app/tests/Feature/Dish/UpdateDishTest.php

<?php

namespace Tests\Feature\Dish;

use App\Models\Dish;
use App\Models\Planner;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Testing\Fluent\AssertableJson;
use Tests\TestCase;
use Tests\Traits\HasPlanner;

class UpdateDishTest extends TestCase
{
    use HasPlanner;
    use RefreshDatabase;

    protected function setUp(): void
    {
        parent::setUp();
        $this->setUpHasPlanner();
    }

    public function test_user_can_update_dish(): void
    {
        $planner = $this->planner;
        $nameOriginal = 'Pizza';
        $nameUpdated = 'Lasagne';

        $dish = Dish::factory()
            ->planner($planner)
            ->create([
                'name' => $nameOriginal,
            ]);

        $this
            ->actingAs($planner)
            ->put(route('api.dishes.update', $dish->id), [
                'name' => $nameUpdated,
            ])
            ->assertStatus(200)
            ->assertJson(fn (AssertableJson $json) => $json
                ->where('success', true)
                ->has('payload', fn ($json) => $json
                    ->has('dish', fn ($json) => $json
                        ->where('id', $dish->id)
                        ->where('planner_id', $planner->id)
                        ->where('name', $nameUpdated)
                        ->has('users')
                    )
                )
                ->where('errors', null)
            );

        $dish->refresh();
        $this->assertEquals($nameUpdated, $dish->name);
    }

    public function test_user_cannot_update_other_users_dish(): void
    {
        $planner = $this->planner;
        $otherPlanner = Planner::factory()->create();
        $nameOriginal = 'Pizza';
        $nameUpdated = 'Lasagne';

        $dish = Dish::factory()
            ->planner($otherPlanner)
            ->create([
                'name' => $nameOriginal,
            ]);

        $this
            ->actingAs($planner)
            ->put(route('api.dishes.update', $dish->id), [
                'name' => $nameUpdated,
            ])
            ->assertStatus(404)
            ->assertJson(fn (AssertableJson $json) => $json
                ->where('success', false)
                ->where('payload', null)
                ->where('errors', ['MODEL_NOT_FOUND'])
            );

        $dish->refresh();
        $this->assertEquals($nameOriginal, $dish->name);
    }
}