index.php

<?php

require_once __DIR__ . '/vendor/autoload.php';

use Slim\Container;
use Slim\App;
use Slim\Views\Twig;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Message\ResponseInterface;
use Wolfe\Loader\Kernel;

/*$app = new App([
    'settings' => [
        'displayErrorDetails' => true
    ]
]);
$kernel = new Kernel($app, $app->getContainer());

$kernel->registerTwigService();
$kernel->addRoutes();*/

$container = $app->getContainer();

$container['view'] = function ($c) {
    $view = new Twig(__DIR__ . '/app/views', [
        'cache' => __DIR__ . '/app/cache'
    ]);

    $view->addExtension(new \Slim\Views\TwigExtension(
        $c['router'],
        $c['request']->getUri()
    ));

    return $view;
};

//$app = new App($container);

$app->get('/', function(ServerRequestInterface $request, ResponseInterface $response) {
    return $this->view->render($response, 'index.html.twig');
});

$app->post('/', function(ServerRequestInterface $request, ResponseInterface $response) {

    $handler = new \Wolfe\Converter\Handler\HomeHandler($request, $response);

    return $handler->csvPostHandler();

});

$app->run();

//AbstractFunctionalTest
public function setUp()
{
    include('test.php');
}