mirror of
https://github.com/k3s-io/kubernetes.git
synced 2025-07-22 19:31:44 +00:00
Allow delete to work from directories, files, multiple resources
Simple refactoring reusing the resource builder changes.
This commit is contained in:
parent
d24c5b145e
commit
a3ff55e478
@ -153,3 +153,7 @@ func NewAPIFactory() (*Factory, *testFactory, runtime.Codec) {
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func objBody(codec runtime.Codec, obj runtime.Object) io.ReadCloser {
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return ioutil.NopCloser(bytes.NewReader([]byte(runtime.EncodeOrDie(codec, obj))))
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}
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func stringBody(body string) io.ReadCloser {
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return ioutil.NopCloser(bytes.NewReader([]byte(body)))
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}
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@ -23,10 +23,15 @@ import (
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"github.com/golang/glog"
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"github.com/spf13/cobra"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/api/errors"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/kubectl/resource"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
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)
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func (f *Factory) NewCmdDelete(out io.Writer) *cobra.Command {
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flags := &struct {
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Filenames util.StringList
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}{}
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cmd := &cobra.Command{
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Use: "delete ([-f filename] | (<resource> [(<id> | -l <label>)]",
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Short: "Delete a resource by filename, stdin or resource and id",
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@ -54,13 +59,18 @@ Examples:
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$ kubectl delete pod 1234-56-7890-234234-456456
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<delete a pod with ID 1234-56-7890-234234-456456>`,
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Run: func(cmd *cobra.Command, args []string) {
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filename := GetFlagString(cmd, "filename")
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schema, err := f.Validator(cmd)
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checkErr(err)
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selector := GetFlagString(cmd, "selector")
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found := 0
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mapper, typer := f.Object(cmd)
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ResourcesFromArgsOrFile(cmd, args, filename, selector, typer, mapper, f.RESTClient, schema, true).Visit(func(r *resource.Info) error {
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r := resource.NewBuilder(mapper, typer, ClientMapperForCommand(cmd, f)).
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ContinueOnError().
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NamespaceParam(GetKubeNamespace(cmd)).DefaultNamespace().
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FilenameParam(flags.Filenames...).
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SelectorParam(GetFlagString(cmd, "selector")).
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ResourceTypeOrNameArgs(args...).
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Flatten().
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Do()
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found := 0
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r.IgnoreErrors(errors.IsNotFound).Visit(func(r *resource.Info) error {
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found++
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if err := resource.NewHelper(r.Client, r.Mapping).Delete(r.Namespace, r.Name); err != nil {
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return err
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@ -73,7 +83,7 @@ Examples:
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}
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},
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}
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cmd.Flags().StringP("filename", "f", "", "Filename or URL to file to use to delete the resource")
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cmd.Flags().VarP(&flags.Filenames, "filename", "f", "Filename, directory, or URL to a file containing the resource to delete")
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cmd.Flags().StringP("selector", "l", "", "Selector (label query) to filter on")
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return cmd
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}
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221
pkg/kubectl/cmd/delete_test.go
Normal file
221
pkg/kubectl/cmd/delete_test.go
Normal file
@ -0,0 +1,221 @@
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/*
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Copyright 2014 Google Inc. 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_test
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import (
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"bytes"
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"net/http"
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"strings"
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"testing"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/client"
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)
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func TestDeleteObject(t *testing.T) {
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pods, _ := testData()
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f, tf, codec := NewAPIFactory()
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tf.Printer = &testPrinter{}
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tf.Client = &client.FakeRESTClient{
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Codec: codec,
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Client: client.HTTPClientFunc(func(req *http.Request) (*http.Response, error) {
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switch p, m := req.URL.Path, req.Method; {
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case p == "/ns/test/pods/redis-master" && m == "DELETE":
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return &http.Response{StatusCode: 200, Body: objBody(codec, &pods.Items[0])}, nil
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default:
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t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
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return nil, nil
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}
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}),
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}
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buf := bytes.NewBuffer([]byte{})
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cmd := f.NewCmdDelete(buf)
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cmd.Flags().String("namespace", "test", "")
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cmd.Flags().Set("filename", "../../../examples/guestbook/redis-master.json")
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cmd.Run(cmd, []string{})
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// uses the name from the file, not the response
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if buf.String() != "redis-master\n" {
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t.Errorf("unexpected output: %s", buf.String())
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}
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}
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func TestDeleteObjectIgnoreNotFound(t *testing.T) {
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f, tf, codec := NewAPIFactory()
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tf.Printer = &testPrinter{}
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tf.Client = &client.FakeRESTClient{
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Codec: codec,
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Client: client.HTTPClientFunc(func(req *http.Request) (*http.Response, error) {
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switch p, m := req.URL.Path, req.Method; {
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case p == "/ns/test/pods/redis-master" && m == "DELETE":
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return &http.Response{StatusCode: 404, Body: stringBody("")}, nil
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default:
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t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
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return nil, nil
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}
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}),
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}
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buf := bytes.NewBuffer([]byte{})
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cmd := f.NewCmdDelete(buf)
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cmd.Flags().String("namespace", "test", "")
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cmd.Flags().Set("filename", "../../../examples/guestbook/redis-master.json")
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cmd.Run(cmd, []string{})
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if buf.String() != "" {
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t.Errorf("unexpected output: %s", buf.String())
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}
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}
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func TestDeleteMultipleObject(t *testing.T) {
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pods, svc := testData()
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f, tf, codec := NewAPIFactory()
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tf.Printer = &testPrinter{}
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tf.Client = &client.FakeRESTClient{
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Codec: codec,
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Client: client.HTTPClientFunc(func(req *http.Request) (*http.Response, error) {
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switch p, m := req.URL.Path, req.Method; {
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case p == "/ns/test/pods/redis-master" && m == "DELETE":
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return &http.Response{StatusCode: 200, Body: objBody(codec, &pods.Items[0])}, nil
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case p == "/ns/test/services/frontend" && m == "DELETE":
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return &http.Response{StatusCode: 200, Body: objBody(codec, &svc.Items[0])}, nil
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default:
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t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
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return nil, nil
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}
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}),
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}
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buf := bytes.NewBuffer([]byte{})
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cmd := f.NewCmdDelete(buf)
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cmd.Flags().String("namespace", "test", "")
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cmd.Flags().Set("filename", "../../../examples/guestbook/redis-master.json")
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cmd.Flags().Set("filename", "../../../examples/guestbook/frontend-service.json")
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cmd.Run(cmd, []string{})
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if buf.String() != "redis-master\nfrontend\n" {
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t.Errorf("unexpected output: %s", buf.String())
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}
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}
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func TestDeleteMultipleObjectIgnoreMissing(t *testing.T) {
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_, svc := testData()
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f, tf, codec := NewAPIFactory()
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tf.Printer = &testPrinter{}
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tf.Client = &client.FakeRESTClient{
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Codec: codec,
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Client: client.HTTPClientFunc(func(req *http.Request) (*http.Response, error) {
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switch p, m := req.URL.Path, req.Method; {
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case p == "/ns/test/pods/redis-master" && m == "DELETE":
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return &http.Response{StatusCode: 404, Body: stringBody("")}, nil
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case p == "/ns/test/services/frontend" && m == "DELETE":
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return &http.Response{StatusCode: 200, Body: objBody(codec, &svc.Items[0])}, nil
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default:
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t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
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return nil, nil
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}
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}),
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}
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buf := bytes.NewBuffer([]byte{})
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cmd := f.NewCmdDelete(buf)
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cmd.Flags().String("namespace", "test", "")
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cmd.Flags().Set("filename", "../../../examples/guestbook/redis-master.json")
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cmd.Flags().Set("filename", "../../../examples/guestbook/frontend-service.json")
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cmd.Run(cmd, []string{})
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if buf.String() != "frontend\n" {
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t.Errorf("unexpected output: %s", buf.String())
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}
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}
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func TestDeleteDirectory(t *testing.T) {
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pods, svc := testData()
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f, tf, codec := NewAPIFactory()
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tf.Printer = &testPrinter{}
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tf.Client = &client.FakeRESTClient{
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Codec: codec,
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Client: client.HTTPClientFunc(func(req *http.Request) (*http.Response, error) {
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switch p, m := req.URL.Path, req.Method; {
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case strings.HasPrefix(p, "/ns/test/pods/") && m == "DELETE":
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return &http.Response{StatusCode: 200, Body: objBody(codec, &pods.Items[0])}, nil
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case strings.HasPrefix(p, "/ns/test/services/") && m == "DELETE":
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return &http.Response{StatusCode: 200, Body: objBody(codec, &svc.Items[0])}, nil
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case strings.HasPrefix(p, "/ns/test/replicationcontrollers/") && m == "DELETE":
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return &http.Response{StatusCode: 200, Body: objBody(codec, &svc.Items[0])}, nil
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default:
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t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
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return nil, nil
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}
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}),
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}
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buf := bytes.NewBuffer([]byte{})
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cmd := f.NewCmdDelete(buf)
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cmd.Flags().String("namespace", "test", "")
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cmd.Flags().Set("filename", "../../../examples/guestbook")
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cmd.Run(cmd, []string{})
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if buf.String() != "frontendController\nfrontend\nredis-master\nredis-master\nredisSlaveController\nredisslave\n" {
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t.Errorf("unexpected output: %s", buf.String())
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}
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}
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func TestDeleteMultipleSelector(t *testing.T) {
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pods, svc := testData()
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f, tf, codec := NewAPIFactory()
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tf.Printer = &testPrinter{}
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tf.Client = &client.FakeRESTClient{
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Codec: codec,
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Client: client.HTTPClientFunc(func(req *http.Request) (*http.Response, error) {
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switch p, m := req.URL.Path, req.Method; {
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case p == "/ns/test/pods" && m == "GET":
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if req.URL.Query().Get("labels") != "a=b" {
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t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
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}
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return &http.Response{StatusCode: 200, Body: objBody(codec, pods)}, nil
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case p == "/ns/test/services" && m == "GET":
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if req.URL.Query().Get("labels") != "a=b" {
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t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
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}
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return &http.Response{StatusCode: 200, Body: objBody(codec, svc)}, nil
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case strings.HasPrefix(p, "/ns/test/pods/") && m == "DELETE":
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return &http.Response{StatusCode: 200, Body: objBody(codec, &pods.Items[0])}, nil
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case strings.HasPrefix(p, "/ns/test/services/") && m == "DELETE":
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return &http.Response{StatusCode: 200, Body: objBody(codec, &svc.Items[0])}, nil
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default:
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t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
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return nil, nil
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}
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}),
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}
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buf := bytes.NewBuffer([]byte{})
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cmd := f.NewCmdDelete(buf)
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cmd.Flags().String("namespace", "test", "")
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cmd.Flags().Set("selector", "a=b")
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cmd.Run(cmd, []string{"pods,services"})
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if buf.String() != "foo\nbar\nbaz\n" {
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t.Errorf("unexpected output: %s", buf.String())
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}
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}
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