Merge pull request #43505 from zjj2wry/004

Automatic merge from submit-queue

unit test for kubectl config set-cluster

**What this PR does / why we need it**:
unit test for create cluster

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #

**Special notes for your reviewer**:
i want test secure mode,but CA path how set?

**Release note**:

```release-note
NONE
```
This commit is contained in:
Kubernetes Submit Queue 2017-06-01 05:16:02 -07:00 committed by GitHub
commit 2269f5ca76
2 changed files with 120 additions and 0 deletions

View File

@ -51,6 +51,7 @@ go_test(
srcs = [
"config_test.go",
"create_authinfo_test.go",
"create_cluster_test.go",
"create_context_test.go",
"current_context_test.go",
"delete_cluster_test.go",

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@ -0,0 +1,119 @@
/*
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"
"k8s.io/client-go/tools/clientcmd"
clientcmdapi "k8s.io/client-go/tools/clientcmd/api"
)
type createClusterTest struct {
description string
config clientcmdapi.Config
args []string
flags []string
expected string
expectedConfig clientcmdapi.Config
}
func TestCreateCluster(t *testing.T) {
conf := clientcmdapi.Config{}
test := createClusterTest{
description: "Testing 'kubectl config set-cluster' with a new cluster",
config: conf,
args: []string{"my-cluster"},
flags: []string{
"--server=http://192.168.0.1",
},
expected: `Cluster "my-cluster" set.` + "\n",
expectedConfig: clientcmdapi.Config{
Clusters: map[string]*clientcmdapi.Cluster{
"my-cluster": {Server: "http://192.168.0.1"},
},
},
}
test.run(t)
}
func TestModifyCluster(t *testing.T) {
conf := clientcmdapi.Config{
Clusters: map[string]*clientcmdapi.Cluster{
"my-cluster": {Server: "https://192.168.0.1"},
},
}
test := createClusterTest{
description: "Testing 'kubectl config set-cluster' with an existing cluster",
config: conf,
args: []string{"my-cluster"},
flags: []string{
"--server=https://192.168.0.99",
},
expected: `Cluster "my-cluster" set.` + "\n",
expectedConfig: clientcmdapi.Config{
Clusters: map[string]*clientcmdapi.Cluster{
"my-cluster": {Server: "https://192.168.0.99"},
},
},
}
test.run(t)
}
func (test createClusterTest) 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 := NewCmdConfigSetCluster(buf, pathOptions)
cmd.SetArgs(test.args)
cmd.Flags().Parse(test.flags)
if err := cmd.Execute(); err != nil {
t.Fatalf("unexpected error executing command: %v, args: %v, flags: %v", err, test.args, test.flags)
}
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 len(test.args) > 0 {
cluster, ok := config.Clusters[test.args[0]]
if !ok {
t.Errorf("expected cluster %v, but got nil", test.args[0])
return
}
if cluster.Server != test.expectedConfig.Clusters[test.args[0]].Server {
t.Errorf("Fail in %q\n expected cluster server %v\n but got %v\n ", test.description, test.expectedConfig.Clusters[test.args[0]].Server, cluster.Server)
}
}
}