tree f7d16c6e7c97f015f456df71e874a6e9ea8b1f78
parent 5cfbb5dc6b92d9901a83628aec597acceb831916
author Yigit Boyar <yboyar@google.com> 1508195552 -0700
committer Yigit Boyar <yboyar@google.com> 1508195808 -0700

Fix flaky invalidation test

This CL fixes a flakiness in invalidation test where the observer might
not be added before the insertion.

I've also changed it to use the testing library so that we can drain
tasks instead of waiting for observers which significantly speeds up
the test.

Bug: 67836388
Test: InvalidationTest
Change-Id: Icb740a7db1f8114b49393d4ad78d1d071b5902c9