[automerger skipped] Add unit tests to AuthController am: e9770af660 -s ours

am skip reason: Merged-In Id5b35ab528f2c41b98aac8ab4cfa49a9108f4236 with SHA-1 52c1ef3793 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23986715

Change-Id: I6a120a48f8aceb9920dd13f2b885ad9dbf657447
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>