Function TestDuplicateClusterName

tools/clientcmd/loader_test.go:204–244

(t *testing.T)

}

func TestDuplicateClusterName(t *testing.T) {
	configFile, _ := ioutil.TempFile("", "")
	defer os.Remove(configFile.Name())

	err := ioutil.WriteFile(configFile.Name(), []byte(`
kind: Config
apiVersion: v1
clusters:
- cluster:
    api-version: v1
    server: https://kubernetes.default.svc:443
    certificate-authority: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
  name: kubeconfig-cluster
- cluster:
    api-version: v2
    server: https://test.example.server:443
    certificate-authority: /var/run/secrets/test.example.io/serviceaccount/ca.crt
  name: kubeconfig-cluster
contexts:
- context:
    cluster: kubeconfig-cluster
    namespace: default
    user: kubeconfig-user
  name: kubeconfig-context
current-context: kubeconfig-context
users:
- name: kubeconfig-user
  user:
    tokenFile: /var/run/secrets/kubernetes.io/serviceaccount/token
`), os.FileMode(0755))

	if err != nil {
		t.Errorf("Unexpected error: %v", err)
	}

	_, err = LoadFromFile(configFile.Name())
	if err == nil || !strings.Contains(err.Error(),
		"error converting *[]NamedCluster into *map[string]*api.Cluster: duplicate name \"kubeconfig-cluster\" in list") {
		t.Error("Expected error in loading duplicate cluster name, got none")
	}
}

func TestDuplicateContextName(t *testing.T) {
	configFile, _ := ioutil.TempFile("", "")