Add a JSON status test

And have the webapp listen on a configurable port to facilitate
parallel testing.

Start the webapp for every test to be consistent with production use.

Change-Id: I2f5c0d1669fac6db1604154ae9cd9d91fa073ba1
Reviewed-on: https://review.openstack.org/35553
Reviewed-by: Jeremy Stanley <fungi@yuggoth.org>
Reviewed-by: Clark Boylan <clark.boylan@gmail.com>
Approved: James E. Blair <corvus@inaugust.com>
Tested-by: Jenkins
2 files changed