Add login and logout test cases for user authentication

tests/Feature/Filament/Pages/Auth/LoginTest.php

@@ -0,0 +1,39 @@
+<?php
+
+use App\Models\User;
+use Filament\Facades\Filament;
+
+test('an unauthenticated user can access the login page', function () {
+    $this->get(Filament::getLoginUrl())
+        ->assertOk();
+});
+
+test('an unauthenticated user can not access the admin panel', function () {
+    $this->get('admin')
+        ->assertRedirect(Filament::getLoginUrl());
+});
+
+test('an authenticated user can access the admin panel', function () {
+    $user = User::factory()->create([
+        'name' => 'John Doe',
+        'email' => '[email protected]',
+    ]);
+
+    $this->actingAs($user)
+        ->get('admin')
+        ->assertOk();
+});
+
+test('an authenticated user can logout', function () {
+    $user = User::factory()->create([
+        'name' => 'John Doe',
+        'email' => '[email protected]',
+    ]);
+
+    $this->actingAs($user)
+        ->get('admin')
+        ->assertOk();
+
+    $this->post('admin/logout')
+        ->assertRedirect(Filament::getLoginUrl());
+});