Step 02 — Conformist (Invoicing)

- Ajout Symfony Messenger comme bus d'intégration
- MessengerSalesEventPublisher remplace le NaivePublisher pour dispatch via Messenger
- WhenOrderConfirmed (Invoicing) : consumer Conformist qui consomme sales.v1.OrderConfirmed tel quel
- Tests de compatibilité Conformist et intégration
- Configuration Messenger avec transport sync

tests/Integration/InvoicingConformistTest.php

@@ -0,0 +1,48 @@
+<?php
+
+declare(strict_types=1);
+
+namespace MiniShop\Tests\Integration;
+
+use MiniShop\Contracts\Sales\V1\Event\OrderConfirmed;
+use MiniShop\Invoicing\Infrastructure\Persistence\InMemoryInvoiceRepository;
+use MiniShop\Invoicing\Infrastructure\SequentialInvoiceNumberGenerator;
+use MiniShop\Invoicing\Interfaces\Messaging\WhenOrderConfirmed;
+use MiniShop\Invoicing\Application\Command\IssueInvoiceForExternalOrderHandler;
+use MiniShop\Shared\Technical\SystemClock;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Test d'integration : le consumer Conformist d'Invoicing recoit un message
+ * sales.v1.OrderConfirmed et cree une facture sans traduction.
+ */
+final class InvoicingConformistTest extends TestCase
+{
+    public function test_invoicing_creates_invoice_on_order_confirmed(): void
+    {
+        $invoiceRepo = new InMemoryInvoiceRepository();
+        $consumer = new WhenOrderConfirmed(
+            new IssueInvoiceForExternalOrderHandler(
+                $invoiceRepo,
+                new SequentialInvoiceNumberGenerator(),
+                new SystemClock(),
+            ),
+        );
+
+        $consumer(new OrderConfirmed(
+            orderId: 'order-int-001',
+            customerId: 'cust-001',
+            totalInCents: 4500,
+            currency: 'EUR',
+            lines: [
+                ['productName' => 'Widget', 'quantity' => 2, 'unitPriceInCents' => 1500, 'currency' => 'EUR'],
+                ['productName' => 'Gadget', 'quantity' => 1, 'unitPriceInCents' => 1500, 'currency' => 'EUR'],
+            ],
+        ));
+
+        $invoice = $invoiceRepo->findByExternalOrderId('order-int-001');
+        self::assertNotNull($invoice);
+        self::assertCount(2, $invoice->lines());
+        self::assertSame('INV-000001', $invoice->invoiceNumber);
+    }
+}