defer klog.LogToStderr(true)

			// sets cmd flags (that will be reflected on the join options)
			for f, v := range tc.flags {
				cmd.Flags().Set(f, v)
			}

			// test newJoinData method
			data, err := newJoinData(cmd, tc.args, joinOptions, nil, kubeconfigFilePath)
			klog.Flush()
			msg := "WARNING: --control-plane is also required when passing control-plane"
			if tc.expectWarn {

		externalcfg: externalcfg,
	}
}

// newJoinData returns a new joinData struct to be used for the execution of the kubeadm join workflow.
// This func takes care of validating joinOptions passed to the command, and then it converts
// options into the internal JoinConfiguration type that is used as input all the phases in the kubeadm join workflow