wantException:  true,
		},
		{ // case 1, no istiod
			args:           []string{"adsz"},
			noIstiod:       true,
			expectedOutput: "Error: no running Istio pods in \"istio-system\"\n",
			wantException:  true,
		},
		{ // case 2, with Istiod instance
			args:           []string{"adsz"},
			expectedString: "",
		},
	}

}

// Represents a Rados Block Device mount that lasts the lifetime of a pod.
// RBD volumes support ownership management and SELinux relabeling.
message RBDPersistentVolumeSource {
  // monitors is a collection of Ceph monitors.
  // More info: https://examples.k8s.io/volumes/rbd/README.md#how-to-use-it
  repeated string monitors = 1;

  // image is the rados image name.