Golang etcdtest.AddPrefix函數代碼示例

func TestGetNotFoundErr(t *testing.T) {
	server := etcdtesting.NewEtcdTestClientServer(t)
	defer server.Terminate(t)
	key := etcdtest.AddPrefix("/some/key")
	boguskey := etcdtest.AddPrefix("/some/boguskey")
	helper := newEtcdHelper(server.Client, testapi.Default.Codec(), key)

	var got api.Pod
	err := helper.Get(context.TODO(), boguskey, &got, false)
	if !storage.IsNotFound(err) {
		t.Errorf("Unexpected reponse on key=%v, err=%v", key, err)
	}
}

func TestUpdate(t *testing.T) {
	storage, _, si, destroyFunc := newStorage(t)
	defer destroyFunc()

	ctx := api.WithNamespace(api.NewContext(), "test")
	key := etcdtest.AddPrefix("/controllers/test/foo")
	if err := si.Create(ctx, key, &validController, nil, 0); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	replicas := int32(12)
	update := extensions.Scale{
		ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: "test"},
		Spec: extensions.ScaleSpec{
			Replicas: replicas,
		},
	}

	if _, _, err := storage.Update(ctx, update.Name, rest.DefaultUpdatedObjectInfo(&update, api.Scheme)); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	obj, err := storage.Get(ctx, "foo")
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	updated := obj.(*extensions.Scale)
	if updated.Spec.Replicas != replicas {
		t.Errorf("wrong replicas count expected: %d got: %d", replicas, updated.Spec.Replicas)
	}
}

func TestUpdate(t *testing.T) {
	storage, server, si := newStorage(t)
	defer server.Terminate(t)

	ctx := api.WithNamespace(api.NewContext(), "test")
	key := etcdtest.AddPrefix("/controllers/test/foo")
	if err := si.Set(ctx, key, &validController, nil, 0); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	replicas := 12
	update := extensions.Scale{
		ObjectMeta: api.ObjectMeta{Name: "foo", Namespace: "test"},
		Spec: extensions.ScaleSpec{
			Replicas: replicas,
		},
	}

	if _, _, err := storage.Update(ctx, &update); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	obj, err := storage.Get(ctx, "foo")
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	updated := obj.(*extensions.Scale)
	if updated.Spec.Replicas != replicas {
		t.Errorf("wrong replicas count expected: %d got: %d", replicas, updated.Spec.Replicas)
	}
}

func TestList(t *testing.T) {
	server := etcdtesting.NewEtcdTestClientServer(t)
	defer server.Terminate(t)
	key := etcdtest.AddPrefix("/some/key")
	helper := newEtcdHelper(server.Client, testapi.Default.Codec(), key)

	list := api.PodList{
		Items: []api.Pod{
			{
				ObjectMeta: api.ObjectMeta{Name: "bar"},
				Spec:       apitesting.DeepEqualSafePodSpec(),
			},
			{
				ObjectMeta: api.ObjectMeta{Name: "baz"},
				Spec:       apitesting.DeepEqualSafePodSpec(),
			},
			{
				ObjectMeta: api.ObjectMeta{Name: "foo"},
				Spec:       apitesting.DeepEqualSafePodSpec(),
			},
		},
	}

	createPodList(t, helper, &list)
	var got api.PodList
	// TODO: a sorted filter function could be applied such implied
	// ordering on the returned list doesn't matter.
	err := helper.List(context.TODO(), key, "", storage.Everything, &got)
	if err != nil {
		t.Errorf("Unexpected error %v", err)
	}
	if e, a := list.Items, got.Items; !reflect.DeepEqual(e, a) {
		t.Errorf("Expected %#v, got %#v", e, a)
	}
}

func TestStatusUpdate(t *testing.T) {
	storage, server := newStorage(t)
	defer server.Terminate(t)

	ctx := api.WithNamespace(api.NewContext(), api.NamespaceDefault)
	key := etcdtest.AddPrefix("/replicasets/" + api.NamespaceDefault + "/foo")
	if err := storage.ReplicaSet.Storage.Create(ctx, key, &validReplicaSet, nil, 0); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	update := extensions.ReplicaSet{
		ObjectMeta: validReplicaSet.ObjectMeta,
		Spec: extensions.ReplicaSetSpec{
			Replicas: defaultReplicas,
		},
		Status: extensions.ReplicaSetStatus{
			Replicas: defaultReplicas,
		},
	}

	if _, _, err := storage.Status.Update(ctx, &update); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	obj, err := storage.ReplicaSet.Get(ctx, "foo")
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	rs := obj.(*extensions.ReplicaSet)
	if rs.Spec.Replicas != 7 {
		t.Errorf("we expected .spec.replicas to not be updated but it was updated to %v", rs.Spec.Replicas)
	}
	if rs.Status.Replicas != defaultReplicas {
		t.Errorf("we expected .status.replicas to be updated to %d but it was %v", defaultReplicas, rs.Status.Replicas)
	}
}

func TestDeleteNetwork(t *testing.T) {
	storage, server := newStorage(t)
	defer server.Terminate(t)
	key := etcdtest.AddPrefix("networks/foo")
	ctx := api.NewContext()
	now := unversioned.Now()
	net := &api.Network{
		ObjectMeta: api.ObjectMeta{
			Name:              "foo",
			DeletionTimestamp: &now,
		},
		Spec: api.NetworkSpec{
			TenantID: "123",
			Subnets: map[string]api.Subnet{
				"subnet1": {
					CIDR:    "192.168.0.0/24",
					Gateway: "192.168.0.1",
				},
			},
		},
		Status: api.NetworkStatus{Phase: api.NetworkInitializing},
	}
	if err := storage.Storage.Set(ctx, key, net, nil, 0); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	if _, err := storage.Delete(ctx, "foo", nil); err != nil {
		t.Errorf("unexpected error: %v", err)
	}
}

func TestUpdateStatus(t *testing.T) {
	storage, statusStorage, server := newStorage(t)
	defer server.Terminate(t)
	ctx := api.NewContext()
	key, _ := storage.KeyFunc(ctx, "foo")
	key = etcdtest.AddPrefix(key)
	pvStart := validNewPersistentVolume("foo")
	err := storage.Storage.Create(ctx, key, pvStart, nil, 0)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	pvIn := &api.PersistentVolume{
		ObjectMeta: api.ObjectMeta{
			Name: "foo",
		},
		Status: api.PersistentVolumeStatus{
			Phase: api.VolumeBound,
		},
	}

	_, _, err = statusStorage.Update(ctx, pvIn)
	if err != nil {
		t.Fatalf("Unexpected error: %v", err)
	}
	obj, err := storage.Get(ctx, "foo")
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}
	pvOut := obj.(*api.PersistentVolume)
	// only compare the relevant change b/c metadata will differ
	if !api.Semantic.DeepEqual(pvIn.Status, pvOut.Status) {
		t.Errorf("unexpected object: %s", diff.ObjectDiff(pvIn.Status, pvOut.Status))
	}
}

func (t *Tester) setObjectsForList(objects []runtime.Object) []runtime.Object {
	result := make([]runtime.Object, len(objects))
	key := etcdtest.AddPrefix(t.storage.KeyRootFunc(t.tester.TestContext()))

	if len(objects) > 0 {
		nodes := make([]*etcd.Node, len(objects))
		for i, obj := range objects {
			codec, _ := getCodec(obj)
			encoded := runtime.EncodeOrDie(codec, obj)
			decoded, _ := codec.Decode([]byte(encoded))
			nodes[i] = &etcd.Node{Value: encoded}
			result[i] = decoded
		}
		t.fakeClient.Data[key] = tools.EtcdResponseWithError{
			R: &etcd.Response{
				Node: &etcd.Node{
					Nodes: nodes,
				},
			},
			E: nil,
		}
	} else {
		t.fakeClient.Data[key] = tools.EtcdResponseWithError{
			R: &etcd.Response{},
			E: t.fakeClient.NewError(tools.EtcdErrorCodeNotFound),
		}
	}
	return result
}

func TestScaleUpdate(t *testing.T) {
	storage, server := newStorage(t)
	defer server.Terminate(t)

	ctx := api.WithNamespace(api.NewContext(), namespace)
	key := etcdtest.AddPrefix("/deployments/" + namespace + "/" + name)
	if err := storage.Deployment.Storage.Set(ctx, key, &validDeployment, nil, 0); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	replicas := 12
	update := extensions.Scale{
		ObjectMeta: api.ObjectMeta{Name: name, Namespace: namespace},
		Spec: extensions.ScaleSpec{
			Replicas: replicas,
		},
	}

	if _, _, err := storage.Scale.Update(ctx, &update); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	obj, err := storage.Deployment.Get(ctx, name)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	deployment := obj.(*extensions.Deployment)
	if deployment.Spec.Replicas != replicas {
		t.Errorf("wrong replicas count expected: %d got: %d", replicas, deployment.Spec.Replicas)
	}
}

func TestFiltering(t *testing.T) {
	server, etcdStorage := newEtcdTestStorage(t, testapi.Default.Codec(), etcdtest.PathPrefix())
	defer server.Terminate(t)
	cacher := newTestCacher(etcdStorage)
	defer cacher.Stop()

	// Ensure that the cacher is initialized, before creating any pods,
	// so that we are sure that all events will be present in cacher.
	syncWatcher, err := cacher.Watch(context.TODO(), "pods/ns/foo", "0", storage.Everything)
	if err != nil {
		t.Fatalf("Unexpected error: %v", err)
	}
	syncWatcher.Stop()

	podFoo := makeTestPod("foo")
	podFoo.Labels = map[string]string{"filter": "foo"}
	podFooFiltered := makeTestPod("foo")
	podFooPrime := makeTestPod("foo")
	podFooPrime.Labels = map[string]string{"filter": "foo"}
	podFooPrime.Spec.NodeName = "fakeNode"

	podFooNS2 := makeTestPod("foo")
	podFooNS2.Namespace += "2"
	podFooNS2.Labels = map[string]string{"filter": "foo"}

	// Create in another namespace first to make sure events from other namespaces don't get delivered
	updatePod(t, etcdStorage, podFooNS2, nil)

	fooCreated := updatePod(t, etcdStorage, podFoo, nil)
	fooFiltered := updatePod(t, etcdStorage, podFooFiltered, fooCreated)
	fooUnfiltered := updatePod(t, etcdStorage, podFoo, fooFiltered)
	_ = updatePod(t, etcdStorage, podFooPrime, fooUnfiltered)

	deleted := api.Pod{}
	if err := etcdStorage.Delete(context.TODO(), etcdtest.AddPrefix("pods/ns/foo"), &deleted, nil); err != nil {
		t.Errorf("Unexpected error: %v", err)
	}

	// Set up Watch for object "podFoo" with label filter set.
	selector := labels.SelectorFromSet(labels.Set{"filter": "foo"})
	filterFunc := func(obj runtime.Object) bool {
		metadata, err := meta.Accessor(obj)
		if err != nil {
			t.Errorf("Unexpected error: %v", err)
			return false
		}
		return selector.Matches(labels.Set(metadata.GetLabels()))
	}
	filter := storage.NewSimpleFilter(filterFunc, storage.NoTriggerFunc)
	watcher, err := cacher.Watch(context.TODO(), "pods/ns/foo", fooCreated.ResourceVersion, filter)
	if err != nil {
		t.Fatalf("Unexpected error: %v", err)
	}
	defer watcher.Stop()

	verifyWatchEvent(t, watcher, watch.Deleted, podFooFiltered)
	verifyWatchEvent(t, watcher, watch.Added, podFoo)
	verifyWatchEvent(t, watcher, watch.Modified, podFooPrime)
	verifyWatchEvent(t, watcher, watch.Deleted, podFooPrime)
}

func (t *Tester) getObject(ctx api.Context, obj runtime.Object) (runtime.Object, error) {
	meta, err := api.ObjectMetaFor(obj)
	if err != nil {
		return nil, err
	}
	key, err := t.storage.KeyFunc(ctx, meta.Name)
	if err != nil {
		return nil, err
	}
	key = etcdtest.AddPrefix(key)
	resp, err := t.fakeClient.Get(key, false, false)
	if err != nil {
		return nil, err
	}
	result := t.storage.NewFunc()

	codec, err := getCodec(obj)
	if err != nil {
		return nil, err
	}
	if err := codec.DecodeInto([]byte(resp.Node.Value), result); err != nil {
		return nil, err
	}
	return result, nil
}

func testInstallThirdPartyAPIDeleteVersion(t *testing.T, version string) {
	_, etcdserver, server, assert := initThirdParty(t, version)
	defer server.Close()
	defer etcdserver.Terminate(t)

	client := etcdserver.Client
	expectedObj := Foo{
		ObjectMeta: api.ObjectMeta{
			Name:      "test",
			Namespace: "default",
		},
		TypeMeta: unversioned.TypeMeta{
			Kind: "Foo",
		},
		SomeField:  "test field",
		OtherField: 10,
	}
	if !assert.NoError(storeToEtcd(client, "/ThirdPartyResourceData/company.com/foos/default/test", "test", expectedObj)) {
		t.FailNow()
		return
	}

	resp, err := http.Get(server.URL + "/apis/company.com/" + version + "/namespaces/default/foos/test")
	if !assert.NoError(err) {
		return
	}

	assert.Equal(http.StatusOK, resp.StatusCode)

	item := Foo{}
	assert.NoError(decodeResponse(resp, &item))

	// Fill in fields set by the apiserver
	expectedObj.SelfLink = item.SelfLink
	expectedObj.ResourceVersion = item.ResourceVersion
	expectedObj.Namespace = item.Namespace
	if !assert.True(reflect.DeepEqual(item, expectedObj)) {
		t.Errorf("expected:\n%v\nsaw:\n%v\n", expectedObj, item)
	}

	resp, err = httpDelete(server.URL + "/apis/company.com/" + version + "/namespaces/default/foos/test")
	if !assert.NoError(err) {
		return
	}

	assert.Equal(http.StatusOK, resp.StatusCode)

	resp, err = http.Get(server.URL + "/apis/company.com/" + version + "/namespaces/default/foos/test")
	if !assert.NoError(err) {
		return
	}

	assert.Equal(http.StatusNotFound, resp.StatusCode)

	expectedDeletedKey := etcdtest.AddPrefix("ThirdPartyResourceData/company.com/foos/default/test")
	_, err = client.Get(expectedDeletedKey, false, false)
	if !etcdstorage.IsEtcdNotFound(err) {
		t.Errorf("expected deletion didn't happen: %v", err)
	}
}

func TestStatusUpdate(t *testing.T) {
	storage, fakeClient := newStorage(t)

	ctx := api.WithNamespace(api.NewContext(), namespace)
	key := etcdtest.AddPrefix("/deployments/" + namespace + "/" + name)
	if _, err := fakeClient.Set(key, runtime.EncodeOrDie(testapi.Extensions.Codec(), &validDeployment), 0); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	update := extensions.Deployment{
		ObjectMeta: validDeployment.ObjectMeta,
		Spec: extensions.DeploymentSpec{
			Replicas: 100,
		},
		Status: extensions.DeploymentStatus{
			Replicas: 100,
		},
	}

	if _, _, err := storage.Status.Update(ctx, &update); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	response, err := fakeClient.Get(key, false, false)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	var deployment extensions.Deployment
	testapi.Extensions.Codec().DecodeInto([]byte(response.Node.Value), &deployment)
	if deployment.Spec.Replicas != 7 {
		t.Errorf("we expected .spec.replicas to not be updated but it was updated to %v", deployment.Spec.Replicas)
	}
	if deployment.Status.Replicas != 100 {
		t.Errorf("we expected .status.replicas to be updated to 100 but it was %v", deployment.Status.Replicas)
	}
}

func TestScaleUpdate(t *testing.T) {
	storage, fakeClient := newStorage(t)

	ctx := api.WithNamespace(api.NewContext(), namespace)
	key := etcdtest.AddPrefix("/deployments/" + namespace + "/" + name)
	if _, err := fakeClient.Set(key, runtime.EncodeOrDie(testapi.Extensions.Codec(), &validDeployment), 0); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	replicas := 12
	update := extensions.Scale{
		ObjectMeta: api.ObjectMeta{Name: name, Namespace: namespace},
		Spec: extensions.ScaleSpec{
			Replicas: replicas,
		},
	}

	if _, _, err := storage.Scale.Update(ctx, &update); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	response, err := fakeClient.Get(key, false, false)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	var deployment extensions.Deployment
	testapi.Extensions.Codec().DecodeInto([]byte(response.Node.Value), &deployment)
	if deployment.Spec.Replicas != replicas {
		t.Errorf("wrong replicas count expected: %d got: %d", replicas, deployment.Spec.Replicas)
	}
}

func TestWatchListFromZeroIndex(t *testing.T) {
	codec := testapi.Default.Codec()
	key := etcdtest.AddPrefix("/some/key")
	server := etcdtesting.NewEtcdTestClientServer(t)
	defer server.Terminate(t)
	h := newEtcdHelper(server.Client, codec, key)

	watching, err := h.WatchList(context.TODO(), key, "0", storage.Everything)
	if err != nil {
		t.Fatalf("Unexpected error: %v", err)
	}
	defer watching.Stop()

	// creates key/foo which should trigger the WatchList for "key"
	pod := &api.Pod{ObjectMeta: api.ObjectMeta{Name: "foo"}}
	err = h.Create(context.TODO(), pod.Name, pod, pod, 0)
	if err != nil {
		t.Fatalf("Unexpected error: %v", err)
	}

	event, _ := <-watching.ResultChan()
	if event.Type != watch.Added {
		t.Errorf("Unexpected event %#v", event)
	}

	if e, a := pod, event.Object; !api.Semantic.DeepDerivative(e, a) {
		t.Errorf("Unexpected error: expected %v, got %v", e, a)
	}
}