},
		{
			revision:       "canary",
			version:        "2.",
			expectedOutput: nil,
			expectedError:  fmt.Errorf("minor version is not a number: X"),
		},
		// TODO: add more test cases
		// minor <= 21 and checkPilot failing
		// minor <= 20 and checkDestinationRuleTLS failing
		// minor <= 20 and checkExternalNameAlias failing
		// minor <= 20 and checkVirtualServiceHostMatching failing