kubernetes set_test 源码
kubernetes set_test 代码
文件路径：/staging/src/k8s.io/kubectl/pkg/cmd/config/set_test.go
/*
Copyright 2017 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package config
import (
"bytes"
"io/ioutil"
"os"
"testing"
"reflect"
"k8s.io/client-go/tools/clientcmd"
clientcmdapi "k8s.io/client-go/tools/clientcmd/api"
)
type setConfigTest struct {
description string
config clientcmdapi.Config
args []string
expected string
expectedConfig clientcmdapi.Config
}
func TestSetConfigCurrentContext(t *testing.T) {
conf := clientcmdapi.Config{
Kind: "Config",
APIVersion: "v1",
CurrentContext: "minikube",
}
expectedConfig := *clientcmdapi.NewConfig()
expectedConfig.CurrentContext = "my-cluster"
test := setConfigTest{
description: "Testing for kubectl config set current-context",
config: conf,
args: []string{"current-context", "my-cluster"},
expected: `Property "current-context" set.` + "\n",
expectedConfig: expectedConfig,
}
test.run(t)
}
func (test setConfigTest) run(t *testing.T) {
fakeKubeFile, err := ioutil.TempFile(os.TempDir(), "")
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
defer os.Remove(fakeKubeFile.Name())
err = clientcmd.WriteToFile(test.config, fakeKubeFile.Name())
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
pathOptions := clientcmd.NewDefaultPathOptions()
pathOptions.GlobalFile = fakeKubeFile.Name()
pathOptions.EnvVar = ""
buf := bytes.NewBuffer([]byte{})
cmd := NewCmdConfigSet(buf, pathOptions)
cmd.SetArgs(test.args)
if err := cmd.Execute(); err != nil {
t.Fatalf("unexpected error executing command: %v", err)
}
config, err := clientcmd.LoadFromFile(fakeKubeFile.Name())
if err != nil {
t.Fatalf("unexpected error loading kubeconfig file: %v", err)
}
if len(test.expected) != 0 {
if buf.String() != test.expected {
t.Errorf("Failed in:%q\n expected %v\n but got %v", test.description, test.expected, buf.String())
}
}
if !reflect.DeepEqual(*config, test.expectedConfig) {
t.Errorf("Failed in: %q\n expected %v\n but got %v", test.description, *config, test.expectedConfig)
}
}
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