monica/tests/Feature/Auth/AuthenticationTest.php

<?php

namespace Tests\Feature\Auth;

use App\Models\User;
use Illuminate\Foundation\Testing\DatabaseTransactions;
use PHPUnit\Framework\Attributes\Test;
use Tests\TestCase;

class AuthenticationTest extends TestCase
{
    use DatabaseTransactions;

    #[Test]
    public function login_screen_can_be_rendered()
    {
        $this->withoutVite();

        $response = $this->get('/login');

        $response->assertStatus(200);
    }

    #[Test]
    public function users_can_authenticate_using_the_login_screen()
    {
        $user = User::factory()->create();

        $response = $this->post('/login', [
            'email' => $user->email,
            'password' => 'password',
        ]);

        $this->assertAuthenticated();
        $response->assertRedirect('/vaults');
    }

    #[Test]
    public function users_can_not_authenticate_with_invalid_password()
    {
        $user = User::factory()->create();

        $this->post('/login', [
            'email' => $user->email,
            'password' => 'wrong-password',
        ]);

        $this->assertGuest();
    }
}