<?php

declare(strict_types=1);

namespace Tests\App\Unit\Http\Requests;

use Illuminate\Routing\Redirector;
use Illuminate\Routing\UrlGenerator;
use Tests\App\TestCase;
use Tests\App\Unit\Http\Requests\RequestDummyWithHash;
use Tests\App\Unit\Http\Requests\RequestDummyWithoutHash;

class RequestTest extends TestCase
{
    /**
     * Tests whether redirect URLs get generated correctly when a redirect hash
     * is configured on the FormRequest class.
     *
     * @return void
     */
    public function testRedirectWithHash(): void
    {
        $requestWithHash = new RequestDummyWithHash();
        $requestWithHash->setRedirector($this->getRedirectorForPreviousUrl('http://localhost/foo'));

        $this->assertEquals('http://localhost/foo#bar', $requestWithHash->getRedirectUrl());
    }

    /**
     * Tests whether redirect URLs still get generated correctly when a redirect
     * hash isn't configured on the FormRequest class.
     *
     * @return void
     */
    public function testRedirectWithoutHash(): void
    {
        $requestWithoutHash = new RequestDummyWithoutHash();
        $requestWithoutHash->setRedirector($this->getRedirectorForPreviousUrl('http://localhost/foo'));

        $this->assertEquals('http://localhost/foo', $requestWithoutHash->getRedirectUrl());
    }

    /**
     * Returns a Redirector whose UrlGenerator returns the passed URL when asked
     * for the previous URL.
     *
     * @param string $url The URL which should be returned.
     *
     * @return Redirector
     */
    protected function getRedirectorForPreviousUrl(string $url): Redirector
    {
        $urlGenerator = $this->getMockBuilder(UrlGenerator::class)
            ->disableOriginalConstructor()
            ->setMethods(['previous'])
            ->getMock()
        ;

        $urlGenerator
            ->expects($this->any())
            ->method('previous')
            ->willReturn($url)
        ;

        $redirector = $this->getMockBuilder(Redirector::class)
            ->disableOriginalConstructor()
            ->setMethods(['getUrlGenerator'])
            ->getMock()
        ;

        $redirector
            ->expects($this->any())
            ->method('getUrlGenerator')
            ->willReturn($urlGenerator)
        ;

        return $redirector;
    }
}