newRS, oldRSs, err := dc.getAllReplicaSetsAndSyncRevision(ctx, d, rsList, true)
	if err != nil {
		return err
	}
	allRSs := append(oldRSs, newRS)

	// Scale up, if we can.
	scaledUp, err := dc.reconcileNewReplicaSet(ctx, allRSs, newRS, d)
	if err != nil {
		return err
	}
	if scaledUp {
		// Update DeploymentStatus
		return dc.syncRolloutStatus(ctx, allRSs, newRS, d)
	}

	// Scale down, if we can.

			client:        &fake,
			eventRecorder: &record.FakeRecorder{},
		}
		_, ctx := ktesting.NewTestContext(t)
		ctx, cancel := context.WithCancel(ctx)
		defer cancel()
		scaled, err := controller.reconcileNewReplicaSet(ctx, allRSs, newRS, deployment)
		if err != nil {
			t.Errorf("unexpected error: %v", err)
			continue
		}
		if !test.scaleExpected {
			if scaled || len(fake.Actions()) > 0 {