Which testing module is being used? Test behave the way you are expecting, but Test::More and Test::Simple expect the first argument to be either true or false and the second (optional) argument to be a name for the test.
My guess is that h2xs has the test harness using Test::More.

In reply to Re: Understanding h2xs's "ok" subroutine by Ven'Tatsu
in thread Understanding the Test module's "ok" subroutine by esharris

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