Display the response for debugging purposes.
+    echo "Response: ";
+    var_dump($product);
+
+    // You might want to adjust these assertions based on
+    // the expected product structure.
+    $this->assertIsArray($product);
+    $this->assertArrayHasKey('Product', $product);
+    $this->assertEquals($this->apiProductID , $product['Product']);
+  }
+
+  /**
+   * Set up the test case.
+   */
+  protected function setUp(): void {
+    $apiClient = new ApiClient();
+
+    // Instantiate ProductService with the real ApiClient.
+    $this->productService = new ProductService($apiClient);
+
+    // Set the API product ID.
+    $this->apiProductID = $_ENV['API_PRODUCT_ID'];
+  }
+
+}