basic fix tests
basic fix tests

Change-Id: I11e35c2585745ea60f19c27a9e9fa3ae757e99dc
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/168660
Reviewed-by: Brian Wilkerson <1f7641b6b14c52b9163524ab8d9aabff80176f21@google.com>
Commit-Queue: Phil Quitslund <3faecbdd7b7be83f493f037bf1d597e6bb9d0848@google.com>

dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk