Migrate billing from Paddle to Lemon Squeezy

tests/Unit/LemonSqueezyOrderServiceTest.php

@@ -0,0 +1,52 @@
+<?php
+
+namespace Tests\Unit;
+
+use App\Services\LemonSqueezy\LemonSqueezyClient;
+use App\Services\LemonSqueezy\LemonSqueezyOrderService;
+use Mockery;
+use Tests\TestCase;
+
+class LemonSqueezyOrderServiceTest extends TestCase
+{
+    public function test_list_for_customer_uses_expected_filters(): void
+    {
+        $client = Mockery::mock(LemonSqueezyClient::class);
+        $client->shouldReceive('get')
+            ->once()
+            ->with('/orders', Mockery::on(function (array $payload) {
+                return $payload['filter[customer_id]'] === 'ctm_123'
+                    && $payload['sort'] === '-created_at';
+            }))
+            ->andReturn(['data' => [], 'meta' => []]);
+
+        $this->app->instance(LemonSqueezyClient::class, $client);
+
+        $service = $this->app->make(LemonSqueezyOrderService::class);
+        $service->listForCustomer('ctm_123');
+
+        $this->assertTrue(true);
+    }
+
+    public function test_find_by_checkout_id_uses_checkout_then_order_lookup(): void
+    {
+        $client = Mockery::mock(LemonSqueezyClient::class);
+        $client->shouldReceive('get')
+            ->once()
+            ->with('/checkouts/chk_123', [])
+            ->andReturn(['data' => ['attributes' => ['order_id' => 'ord_123']]]);
+
+        $client->shouldReceive('get')
+            ->once()
+            ->with('/orders/ord_123', [])
+            ->andReturn(['data' => ['id' => 'ord_123', 'attributes' => ['status' => 'paid']]]);
+
+        $this->app->instance(LemonSqueezyClient::class, $client);
+
+        $service = $this->app->make(LemonSqueezyOrderService::class);
+        $order = $service->findByCheckoutId('chk_123');
+
+        $this->assertIsArray($order);
+        $this->assertSame('ord_123', $order['id'] ?? null);
+    }
+}