#!/usr/bin/perl -w
use strict;
use warnings;
use Test::More 'no_plan';
{
package Stuff;
use Test::More;
use Method::Signatures;
method add_meaning($arg is alias) {
$arg += 42;
}
my $life = 23;
Stuff->add_meaning($life);
is $life, 23 + 42;
}