Add NetIdManagerTest

Add a simple test to verify that IDs loop correctly, that they skip used
IDs correctly, and throw when there is no remaining ID.

Test: atest com.android.server.NetIdManagerTest
Change-Id: I4c9518c725156d743286e062fd2eec1423a0459e
2 files changed
tree: 18c1af4385fceb54bfdc5057460e6b4a15e89180
  1. core/
  2. services/
  3. tests/