Test symfony logging with command

TestLoggingCommand.php

<?php

declare(strict_types=1);

namespace App\Command;

use Monolog\Logger;
use Psr\Log\LoggerInterface;
use RuntimeException;
use Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Style\SymfonyStyle;

final class LoggerCommand extends ContainerAwareCommand
{
    protected static $defaultName = 'logger:log';

    /** @var SymfonyStyle */
    protected $io;
    protected $logger;

    public function __construct(LoggerInterface $logger)
    {
        parent::__construct();
        $this->logger = $logger;
        $this->setDescription('Log message. Log level, message and context can be set');
    }

    public function execute(InputInterface $input, OutputInterface $output): void
    {
        $logLevel = $this->io->choice('Select log level', array_keys(Logger::getLevels()));

        $message = $this->io->ask('Enter log message', 'test log message', static function ($message) {
            if (empty($message)) {
                throw new RuntimeException('Message can not be empty');
            }

            return $message;
        });

        $context = [];
        $add = $this->io->confirm('Add context?');
        while ($add) {
            $this->addContext($context);
            $add = $this->io->confirm('Add context?');
        }

        $this->logger->log($logLevel, $message, $context);

        $this->io->success('message logged');
    }

    protected function initialize(InputInterface $input, OutputInterface $output): void
    {
        $this->io = new SymfonyStyle($input, $output);
    }

    private function addContext(array &$context): void
    {
        $key = $this->io->ask('enter context key', '');
        $value = $this->io->ask('enter context value', '');
        $context[$key] = $value;
    }
}