ldc-mesbr-app/tests/Architecture/ApplicationTest.php

<?php

declare(strict_types=1);

use Shared\DDD\UseCases\Input;
use Shared\DDD\UseCases\Output;
use Shared\DDD\UseCases\UseCase;

describe('application layer architecture rules', function (): void {
    arch('use cases implement UseCase and are final')
        ->expect('Application\\UseCases')
        ->classes()
        ->implementing(UseCase::class)
        ->toBeFinal();

    arch('use cases implement UseCase and are readonly')
        ->expect('Application\\UseCases')
        ->classes()
        ->implementing(UseCase::class)
        ->toBeReadonly();

    arch('use case inputs implement Input interface and are final')
        ->expect('Application\\UseCases')
        ->classes()
        ->implementing(Input::class)
        ->toBeFinal();

    arch('use case inputs implement Input interface and are readonly')
        ->expect('Application\\UseCases')
        ->classes()
        ->implementing(Input::class)
        ->toBeReadonly();

    arch('use case outputs implement Output interface and are final')
        ->expect('Application\\UseCases')
        ->classes()
        ->implementing(Output::class)
        ->toBeFinal();

    arch('use case outputs implement Output interface and are readonly')
        ->expect('Application\\UseCases')
        ->classes()
        ->implementing(Output::class)
        ->toBeReadonly();

    arch('application exceptions extend Exception and are final')
        ->expect('Application')
        ->classes()
        ->extending(\Exception::class)
        ->toBeFinal();

    arch('application layer does not use Infrastructure or framework internals')
        ->expect('Application')
        ->not->toUse(['Infrastructure', 'Illuminate', 'Symfony']);
});