Test2::Compare::Undef - Check that something is undefined
Make sure something is undefined in a comparison. You can also check that something is defined.
The source code repository for Test2-Suite can be found at https://github.com/Test-More/Test2-Suite/.
Copyright 2018 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.