data: map[string]string{
					bootstrapapi.KubeConfigKey:                    "foo",
					bootstrapapi.JWSSignatureKeyPrefix + "123456": "bar",
				},
			},
			expectedError: true,
		},
		{
			name:        "invalid: missing key for JWSSignatureKeyPrefix",
			tokenID:     "123456",
			tokenSecret: "abcdef1234567890",
			cfg: &kubeadmapi.Discovery{

	}

	// Next remove and save all existing signatures
	sigs := map[string]string{}
	for key, value := range newCM.Data {
		if strings.HasPrefix(key, bootstrapapi.JWSSignatureKeyPrefix) {
			tokenID := strings.TrimPrefix(key, bootstrapapi.JWSSignatureKeyPrefix)
			sigs[tokenID] = value
			delete(newCM.Data, key)
		}
	}

	// Now recompute signatures and store them on the new map
	tokens := e.getTokens(ctx)

			bootstrapapi.KubeConfigKey, bootstrapapi.ConfigMapClusterInfo)
	}

	detachedJWSToken, ok := insecureClusterInfo.Data[bootstrapapi.JWSSignatureKeyPrefix+token.ID]
	if !ok || len(detachedJWSToken) == 0 {

			ResourceVersion: "1",
		},
		Data: map[string]string{
			bootstrapapi.KubeConfigKey: "payload",
		},
	}
	if len(tokenID) > 0 {
		ret.Data[bootstrapapi.JWSSignatureKeyPrefix+tokenID] = signature
	}
	return ret
}

func TestNoConfigMap(t *testing.T) {
	signer, cl, _, _, err := newSigner()
	if err != nil {
		t.Fatalf("error creating Signer: %v", err)
	}