Write your own MainLoop. Either replace Tk::MainLoop with a sub of your devising or prevent Tk from being loaded at all. I'd prefer the former: 

my $old = *{Tk::MainLoop}{CODE};
*Tk::MainLoop = sub { ... };

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In reply to Re: Perl/Tk and Test? by chromatic
in thread Perl/Tk and Test? by antifun

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