func BenchmarkCheckRetryClosesBody(t *testing.B) {
	count := 0
	testServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
		count++
		if count%3 == 0 {
			w.WriteHeader(http.StatusOK)
			return
		}
		w.Header().Set("Retry-After", "0")
		w.WriteHeader(apierrors.StatusTooManyRequests)
	}))
	defer testServer.Close()

	c := NewOrDie(&Config{Host: testServer.URL, Version: testapi.Version(), Username: "user", Password: "pass"})
	r := c.Verb("POST").
		Prefix("foo", "bar").
		Suffix("baz").
		Timeout(time.Second).
		Body([]byte(strings.Repeat("abcd", 1000)))

	for i := 0; i < t.N; i++ {
		if _, err := r.DoRaw(); err != nil {
			t.Fatalf("Unexpected error: %v %#v", err, err)
		}
	}
}

func TestSyncReplicationControllerCreates(t *testing.T) {
	body := runtime.EncodeOrDie(testapi.Codec(), newPodList(0))
	fakePodHandler := util.FakeHandler{
		StatusCode:   200,
		ResponseBody: string(body),
	}
	fakePodControl := FakePodControl{}

	controller := newReplicationController(2)
	fakeUpdateHandler := util.FakeHandler{
		StatusCode:   200,
		ResponseBody: runtime.EncodeOrDie(testapi.Codec(), &controller),
		T:            t,
	}

	testServerMux := http.NewServeMux()
	testServerMux.Handle("/api/"+testapi.Version()+"/pods/", &fakePodHandler)
	testServerMux.Handle(fmt.Sprintf("/api/"+testapi.Version()+"/replicationControllers/%s", controller.Name), &fakeUpdateHandler)
	testServer := httptest.NewServer(testServerMux)
	defer testServer.Close()
	client := client.NewOrDie(&client.Config{Host: testServer.URL, Version: testapi.Version()})

	manager := NewReplicationManager(client)
	manager.podControl = &fakePodControl
	manager.syncReplicationController(controller)
	validateSyncReplication(t, &fakePodControl, 2, 0)

	// No Status.Replicas update expected even though 2 pods were just created,
	// because the controller manager can't observe the pods till the next sync cycle.
	if fakeUpdateHandler.RequestReceived != nil {
		t.Errorf("Unexpected updates for controller via %v",
			fakeUpdateHandler.RequestReceived.URL)
	}
}

// TestSecrets tests apiserver-side behavior of creation of secret objects and their use by pods.
func TestSecrets(t *testing.T) {
	helper, err := framework.NewHelper()
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	var m *master.Master
	s := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
		m.Handler.ServeHTTP(w, req)
	}))
	defer s.Close()

	m = master.New(&master.Config{
		EtcdHelper:            helper,
		KubeletClient:         client.FakeKubeletClient{},
		EnableCoreControllers: true,
		EnableLogsSupport:     false,
		EnableUISupport:       false,
		EnableIndex:           true,
		APIPrefix:             "/api",
		Authorizer:            apiserver.NewAlwaysAllowAuthorizer(),
		AdmissionControl:      admit.NewAlwaysAdmit(),
	})

	framework.DeleteAllEtcdKeys()
	client := client.NewOrDie(&client.Config{Host: s.URL, Version: testapi.Version()})
	DoTestSecrets(t, client, testapi.Version())
}

func TestDoRequestAccepted(t *testing.T) {
	status := &api.Status{Status: api.StatusWorking}
	expectedBody, _ := latest.Codec.Encode(status)
	fakeHandler := util.FakeHandler{
		StatusCode:   202,
		ResponseBody: string(expectedBody),
		T:            t,
	}
	testServer := httptest.NewServer(&fakeHandler)
	defer testServer.Close()
	c, err := RESTClientFor(&Config{Host: testServer.URL, Username: "test", Version: testapi.Version()})
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	body, err := c.Get().Path("test").Do().Raw()
	if err == nil {
		t.Fatalf("Unexpected non-error")
	}
	if fakeHandler.RequestReceived.Header["Authorization"] == nil {
		t.Errorf("Request is missing authorization header: %#v", fakeHandler.RequestReceived)
	}
	se, ok := err.(APIStatus)
	if !ok {
		t.Fatalf("Unexpected kind of error: %#v", err)
	}
	if !reflect.DeepEqual(se.Status(), *status) {
		t.Errorf("Unexpected status: %#v %#v", se.Status(), status)
	}
	if body != nil {
		t.Errorf("Expected nil body, but saw: '%s'", string(body))
	}
	fakeHandler.ValidateRequest(t, "/"+testapi.Version()+"/test", "GET", nil)
}

func TestSyncEndpointsItems(t *testing.T) {
	serviceList := api.ServiceList{
		Items: []api.Service{
			{
				ObjectMeta: api.ObjectMeta{Name: "foo"},
				Spec: api.ServiceSpec{
					Selector: map[string]string{
						"foo": "bar",
					},
				},
			},
		},
	}
	testServer, endpointsHandler := makeTestServer(t,
		serverResponse{http.StatusOK, newPodList(1)},
		serverResponse{http.StatusOK, serviceList},
		serverResponse{http.StatusOK, api.Endpoints{}})
	defer testServer.Close()
	client := client.NewOrDie(&client.Config{Host: testServer.URL, Version: testapi.Version()})
	endpoints := NewEndpointController(client)
	if err := endpoints.SyncServiceEndpoints(); err != nil {
		t.Errorf("unexpected error: %v", err)
	}
	data := runtime.EncodeOrDie(testapi.Codec(), &api.Endpoints{
		ObjectMeta: api.ObjectMeta{
			ResourceVersion: "",
		},
		Endpoints: []string{"1.2.3.4:8080"},
	})
	endpointsHandler.ValidateRequest(t, "/api/"+testapi.Version()+"/endpoints", "POST", &data)
}

func TestSetsCodec(t *testing.T) {
	testCases := map[string]struct {
		Err    bool
		Prefix string
		Codec  runtime.Codec
	}{
		testapi.Version(): {false, "/api/" + testapi.Version() + "/", testapi.Codec()},
		"invalidVersion":  {true, "", nil},
	}
	for version, expected := range testCases {
		client, err := New(&Config{Host: "127.0.0.1", Version: version})
		switch {
		case err == nil && expected.Err:
			t.Errorf("expected error but was nil")
			continue
		case err != nil && !expected.Err:
			t.Errorf("unexpected error %v", err)
			continue
		case err != nil:
			continue
		}
		if e, a := expected.Prefix, client.RESTClient.baseURL.Path; e != a {
			t.Errorf("expected %#v, got %#v", e, a)
		}
		if e, a := expected.Codec, client.RESTClient.Codec; e != a {
			t.Errorf("expected %#v, got %#v", e, a)
		}
	}
}

func newPodList(count int) *api.PodList {
	pods := []api.Pod{}
	for i := 0; i < count; i++ {
		pods = append(pods, api.Pod{
			TypeMeta:   api.TypeMeta{APIVersion: testapi.Version()},
			ObjectMeta: api.ObjectMeta{Name: fmt.Sprintf("pod%d", i)},
			Spec: api.PodSpec{
				Containers: []api.Container{
					{
						Ports: []api.ContainerPort{
							{
								ContainerPort: 8080,
							},
						},
					},
				},
			},
			Status: api.PodStatus{
				PodIP: "1.2.3.4",
				Conditions: []api.PodCondition{
					{
						Type:   api.PodReady,
						Status: api.ConditionFull,
					},
				},
			},
		})
	}
	return &api.PodList{
		TypeMeta: api.TypeMeta{APIVersion: testapi.Version(), Kind: "PodList"},
		Items:    pods,
	}
}

func newPodList(count int) api.PodList {
	pods := []api.Pod{}
	for i := 0; i < count; i++ {
		pods = append(pods, api.Pod{
			TypeMeta:   api.TypeMeta{APIVersion: testapi.Version()},
			ObjectMeta: api.ObjectMeta{Name: fmt.Sprintf("pod%d", i)},
			DesiredState: api.PodState{
				Manifest: api.ContainerManifest{
					Containers: []api.Container{
						{
							Ports: []api.Port{
								{
									ContainerPort: 8080,
								},
							},
						},
					},
				},
			},
			CurrentState: api.PodState{
				PodIP: "1.2.3.4",
			},
		})
	}
	return api.PodList{
		TypeMeta: api.TypeMeta{APIVersion: testapi.Version(), Kind: "PodList"},
		Items:    pods,
	}
}

func TestReadManifestFromFileWithDefaults(t *testing.T) {
	if !api.PreV1Beta3(testapi.Version()) {
		return
	}
	file := writeTestFile(t, os.TempDir(), "test_pod_config",
		fmt.Sprintf(`{
			"version": "%s",
			"id": "test",
			"containers": [{ "name": "image", "image": "test/image" }]
		}`, testapi.Version()))
	defer os.Remove(file.Name())

	ch := make(chan interface{})
	NewSourceFile(file.Name(), "localhost", time.Millisecond, ch)
	select {
	case got := <-ch:
		update := got.(kubelet.PodUpdate)
		if update.Pods[0].UID == "" {
			t.Errorf("Unexpected UID: %s", update.Pods[0].UID)
		}

	case <-time.After(time.Second):
		t.Errorf("Expected update, timeout instead")
	}
}

func newExternalScheme() (*runtime.Scheme, meta.RESTMapper, runtime.Codec) {
	scheme := runtime.NewScheme()
	scheme.AddKnownTypeWithName("", "Type", &internalType{})
	scheme.AddKnownTypeWithName("unlikelyversion", "Type", &externalType{})
	//This tests that kubectl will not confuse the external scheme with the internal scheme, even when they accidentally have versions of the same name.
	scheme.AddKnownTypeWithName(testapi.Version(), "Type", &ExternalType2{})

	codec := runtime.CodecFor(scheme, "unlikelyversion")
	validVersion := testapi.Version()
	mapper := meta.NewDefaultRESTMapper([]string{"unlikelyversion", validVersion}, func(version string) (*meta.VersionInterfaces, bool) {
		return &meta.VersionInterfaces{
			Codec:            runtime.CodecFor(scheme, version),
			ObjectConvertor:  scheme,
			MetadataAccessor: meta.NewAccessor(),
		}, (version == validVersion || version == "unlikelyversion")
	})
	for _, version := range []string{"unlikelyversion", validVersion} {
		for kind := range scheme.KnownTypes(version) {
			mixedCase := false
			scope := meta.RESTScopeNamespace
			mapper.Add(scope, kind, version, mixedCase)
		}
	}

	return scheme, mapper, codec
}

func runAMaster(t *testing.T) (*master.Master, *httptest.Server) {
	helper, err := master.NewEtcdHelper(newEtcdClient(), testapi.Version(), etcdtest.PathPrefix())
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	m := master.New(&master.Config{
		EtcdHelper:            helper,
		KubeletClient:         client.FakeKubeletClient{},
		EnableCoreControllers: true,
		EnableLogsSupport:     false,
		EnableProfiling:       true,
		EnableUISupport:       false,
		APIPrefix:             "/api",
		// Enable v1beta3 if we are testing that version.
		EnableV1Beta3:    testapi.Version() == "v1beta3",
		Authorizer:       apiserver.NewAlwaysAllowAuthorizer(),
		AdmissionControl: admit.NewAlwaysAdmit(),
	})

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

	return m, s
}

func TestEventSearch(t *testing.T) {
	c := &testClient{
		Request: testRequest{
			Method: "GET",
			Path:   testapi.ResourcePath("events", "baz", ""),
			Query: url.Values{
				api.FieldSelectorQueryParam(testapi.Version()): []string{
					getInvolvedObjectNameFieldLabel(testapi.Version()) + "=foo,",
					"involvedObject.namespace=baz,",
					"involvedObject.kind=Pod",
				},
				api.LabelSelectorQueryParam(testapi.Version()): []string{},
			},
		},
		Response: Response{StatusCode: 200, Body: &api.EventList{}},
	}
	eventList, err := c.Setup().Events("baz").Search(
		&api.Pod{
			ObjectMeta: api.ObjectMeta{
				Name:      "foo",
				Namespace: "baz",
				SelfLink:  testapi.SelfLink("pods", ""),
			},
		},
	)
	c.Validate(t, eventList, err)
}

func TestBind(t *testing.T) {
	table := []struct {
		binding *api.Binding
	}{
		{binding: &api.Binding{PodID: "foo", Host: "foohost.kubernetes.mydomain.com"}},
	}

	for _, item := range table {
		handler := util.FakeHandler{
			StatusCode:   200,
			ResponseBody: "",
			T:            t,
		}
		server := httptest.NewServer(&handler)
		defer server.Close()
		client := client.NewOrDie(&client.Config{Host: server.URL, Version: testapi.Version()})
		b := binder{client}

		if err := b.Bind(item.binding); err != nil {
			t.Errorf("Unexpected error: %v", err)
			continue
		}
		expectedBody := runtime.EncodeOrDie(testapi.Codec(), item.binding)
		handler.ValidateRequest(t, "/api/"+testapi.Version()+"/bindings", "POST", &expectedBody)
	}
}

// buildResourcePath is a convenience function for knowing if a namespace should be in a path param or not
func buildResourcePath(namespace, resource string) string {
	if len(namespace) > 0 {
		if !(testapi.Version() == "v1beta1" || testapi.Version() == "v1beta2") {
			return path.Join("ns", namespace, resource)
		}
	}
	return resource
}

// buildResourcePath is a convenience function for knowing if a namespace should be in a path param or not
func buildResourcePath(prefix, namespace, resource string) string {
	base := path.Join("/api", testapi.Version(), prefix)
	if len(namespace) > 0 {
		if !(testapi.Version() == "v1beta1" || testapi.Version() == "v1beta2") {
			base = path.Join(base, "namespaces", namespace)
		}
	}
	return path.Join(base, resource)
}

func (c *testClient) ValidateCommon(t *testing.T, err error) {
	defer c.server.Close()

	if c.Error {
		if err == nil {
			t.Errorf("error expected for %#v, got none", c.Request)
		}
		return
	}
	if err != nil {
		t.Errorf("no error expected for %#v, got: %v", c.Request, err)
	}

	if c.handler.RequestReceived == nil {
		t.Errorf("handler had an empty request, %#v", c)
		return
	}

	requestBody := body(c.Request.Body, c.Request.RawBody)
	actualQuery := c.handler.RequestReceived.URL.Query()
	t.Logf("got query: %v", actualQuery)
	t.Logf("path: %v", c.Request.Path)
	// We check the query manually, so blank it out so that FakeHandler.ValidateRequest
	// won't check it.
	c.handler.RequestReceived.URL.RawQuery = ""
	c.handler.ValidateRequest(t, path.Join(c.Request.Path), c.Request.Method, requestBody)
	for key, values := range c.Request.Query {
		validator, ok := c.QueryValidator[key]
		if !ok {
			switch key {
			case api.LabelSelectorQueryParam(testapi.Version()):
				validator = validateLabels
			case api.FieldSelectorQueryParam(testapi.Version()):
				validator = validateFields
			default:
				validator = func(a, b string) bool { return a == b }
			}
		}
		observed := actualQuery.Get(key)
		wanted := strings.Join(values, "")
		if !validator(wanted, observed) {
			t.Errorf("Unexpected query arg for key: %s.  Expected %s, Received %s", key, wanted, observed)
		}
	}
	if c.Request.Header != "" {
		if c.handler.RequestReceived.Header.Get(c.Request.Header) == "" {
			t.Errorf("header %q not found in request %#v", c.Request.Header, c.handler.RequestReceived)
		}
	}

	if expected, received := requestBody, c.handler.RequestBody; expected != nil && *expected != received {
		t.Errorf("bad body for request %#v: expected %s, got %s", c.Request, *expected, received)
	}
}

func TestRESTClientRequires(t *testing.T) {
	if _, err := RESTClientFor(&Config{Host: "127.0.0.1", Version: "", Codec: testapi.Codec()}); err == nil {
		t.Errorf("unexpected non-error")
	}
	if _, err := RESTClientFor(&Config{Host: "127.0.0.1", Version: testapi.Version()}); err == nil {
		t.Errorf("unexpected non-error")
	}
	if _, err := RESTClientFor(&Config{Host: "127.0.0.1", Version: testapi.Version(), Codec: testapi.Codec()}); err != nil {
		t.Errorf("unexpected error: %v", err)
	}
}

func makeNamespaceURL(namespace, suffix string, isClient bool) string {
	if !(testapi.Version() == "v1beta1" || testapi.Version() == "v1beta2") {
		return makeURL("/ns/" + namespace + suffix)
	}
	// if this is a url the client should call, encode the url
	if isClient {
		return makeURL(suffix + "?namespace=" + namespace)
	}
	// its not a client url, so its what the server needs to listen on
	return makeURL(suffix)
}

func init() {
	scheme = runtime.NewScheme()
	scheme.AddKnownTypes("", &TestResource{})
	scheme.AddKnownTypes(testapi.Version(), &TestResource{})
	codec = runtime.CodecFor(scheme, testapi.Version())
	scheme.AddConversionFuncs(
		func(in *TestResource, out *TestResource, s conversion.Scope) error {
			*out = *in
			return nil
		},
	)
}

func TestRESTList(t *testing.T) {
	reg, rest := NewTestREST()
	eventA := &api.Event{
		InvolvedObject: api.ObjectReference{
			Kind:            "Pod",
			Name:            "foo",
			UID:             "long uid string",
			APIVersion:      testapi.Version(),
			ResourceVersion: "0",
			FieldPath:       "",
		},
		Reason: "ForTesting",
		Source: api.EventSource{Component: "GoodSource"},
	}
	eventB := &api.Event{
		InvolvedObject: api.ObjectReference{
			Kind:            "Pod",
			Name:            "bar",
			UID:             "other long uid string",
			APIVersion:      testapi.Version(),
			ResourceVersion: "0",
			FieldPath:       "",
		},
		Reason: "ForTesting",
		Source: api.EventSource{Component: "GoodSource"},
	}
	eventC := &api.Event{
		InvolvedObject: api.ObjectReference{
			Kind:            "Pod",
			Name:            "baz",
			UID:             "yet another long uid string",
			APIVersion:      testapi.Version(),
			ResourceVersion: "0",
			FieldPath:       "",
		},
		Reason: "ForTesting",
		Source: api.EventSource{Component: "OtherSource"},
	}
	reg.ObjectList = &api.EventList{
		Items: []api.Event{*eventA, *eventB, *eventC},
	}
	got, err := rest.List(api.NewContext(), labels.Everything(), fields.Set{"source": "GoodSource"}.AsSelector())
	if err != nil {
		t.Fatalf("Unexpected error %v", err)
	}
	expect := &api.EventList{
		Items: []api.Event{*eventA, *eventB},
	}
	if e, a := expect, got; !reflect.DeepEqual(e, a) {
		t.Errorf("diff: %s", util.ObjectDiff(e, a))
	}
}