mirror of https://github.com/k3s-io/k3s
1232 lines
37 KiB
Go
1232 lines
37 KiB
Go
/*
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Copyright 2014 The Kubernetes Authors.
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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 get
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import (
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"bytes"
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encjson "encoding/json"
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"io"
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"io/ioutil"
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"net/http"
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"path/filepath"
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"reflect"
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"strings"
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"testing"
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api "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/apimachinery/pkg/runtime/serializer/json"
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"k8s.io/apimachinery/pkg/runtime/serializer/streaming"
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"k8s.io/apimachinery/pkg/watch"
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"k8s.io/client-go/dynamic"
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restclient "k8s.io/client-go/rest"
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"k8s.io/client-go/rest/fake"
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restclientwatch "k8s.io/client-go/rest/watch"
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"k8s.io/kube-openapi/pkg/util/proto"
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apitesting "k8s.io/kubernetes/pkg/api/testing"
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"k8s.io/kubernetes/pkg/apis/core/v1"
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"k8s.io/apimachinery/pkg/util/diff"
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"k8s.io/kubernetes/pkg/api/legacyscheme"
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cmdtesting "k8s.io/kubernetes/pkg/kubectl/cmd/testing"
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cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
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"k8s.io/kubernetes/pkg/kubectl/cmd/util/openapi"
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openapitesting "k8s.io/kubernetes/pkg/kubectl/cmd/util/openapi/testing"
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"k8s.io/kubernetes/pkg/kubectl/genericclioptions"
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"k8s.io/kubernetes/pkg/kubectl/scheme"
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)
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var openapiSchemaPath = filepath.Join("..", "..", "..", "..", "api", "openapi-spec", "swagger.json")
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// This init should be removed after switching this command and its tests to user external types.
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func init() {
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api.AddToScheme(scheme.Scheme)
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scheme.Scheme.AddConversionFuncs(v1.Convert_core_PodSpec_To_v1_PodSpec)
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scheme.Scheme.AddConversionFuncs(v1.Convert_v1_PodSecurityContext_To_core_PodSecurityContext)
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}
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var unstructuredSerializer = dynamic.ContentConfig().NegotiatedSerializer
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func defaultHeader() http.Header {
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header := http.Header{}
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header.Set("Content-Type", runtime.ContentTypeJSON)
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return header
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}
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func defaultClientConfig() *restclient.Config {
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return &restclient.Config{
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APIPath: "/api",
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ContentConfig: restclient.ContentConfig{
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NegotiatedSerializer: scheme.Codecs,
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ContentType: runtime.ContentTypeJSON,
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GroupVersion: &scheme.Registry.GroupOrDie(api.GroupName).GroupVersions[0],
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},
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}
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}
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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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func initTestErrorHandler(t *testing.T) {
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cmdutil.BehaviorOnFatal(func(str string, code int) {
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t.Errorf("Error running command (exit code %d): %s", code, str)
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})
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}
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func testData() (*api.PodList, *api.ServiceList, *api.ReplicationControllerList) {
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pods := &api.PodList{
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ListMeta: metav1.ListMeta{
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ResourceVersion: "15",
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},
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Items: []api.Pod{
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{
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ObjectMeta: metav1.ObjectMeta{Name: "foo", Namespace: "test", ResourceVersion: "10"},
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Spec: apitesting.V1DeepEqualSafePodSpec(),
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},
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{
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ObjectMeta: metav1.ObjectMeta{Name: "bar", Namespace: "test", ResourceVersion: "11"},
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Spec: apitesting.V1DeepEqualSafePodSpec(),
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},
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},
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}
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svc := &api.ServiceList{
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ListMeta: metav1.ListMeta{
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ResourceVersion: "16",
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},
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Items: []api.Service{
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{
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ObjectMeta: metav1.ObjectMeta{Name: "baz", Namespace: "test", ResourceVersion: "12"},
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Spec: api.ServiceSpec{
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SessionAffinity: "None",
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Type: api.ServiceTypeClusterIP,
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},
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},
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},
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}
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one := int32(1)
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rc := &api.ReplicationControllerList{
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ListMeta: metav1.ListMeta{
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ResourceVersion: "17",
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},
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Items: []api.ReplicationController{
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{
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ObjectMeta: metav1.ObjectMeta{Name: "rc1", Namespace: "test", ResourceVersion: "18"},
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Spec: api.ReplicationControllerSpec{
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Replicas: &one,
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},
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},
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},
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}
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return pods, svc, rc
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}
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func testComponentStatusData() *api.ComponentStatusList {
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good := api.ComponentStatus{
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Conditions: []api.ComponentCondition{
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{Type: api.ComponentHealthy, Status: api.ConditionTrue, Message: "ok"},
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},
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ObjectMeta: metav1.ObjectMeta{Name: "servergood"},
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}
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bad := api.ComponentStatus{
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Conditions: []api.ComponentCondition{
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{Type: api.ComponentHealthy, Status: api.ConditionFalse, Message: "", Error: "bad status: 500"},
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},
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ObjectMeta: metav1.ObjectMeta{Name: "serverbad"},
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}
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unknown := api.ComponentStatus{
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Conditions: []api.ComponentCondition{
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{Type: api.ComponentHealthy, Status: api.ConditionUnknown, Message: "", Error: "fizzbuzz error"},
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},
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ObjectMeta: metav1.ObjectMeta{Name: "serverunknown"},
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}
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return &api.ComponentStatusList{
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Items: []api.ComponentStatus{good, bad, unknown},
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}
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}
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// Verifies that schemas that are not in the master tree of Kubernetes can be retrieved via Get.
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func TestGetUnknownSchemaObject(t *testing.T) {
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t.Skip("This test is completely broken. The first thing it does is add the object to the scheme!")
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tf := cmdtesting.NewTestFactory()
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defer tf.Cleanup()
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_, _, codec := cmdtesting.NewExternalScheme()
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tf.OpenAPISchemaFunc = openapitesting.CreateOpenAPISchemaFunc(openapiSchemaPath)
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obj := &cmdtesting.ExternalType{
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Kind: "Type",
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APIVersion: "apitest/unlikelyversion",
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Name: "foo",
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}
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tf.UnstructuredClient = &fake.RESTClient{
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NegotiatedSerializer: unstructuredSerializer,
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Resp: &http.Response{
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StatusCode: 200, Header: defaultHeader(),
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Body: objBody(codec, obj),
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},
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}
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tf.Namespace = "test"
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tf.ClientConfigVal = defaultClientConfig()
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streams, _, buf, _ := genericclioptions.NewTestIOStreams()
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cmd := NewCmdGet("kubectl", tf, streams)
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cmd.SetOutput(buf)
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cmd.Run(cmd, []string{"type", "foo"})
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expected := []runtime.Object{cmdtesting.NewInternalType("", "", "foo")}
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actual := []runtime.Object{}
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if len(actual) != len(expected) {
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t.Fatalf("expected: %#v, but actual: %#v", expected, actual)
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}
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t.Logf("actual: %#v", actual[0])
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for i, obj := range actual {
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expectedJSON := runtime.EncodeOrDie(codec, expected[i])
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expectedMap := map[string]interface{}{}
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if err := encjson.Unmarshal([]byte(expectedJSON), &expectedMap); err != nil {
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t.Fatal(err)
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}
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actualJSON := runtime.EncodeOrDie(codec, obj)
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actualMap := map[string]interface{}{}
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if err := encjson.Unmarshal([]byte(actualJSON), &actualMap); err != nil {
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t.Fatal(err)
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}
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if !reflect.DeepEqual(expectedMap, actualMap) {
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t.Errorf("expectedMap: %#v, but actualMap: %#v", expectedMap, actualMap)
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}
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}
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}
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// Verifies that schemas that are not in the master tree of Kubernetes can be retrieved via Get.
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func TestGetSchemaObject(t *testing.T) {
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tf := cmdtesting.NewTestFactory()
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defer tf.Cleanup()
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codec := legacyscheme.Codecs.LegacyCodec(schema.GroupVersion{Version: "v1"})
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t.Logf("%v", string(runtime.EncodeOrDie(codec, &api.ReplicationController{ObjectMeta: metav1.ObjectMeta{Name: "foo"}})))
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tf.UnstructuredClient = &fake.RESTClient{
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NegotiatedSerializer: unstructuredSerializer,
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Resp: &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, &api.ReplicationController{ObjectMeta: metav1.ObjectMeta{Name: "foo"}})},
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}
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tf.Namespace = "test"
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tf.ClientConfigVal = defaultClientConfig()
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streams, _, buf, _ := genericclioptions.NewTestIOStreams()
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cmd := NewCmdGet("kubectl", tf, streams)
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cmd.Run(cmd, []string{"replicationcontrollers", "foo"})
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if !strings.Contains(buf.String(), "foo") {
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t.Errorf("unexpected output: %s", buf.String())
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}
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}
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func TestGetObjectsWithOpenAPIOutputFormatPresent(t *testing.T) {
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pods, _, _ := testData()
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tf := cmdtesting.NewTestFactory()
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defer tf.Cleanup()
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codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
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// overide the openAPISchema function to return custom output
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// for Pod type.
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tf.OpenAPISchemaFunc = testOpenAPISchemaData
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tf.UnstructuredClient = &fake.RESTClient{
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NegotiatedSerializer: unstructuredSerializer,
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Resp: &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, &pods.Items[0])},
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}
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tf.Namespace = "test"
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streams, _, buf, _ := genericclioptions.NewTestIOStreams()
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cmd := NewCmdGet("kubectl", tf, streams)
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cmd.SetOutput(buf)
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cmd.Flags().Set(useOpenAPIPrintColumnFlagLabel, "true")
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cmd.Run(cmd, []string{"pods", "foo"})
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expected := `NAME RSRC
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foo 10
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`
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if e, a := expected, buf.String(); e != a {
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t.Errorf("expected %v, got %v", e, a)
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}
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}
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type FakeResources struct {
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resources map[schema.GroupVersionKind]proto.Schema
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}
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func (f FakeResources) LookupResource(s schema.GroupVersionKind) proto.Schema {
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return f.resources[s]
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}
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var _ openapi.Resources = &FakeResources{}
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func testOpenAPISchemaData() (openapi.Resources, error) {
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return &FakeResources{
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resources: map[schema.GroupVersionKind]proto.Schema{
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{
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Version: "v1",
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Kind: "Pod",
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}: &proto.Primitive{
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BaseSchema: proto.BaseSchema{
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Extensions: map[string]interface{}{
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"x-kubernetes-print-columns": "custom-columns=NAME:.metadata.name,RSRC:.metadata.resourceVersion",
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},
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},
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},
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},
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}, nil
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}
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func TestGetObjects(t *testing.T) {
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pods, _, _ := testData()
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tf := cmdtesting.NewTestFactory()
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defer tf.Cleanup()
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codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
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tf.UnstructuredClient = &fake.RESTClient{
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NegotiatedSerializer: unstructuredSerializer,
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Resp: &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, &pods.Items[0])},
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}
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tf.Namespace = "test"
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streams, _, buf, _ := genericclioptions.NewTestIOStreams()
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cmd := NewCmdGet("kubectl", tf, streams)
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cmd.SetOutput(buf)
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cmd.Run(cmd, []string{"pods", "foo"})
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expected := `NAME READY STATUS RESTARTS AGE
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foo 0/0 0 <unknown>
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`
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if e, a := expected, buf.String(); e != a {
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t.Errorf("expected %v, got %v", e, a)
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}
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}
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func TestGetObjectIgnoreNotFound(t *testing.T) {
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initTestErrorHandler(t)
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ns := &api.NamespaceList{
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ListMeta: metav1.ListMeta{
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ResourceVersion: "1",
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},
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Items: []api.Namespace{
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{
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ObjectMeta: metav1.ObjectMeta{Name: "testns", Namespace: "test", ResourceVersion: "11"},
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Spec: api.NamespaceSpec{},
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},
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},
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}
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tf := cmdtesting.NewTestFactory()
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defer tf.Cleanup()
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codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
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tf.UnstructuredClient = &fake.RESTClient{
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NegotiatedSerializer: unstructuredSerializer,
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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 p == "/namespaces/test/pods/nonexistentpod" && m == "GET":
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return &http.Response{StatusCode: 404, Header: defaultHeader(), Body: stringBody("")}, nil
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case p == "/api/v1/namespaces/test" && m == "GET":
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return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, &ns.Items[0])}, nil
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default:
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t.Fatalf("request url: %#v,and request: %#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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tf.Namespace = "test"
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streams, _, buf, _ := genericclioptions.NewTestIOStreams()
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cmd := NewCmdGet("kubectl", tf, streams)
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cmd.SetOutput(buf)
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cmd.Flags().Set("ignore-not-found", "true")
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cmd.Flags().Set("output", "yaml")
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cmd.Run(cmd, []string{"pods", "nonexistentpod"})
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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 TestGetSortedObjects(t *testing.T) {
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pods := &api.PodList{
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ListMeta: metav1.ListMeta{
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ResourceVersion: "15",
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},
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Items: []api.Pod{
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{
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ObjectMeta: metav1.ObjectMeta{Name: "c", Namespace: "test", ResourceVersion: "10"},
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Spec: apitesting.V1DeepEqualSafePodSpec(),
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},
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{
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ObjectMeta: metav1.ObjectMeta{Name: "b", Namespace: "test", ResourceVersion: "11"},
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Spec: apitesting.V1DeepEqualSafePodSpec(),
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},
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{
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ObjectMeta: metav1.ObjectMeta{Name: "a", Namespace: "test", ResourceVersion: "9"},
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Spec: apitesting.V1DeepEqualSafePodSpec(),
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},
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},
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}
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tf := cmdtesting.NewTestFactory()
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defer tf.Cleanup()
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codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
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tf.UnstructuredClient = &fake.RESTClient{
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NegotiatedSerializer: unstructuredSerializer,
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Resp: &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, pods)},
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}
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tf.Namespace = "test"
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tf.ClientConfigVal = &restclient.Config{ContentConfig: restclient.ContentConfig{GroupVersion: &schema.GroupVersion{Version: "v1"}}}
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streams, _, buf, _ := genericclioptions.NewTestIOStreams()
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cmd := NewCmdGet("kubectl", tf, streams)
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cmd.SetOutput(buf)
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// sorting with metedata.name
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cmd.Flags().Set("sort-by", ".metadata.name")
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cmd.Run(cmd, []string{"pods"})
|
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expected := `NAME READY STATUS RESTARTS AGE
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a 0/0 0 <unknown>
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b 0/0 0 <unknown>
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c 0/0 0 <unknown>
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`
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if e, a := expected, buf.String(); e != a {
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t.Errorf("expected %v, got %v", e, a)
|
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}
|
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}
|
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|
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func TestGetObjectsIdentifiedByFile(t *testing.T) {
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pods, _, _ := testData()
|
|
|
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tf := cmdtesting.NewTestFactory()
|
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defer tf.Cleanup()
|
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codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
|
|
|
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tf.UnstructuredClient = &fake.RESTClient{
|
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NegotiatedSerializer: unstructuredSerializer,
|
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Resp: &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, &pods.Items[0])},
|
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}
|
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tf.Namespace = "test"
|
|
|
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streams, _, buf, _ := genericclioptions.NewTestIOStreams()
|
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cmd := NewCmdGet("kubectl", tf, streams)
|
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cmd.SetOutput(buf)
|
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cmd.Flags().Set("filename", "../../../../test/e2e/testing-manifests/statefulset/cassandra/controller.yaml")
|
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cmd.Run(cmd, []string{})
|
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|
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expected := `NAME READY STATUS RESTARTS AGE
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foo 0/0 0 <unknown>
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`
|
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if e, a := expected, buf.String(); e != a {
|
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t.Errorf("expected %v, got %v", e, a)
|
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}
|
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}
|
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|
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func TestGetListObjects(t *testing.T) {
|
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pods, _, _ := testData()
|
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|
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tf := cmdtesting.NewTestFactory()
|
|
defer tf.Cleanup()
|
|
codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
|
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|
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tf.UnstructuredClient = &fake.RESTClient{
|
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NegotiatedSerializer: unstructuredSerializer,
|
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Resp: &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, pods)},
|
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}
|
|
tf.Namespace = "test"
|
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|
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streams, _, buf, _ := genericclioptions.NewTestIOStreams()
|
|
cmd := NewCmdGet("kubectl", tf, streams)
|
|
cmd.SetOutput(buf)
|
|
cmd.Run(cmd, []string{"pods"})
|
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|
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expected := `NAME READY STATUS RESTARTS AGE
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foo 0/0 0 <unknown>
|
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bar 0/0 0 <unknown>
|
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`
|
|
if e, a := expected, buf.String(); e != a {
|
|
t.Errorf("expected %v, got %v", e, a)
|
|
}
|
|
}
|
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|
|
func TestGetAllListObjects(t *testing.T) {
|
|
pods, _, _ := testData()
|
|
|
|
tf := cmdtesting.NewTestFactory()
|
|
defer tf.Cleanup()
|
|
codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
|
|
|
|
tf.UnstructuredClient = &fake.RESTClient{
|
|
NegotiatedSerializer: unstructuredSerializer,
|
|
Resp: &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, pods)},
|
|
}
|
|
tf.Namespace = "test"
|
|
|
|
streams, _, buf, _ := genericclioptions.NewTestIOStreams()
|
|
cmd := NewCmdGet("kubectl", tf, streams)
|
|
cmd.SetOutput(buf)
|
|
cmd.Run(cmd, []string{"pods"})
|
|
|
|
expected := `NAME READY STATUS RESTARTS AGE
|
|
foo 0/0 0 <unknown>
|
|
bar 0/0 0 <unknown>
|
|
`
|
|
if e, a := expected, buf.String(); e != a {
|
|
t.Errorf("expected %v, got %v", e, a)
|
|
}
|
|
}
|
|
|
|
func TestGetListComponentStatus(t *testing.T) {
|
|
statuses := testComponentStatusData()
|
|
|
|
tf := cmdtesting.NewTestFactory()
|
|
defer tf.Cleanup()
|
|
codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
|
|
|
|
tf.UnstructuredClient = &fake.RESTClient{
|
|
NegotiatedSerializer: unstructuredSerializer,
|
|
Resp: &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, statuses)},
|
|
}
|
|
tf.Namespace = "test"
|
|
|
|
streams, _, buf, _ := genericclioptions.NewTestIOStreams()
|
|
cmd := NewCmdGet("kubectl", tf, streams)
|
|
cmd.SetOutput(buf)
|
|
cmd.Run(cmd, []string{"componentstatuses"})
|
|
|
|
expected := `NAME STATUS MESSAGE ERROR
|
|
servergood Healthy ok
|
|
serverbad Unhealthy bad status: 500
|
|
serverunknown Unhealthy fizzbuzz error
|
|
`
|
|
if e, a := expected, buf.String(); e != a {
|
|
t.Errorf("expected %v, got %v", e, a)
|
|
}
|
|
}
|
|
|
|
func TestGetMixedGenericObjects(t *testing.T) {
|
|
initTestErrorHandler(t)
|
|
|
|
// ensure that a runtime.Object without
|
|
// an ObjectMeta field is handled properly
|
|
structuredObj := &metav1.Status{
|
|
TypeMeta: metav1.TypeMeta{
|
|
Kind: "Status",
|
|
APIVersion: "v1",
|
|
},
|
|
Status: "Success",
|
|
Message: "",
|
|
Reason: "",
|
|
Code: 0,
|
|
}
|
|
|
|
tf := cmdtesting.NewTestFactory()
|
|
defer tf.Cleanup()
|
|
codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
|
|
|
|
tf.UnstructuredClient = &fake.RESTClient{
|
|
NegotiatedSerializer: unstructuredSerializer,
|
|
Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
|
|
switch req.URL.Path {
|
|
case "/namespaces/test/pods":
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, structuredObj)}, nil
|
|
default:
|
|
t.Fatalf("request url: %#v,and request: %#v", req.URL, req)
|
|
return nil, nil
|
|
}
|
|
}),
|
|
}
|
|
tf.Namespace = "test"
|
|
tf.ClientConfigVal = defaultClientConfig()
|
|
|
|
streams, _, buf, _ := genericclioptions.NewTestIOStreams()
|
|
cmd := NewCmdGet("kubectl", tf, streams)
|
|
cmd.SetOutput(buf)
|
|
cmd.Flags().Set("output", "json")
|
|
cmd.Run(cmd, []string{"pods"})
|
|
|
|
expected := `{
|
|
"apiVersion": "v1",
|
|
"items": [
|
|
{
|
|
"apiVersion": "v1",
|
|
"kind": "Status",
|
|
"metadata": {},
|
|
"status": "Success"
|
|
}
|
|
],
|
|
"kind": "List",
|
|
"metadata": {
|
|
"resourceVersion": "",
|
|
"selfLink": ""
|
|
}
|
|
}
|
|
`
|
|
if e, a := expected, buf.String(); e != a {
|
|
t.Errorf("expected %v, got %v", e, a)
|
|
}
|
|
}
|
|
|
|
func TestGetMultipleTypeObjects(t *testing.T) {
|
|
pods, svc, _ := testData()
|
|
|
|
tf := cmdtesting.NewTestFactory()
|
|
defer tf.Cleanup()
|
|
codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
|
|
|
|
tf.UnstructuredClient = &fake.RESTClient{
|
|
NegotiatedSerializer: unstructuredSerializer,
|
|
Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
|
|
switch req.URL.Path {
|
|
case "/namespaces/test/pods":
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, pods)}, nil
|
|
case "/namespaces/test/services":
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, svc)}, nil
|
|
default:
|
|
t.Fatalf("request url: %#v,and request: %#v", req.URL, req)
|
|
return nil, nil
|
|
}
|
|
}),
|
|
}
|
|
tf.Namespace = "test"
|
|
|
|
streams, _, buf, _ := genericclioptions.NewTestIOStreams()
|
|
cmd := NewCmdGet("kubectl", tf, streams)
|
|
cmd.SetOutput(buf)
|
|
cmd.Run(cmd, []string{"pods,services"})
|
|
|
|
expected := `NAME READY STATUS RESTARTS AGE
|
|
pod/foo 0/0 0 <unknown>
|
|
pod/bar 0/0 0 <unknown>
|
|
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
|
|
service/baz ClusterIP <none> <none> <none> <unknown>
|
|
`
|
|
if e, a := expected, buf.String(); e != a {
|
|
t.Errorf("expected %v, got %v", e, a)
|
|
}
|
|
}
|
|
|
|
func TestGetMultipleTypeObjectsAsList(t *testing.T) {
|
|
pods, svc, _ := testData()
|
|
|
|
tf := cmdtesting.NewTestFactory()
|
|
defer tf.Cleanup()
|
|
codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
|
|
|
|
tf.UnstructuredClient = &fake.RESTClient{
|
|
NegotiatedSerializer: unstructuredSerializer,
|
|
Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
|
|
switch req.URL.Path {
|
|
case "/namespaces/test/pods":
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, pods)}, nil
|
|
case "/namespaces/test/services":
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, svc)}, nil
|
|
default:
|
|
t.Fatalf("request url: %#v,and request: %#v", req.URL, req)
|
|
return nil, nil
|
|
}
|
|
}),
|
|
}
|
|
tf.Namespace = "test"
|
|
tf.ClientConfigVal = defaultClientConfig()
|
|
|
|
streams, _, buf, _ := genericclioptions.NewTestIOStreams()
|
|
cmd := NewCmdGet("kubectl", tf, streams)
|
|
cmd.SetOutput(buf)
|
|
|
|
cmd.Flags().Set("output", "json")
|
|
cmd.Run(cmd, []string{"pods,services"})
|
|
|
|
expected := `{
|
|
"apiVersion": "v1",
|
|
"items": [
|
|
{
|
|
"apiVersion": "v1",
|
|
"kind": "Pod",
|
|
"metadata": {
|
|
"creationTimestamp": null,
|
|
"name": "foo",
|
|
"namespace": "test",
|
|
"resourceVersion": "10"
|
|
},
|
|
"spec": {
|
|
"containers": null,
|
|
"dnsPolicy": "ClusterFirst",
|
|
"restartPolicy": "Always",
|
|
"securityContext": {},
|
|
"terminationGracePeriodSeconds": 30
|
|
},
|
|
"status": {}
|
|
},
|
|
{
|
|
"apiVersion": "v1",
|
|
"kind": "Pod",
|
|
"metadata": {
|
|
"creationTimestamp": null,
|
|
"name": "bar",
|
|
"namespace": "test",
|
|
"resourceVersion": "11"
|
|
},
|
|
"spec": {
|
|
"containers": null,
|
|
"dnsPolicy": "ClusterFirst",
|
|
"restartPolicy": "Always",
|
|
"securityContext": {},
|
|
"terminationGracePeriodSeconds": 30
|
|
},
|
|
"status": {}
|
|
},
|
|
{
|
|
"apiVersion": "v1",
|
|
"kind": "Service",
|
|
"metadata": {
|
|
"creationTimestamp": null,
|
|
"name": "baz",
|
|
"namespace": "test",
|
|
"resourceVersion": "12"
|
|
},
|
|
"spec": {
|
|
"sessionAffinity": "None",
|
|
"type": "ClusterIP"
|
|
},
|
|
"status": {
|
|
"loadBalancer": {}
|
|
}
|
|
}
|
|
],
|
|
"kind": "List",
|
|
"metadata": {
|
|
"resourceVersion": "",
|
|
"selfLink": ""
|
|
}
|
|
}
|
|
`
|
|
if e, a := expected, buf.String(); e != a {
|
|
t.Errorf("did not match: %v", diff.StringDiff(e, a))
|
|
}
|
|
}
|
|
|
|
func TestGetMultipleTypeObjectsWithLabelSelector(t *testing.T) {
|
|
pods, svc, _ := testData()
|
|
|
|
tf := cmdtesting.NewTestFactory()
|
|
defer tf.Cleanup()
|
|
codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
|
|
|
|
tf.UnstructuredClient = &fake.RESTClient{
|
|
NegotiatedSerializer: unstructuredSerializer,
|
|
Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
|
|
if req.URL.Query().Get(metav1.LabelSelectorQueryParam("v1")) != "a=b" {
|
|
t.Fatalf("request url: %#v,and request: %#v", req.URL, req)
|
|
}
|
|
switch req.URL.Path {
|
|
case "/namespaces/test/pods":
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, pods)}, nil
|
|
case "/namespaces/test/services":
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, svc)}, nil
|
|
default:
|
|
t.Fatalf("request url: %#v,and request: %#v", req.URL, req)
|
|
return nil, nil
|
|
}
|
|
}),
|
|
}
|
|
tf.Namespace = "test"
|
|
|
|
streams, _, buf, _ := genericclioptions.NewTestIOStreams()
|
|
cmd := NewCmdGet("kubectl", tf, streams)
|
|
cmd.SetOutput(buf)
|
|
|
|
cmd.Flags().Set("selector", "a=b")
|
|
cmd.Run(cmd, []string{"pods,services"})
|
|
|
|
expected := `NAME READY STATUS RESTARTS AGE
|
|
pod/foo 0/0 0 <unknown>
|
|
pod/bar 0/0 0 <unknown>
|
|
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
|
|
service/baz ClusterIP <none> <none> <none> <unknown>
|
|
`
|
|
if e, a := expected, buf.String(); e != a {
|
|
t.Errorf("expected %v, got %v", e, a)
|
|
}
|
|
}
|
|
|
|
func TestGetMultipleTypeObjectsWithFieldSelector(t *testing.T) {
|
|
pods, svc, _ := testData()
|
|
|
|
tf := cmdtesting.NewTestFactory()
|
|
defer tf.Cleanup()
|
|
codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
|
|
|
|
tf.UnstructuredClient = &fake.RESTClient{
|
|
NegotiatedSerializer: unstructuredSerializer,
|
|
Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
|
|
if req.URL.Query().Get(metav1.FieldSelectorQueryParam("v1")) != "a=b" {
|
|
t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
|
|
}
|
|
switch req.URL.Path {
|
|
case "/namespaces/test/pods":
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, pods)}, nil
|
|
case "/namespaces/test/services":
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, svc)}, nil
|
|
default:
|
|
t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
|
|
return nil, nil
|
|
}
|
|
}),
|
|
}
|
|
tf.Namespace = "test"
|
|
|
|
streams, _, buf, _ := genericclioptions.NewTestIOStreams()
|
|
cmd := NewCmdGet("kubectl", tf, streams)
|
|
cmd.SetOutput(buf)
|
|
|
|
cmd.Flags().Set("field-selector", "a=b")
|
|
cmd.Run(cmd, []string{"pods,services"})
|
|
|
|
expected := `NAME READY STATUS RESTARTS AGE
|
|
pod/foo 0/0 0 <unknown>
|
|
pod/bar 0/0 0 <unknown>
|
|
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
|
|
service/baz ClusterIP <none> <none> <none> <unknown>
|
|
`
|
|
if e, a := expected, buf.String(); e != a {
|
|
t.Errorf("expected %v, got %v", e, a)
|
|
}
|
|
}
|
|
|
|
func TestGetMultipleTypeObjectsWithDirectReference(t *testing.T) {
|
|
_, svc, _ := testData()
|
|
node := &api.Node{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "foo",
|
|
},
|
|
}
|
|
|
|
tf := cmdtesting.NewTestFactory()
|
|
defer tf.Cleanup()
|
|
codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
|
|
|
|
tf.UnstructuredClient = &fake.RESTClient{
|
|
NegotiatedSerializer: unstructuredSerializer,
|
|
Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
|
|
switch req.URL.Path {
|
|
case "/nodes/foo":
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, node)}, nil
|
|
case "/namespaces/test/services/bar":
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, &svc.Items[0])}, nil
|
|
default:
|
|
t.Fatalf("request url: %#v,and request: %#v", req.URL, req)
|
|
return nil, nil
|
|
}
|
|
}),
|
|
}
|
|
tf.Namespace = "test"
|
|
|
|
streams, _, buf, _ := genericclioptions.NewTestIOStreams()
|
|
cmd := NewCmdGet("kubectl", tf, streams)
|
|
cmd.SetOutput(buf)
|
|
|
|
cmd.Run(cmd, []string{"services/bar", "node/foo"})
|
|
|
|
expected := `NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
|
|
service/baz ClusterIP <none> <none> <none> <unknown>
|
|
NAME STATUS ROLES AGE VERSION
|
|
node/foo Unknown <none> <unknown>
|
|
`
|
|
if e, a := expected, buf.String(); e != a {
|
|
t.Errorf("expected %v, got %v", e, a)
|
|
}
|
|
}
|
|
|
|
func watchTestData() ([]api.Pod, []watch.Event) {
|
|
pods := []api.Pod{
|
|
{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "bar",
|
|
Namespace: "test",
|
|
ResourceVersion: "9",
|
|
},
|
|
Spec: apitesting.V1DeepEqualSafePodSpec(),
|
|
},
|
|
{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "foo",
|
|
Namespace: "test",
|
|
ResourceVersion: "10",
|
|
},
|
|
Spec: apitesting.V1DeepEqualSafePodSpec(),
|
|
},
|
|
}
|
|
events := []watch.Event{
|
|
// current state events
|
|
{
|
|
Type: watch.Added,
|
|
Object: &api.Pod{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "bar",
|
|
Namespace: "test",
|
|
ResourceVersion: "9",
|
|
},
|
|
Spec: apitesting.V1DeepEqualSafePodSpec(),
|
|
},
|
|
},
|
|
{
|
|
Type: watch.Added,
|
|
Object: &api.Pod{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "foo",
|
|
Namespace: "test",
|
|
ResourceVersion: "10",
|
|
},
|
|
Spec: apitesting.V1DeepEqualSafePodSpec(),
|
|
},
|
|
},
|
|
// resource events
|
|
{
|
|
Type: watch.Modified,
|
|
Object: &api.Pod{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "foo",
|
|
Namespace: "test",
|
|
ResourceVersion: "11",
|
|
},
|
|
Spec: apitesting.V1DeepEqualSafePodSpec(),
|
|
},
|
|
},
|
|
{
|
|
Type: watch.Deleted,
|
|
Object: &api.Pod{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "foo",
|
|
Namespace: "test",
|
|
ResourceVersion: "12",
|
|
},
|
|
Spec: apitesting.V1DeepEqualSafePodSpec(),
|
|
},
|
|
},
|
|
}
|
|
return pods, events
|
|
}
|
|
|
|
func TestWatchLabelSelector(t *testing.T) {
|
|
pods, events := watchTestData()
|
|
|
|
tf := cmdtesting.NewTestFactory()
|
|
defer tf.Cleanup()
|
|
codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
|
|
|
|
podList := &api.PodList{
|
|
Items: pods,
|
|
ListMeta: metav1.ListMeta{
|
|
ResourceVersion: "10",
|
|
},
|
|
}
|
|
tf.UnstructuredClient = &fake.RESTClient{
|
|
NegotiatedSerializer: unstructuredSerializer,
|
|
Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
|
|
if req.URL.Query().Get(metav1.LabelSelectorQueryParam("v1")) != "a=b" {
|
|
t.Fatalf("request url: %#v,and request: %#v", req.URL, req)
|
|
}
|
|
switch req.URL.Path {
|
|
case "/namespaces/test/pods":
|
|
if req.URL.Query().Get("watch") == "true" {
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: watchBody(codec, events[2:])}, nil
|
|
}
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, podList)}, nil
|
|
default:
|
|
t.Fatalf("request url: %#v,and request: %#v", req.URL, req)
|
|
return nil, nil
|
|
}
|
|
}),
|
|
}
|
|
tf.Namespace = "test"
|
|
|
|
streams, _, buf, _ := genericclioptions.NewTestIOStreams()
|
|
cmd := NewCmdGet("kubectl", tf, streams)
|
|
cmd.SetOutput(buf)
|
|
|
|
cmd.Flags().Set("watch", "true")
|
|
cmd.Flags().Set("selector", "a=b")
|
|
cmd.Run(cmd, []string{"pods"})
|
|
|
|
expected := `NAME READY STATUS RESTARTS AGE
|
|
bar 0/0 0 <unknown>
|
|
foo 0/0 0 <unknown>
|
|
foo 0/0 0 <unknown>
|
|
foo 0/0 0 <unknown>
|
|
`
|
|
if e, a := expected, buf.String(); e != a {
|
|
t.Errorf("expected %v, got %v", e, a)
|
|
}
|
|
}
|
|
|
|
func TestWatchFieldSelector(t *testing.T) {
|
|
pods, events := watchTestData()
|
|
|
|
tf := cmdtesting.NewTestFactory()
|
|
defer tf.Cleanup()
|
|
codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
|
|
|
|
podList := &api.PodList{
|
|
Items: pods,
|
|
ListMeta: metav1.ListMeta{
|
|
ResourceVersion: "10",
|
|
},
|
|
}
|
|
tf.UnstructuredClient = &fake.RESTClient{
|
|
NegotiatedSerializer: unstructuredSerializer,
|
|
Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
|
|
if req.URL.Query().Get(metav1.FieldSelectorQueryParam("v1")) != "a=b" {
|
|
t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
|
|
}
|
|
switch req.URL.Path {
|
|
case "/namespaces/test/pods":
|
|
if req.URL.Query().Get("watch") == "true" {
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: watchBody(codec, events[2:])}, nil
|
|
}
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, podList)}, nil
|
|
default:
|
|
t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
|
|
return nil, nil
|
|
}
|
|
}),
|
|
}
|
|
tf.Namespace = "test"
|
|
|
|
streams, _, buf, _ := genericclioptions.NewTestIOStreams()
|
|
cmd := NewCmdGet("kubectl", tf, streams)
|
|
cmd.SetOutput(buf)
|
|
|
|
cmd.Flags().Set("watch", "true")
|
|
cmd.Flags().Set("field-selector", "a=b")
|
|
cmd.Run(cmd, []string{"pods"})
|
|
|
|
expected := `NAME READY STATUS RESTARTS AGE
|
|
bar 0/0 0 <unknown>
|
|
foo 0/0 0 <unknown>
|
|
foo 0/0 0 <unknown>
|
|
foo 0/0 0 <unknown>
|
|
`
|
|
if e, a := expected, buf.String(); e != a {
|
|
t.Errorf("expected %v, got %v", e, a)
|
|
}
|
|
}
|
|
|
|
func TestWatchResource(t *testing.T) {
|
|
pods, events := watchTestData()
|
|
|
|
tf := cmdtesting.NewTestFactory()
|
|
defer tf.Cleanup()
|
|
codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
|
|
|
|
tf.UnstructuredClient = &fake.RESTClient{
|
|
NegotiatedSerializer: unstructuredSerializer,
|
|
Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
|
|
switch req.URL.Path {
|
|
case "/namespaces/test/pods/foo":
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, &pods[1])}, nil
|
|
case "/namespaces/test/pods":
|
|
if req.URL.Query().Get("watch") == "true" && req.URL.Query().Get("fieldSelector") == "metadata.name=foo" {
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: watchBody(codec, events[1:])}, nil
|
|
}
|
|
t.Fatalf("request url: %#v,and request: %#v", req.URL, req)
|
|
return nil, nil
|
|
default:
|
|
t.Fatalf("request url: %#v,and request: %#v", req.URL, req)
|
|
return nil, nil
|
|
}
|
|
}),
|
|
}
|
|
tf.Namespace = "test"
|
|
|
|
streams, _, buf, _ := genericclioptions.NewTestIOStreams()
|
|
cmd := NewCmdGet("kubectl", tf, streams)
|
|
cmd.SetOutput(buf)
|
|
|
|
cmd.Flags().Set("watch", "true")
|
|
cmd.Run(cmd, []string{"pods", "foo"})
|
|
|
|
expected := `NAME READY STATUS RESTARTS AGE
|
|
foo 0/0 0 <unknown>
|
|
foo 0/0 0 <unknown>
|
|
foo 0/0 0 <unknown>
|
|
`
|
|
if e, a := expected, buf.String(); e != a {
|
|
t.Errorf("expected %v, got %v", e, a)
|
|
}
|
|
}
|
|
|
|
func TestWatchResourceIdentifiedByFile(t *testing.T) {
|
|
pods, events := watchTestData()
|
|
|
|
tf := cmdtesting.NewTestFactory()
|
|
defer tf.Cleanup()
|
|
codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
|
|
|
|
tf.UnstructuredClient = &fake.RESTClient{
|
|
NegotiatedSerializer: unstructuredSerializer,
|
|
Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
|
|
switch req.URL.Path {
|
|
case "/namespaces/test/replicationcontrollers/cassandra":
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, &pods[1])}, nil
|
|
case "/namespaces/test/replicationcontrollers":
|
|
if req.URL.Query().Get("watch") == "true" && req.URL.Query().Get("fieldSelector") == "metadata.name=cassandra" {
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: watchBody(codec, events[1:])}, nil
|
|
}
|
|
t.Fatalf("request url: %#v,and request: %#v", req.URL, req)
|
|
return nil, nil
|
|
default:
|
|
t.Fatalf("request url: %#v,and request: %#v", req.URL, req)
|
|
return nil, nil
|
|
}
|
|
}),
|
|
}
|
|
tf.Namespace = "test"
|
|
|
|
streams, _, buf, _ := genericclioptions.NewTestIOStreams()
|
|
cmd := NewCmdGet("kubectl", tf, streams)
|
|
cmd.SetOutput(buf)
|
|
|
|
cmd.Flags().Set("watch", "true")
|
|
cmd.Flags().Set("filename", "../../../../test/e2e/testing-manifests/statefulset/cassandra/controller.yaml")
|
|
cmd.Run(cmd, []string{})
|
|
|
|
expected := `NAME READY STATUS RESTARTS AGE
|
|
foo 0/0 0 <unknown>
|
|
foo 0/0 0 <unknown>
|
|
foo 0/0 0 <unknown>
|
|
`
|
|
if e, a := expected, buf.String(); e != a {
|
|
t.Errorf("expected %v, got %v", e, a)
|
|
}
|
|
}
|
|
|
|
func TestWatchOnlyResource(t *testing.T) {
|
|
pods, events := watchTestData()
|
|
|
|
tf := cmdtesting.NewTestFactory()
|
|
defer tf.Cleanup()
|
|
codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
|
|
|
|
tf.UnstructuredClient = &fake.RESTClient{
|
|
NegotiatedSerializer: unstructuredSerializer,
|
|
Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
|
|
switch req.URL.Path {
|
|
case "/namespaces/test/pods/foo":
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, &pods[1])}, nil
|
|
case "/namespaces/test/pods":
|
|
if req.URL.Query().Get("watch") == "true" && req.URL.Query().Get("fieldSelector") == "metadata.name=foo" {
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: watchBody(codec, events[1:])}, nil
|
|
}
|
|
t.Fatalf("request url: %#v,and request: %#v", req.URL, req)
|
|
return nil, nil
|
|
default:
|
|
t.Fatalf("request url: %#v,and request: %#v", req.URL, req)
|
|
return nil, nil
|
|
}
|
|
}),
|
|
}
|
|
tf.Namespace = "test"
|
|
|
|
streams, _, buf, _ := genericclioptions.NewTestIOStreams()
|
|
cmd := NewCmdGet("kubectl", tf, streams)
|
|
cmd.SetOutput(buf)
|
|
|
|
cmd.Flags().Set("watch-only", "true")
|
|
cmd.Run(cmd, []string{"pods", "foo"})
|
|
|
|
expected := `NAME READY STATUS RESTARTS AGE
|
|
foo 0/0 0 <unknown>
|
|
foo 0/0 0 <unknown>
|
|
`
|
|
if e, a := expected, buf.String(); e != a {
|
|
t.Errorf("expected %v, got %v", e, a)
|
|
}
|
|
}
|
|
|
|
func TestWatchOnlyList(t *testing.T) {
|
|
pods, events := watchTestData()
|
|
|
|
tf := cmdtesting.NewTestFactory()
|
|
defer tf.Cleanup()
|
|
codec := legacyscheme.Codecs.LegacyCodec(scheme.Versions...)
|
|
|
|
podList := &api.PodList{
|
|
Items: pods,
|
|
ListMeta: metav1.ListMeta{
|
|
ResourceVersion: "10",
|
|
},
|
|
}
|
|
tf.UnstructuredClient = &fake.RESTClient{
|
|
NegotiatedSerializer: unstructuredSerializer,
|
|
Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
|
|
switch req.URL.Path {
|
|
case "/namespaces/test/pods":
|
|
if req.URL.Query().Get("watch") == "true" {
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: watchBody(codec, events[2:])}, nil
|
|
}
|
|
return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, podList)}, nil
|
|
default:
|
|
t.Fatalf("request url: %#v,and request: %#v", req.URL, req)
|
|
return nil, nil
|
|
}
|
|
}),
|
|
}
|
|
tf.Namespace = "test"
|
|
|
|
streams, _, buf, _ := genericclioptions.NewTestIOStreams()
|
|
cmd := NewCmdGet("kubectl", tf, streams)
|
|
cmd.SetOutput(buf)
|
|
|
|
cmd.Flags().Set("watch-only", "true")
|
|
cmd.Run(cmd, []string{"pods"})
|
|
|
|
expected := `NAME READY STATUS RESTARTS AGE
|
|
foo 0/0 0 <unknown>
|
|
foo 0/0 0 <unknown>
|
|
`
|
|
if e, a := expected, buf.String(); e != a {
|
|
t.Errorf("expected %v, got %v", e, a)
|
|
}
|
|
}
|
|
|
|
func watchBody(codec runtime.Codec, events []watch.Event) io.ReadCloser {
|
|
buf := bytes.NewBuffer([]byte{})
|
|
enc := restclientwatch.NewEncoder(streaming.NewEncoder(buf, codec), codec)
|
|
for i := range events {
|
|
enc.Encode(&events[i])
|
|
}
|
|
return json.Framer.NewFrameReader(ioutil.NopCloser(buf))
|
|
}
|