function let(Mirror $mirror)
{
$mirror->getSupportedUtilities()->willReturn([]);
$this->beConstructedWith('mirror', $mirror);
}
protected function configure()
{
$this->setName(self::NAME)->setDescription('Stream a sequence of desktop screenshots to an Apple TV device.')->addArgument(self::HOST_ARGUMENT, InputArgument::REQUIRED, 'The IP address of the Apple TV')->addOption(self::UTILITY_OPTION, 'u', InputOption::VALUE_REQUIRED, sprintf('The utility for capturing the desktop as an image. One of [%s]', implode('|', $this->mirror->getSupportedUtilities())));
}
