app/tests/Browser/LoginTest.php

<?php

namespace Tests\Browser;

use Laravel\Dusk\Browser;
use Tests\DuskTestCase;
use App\Models\Planner;

class LoginTest extends DuskTestCase
{
    public function testSuccessfulLogin(): void
    {
        $this->browse(function (Browser $browser) {
            $browser->visit('http://dishplanner_app:8000/login')
                    ->waitFor('input[id="email"]', 5)
                    ->type('input[id="email"]', 'admin@test.com')
                    ->type('input[id="password"]', 'password')
                    ->press('Login')
                    ->pause(3000)
                    ->assertPathIs('/dashboard')
                    ->assertAuthenticated()
                    ->visit('http://dishplanner_app:8000/logout');
        });
    }

    public function testLoginWithWrongCredentials(): void
    {
        $this->browse(function (Browser $browser) {
            $browser->driver->manage()->deleteAllCookies();
            $browser->visit('http://dishplanner_app:8000/login')
                    ->waitFor('input[id="email"]', 5)
                    ->type('input[id="email"]', 'admin@test.com')
                    ->type('input[id="password"]', 'wrongpassword')
                    ->press('Login')
                    ->pause(2000)
                    ->assertPathIs('/login')
                    ->assertSee('These credentials do not match our records')
                    ->assertGuest();
        });
    }

    public function testLoginWithBlankFields(): void
    {
        $this->browse(function (Browser $browser) {
            $browser->driver->manage()->deleteAllCookies();
            $browser->visit('http://dishplanner_app:8000/login')
                    ->waitFor('input[id="email"]', 5)
                    ->press('Login')
                    ->pause(2000)
                    ->assertPathIs('/login')
                    ->assertSee('The email field is required')
                    ->assertGuest();
        });
    }
}