},
			},
			expectedVersion: "metadata-version",
		},
	}

	for _, tc := range testCases {
		t.Run(tc.name, func(t *testing.T) {
			ret := SetIstioVersion(tc.meta)
			if ret.IstioVersion != tc.expectedVersion {
				t.Fatalf("SetIstioVersion: expected '%s', got '%s'", tc.expectedVersion, ret.IstioVersion)
			}
		})
	}
}

func TestConvertNodeMetadata(t *testing.T) {
	node := &model.Node{

		}
	}, untypedMeta)

	j, err := json.Marshal(untypedMeta)
	if err != nil {
		return nil, err
	}

	if err := json.Unmarshal(j, meta); err != nil {
		return nil, err
	}

	meta = SetIstioVersion(meta)

	// Support multiple network interfaces, removing duplicates.
	meta.InstanceIPs = removeDuplicates(options.InstanceIPs)