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1<?php
2
3// ╔════════════════════════════════════════════════════════════╗
4// ║ MIT Licence (#Expat) - https://opensource.org/licenses/MIT ║
5// ║ Copyright 2026 Frederic Poeydomenge <dyno@phexium.com>     ║
6// ╚════════════════════════════════════════════════════════════╝
7
8declare(strict_types=1);
9
10pest()->group('unit');
11
12use AppDemo\Library\Application\Query\ListBooksResponse;
13use AppDemo\Library\Presentation\ListBooksHtmlPresenter;
14use AppDemo\Library\Presentation\ListBooksHtmlViewModel;
15use Phexium\Domain\Pagination;
16use Tests\Phexium\Fake\Presentation\PresentationContext as FakePresentationContext;
17
18describe('Presentation', function (): void {
19    it('maps response to view model with pagination', function (): void {
20        $books = [['id' => 1, 'title' => 'Book A']];
21        $response = new ListBooksResponse(
22            books: $books,
23            pagination: new Pagination(25, 2, 10)
24        );
25
26        $viewModel = new ListBooksHtmlPresenter()->present($response)->getViewModel();
27
28        expect($viewModel)->toBeInstanceOf(ListBooksHtmlViewModel::class)
29            ->and($viewModel->books)->toBe($books)
30            ->and($viewModel->count)->toBe(25)
31            ->and($viewModel->page)->toBe(2)
32            ->and($viewModel->totalPages)->toBe(3)
33            ->and($viewModel->has_next_page)->toBeTrue()
34            ->and($viewModel->has_previous_page)->toBeTrue()
35            ->and($viewModel->can_create_book)->toBeFalse()
36            ->and($viewModel->can_delete_book)->toBeFalse()
37        ;
38    });
39});
40
41describe('Permissions', function (): void {
42    it('grants create and delete permissions when context allows', function (): void {
43        $context = new FakePresentationContext();
44        $context->addPermission('book.create');
45        $context->addPermission('book.delete');
46        $response = new ListBooksResponse(
47            books: [],
48            pagination: new Pagination(0, 1, 10)
49        );
50
51        $viewModel = new ListBooksHtmlPresenter()
52            ->withContext($context)
53            ->present($response)
54            ->getViewModel()
55        ;
56
57        expect($viewModel->can_create_book)->toBeTrue()
58            ->and($viewModel->can_delete_book)->toBeTrue()
59        ;
60    });
61});