[automerge]  Add unit tests 2p: a67f9e759b
Merged-In: <AOSP-18973913>
Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/18973913

Bug: 235406470
Change-Id: Ie3094a5d7f507253c787e72f16b48f2de8007639