NsdManager: add unit tests

This prepares some refactoring and the addition of a timeout to
resolveService.

Test: new tests pass
Bug: 37013369, 33298084
Change-Id: Ie8277bd5983278507bfa70495b4ce7d13895b24b
1 file changed
tree: fe1e3d55538d14765a5a3d046ef0f5f251d10c5d
  1. core/
  2. services/
  3. tests/