refactor AuthCatalog tests

this patch makes room for testing disabled services as well

Change-Id: Id8fe52f5369e6a97690eb1e27f16f8b85ad552e4
Partial-Bug: 1273867
exclude disabled services from the catalog

Change-Id: I25c8b33723b92a9e5768583d82a8cc26ee873890
Closes-Bug: 1273867
Merge "refactor AuthCatalog tests"
Merge "exclude disabled services from the catalog"