// Executes getKubeConfigSpecs
				specs, err := getKubeConfigSpecs(cfg)
				if err != nil {
					t.Fatal("getKubeConfigSpecs failed!")
				}

				var spec *kubeConfigSpec
				var ok bool

				// assert the spec for the kubeConfigFile exists
				if spec, ok = specs[assertion.kubeConfigFile]; !ok {
					t.Errorf("getKubeConfigSpecs didn't create spec for %s ", assertion.kubeConfigFile)

			return err
		}
	}

	return nil
}

// getKubeConfigSpecs returns all KubeConfigSpecs actualized to the context of the current InitConfiguration
// NB. this method holds the information about how kubeadm creates kubeconfig files.
func getKubeConfigSpecs(cfg *kubeadmapi.InitConfiguration) (map[string]*kubeConfigSpec, error) {

	// Executes GetEtcdPodSpec
	spec := GetEtcdPodSpec(cfg, endpoint, "", []etcdutil.Member{})

	// Assert each specs refers to the right pod
	if spec.Spec.Containers[0].Name != kubeadmconstants.Etcd {
		t.Errorf("getKubeConfigSpecs spec for etcd contains pod %s, expects %s", spec.Spec.Containers[0].Name, kubeadmconstants.Etcd)
	}
	env := []v1.EnvVar{{Name: "Foo", Value: "Bar"}}
	if !reflect.DeepEqual(spec.Spec.Containers[0].Env, env) {