You could use Test::Deep. 
use strict;
use warnings;
use Test::More tests => 1;
use Test::Deep;

cmp_deeply([1], subsetof(1,2,3));

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In reply to Re: 'either or' value unit test case in Test::Simple or Test::More by imp
in thread 'either or' value unit test case in Test::Simple or Test::More by palette

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