daux.io/tests/Server/ServerTest.php

<?php namespace Todaymade\Daux\Server;

use org\bovigo\vfs\vfsStream;
use PHPUnit\Framework\TestCase;
use Symfony\Component\Console\Output\NullOutput;
use Symfony\Component\HttpFoundation\Request;
use Todaymade\Daux\ConfigBuilder;
use Todaymade\Daux\Daux;
use Todaymade\Daux\Format\HTML\RawPage;

class ServerTest extends TestCase
{
    public function testCreateResponse()
    {
        $structure = [
            'index.md' => 'first page',
            'Page.md' => 'another page',
            'somefile.css' => 'body {}',
            '22.png' => '',
        ];
        $root = vfsStream::setup('root', null, $structure);

        $config = ConfigBuilder::withMode(Daux::LIVE_MODE)
            ->withDocumentationDirectory($root->url())
            ->build();

        $daux = new Daux($config, new NullOutput());

        $daux->generateTree();

        $page = new RawPage($daux->tree['somefile.css']->getPath());

        $server = new Server($daux);
        $response = $server->createResponse($page)->prepare(Request::createFromGlobals());

        $this->assertEquals('text/css', $response->headers->get('Content-Type'));
    }
}