That's my leaning as well -- just make the dependency.

Alternatively, a library like foo could be accompanied by a library foo-QC.

On 10/27/07, Duncan Coutts <duncan.coutts@worc.ox.ac.uk> wrote:
[...]
The same problem goes for all libs, people are reluctant to add
dependencies on QC and HUnit packages just for their tests. Perhaps the
solution is that people should just not worry about adding such
dependencies.