Bug 9142 - Remove the use of subtests

Bug 9142 - Remove the use of subtests

Debian stable's version of Test::More is older than the one I used on my
12.04 dev box, and doesn't support subtests, which I used to avoid side
effects between different test scenarios.

This patch removes that subtest definition.

Signed-off-by: Robin Sheat <robin@catalyst.net.nz>
Signed-off-by: Katrin Fischer <Katrin.Fischer.83@web.de>
All tests pass.
Signed-off-by: Jared Camins-Esakov <jcamins@cpbibliography.com>
Signed-off-by: Chris Cormack <chrisc@catalyst.net.nz>
All tests passing in 3.10.x