Initial commit

templates/example-tests/ExampleFunctionalTest.php

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+<?php
+
+declare(strict_types=1);
+
+namespace Vendor\Extension\Tests\Functional\Domain\Repository;
+
+use TYPO3\TestingFramework\Core\Functional\FunctionalTestCase;
+use Vendor\Extension\Domain\Model\Product;
+use Vendor\Extension\Domain\Repository\ProductRepository;
+
+/**
+ * Example functional test demonstrating TYPO3 testing patterns
+ *
+ * Functional tests use a real database and full TYPO3 instance.
+ * They test repositories, controllers, and integration scenarios.
+ */
+final class ProductRepositoryTest extends FunctionalTestCase
+{
+    protected ProductRepository $subject;
+
+    /**
+     * Extensions to load for this test
+     */
+    protected array $testExtensionsToLoad = [
+        'typo3conf/ext/my_extension',
+    ];
+
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        // Get repository from dependency injection container
+        $this->subject = $this->get(ProductRepository::class);
+    }
+
+    /**
+     * @test
+     */
+    public function findsProductsByCategory(): void
+    {
+        // Import test data from CSV fixture
+        $this->importCSVDataSet(__DIR__ . '/../Fixtures/Products.csv');
+
+        // Execute repository method
+        $products = $this->subject->findByCategory(1);
+
+        // Assert results
+        self::assertCount(3, $products);
+        self::assertInstanceOf(Product::class, $products[0]);
+    }
+
+    /**
+     * @test
+     */
+    public function findsVisibleProductsOnly(): void
+    {
+        $this->importCSVDataSet(__DIR__ . '/../Fixtures/ProductsWithHidden.csv');
+
+        $products = $this->subject->findAll();
+
+        // Only visible products should be returned
+        self::assertCount(2, $products);
+
+        foreach ($products as $product) {
+            self::assertFalse($product->isHidden());
+        }
+    }
+
+    /**
+     * @test
+     */
+    public function persistsNewProduct(): void
+    {
+        $this->importCSVDataSet(__DIR__ . '/../Fixtures/Pages.csv');
+
+        $product = new Product();
+        $product->setTitle('New Product');
+        $product->setPrice(19.99);
+        $product->setPid(1);
+
+        $this->subject->add($product);
+
+        // Persist to database
+        $this->persistenceManager->persistAll();
+
+        // Verify product was saved
+        $savedProducts = $this->subject->findAll();
+        self::assertCount(1, $savedProducts);
+        self::assertSame('New Product', $savedProducts[0]->getTitle());
+    }
+}