osmo-cbc is the Osmocom cell broadcast centre. So far, there was no
TTCN-3 test suite. Let's change that.
Change-Id: I38286e8a3dd0f39bd25f631dcbb3ff4f8d4c221f
In this testsuite, we simulate BTS and CBC by attaching to RSL and CBSP
protocol interfaces of the BSC. We then issue a variety of CBSP
commands to the BSC and check for corresponding action on both the BTS-
facing RSL as well as responses on the CBSP side.
Change-Id: Ia6ffac181f50586d06d2f29bca1c57285179e861