Are any of these servers what you are looking for?

Servers with "test" in the name:
The Tested TF2 Man Cave
OVH test server
NOPE!Chuck Testa's TF2 Server
(^) 24/7 TEST SERVER | WEST COAST | CLANWOOF.COM
Hairy Testicular Cancer
CWG Test Server #2 james
TESTS
DGH.ru Test Server #2
[Games.Turbodom.ru] TF2 |10 MANN vs MACHINE| TesT
HGS.SU | TF2 TEST | Moscow MGB