Replicas:             1,
				FullyLabeledReplicas: 1,
				ReadyReplicas:        1,
				AvailableReplicas:    0,
			},
		},
	}

	for _, test := range rsStatusTests {
		replicaSetStatus := calculateStatus(test.replicaset, test.filteredPods, nil)
		if !reflect.DeepEqual(replicaSetStatus, test.expectedReplicaSetStatus) {

	newStatus := calculateStatus(allRSs, newRS, d)

	if reflect.DeepEqual(d.Status, newStatus) {
		return nil
	}

	newDeployment := d
	newDeployment.Status = newStatus
	_, err := dc.client.AppsV1().Deployments(newDeployment.Namespace).UpdateStatus(ctx, newDeployment, metav1.UpdateOptions{})
	return err
}

			// If the GET fails we can't trust status.Replicas anymore. This error
			// is bound to be more interesting than the update failure.
			return nil, getErr
		}
	}

	return nil, updateErr
}

func calculateStatus(rs *apps.ReplicaSet, filteredPods []*v1.Pod, manageReplicasErr error) apps.ReplicaSetStatus {
	newStatus := rs.Status
	// Count the number of pods that have labels matching the labels of the pod

// we shouldn't try to estimate any progress.
func (dc *DeploymentController) syncRolloutStatus(ctx context.Context, allRSs []*apps.ReplicaSet, newRS *apps.ReplicaSet, d *apps.Deployment) error {
	newStatus := calculateStatus(allRSs, newRS, d)

	// If there is no progressDeadlineSeconds set, remove any Progressing condition.
	if !util.HasProgressDeadline(d) {
		util.RemoveDeploymentCondition(&newStatus, apps.DeploymentProgressing)
	}

		return err
	}

	var manageReplicasErr error
	if rsNeedsSync && rs.DeletionTimestamp == nil {
		manageReplicasErr = rsc.manageReplicas(ctx, filteredPods, rs)
	}
	rs = rs.DeepCopy()
	newStatus := calculateStatus(rs, filteredPods, manageReplicasErr)

	// Always updates status as pods come up or die.
	updatedRS, err := updateReplicaSetStatus(logger, rsc.kubeClient.AppsV1().ReplicaSets(rs.Namespace), rs, newStatus)
	if err != nil {