mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
synced 2025-11-04 04:08:16 +00:00
329 lines
8.1 KiB
Go
329 lines
8.1 KiB
Go
/*
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Copyright 2014 The Kubernetes Authors All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package cmd
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import (
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"bytes"
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"fmt"
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"io/ioutil"
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"net/http"
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"os"
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"reflect"
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"testing"
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"github.com/spf13/cobra"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/api/testapi"
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client "k8s.io/kubernetes/pkg/client/unversioned"
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"k8s.io/kubernetes/pkg/client/unversioned/fake"
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cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
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"k8s.io/kubernetes/pkg/util/intstr"
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)
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func TestGetRestartPolicy(t *testing.T) {
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tests := []struct {
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input string
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interactive bool
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expected api.RestartPolicy
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expectErr bool
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}{
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{
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input: "",
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expected: api.RestartPolicyAlways,
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},
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{
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input: "",
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interactive: true,
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expected: api.RestartPolicyOnFailure,
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},
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{
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input: string(api.RestartPolicyAlways),
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interactive: true,
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expected: api.RestartPolicyAlways,
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},
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{
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input: string(api.RestartPolicyNever),
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interactive: true,
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expected: api.RestartPolicyNever,
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},
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{
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input: string(api.RestartPolicyAlways),
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expected: api.RestartPolicyAlways,
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},
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{
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input: string(api.RestartPolicyNever),
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expected: api.RestartPolicyNever,
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},
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{
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input: "foo",
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expectErr: true,
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},
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}
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for _, test := range tests {
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cmd := &cobra.Command{}
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cmd.Flags().String("restart", "", "dummy restart flag")
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cmd.Flags().Lookup("restart").Value.Set(test.input)
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policy, err := getRestartPolicy(cmd, test.interactive)
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if test.expectErr && err == nil {
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t.Error("unexpected non-error")
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}
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if !test.expectErr && err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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if !test.expectErr && policy != test.expected {
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t.Errorf("expected: %s, saw: %s (%s:%v)", test.expected, policy, test.input, test.interactive)
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}
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}
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}
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func TestGetEnv(t *testing.T) {
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test := struct {
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input []string
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expected []string
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}{
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input: []string{"a=b", "c=d"},
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expected: []string{"a=b", "c=d"},
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}
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cmd := &cobra.Command{}
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cmd.Flags().StringSlice("env", test.input, "")
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envStrings := cmdutil.GetFlagStringSlice(cmd, "env")
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if len(envStrings) != 2 || !reflect.DeepEqual(envStrings, test.expected) {
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t.Errorf("expected: %s, saw: %s", test.expected, envStrings)
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}
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}
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func TestRunArgsFollowDashRules(t *testing.T) {
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_, _, rc := testData()
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tests := []struct {
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args []string
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argsLenAtDash int
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expectError bool
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name string
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}{
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{
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args: []string{},
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argsLenAtDash: -1,
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expectError: true,
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name: "empty",
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},
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{
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args: []string{"foo"},
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argsLenAtDash: -1,
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expectError: false,
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name: "no cmd",
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},
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{
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args: []string{"foo", "sleep"},
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argsLenAtDash: -1,
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expectError: false,
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name: "cmd no dash",
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},
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{
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args: []string{"foo", "sleep"},
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argsLenAtDash: 1,
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expectError: false,
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name: "cmd has dash",
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},
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{
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args: []string{"foo", "sleep"},
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argsLenAtDash: 0,
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expectError: true,
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name: "no name",
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},
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}
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for _, test := range tests {
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f, tf, codec := NewAPIFactory()
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tf.Client = &fake.RESTClient{
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Codec: codec,
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Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
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return &http.Response{StatusCode: 201, Body: objBody(codec, &rc.Items[0])}, nil
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}),
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}
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tf.Namespace = "test"
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tf.ClientConfig = &client.Config{}
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cmd := NewCmdRun(f, os.Stdin, os.Stdout, os.Stderr)
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cmd.Flags().Set("image", "nginx")
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err := Run(f, os.Stdin, os.Stdout, os.Stderr, cmd, test.args, test.argsLenAtDash)
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if test.expectError && err == nil {
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t.Errorf("unexpected non-error (%s)", test.name)
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}
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if !test.expectError && err != nil {
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t.Errorf("unexpected error: %v (%s)", err, test.name)
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}
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}
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}
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func TestGenerateService(t *testing.T) {
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tests := []struct {
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port string
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args []string
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serviceGenerator string
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params map[string]interface{}
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expectErr bool
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name string
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service api.Service
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expectPOST bool
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}{
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{
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port: "80",
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args: []string{"foo"},
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serviceGenerator: "service/v2",
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params: map[string]interface{}{
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"name": "foo",
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},
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expectErr: false,
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name: "basic",
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service: api.Service{
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ObjectMeta: api.ObjectMeta{
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Name: "foo",
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},
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Spec: api.ServiceSpec{
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Ports: []api.ServicePort{
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{
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Port: 80,
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Protocol: "TCP",
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TargetPort: intstr.FromInt(80),
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},
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},
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Selector: map[string]string{
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"run": "foo",
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},
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Type: api.ServiceTypeClusterIP,
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SessionAffinity: api.ServiceAffinityNone,
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},
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},
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expectPOST: true,
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},
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{
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port: "80",
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args: []string{"foo"},
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serviceGenerator: "service/v2",
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params: map[string]interface{}{
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"name": "foo",
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"labels": "app=bar",
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},
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expectErr: false,
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name: "custom labels",
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service: api.Service{
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ObjectMeta: api.ObjectMeta{
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Name: "foo",
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Labels: map[string]string{"app": "bar"},
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},
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Spec: api.ServiceSpec{
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Ports: []api.ServicePort{
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{
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Port: 80,
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Protocol: "TCP",
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TargetPort: intstr.FromInt(80),
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},
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},
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Selector: map[string]string{
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"app": "bar",
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},
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Type: api.ServiceTypeClusterIP,
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SessionAffinity: api.ServiceAffinityNone,
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},
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},
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expectPOST: true,
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},
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{
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expectErr: true,
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name: "missing port",
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expectPOST: false,
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},
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{
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port: "80",
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args: []string{"foo"},
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serviceGenerator: "service/v2",
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params: map[string]interface{}{
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"name": "foo",
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},
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expectErr: false,
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name: "dry-run",
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expectPOST: false,
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},
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}
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for _, test := range tests {
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sawPOST := false
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f, tf, codec := NewAPIFactory()
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tf.ClientConfig = &client.Config{GroupVersion: testapi.Default.GroupVersion()}
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tf.Client = &fake.RESTClient{
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Codec: codec,
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Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
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switch p, m := req.URL.Path, req.Method; {
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case test.expectPOST && m == "POST" && p == "/namespaces/namespace/services":
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sawPOST = true
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body := objBody(codec, &test.service)
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data, err := ioutil.ReadAll(req.Body)
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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t.FailNow()
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}
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defer req.Body.Close()
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svc := &api.Service{}
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if err := codec.DecodeInto(data, svc); err != nil {
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t.Errorf("unexpected error: %v", err)
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t.FailNow()
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}
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// Copy things that are defaulted by the system
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test.service.Annotations = svc.Annotations
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if !reflect.DeepEqual(&test.service, svc) {
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t.Errorf("expected:\n%v\nsaw:\n%v\n", &test.service, svc)
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}
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return &http.Response{StatusCode: 200, Body: body}, nil
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default:
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// Ensures no GET is performed when deleting by name
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t.Errorf("%s: unexpected request: %s %#v\n%#v", test.name, req.Method, req.URL, req)
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return nil, fmt.Errorf("unexpected request")
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}
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}),
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}
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cmd := &cobra.Command{}
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cmd.Flags().String("output", "", "")
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cmd.Flags().Bool(cmdutil.ApplyAnnotationsFlag, false, "")
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addRunFlags(cmd)
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if !test.expectPOST {
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cmd.Flags().Set("dry-run", "true")
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}
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if len(test.port) > 0 {
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cmd.Flags().Set("port", test.port)
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test.params["port"] = test.port
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}
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buff := &bytes.Buffer{}
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err := generateService(f, cmd, test.args, test.serviceGenerator, test.params, "namespace", buff)
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if test.expectErr {
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if err == nil {
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t.Error("unexpected non-error")
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}
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continue
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}
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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if test.expectPOST != sawPOST {
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t.Error("expectPost: %v, sawPost: %v", test.expectPOST, sawPOST)
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}
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}
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}
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