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)
}

// 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,
		QingletClient:         client.FakeQingletClient{},
		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 newExternalScheme() (*runtime.Scheme, meta.RESTMapper, runtime.Codec) {
	scheme := runtime.NewScheme()
	scheme.AddKnownTypeWithName("", "Type", &internalType{})
	scheme.AddKnownTypeWithName("unlikelyversion", "Type", &externalType{})
	//This tests that qingctl 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 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)
		}
	}
}

// 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("namespaces", namespace, resource)
		}
	}
	return 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 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))
	}
}

func TestListWatchesCanList(t *testing.T) {
	fieldSelectorQueryParamName := api.FieldSelectorQueryParam(testapi.Version())
	table := []struct {
		location      string
		resource      string
		namespace     string
		fieldSelector fields.Selector
	}{
		// Minion
		{
			location:      testapi.ResourcePath("minions", api.NamespaceAll, ""),
			resource:      "minions",
			namespace:     api.NamespaceAll,
			fieldSelector: parseSelectorOrDie(""),
		},
		// pod with "assigned" field selector.
		{
			location: buildLocation(
				testapi.ResourcePath("pods", api.NamespaceAll, ""),
				buildQueryValues(url.Values{fieldSelectorQueryParamName: []string{"spec.host="}})),
			resource:      "pods",
			namespace:     api.NamespaceAll,
			fieldSelector: fields.Set{"spec.host": ""}.AsSelector(),
		},
		// pod in namespace "foo"
		{
			location: buildLocation(
				testapi.ResourcePath("pods", "foo", ""),
				buildQueryValues(url.Values{fieldSelectorQueryParamName: []string{"spec.host="}})),
			resource:      "pods",
			namespace:     "foo",
			fieldSelector: fields.Set{"spec.host": ""}.AsSelector(),
		},
	}
	for _, item := range table {
		handler := util.FakeHandler{
			StatusCode:   500,
			ResponseBody: "",
			T:            t,
		}
		server := httptest.NewServer(&handler)
		defer server.Close()
		client := client.NewOrDie(&client.Config{Host: server.URL, Version: testapi.Version()})
		lw := NewListWatchFromClient(client, item.resource, item.namespace, item.fieldSelector)
		// This test merely tests that the correct request is made.
		lw.List()
		handler.ValidateRequest(t, item.location, "GET", nil)
	}
}

func BenchmarkPodConversion(b *testing.B) {
	data, err := ioutil.ReadFile("pod_example.json")
	if err != nil {
		b.Fatalf("Unexpected error while reading file: %v", err)
	}
	var pod api.Pod
	if err := api.Scheme.DecodeInto(data, &pod); err != nil {
		b.Fatalf("Unexpected error decoding pod: %v", err)
	}

	scheme := api.Scheme.Raw()
	var result *api.Pod
	for i := 0; i < b.N; i++ {
		versionedObj, err := scheme.ConvertToVersion(&pod, testapi.Version())
		if err != nil {
			b.Fatalf("Conversion error: %v", err)
		}
		obj, err := scheme.ConvertToVersion(versionedObj, scheme.InternalVersion)
		if err != nil {
			b.Fatalf("Conversion error: %v", err)
		}
		result = obj.(*api.Pod)
	}
	if !api.Semantic.DeepDerivative(pod, *result) {
		b.Fatalf("Incorrect conversion: expected %v, got %v", pod, *result)
	}
}

func addPods(store cache.Store, namespace string, nPods int, nPorts int) {
	for i := 0; i < nPods; i++ {
		p := &api.Pod{
			TypeMeta: api.TypeMeta{APIVersion: testapi.Version()},
			ObjectMeta: api.ObjectMeta{
				Namespace: namespace,
				Name:      fmt.Sprintf("pod%d", i),
				Labels:    map[string]string{"foo": "bar"},
			},
			Spec: api.PodSpec{
				Containers: []api.Container{{Ports: []api.ContainerPort{}}},
			},
			Status: api.PodStatus{
				PodIP: fmt.Sprintf("1.2.3.%d", 4+i),
				Conditions: []api.PodCondition{
					{
						Type:   api.PodReady,
						Status: api.ConditionTrue,
					},
				},
			},
		}
		for j := 0; j < nPorts; j++ {
			p.Spec.Containers[0].Ports = append(p.Spec.Containers[0].Ports,
				api.ContainerPort{Name: fmt.Sprintf("port%d", i), ContainerPort: 8080 + j})
		}
		store.Add(p)
	}
}

func TestSyncEndpointsItemsPreexistingIdentical(t *testing.T) {
	ns := api.NamespaceDefault
	testServer, endpointsHandler := makeTestServer(t, api.NamespaceDefault,
		serverResponse{http.StatusOK, &api.Endpoints{
			ObjectMeta: api.ObjectMeta{
				ResourceVersion: "1",
				Name:            "foo",
				Namespace:       ns,
			},
			Subsets: []api.EndpointSubset{{
				Addresses: []api.EndpointAddress{{IP: "1.2.3.4", TargetRef: &api.ObjectReference{Kind: "Pod", Name: "pod0", Namespace: ns}}},
				Ports:     []api.EndpointPort{{Port: 8080, Protocol: "TCP"}},
			}},
		}})
	defer testServer.Close()
	client := client.NewOrDie(&client.Config{Host: testServer.URL, Version: testapi.Version()})
	endpoints := NewEndpointController(client)
	addPods(endpoints.podStore.Store, api.NamespaceDefault, 1, 1)
	endpoints.serviceStore.Store.Add(&api.Service{
		ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: api.NamespaceDefault},
		Spec: api.ServiceSpec{
			Selector: map[string]string{"foo": "bar"},
			Ports:    []api.ServicePort{{Port: 80, Protocol: "TCP", TargetPort: util.NewIntOrStringFromInt(8080)}},
		},
	})
	endpoints.syncService(ns + "/foo")
	endpointsHandler.ValidateRequest(t, testapi.ResourcePath("endpoints", api.NamespaceDefault, "foo"), "GET", nil)
}

func TestListMinionsLabels(t *testing.T) {
	ns := api.NamespaceNone
	labelSelectorQueryParamName := api.LabelSelectorQueryParam(testapi.Version())
	c := &testClient{
		Request: testRequest{
			Method: "GET",
			Path:   testapi.ResourcePath(getNodesResourceName(), "", ""),
			Query:  buildQueryValues(ns, url.Values{labelSelectorQueryParamName: []string{"foo=bar,name=baz"}})},
		Response: Response{
			StatusCode: 200,
			Body: &api.NodeList{
				Items: []api.Node{
					{
						ObjectMeta: api.ObjectMeta{
							Labels: map[string]string{
								"foo":  "bar",
								"name": "baz",
							},
						},
					},
				},
			},
		},
	}
	c.Setup()
	c.QueryValidator[labelSelectorQueryParamName] = validateLabels
	selector := labels.Set{"foo": "bar", "name": "baz"}.AsSelector()
	receivedNodeList, err := c.Nodes().List(selector, fields.Everything())
	c.Validate(t, receivedNodeList, err)
}

func TestDeleteFinalStateUnknown(t *testing.T) {
	client := client.NewOrDie(&client.Config{Host: "", Version: testapi.Version()})
	fakePodControl := FakePodControl{}
	manager := NewReplicationManager(client, BurstReplicas)
	manager.podStoreSynced = alwaysReady
	manager.podControl = &fakePodControl

	received := make(chan string)
	manager.syncHandler = func(key string) error {
		received <- key
		return nil
	}

	// The DeletedFinalStateUnknown object should cause the rc manager to insert
	// the controller matching the selectors of the deleted pod into the work queue.
	controllerSpec := newReplicationController(1)
	manager.controllerStore.Store.Add(controllerSpec)
	pods := newPodList(nil, 1, api.PodRunning, controllerSpec)
	manager.deletePod(cache.DeletedFinalStateUnknown{Key: "foo", Obj: &pods.Items[0]})

	go manager.worker()

	expected := getKey(controllerSpec, t)
	select {
	case key := <-received:
		if key != expected {
			t.Errorf("Unexpected sync all for rc %v, expected %v", key, expected)
		}
	case <-time.After(100 * time.Millisecond):
		t.Errorf("Processing DeleteFinalStateUnknown took longer than expected")
	}
}

// Create a pod with a given index, requiring one port
func NewTestPod(i int) *api.Pod {
	name := fmt.Sprintf("pod%d", i)
	return &api.Pod{
		TypeMeta: api.TypeMeta{APIVersion: testapi.Version()},
		ObjectMeta: api.ObjectMeta{
			Name:      name,
			Namespace: api.NamespaceDefault,
			SelfLink:  testapi.SelfLink("pods", string(i)),
		},
		Spec: api.PodSpec{
			Containers: []api.Container{
				{
					Name: "foo",
					Ports: []api.ContainerPort{
						{
							ContainerPort: 8000 + i,
							Protocol:      api.ProtocolTCP,
						},
					},
				},
			},
		},
		Status: api.PodStatus{
			Conditions: []api.PodCondition{
				{
					Type:   api.PodReady,
					Status: api.ConditionTrue,
				},
			},
		},
	}
}

func TestListObjectWithDifferentVersions(t *testing.T) {
	pods, svc := testData()
	labelKey := api.LabelSelectorQueryParam(testapi.Version())
	obj, err := NewBuilder(latest.RESTMapper, api.Scheme, fakeClientWith("", t, map[string]string{
		"/namespaces/test/pods?" + labelKey + "=a%3Db":     runtime.EncodeOrDie(latest.Codec, pods),
		"/namespaces/test/services?" + labelKey + "=a%3Db": runtime.EncodeOrDie(latest.Codec, svc),
	})).
		SelectorParam("a=b").
		NamespaceParam("test").
		ResourceTypeOrNameArgs(true, "pods,services").
		Flatten().
		Do().Object()

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

	list, ok := obj.(*api.List)
	if !ok {
		t.Fatalf("unexpected object: %#v", obj)
	}
	// resource version differs between type lists, so it's not possible to get a single version.
	if list.ResourceVersion != "" || len(list.Items) != 3 {
		t.Errorf("unexpected list: %#v", list)
	}
}

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 TestRESTWatch(t *testing.T) {
	eventA := &api.Event{
		InvolvedObject: api.ObjectReference{
			Kind:            "Pod",
			Name:            "foo",
			UID:             "long uid string",
			APIVersion:      testapi.Version(),
			ResourceVersion: "0",
			FieldPath:       "",
		},
		Reason: "ForTesting",
	}
	reg, rest := NewTestREST()
	wi, err := rest.Watch(api.NewContext(), labels.Everything(), fields.Everything(), "0")
	if err != nil {
		t.Fatalf("Unexpected error %v", err)
	}
	go func() {
		reg.Broadcaster.Action(watch.Added, eventA)
	}()
	got := <-wi.ResultChan()
	if e, a := eventA, got.Object; !reflect.DeepEqual(e, a) {
		t.Errorf("diff: %s", util.ObjectDiff(e, a))
	}
}

func TestCheckRetryClosesBody(t *testing.T) {
	count := 0
	ch := make(chan struct{})
	testServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
		count++
		t.Logf("attempt %d", count)
		if count >= 5 {
			w.WriteHeader(http.StatusOK)
			close(ch)
			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"})
	_, err := c.Verb("POST").
		Prefix("foo", "bar").
		Suffix("baz").
		Timeout(time.Second).
		Body([]byte(strings.Repeat("abcd", 1000))).
		DoRaw()
	if err != nil {
		t.Fatalf("Unexpected error: %v %#v", err, err)
	}
	<-ch
	if count != 5 {
		t.Errorf("unexpected retries: %d", count)
	}
}