This change implements test cases to validate that: scale up will be done in order scale down in reverse order if any of the pets will be unhealthy, scale up/down will halt Change-Id: I4487a7c9823d94a2995bbb06accdfd8f3001354c
Remaining fix for e2e test.
https://github.com/kubernetes/kubernetes/pull/36212 did not remove one of the calls to saturate in a later version uploaded after review.