Golang runtime.SerializerInfoForMediaType函數代碼示例

func TestDecodeToMetadataOnlyObject(t *testing.T) {
	data := getPodJson(t)
	cf := serializer.DirectCodecFactory{CodecFactory: NewMetadataCodecFactory()}
	info, ok := runtime.SerializerInfoForMediaType(cf.SupportedMediaTypes(), runtime.ContentTypeJSON)
	if !ok {
		t.Fatalf("expected to get a JSON serializer")
	}
	codec := cf.DecoderToVersion(info.Serializer, unversioned.GroupVersion{Group: "SOMEGROUP", Version: "SOMEVERSION"})
	// decode with into
	into := &MetadataOnlyObject{}
	ret, _, err := codec.Decode(data, nil, into)
	if err != nil {
		t.Fatal(err)
	}
	metaOnly, ok := ret.(*MetadataOnlyObject)
	if !ok {
		t.Fatalf("expected ret to be *runtime.MetadataOnlyObject")
	}
	verfiyMetadata("check returned metaonly with into", t, metaOnly)
	verfiyMetadata("check into", t, into)
	// decode without into
	ret, _, err = codec.Decode(data, nil, nil)
	if err != nil {
		t.Fatal(err)
	}
	metaOnly, ok = ret.(*MetadataOnlyObject)
	if !ok {
		t.Fatalf("expected ret to be *runtime.MetadataOnlyObject")
	}
	verfiyMetadata("check returned metaonly without into", t, metaOnly)
}

func (c *RESTClient) request(verb string) *restclient.Request {
	config := restclient.ContentConfig{
		ContentType:          runtime.ContentTypeJSON,
		GroupVersion:         &registered.GroupOrDie(api.GroupName).GroupVersion,
		NegotiatedSerializer: c.NegotiatedSerializer,
	}

	groupName := api.GroupName
	if c.GroupName != "" {
		groupName = c.GroupName
	}
	ns := c.NegotiatedSerializer
	info, _ := runtime.SerializerInfoForMediaType(ns.SupportedMediaTypes(), runtime.ContentTypeJSON)
	internalVersion := unversioned.GroupVersion{
		Group:   registered.GroupOrDie(groupName).GroupVersion.Group,
		Version: runtime.APIVersionInternal,
	}
	internalVersion.Version = runtime.APIVersionInternal
	serializers := restclient.Serializers{
		Encoder: ns.EncoderForVersion(info.Serializer, registered.GroupOrDie(api.GroupName).GroupVersion),
		Decoder: ns.DecoderToVersion(info.Serializer, internalVersion),
	}
	if info.StreamSerializer != nil {
		serializers.StreamingSerializer = info.StreamSerializer.Serializer
		serializers.Framer = info.StreamSerializer.Framer
	}
	return restclient.NewRequest(c, verb, &url.URL{Host: "localhost"}, "", config, serializers, nil, nil)
}

// Get codec based on runtime.Object
func GetCodecForObject(obj runtime.Object) (runtime.Codec, error) {
	kinds, _, err := api.Scheme.ObjectKinds(obj)
	if err != nil {
		return nil, fmt.Errorf("unexpected encoding error: %v", err)
	}
	kind := kinds[0]

	for _, group := range Groups {
		if group.GroupVersion().Group != kind.Group {
			continue
		}

		if api.Scheme.Recognizes(kind) {
			return group.Codec(), nil
		}
	}
	// Codec used for unversioned types
	if api.Scheme.Recognizes(kind) {
		serializer, ok := runtime.SerializerInfoForMediaType(api.Codecs.SupportedMediaTypes(), runtime.ContentTypeJSON)
		if !ok {
			return nil, fmt.Errorf("no serializer registered for json")
		}
		return serializer.Serializer, nil
	}
	return nil, fmt.Errorf("unexpected kind: %v", kind)
}

func TestDirectCodec(t *testing.T) {
	s := GetDirectCodecTestScheme()
	cf := newCodecFactory(s, newSerializersForScheme(s, testMetaFactory{}))
	info, _ := runtime.SerializerInfoForMediaType(cf.SupportedMediaTypes(), runtime.ContentTypeJSON)
	serializer := info.Serializer
	df := DirectCodecFactory{cf}
	ignoredGV, err := schema.ParseGroupVersion("ignored group/ignored version")
	if err != nil {
		t.Fatal(err)
	}
	directEncoder := df.EncoderForVersion(serializer, ignoredGV)
	directDecoder := df.DecoderToVersion(serializer, ignoredGV)
	out, err := runtime.Encode(directEncoder, &ExternalTestType1{})
	if err != nil {
		t.Fatal(err)
	}
	if string(out) != `{"myVersionKey":"v1","myKindKey":"ExternalTestType1"}`+"\n" {
		t.Fatal(string(out))
	}
	a, _, err := directDecoder.Decode(out, nil, nil)
	e := &ExternalTestType1{
		MyWeirdCustomEmbeddedVersionKindField: MyWeirdCustomEmbeddedVersionKindField{
			APIVersion: "v1",
			ObjectKind: "ExternalTestType1",
		},
	}
	if !semantic.DeepEqual(e, a) {
		t.Fatalf("expect %v, got %v", e, a)
	}
}

func TestVersionedEncoding(t *testing.T) {
	s, _ := GetTestScheme()
	cf := newCodecFactory(s, newSerializersForScheme(s, testMetaFactory{}))
	info, _ := runtime.SerializerInfoForMediaType(cf.SupportedMediaTypes(), runtime.ContentTypeJSON)
	encoder := info.Serializer

	codec := cf.CodecForVersions(encoder, nil, schema.GroupVersion{Version: "v2"}, nil)
	out, err := runtime.Encode(codec, &TestType1{})
	if err != nil {
		t.Fatal(err)
	}
	if string(out) != `{"myVersionKey":"v2","myKindKey":"TestType1"}`+"\n" {
		t.Fatal(string(out))
	}

	codec = cf.CodecForVersions(encoder, nil, schema.GroupVersion{Version: "v3"}, nil)
	_, err = runtime.Encode(codec, &TestType1{})
	if err == nil {
		t.Fatal(err)
	}

	// unversioned encode with no versions is written directly to wire
	codec = cf.CodecForVersions(encoder, nil, runtime.InternalGroupVersioner, nil)
	out, err = runtime.Encode(codec, &TestType1{})
	if err != nil {
		t.Fatal(err)
	}
	if string(out) != `{}`+"\n" {
		t.Fatal(string(out))
	}
}

func TestDecodeToMetadataOnlyObjectList(t *testing.T) {
	data := getPodListJson(t)
	cf := serializer.DirectCodecFactory{CodecFactory: NewMetadataCodecFactory()}
	info, ok := runtime.SerializerInfoForMediaType(cf.SupportedMediaTypes(), runtime.ContentTypeJSON)
	if !ok {
		t.Fatalf("expected to get a JSON serializer")
	}
	codec := cf.DecoderToVersion(info.Serializer, schema.GroupVersion{Group: "SOMEGROUP", Version: "SOMEVERSION"})
	// decode with into
	into := &MetadataOnlyObjectList{}
	ret, _, err := codec.Decode(data, nil, into)
	if err != nil {
		t.Fatal(err)
	}
	metaOnlyList, ok := ret.(*MetadataOnlyObjectList)
	if !ok {
		t.Fatalf("expected ret to be *runtime.UnstructuredList")
	}
	verifyListMetadata(t, metaOnlyList)
	verifyListMetadata(t, into)
	// decode without into
	ret, _, err = codec.Decode(data, nil, nil)
	if err != nil {
		t.Fatal(err)
	}
	metaOnlyList, ok = ret.(*MetadataOnlyObjectList)
	if !ok {
		t.Fatalf("expected ret to be *runtime.UnstructuredList")
	}
	verifyListMetadata(t, metaOnlyList)
}

func TestDecodeSinglePod(t *testing.T) {
	grace := int64(30)
	pod := &api.Pod{
		TypeMeta: unversioned.TypeMeta{
			APIVersion: "",
		},
		ObjectMeta: api.ObjectMeta{
			Name:      "test",
			UID:       "12345",
			Namespace: "mynamespace",
		},
		Spec: api.PodSpec{
			RestartPolicy:                 api.RestartPolicyAlways,
			DNSPolicy:                     api.DNSClusterFirst,
			TerminationGracePeriodSeconds: &grace,
			Containers: []api.Container{{
				Name:                   "image",
				Image:                  "test/image",
				ImagePullPolicy:        "IfNotPresent",
				TerminationMessagePath: "/dev/termination-log",
				SecurityContext:        securitycontext.ValidSecurityContextWithContainerDefaults(),
			}},
			SecurityContext: &api.PodSecurityContext{},
		},
	}
	json, err := runtime.Encode(testapi.Default.Codec(), pod)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}
	parsed, podOut, err := tryDecodeSinglePod(json, noDefault)
	if !parsed {
		t.Errorf("expected to have parsed file: (%s)", string(json))
	}
	if err != nil {
		t.Errorf("unexpected error: %v (%s)", err, string(json))
	}
	if !reflect.DeepEqual(pod, podOut) {
		t.Errorf("expected:\n%#v\ngot:\n%#v\n%s", pod, podOut, string(json))
	}

	for _, gv := range registered.EnabledVersionsForGroup(api.GroupName) {
		info, _ := runtime.SerializerInfoForMediaType(api.Codecs.SupportedMediaTypes(), "application/yaml")
		encoder := api.Codecs.EncoderForVersion(info.Serializer, gv)
		yaml, err := runtime.Encode(encoder, pod)
		if err != nil {
			t.Errorf("unexpected error: %v", err)
		}
		parsed, podOut, err = tryDecodeSinglePod(yaml, noDefault)
		if !parsed {
			t.Errorf("expected to have parsed file: (%s)", string(yaml))
		}
		if err != nil {
			t.Errorf("unexpected error: %v (%s)", err, string(yaml))
		}
		if !reflect.DeepEqual(pod, podOut) {
			t.Errorf("expected:\n%#v\ngot:\n%#v\n%s", pod, podOut, string(yaml))
		}
	}
}

// createSerializers creates all necessary serializers for given contentType.
// TODO: the negotiated serializer passed to this method should probably return
//   serializers that control decoding and versioning without this package
//   being aware of the types. Depends on whether RESTClient must deal with
//   generic infrastructure.
func createSerializers(config ContentConfig) (*Serializers, error) {
	mediaTypes := config.NegotiatedSerializer.SupportedMediaTypes()
	contentType := config.ContentType
	mediaType, _, err := mime.ParseMediaType(contentType)
	if err != nil {
		return nil, fmt.Errorf("the content type specified in the client configuration is not recognized: %v", err)
	}
	info, ok := runtime.SerializerInfoForMediaType(mediaTypes, mediaType)
	if !ok {
		if len(contentType) != 0 || len(mediaTypes) == 0 {
			return nil, fmt.Errorf("no serializers registered for %s", contentType)
		}
		info = mediaTypes[0]
	}

	internalGV := unversioned.GroupVersions{
		{
			Group:   config.GroupVersion.Group,
			Version: runtime.APIVersionInternal,
		},
		// always include the legacy group as a decoding target to handle non-error `Status` return types
		{
			Group:   "",
			Version: runtime.APIVersionInternal,
		},
	}

	s := &Serializers{
		Encoder: config.NegotiatedSerializer.EncoderForVersion(info.Serializer, *config.GroupVersion),
		Decoder: config.NegotiatedSerializer.DecoderToVersion(info.Serializer, internalGV),

		RenegotiatedDecoder: func(contentType string, params map[string]string) (runtime.Decoder, error) {
			info, ok := runtime.SerializerInfoForMediaType(mediaTypes, contentType)
			if !ok {
				return nil, fmt.Errorf("serializer for %s not registered", contentType)
			}
			return config.NegotiatedSerializer.DecoderToVersion(info.Serializer, internalGV), nil
		},
	}
	if info.StreamSerializer != nil {
		s.StreamingSerializer = info.StreamSerializer.Serializer
		s.Framer = info.StreamSerializer.Framer
	}

	return s, nil
}

func TestBadJSONRejection(t *testing.T) {
	scheme := runtime.NewScheme()
	codecs := serializer.NewCodecFactory(scheme)
	info, _ := runtime.SerializerInfoForMediaType(codecs.SupportedMediaTypes(), runtime.ContentTypeJSON)
	jsonserializer := info.Serializer

	badJSONMissingKind := []byte(`{ }`)
	if _, err := runtime.Decode(jsonserializer, badJSONMissingKind); err == nil {
		t.Errorf("Did not reject despite lack of kind field: %s", badJSONMissingKind)
	}
	badJSONUnknownType := []byte(`{"kind": "bar"}`)
	if _, err1 := runtime.Decode(jsonserializer, badJSONUnknownType); err1 == nil {
		t.Errorf("Did not reject despite use of unknown type: %s", badJSONUnknownType)
	}
	/*badJSONKindMismatch := []byte(`{"kind": "Pod"}`)
	if err2 := DecodeInto(badJSONKindMismatch, &Node{}); err2 == nil {
		t.Errorf("Kind is set but doesn't match the object type: %s", badJSONKindMismatch)
	}*/
}

func TestUniversalDeserializer(t *testing.T) {
	expected := &v1.Pod{ObjectMeta: v1.ObjectMeta{Name: "test"}}
	d := api.Codecs.UniversalDeserializer()
	for _, mediaType := range []string{"application/json", "application/yaml", "application/vnd.kubernetes.protobuf"} {
		info, ok := runtime.SerializerInfoForMediaType(api.Codecs.SupportedMediaTypes(), mediaType)
		if !ok {
			t.Fatal(mediaType)
		}
		buf := &bytes.Buffer{}
		if err := info.Serializer.Encode(expected, buf); err != nil {
			t.Fatalf("%s: %v", mediaType, err)
		}
		obj, _, err := d.Decode(buf.Bytes(), &schema.GroupVersionKind{Kind: "Pod", Version: "v1"}, nil)
		if err != nil {
			t.Fatalf("%s: %v", mediaType, err)
		}
		if !api.Semantic.DeepEqual(expected, obj) {
			t.Fatalf("%s: %#v", mediaType, obj)
		}
	}
}

// NewStorageCodec assembles a storage codec for the provided storage media type, the provided serializer, and the requested
// storage and memory versions.
func NewStorageCodec(storageMediaType string, ns runtime.StorageSerializer, storageVersion, memoryVersion unversioned.GroupVersion, config storagebackend.Config) (runtime.Codec, error) {
	mediaType, _, err := mime.ParseMediaType(storageMediaType)
	if err != nil {
		return nil, fmt.Errorf("%q is not a valid mime-type", storageMediaType)
	}
	serializer, ok := runtime.SerializerInfoForMediaType(ns.SupportedMediaTypes(), mediaType)
	if !ok {
		return nil, fmt.Errorf("unable to find serializer for %q", storageMediaType)
	}

	s := serializer.Serializer

	// etcd2 only supports string data - we must wrap any result before returning
	// TODO: storagebackend should return a boolean indicating whether it supports binary data
	if !serializer.EncodesAsText && (config.Type == storagebackend.StorageTypeUnset || config.Type == storagebackend.StorageTypeETCD2) {
		glog.V(4).Infof("Wrapping the underlying binary storage serializer with a base64 encoding for etcd2")
		s = runtime.NewBase64Serializer(s)
	}

	encoder := ns.EncoderForVersion(
		s,
		runtime.NewMultiGroupVersioner(
			storageVersion,
			unversioned.GroupKind{Group: storageVersion.Group},
			unversioned.GroupKind{Group: memoryVersion.Group},
		),
	)

	ds := recognizer.NewDecoder(s, ns.UniversalDeserializer())
	decoder := ns.DecoderToVersion(
		ds,
		runtime.NewMultiGroupVersioner(
			memoryVersion,
			unversioned.GroupKind{Group: memoryVersion.Group},
			unversioned.GroupKind{Group: storageVersion.Group},
		),
	)

	return runtime.NewCodec(encoder, decoder), nil
}

func TestWatchHTTPTimeout(t *testing.T) {
	watcher := watch.NewFake()
	timeoutCh := make(chan time.Time)
	done := make(chan struct{})

	info, ok := runtime.SerializerInfoForMediaType(api.Codecs.SupportedMediaTypes(), runtime.ContentTypeJSON)
	if !ok || info.StreamSerializer == nil {
		t.Fatal(info)
	}
	serializer := info.StreamSerializer

	// Setup a new watchserver
	watchServer := &WatchServer{
		watching: watcher,

		mediaType:       "testcase/json",
		framer:          serializer.Framer,
		encoder:         newCodec,
		embeddedEncoder: newCodec,

		fixup: func(obj runtime.Object) {},
		t:     &fakeTimeoutFactory{timeoutCh, done},
	}

	s := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
		watchServer.ServeHTTP(w, req)
	}))
	defer s.Close()

	// Setup a client
	dest, _ := url.Parse(s.URL)
	dest.Path = "/" + prefix + "/" + newGroupVersion.Group + "/" + newGroupVersion.Version + "/simple"
	dest.RawQuery = "watch=true"

	req, _ := http.NewRequest("GET", dest.String(), nil)
	client := http.Client{}
	resp, err := client.Do(req)
	watcher.Add(&apiservertesting.Simple{TypeMeta: metav1.TypeMeta{APIVersion: newGroupVersion.String()}})

	// Make sure we can actually watch an endpoint
	decoder := json.NewDecoder(resp.Body)
	var got watchJSON
	err = decoder.Decode(&got)
	if err != nil {
		t.Fatalf("Unexpected error: %v", err)
	}

	// Timeout and check for leaks
	close(timeoutCh)
	select {
	case <-done:
		if !watcher.Stopped {
			t.Errorf("Leaked watch on timeout")
		}
	case <-time.After(wait.ForeverTestTimeout):
		t.Errorf("Failed to stop watcher after %s of timeout signal", wait.ForeverTestTimeout.String())
	}

	// Make sure we can't receive any more events through the timeout watch
	err = decoder.Decode(&got)
	if err != io.EOF {
		t.Errorf("Unexpected non-error")
	}
}

func TestWatchRead(t *testing.T) {
	simpleStorage := &SimpleRESTStorage{}
	_ = rest.Watcher(simpleStorage) // Give compile error if this doesn't work.
	handler := handle(map[string]rest.Storage{"simples": simpleStorage})
	server := httptest.NewServer(handler)
	defer server.Close()

	dest, _ := url.Parse(server.URL)
	dest.Path = "/" + prefix + "/" + testGroupVersion.Group + "/" + testGroupVersion.Version + "/simples"
	dest.RawQuery = "watch=1"

	connectHTTP := func(accept string) (io.ReadCloser, string) {
		client := http.Client{}
		request, err := http.NewRequest("GET", dest.String(), nil)
		if err != nil {
			t.Fatalf("unexpected error: %v", err)
		}
		request.Header.Add("Accept", accept)

		response, err := client.Do(request)
		if err != nil {
			t.Fatalf("unexpected error: %v", err)
		}

		if response.StatusCode != http.StatusOK {
			b, _ := ioutil.ReadAll(response.Body)
			t.Fatalf("Unexpected response for accept: %q: %#v\n%s", accept, response, string(b))
		}
		return response.Body, response.Header.Get("Content-Type")
	}

	connectWebSocket := func(accept string) (io.ReadCloser, string) {
		dest := *dest
		dest.Scheme = "ws" // Required by websocket, though the server never sees it.
		config, err := websocket.NewConfig(dest.String(), "http://localhost")
		if err != nil {
			t.Fatalf("unexpected error: %v", err)
		}
		config.Header.Add("Accept", accept)
		ws, err := websocket.DialConfig(config)
		if err != nil {
			t.Fatalf("unexpected error: %v", err)
		}
		return ws, "__default__"
	}

	testCases := []struct {
		Accept              string
		ExpectedContentType string
		MediaType           string
	}{
		{
			Accept:              "application/json",
			ExpectedContentType: "application/json",
			MediaType:           "application/json",
		},
		{
			Accept:              "application/json;stream=watch",
			ExpectedContentType: "application/json", // legacy behavior
			MediaType:           "application/json",
		},
		// TODO: yaml stream serialization requires that RawExtension.MarshalJSON
		// be able to understand nested encoding (since yaml calls json.Marshal
		// rather than yaml.Marshal, which results in the raw bytes being in yaml).
		// Same problem as thirdparty object.
		/*{
			Accept:              "application/yaml",
			ExpectedContentType: "application/yaml;stream=watch",
			MediaType:           "application/yaml",
		},*/
		{
			Accept:              "application/vnd.kubernetes.protobuf",
			ExpectedContentType: "application/vnd.kubernetes.protobuf;stream=watch",
			MediaType:           "application/vnd.kubernetes.protobuf",
		},
		{
			Accept:              "application/vnd.kubernetes.protobuf;stream=watch",
			ExpectedContentType: "application/vnd.kubernetes.protobuf;stream=watch",
			MediaType:           "application/vnd.kubernetes.protobuf",
		},
	}
	protocols := []struct {
		name        string
		selfFraming bool
		fn          func(string) (io.ReadCloser, string)
	}{
		{name: "http", fn: connectHTTP},
		{name: "websocket", selfFraming: true, fn: connectWebSocket},
	}

	for _, protocol := range protocols {
		for _, test := range testCases {
			info, ok := runtime.SerializerInfoForMediaType(api.Codecs.SupportedMediaTypes(), test.MediaType)
			if !ok || info.StreamSerializer == nil {
				t.Fatal(info)
			}
			streamSerializer := info.StreamSerializer

			r, contentType := protocol.fn(test.Accept)
			defer r.Close()
//.........這裏部分代碼省略.........

// PatchResource returns a function that will handle a resource patch
// TODO: Eventually PatchResource should just use GuaranteedUpdate and this routine should be a bit cleaner
func PatchResource(r rest.Patcher, scope RequestScope, typer runtime.ObjectTyper, admit admission.Interface, converter runtime.ObjectConvertor) restful.RouteFunction {
	return func(req *restful.Request, res *restful.Response) {
		w := res.ResponseWriter

		// TODO: we either want to remove timeout or document it (if we
		// document, move timeout out of this function and declare it in
		// api_installer)
		timeout := parseTimeout(req.Request.URL.Query().Get("timeout"))

		namespace, name, err := scope.Namer.Name(req)
		if err != nil {
			scope.err(err, res.ResponseWriter, req.Request)
			return
		}

		ctx := scope.ContextFunc(req)
		ctx = api.WithNamespace(ctx, namespace)

		versionedObj, err := converter.ConvertToVersion(r.New(), scope.Kind.GroupVersion())
		if err != nil {
			scope.err(err, res.ResponseWriter, req.Request)
			return
		}

		// TODO: handle this in negotiation
		contentType := req.HeaderParameter("Content-Type")
		// Remove "; charset=" if included in header.
		if idx := strings.Index(contentType, ";"); idx > 0 {
			contentType = contentType[:idx]
		}
		patchType := api.PatchType(contentType)

		patchJS, err := readBody(req.Request)
		if err != nil {
			scope.err(err, res.ResponseWriter, req.Request)
			return
		}

		s, ok := runtime.SerializerInfoForMediaType(scope.Serializer.SupportedMediaTypes(), runtime.ContentTypeJSON)
		if !ok {
			scope.err(fmt.Errorf("no serializer defined for JSON"), res.ResponseWriter, req.Request)
			return
		}
		gv := scope.Kind.GroupVersion()
		codec := runtime.NewCodec(
			scope.Serializer.EncoderForVersion(s.Serializer, gv),
			scope.Serializer.DecoderToVersion(s.Serializer, unversioned.GroupVersion{Group: gv.Group, Version: runtime.APIVersionInternal}),
		)

		updateAdmit := func(updatedObject runtime.Object, currentObject runtime.Object) error {
			if admit != nil && admit.Handles(admission.Update) {
				userInfo, _ := api.UserFrom(ctx)
				return admit.Admit(admission.NewAttributesRecord(updatedObject, currentObject, scope.Kind, namespace, name, scope.Resource, scope.Subresource, admission.Update, userInfo))
			}

			return nil
		}

		result, err := patchResource(ctx, updateAdmit, timeout, versionedObj, r, name, patchType, patchJS, scope.Namer, scope.Copier, scope.Resource, codec)
		if err != nil {
			scope.err(err, res.ResponseWriter, req.Request)
			return
		}

		if err := setSelfLink(result, req, scope.Namer); err != nil {
			scope.err(err, res.ResponseWriter, req.Request)
			return
		}

		write(http.StatusOK, scope.Kind.GroupVersion(), scope.Serializer, result, w, req.Request)
	}

}

func init() {
	if apiMediaType := os.Getenv("KUBE_TEST_API_TYPE"); len(apiMediaType) > 0 {
		var ok bool
		mediaType, _, err := mime.ParseMediaType(apiMediaType)
		if err != nil {
			panic(err)
		}
		serializer, ok = runtime.SerializerInfoForMediaType(api.Codecs.SupportedMediaTypes(), mediaType)
		if !ok {
			panic(fmt.Sprintf("no serializer for %s", apiMediaType))
		}
	}

	if storageMediaType := StorageMediaType(); len(storageMediaType) > 0 {
		var ok bool
		mediaType, _, err := mime.ParseMediaType(storageMediaType)
		if err != nil {
			panic(err)
		}
		storageSerializer, ok = runtime.SerializerInfoForMediaType(api.Codecs.SupportedMediaTypes(), mediaType)
		if !ok {
			panic(fmt.Sprintf("no serializer for %s", storageMediaType))
		}
	}

	kubeTestAPI := os.Getenv("KUBE_TEST_API")
	if len(kubeTestAPI) != 0 {
		// priority is "first in list preferred", so this has to run in reverse order
		testGroupVersions := strings.Split(kubeTestAPI, ",")
		for i := len(testGroupVersions) - 1; i >= 0; i-- {
			gvString := testGroupVersions[i]
			groupVersion, err := unversioned.ParseGroupVersion(gvString)
			if err != nil {
				panic(fmt.Sprintf("Error parsing groupversion %v: %v", gvString, err))
			}

			internalGroupVersion := unversioned.GroupVersion{Group: groupVersion.Group, Version: runtime.APIVersionInternal}
			Groups[groupVersion.Group] = TestGroup{
				externalGroupVersion: groupVersion,
				internalGroupVersion: internalGroupVersion,
				internalTypes:        api.Scheme.KnownTypes(internalGroupVersion),
				externalTypes:        api.Scheme.KnownTypes(groupVersion),
			}
		}
	}

	if _, ok := Groups[api.GroupName]; !ok {
		externalGroupVersion := unversioned.GroupVersion{Group: api.GroupName, Version: registered.GroupOrDie(api.GroupName).GroupVersion.Version}
		Groups[api.GroupName] = TestGroup{
			externalGroupVersion: externalGroupVersion,
			internalGroupVersion: api.SchemeGroupVersion,
			internalTypes:        api.Scheme.KnownTypes(api.SchemeGroupVersion),
			externalTypes:        api.Scheme.KnownTypes(externalGroupVersion),
		}
	}
	if _, ok := Groups[extensions.GroupName]; !ok {
		externalGroupVersion := unversioned.GroupVersion{Group: extensions.GroupName, Version: registered.GroupOrDie(extensions.GroupName).GroupVersion.Version}
		Groups[extensions.GroupName] = TestGroup{
			externalGroupVersion: externalGroupVersion,
			internalGroupVersion: extensions.SchemeGroupVersion,
			internalTypes:        api.Scheme.KnownTypes(extensions.SchemeGroupVersion),
			externalTypes:        api.Scheme.KnownTypes(externalGroupVersion),
		}
	}
	if _, ok := Groups[autoscaling.GroupName]; !ok {
		internalTypes := make(map[string]reflect.Type)
		for k, t := range api.Scheme.KnownTypes(extensions.SchemeGroupVersion) {
			if k == "Scale" {
				continue
			}
			internalTypes[k] = t
		}
		externalGroupVersion := unversioned.GroupVersion{Group: autoscaling.GroupName, Version: registered.GroupOrDie(autoscaling.GroupName).GroupVersion.Version}
		Groups[autoscaling.GroupName] = TestGroup{
			externalGroupVersion: externalGroupVersion,
			internalGroupVersion: extensions.SchemeGroupVersion,
			internalTypes:        internalTypes,
			externalTypes:        api.Scheme.KnownTypes(externalGroupVersion),
		}
	}
	if _, ok := Groups[autoscaling.GroupName+"IntraGroup"]; !ok {
		internalTypes := make(map[string]reflect.Type)
		for k, t := range api.Scheme.KnownTypes(extensions.SchemeGroupVersion) {
			if k == "Scale" {
				internalTypes[k] = t
				break
			}
		}
		externalGroupVersion := unversioned.GroupVersion{Group: autoscaling.GroupName, Version: registered.GroupOrDie(autoscaling.GroupName).GroupVersion.Version}
		Groups[autoscaling.GroupName] = TestGroup{
			externalGroupVersion: externalGroupVersion,
			internalGroupVersion: autoscaling.SchemeGroupVersion,
			internalTypes:        internalTypes,
			externalTypes:        api.Scheme.KnownTypes(externalGroupVersion),
		}
	}
	if _, ok := Groups[batch.GroupName]; !ok {
		externalGroupVersion := unversioned.GroupVersion{Group: batch.GroupName, Version: registered.GroupOrDie(batch.GroupName).GroupVersion.Version}
		Groups[batch.GroupName] = TestGroup{
			externalGroupVersion: externalGroupVersion,
//.........這裏部分代碼省略.........