Reland "Pull service dumps to help debug test failures."

+ Convert tests to use Junit4
+ Add annotations to specify required conditions for the test to run.

This reverts commit 89099548f8ea46046095ccac1e82c2c88d1d0bee.

Bug: 137859686
Change-Id: I7bb2a7e4b2dca3696761e7c030f3380b9226b676
Merged-In: I93317c201a0ea06732e29154ab7e140735381f59
24 files changed
tree: b8c69a11cfd28a36e3558a7e5da049e0bd6ef3d1
  1. tests/