Test::More is used widely. It's highly improbable it can cause any errors. Regarding the wide characters, maybe all you needed was Test::More::UTF8?

map{substr$_->[0],$_->[1]||0,1}[\*||{},3],[[]],[ref qr-1,-,-1],[{}],[sub{}^*ARGV,3]

In reply to Re^4: Listing out the characters included in a character class [wide character warning] by choroba
in thread Listing out the characters included in a character class by Polyglot

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