<?php

declare(strict_types=1);

namespace App\Tests\Controller\Traits;

use App\Controller\Traits\ReturnUrlTrait;
use PHPUnit\Framework\TestCase;
use Symfony\Component\HttpFoundation\Request;

class ReturnUrlTraitTest extends TestCase
{
    public const DEFAULT_ROUTE = 'app_administrative_teamer_index';
    public const DEFAULT_URL = '/administrative/teamer';

    private object $controller;

    protected function setUp(): void
    {
        $this->controller = new class {
            use ReturnUrlTrait;

            /**
             * @param array<string, mixed> $parameters
             */
            public function generateUrl(string $route, array $parameters = []): string
            {
                return ReturnUrlTraitTest::DEFAULT_URL.([] === $parameters ? '' : '?'.http_build_query($parameters));
            }
        };
    }

    public function testTheReturnUrlIsDecoded(): void
    {
        $request = Request::create('/somewhere?r='.rawurlencode('/administrative/teamer?page=3&sort=name'));

        self::assertSame(
            '/administrative/teamer?page=3&sort=name',
            $this->controller->getReturnUrl($request, self::DEFAULT_ROUTE)
        );
    }

    public function testAMissingParameterFallsBackToTheDefaultRoute(): void
    {
        $request = Request::create('/somewhere');

        self::assertSame(self::DEFAULT_URL, $this->controller->getReturnUrl($request, self::DEFAULT_ROUTE));
    }

    /**
     * A link forwarding a return url it never received itself emits "r=", which must
     * not be read as a return url pointing at the root.
     */
    public function testAnEmptyParameterFallsBackToTheDefaultRoute(): void
    {
        $request = Request::create('/somewhere?r=');

        self::assertSame(self::DEFAULT_URL, $this->controller->getReturnUrl($request, self::DEFAULT_ROUTE));
    }

    public function testTheDefaultRouteKeepsItsParameters(): void
    {
        $request = Request::create('/somewhere');

        self::assertSame(
            self::DEFAULT_URL.'?uuid=abc',
            $this->controller->getReturnUrl($request, self::DEFAULT_ROUTE, ['uuid' => 'abc'])
        );
    }
}