added test

tests/Feature/AuthEndpointTest.php

@@ -0,0 +1,52 @@
+<?php
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+use App\Models\User;
+
+class AuthEndpointTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function testLogin()
+    {
+        $user = User::factory()->create([
+            'password' => bcrypt('password'),
+        ]);
+    
+        // Test successful login
+        $response = $this->postJson('/api/login', [
+            'username' => $user->username,
+            'password' => 'password',
+        ]);
+        $response->assertStatus(200);
+        $response->assertJsonStructure([
+            'token',
+        ]);
+        $token = $response->json('token');
+    
+        // Test getting authenticated user
+        $response = $this->withHeaders([
+            'Authorization' => "Bearer $token",
+        ])->get('/api/me');
+        $response->assertStatus(200);
+        $response->assertJson([
+            'user' => [
+                'id' => $user->id,
+                'username' => $user->username,
+            ]
+        ]);
+    
+        // Test logout
+        $response = $this->withHeaders([
+            'Authorization' => "Bearer $token",
+        ])->postJson('/api/logout');
+        $response->assertStatus(204);
+    
+        // Test failed login
+        $response = $this->postJson('/api/login', [
+            'username' => $user->username,
+            'password' => 'wrongpassword',
+        ]);
+        $response->assertStatus(422);
+    }
+}