use Test::More;
use strict; use warnings FATAL => 'all';
use List::Objects::WithUtils 'array';
my $arr = array(0);
my $pushed = $arr->push( 1 .. 3 );
ok $pushed == $arr, 'push returned self';
is_deeply
[ $arr->all ],
[ 0 .. 3 ],
'push ok';
done_testing;