tests := []struct {
		Name          string
		strategyType  apps.DeploymentStrategyType
		depReplicas   int32
		newRSReplicas int32
		maxSurge      int32
		expected      int32
	}{
		{
			"can not scale up - to newRSReplicas",
			apps.RollingUpdateDeploymentStrategyType,
			1, 5, 1, 5,
		},
		{
			"scale up - to depReplicas",
			apps.RollingUpdateDeploymentStrategyType,
			6, 2, 10, 6,
		},
		{