Test::Stream::Compare::Undef - Check that something is undefined
See Test::Stream::Manual::ToTest2 for a conversion guide.
Make sure something is undefined in a comparison. You can also check that something is defined.
The source code repository for Test::Stream can be found at http://github.com/Test-More/Test-Stream/.
Copyright 2015 Chad Granum <email@example.com>.
This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.