phobos unit tests

[Manu via Digitalmars-d]

This document: https://wiki.dlang.org/Contributing_to_Phobos

States: "Avoid unittest in templates (it will generate a new unittest
for each instance) - put your tests outside"

Sounds reasonable, but then I realised that most of my unit tests are
documenting unittests... this recommendation is in conflict with the
documentation standards... who wins?