测试: 完成游戏娱乐模块 (Gomoku, HorseRace, Lottery 等) 功能全量联调测试与代码格式化

tests/Feature/InviteControllerTest.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace Tests\Feature;
+
+use App\Models\User;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class InviteControllerTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function test_handle_sets_cookie()
+    {
+        $inviter = User::factory()->create();
+
+        $response = $this->get(route('invite.link', $inviter->id));
+
+        $response->assertRedirect(route('home'));
+        $response->assertCookie('inviter_id', $inviter->id);
+    }
+
+    public function test_handle_ignores_invalid_inviter()
+    {
+        $response = $this->get(route('invite.link', 99999));
+
+        $response->assertRedirect(route('home'));
+        $response->assertCookieMissing('inviter_id');
+    }
+
+    public function test_leaderboard_displays_inviters()
+    {
+        $inviter = User::factory()->create();
+        $user = User::factory()->create();
+
+        User::factory()->count(2)->create(['inviter_id' => $inviter->id]);
+
+        $response = $this->actingAs($user)->get(route('invite.leaderboard'));
+
+        $response->assertStatus(200);
+        $response->assertViewIs('invite.leaderboard');
+    }
+}