<?php

declare(strict_types=1);

namespace LIT\MCP\Tests\Unit\Integrations\Divi\Pages;

use Brain\Monkey\Functions;
use LIT\MCP\Integrations\Divi\Pages\WpLinkTargets;
use LIT\MCP\Tests\Unit\TestCase;
use WP_Post;

final class WpLinkTargetsTest extends TestCase
{
    public function testOnlyReadableLivingPostsCanBeLinked(): void
    {
        $posts = [
            839 => new WP_Post(['ID' => 839, 'post_type' => 'page', 'post_status' => 'draft']),
            841 => new WP_Post(['ID' => 841, 'post_type' => 'page', 'post_status' => 'trash']),
            842 => new WP_Post(['ID' => 842, 'post_type' => 'page', 'post_status' => 'private']),
            843 => new WP_Post(['ID' => 843, 'post_type' => 'revision', 'post_status' => 'inherit']),
            844 => new WP_Post(['ID' => 844, 'post_type' => 'page', 'post_status' => 'auto-draft']),
        ];
        Functions\when('get_post')->alias(static fn (int $id): ?WP_Post => $posts[$id] ?? null);
        Functions\when('current_user_can')->alias(
            static fn (string $cap, int $id): bool => $cap === 'read_post' && $id !== 842
        );

        $links = new WpLinkTargets();

        self::assertSame('page', $links->postTypeOf(839));
        self::assertNull($links->postTypeOf(841), 'trashed');
        self::assertNull($links->postTypeOf(842), 'not readable');
        self::assertNull($links->postTypeOf(843), 'revision');
        self::assertNull($links->postTypeOf(844), 'auto-draft');
        self::assertNull($links->postTypeOf(900), 'missing');
    }
}