Golang testing.NewAPIFactory函数代码示例

func TestDescribeObject(t *testing.T) {
	_, _, rc := testData()
	f, tf, codec, ns := cmdtesting.NewAPIFactory()
	d := &testDescriber{Output: "test output"}
	tf.Describer = d
	tf.Client = &fake.RESTClient{
		NegotiatedSerializer: ns,
		Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
			switch p, m := req.URL.Path, req.Method; {
			case p == "/namespaces/test/replicationcontrollers/redis-master" && m == "GET":
				return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, &rc.Items[0])}, nil
			default:
				t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
				return nil, nil
			}
		}),
	}
	tf.Namespace = "test"
	buf := bytes.NewBuffer([]byte{})
	buferr := bytes.NewBuffer([]byte{})
	cmd := NewCmdDescribe(f, buf, buferr)
	cmd.Flags().Set("filename", "../../../examples/guestbook/legacy/redis-master-controller.yaml")
	cmd.Run(cmd, []string{})

	if d.Name != "redis-master" || d.Namespace != "test" {
		t.Errorf("unexpected describer: %#v", d)
	}

	if buf.String() != fmt.Sprintf("%s", d.Output) {
		t.Errorf("unexpected output: %s", buf.String())
	}
}

func TestGetAllListObjects(t *testing.T) {
	pods, _, _ := testData()

	f, tf, codec, ns := cmdtesting.NewAPIFactory()
	tf.Printer = &testPrinter{}
	tf.Client = &fake.RESTClient{
		NegotiatedSerializer: ns,
		Resp:                 &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, pods)},
	}
	tf.Namespace = "test"
	buf := bytes.NewBuffer([]byte{})
	errBuf := bytes.NewBuffer([]byte{})

	cmd := NewCmdGet(f, buf, errBuf)
	cmd.SetOutput(buf)
	cmd.Flags().Set("show-all", "true")
	cmd.Run(cmd, []string{"pods"})

	expected, err := extractResourceList([]runtime.Object{pods})
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	actual := tf.Printer.(*testPrinter).Objects
	if !reflect.DeepEqual(expected, actual) {
		t.Errorf("unexpected object: %#v %#v", expected, actual)
	}
	if len(buf.String()) == 0 {
		t.Errorf("unexpected empty output")
	}
}

func TestSetupOutputWriterFile(t *testing.T) {
	file := "output.json"
	dir, err := ioutil.TempDir(os.TempDir(), "out")
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}
	fullPath := path.Join(dir, file)
	defer os.RemoveAll(dir)

	out := &bytes.Buffer{}
	f, _, _, _ := cmdtesting.NewAPIFactory()
	cmd := NewCmdClusterInfoDump(f, os.Stdout)
	cmd.Flag("output-directory").Value.Set(dir)
	writer := setupOutputWriter(cmd, out, file)
	if writer == out {
		t.Errorf("expected: %v, saw: %v", out, writer)
	}
	output := "some data here"
	writer.Write([]byte(output))

	data, err := ioutil.ReadFile(fullPath)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}
	if string(data) != output {
		t.Errorf("expected: %v, saw: %v", output, data)
	}
}

func TestGetObjects(t *testing.T) {
	pods, _, _ := testData()

	f, tf, codec, ns := cmdtesting.NewAPIFactory()
	tf.Printer = &testPrinter{}
	tf.Client = &fake.RESTClient{
		NegotiatedSerializer: ns,
		Resp:                 &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, &pods.Items[0])},
	}
	tf.Namespace = "test"
	buf := bytes.NewBuffer([]byte{})
	errBuf := bytes.NewBuffer([]byte{})

	cmd := NewCmdGet(f, buf, errBuf)
	cmd.SetOutput(buf)
	cmd.Run(cmd, []string{"pods", "foo"})

	expected := []runtime.Object{&pods.Items[0]}
	actual := tf.Printer.(*testPrinter).Objects
	if !reflect.DeepEqual(expected, actual) {
		t.Errorf("unexpected object: %#v", actual)
	}
	if len(buf.String()) == 0 {
		t.Errorf("unexpected empty output")
	}
}

func TestCreateConfigMap(t *testing.T) {
	configMap := &api.ConfigMap{}
	configMap.Name = "my-configmap"
	f, tf, codec, ns := cmdtesting.NewAPIFactory()
	tf.Printer = &testPrinter{}
	tf.Client = &fake.RESTClient{
		NegotiatedSerializer: ns,
		Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
			switch p, m := req.URL.Path, req.Method; {
			case p == "/namespaces/test/configmaps" && m == "POST":
				return &http.Response{StatusCode: 201, Header: defaultHeader(), Body: objBody(codec, configMap)}, nil
			default:
				t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
				return nil, nil
			}
		}),
	}
	tf.Namespace = "test"
	buf := bytes.NewBuffer([]byte{})
	cmd := NewCmdCreateConfigMap(f, buf)
	cmd.Flags().Set("output", "name")
	cmd.Run(cmd, []string{configMap.Name})
	expectedOutput := "configmap/" + configMap.Name + "\n"
	if buf.String() != expectedOutput {
		t.Errorf("expected output: %s, but got: %s", buf.String(), expectedOutput)
	}
}

func TestCreateService(t *testing.T) {
	service := &api.Service{}
	service.Name = "my-service"
	f, tf, codec, negSer := cmdtesting.NewAPIFactory()
	tf.Printer = &testPrinter{}
	tf.Client = &fake.RESTClient{
		NegotiatedSerializer: negSer,
		Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
			switch p, m := req.URL.Path, req.Method; {
			case p == "/namespaces/test/services" && m == "POST":
				return &http.Response{StatusCode: 201, Header: defaultHeader(), Body: objBody(codec, service)}, nil
			default:
				t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
				return nil, nil
			}
		}),
	}
	tf.Namespace = "test"
	buf := bytes.NewBuffer([]byte{})
	cmd := NewCmdCreateServiceClusterIP(f, buf)
	cmd.Flags().Set("output", "name")
	cmd.Flags().Set("tcp", "8080:8000")
	cmd.Run(cmd, []string{service.Name})
	expectedOutput := "service/" + service.Name + "\n"
	if buf.String() != expectedOutput {
		t.Errorf("expected output: %s, but got: %s", expectedOutput, buf.String())
	}
}

func TestLabelLocal(t *testing.T) {
	f, tf, _, ns := cmdtesting.NewAPIFactory()
	tf.Client = &fake.RESTClient{
		NegotiatedSerializer: ns,
		Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
			t.Fatalf("unexpected request: %s %#v\n%#v", req.Method, req.URL, req)
			return nil, nil
		}),
	}
	tf.Namespace = "test"
	tf.ClientConfig = &restclient.Config{ContentConfig: restclient.ContentConfig{GroupVersion: &registered.GroupOrDie(api.GroupName).GroupVersion}}

	buf := bytes.NewBuffer([]byte{})
	cmd := NewCmdLabel(f, buf)
	cmd.Flags().Set("local", "true")
	opts := LabelOptions{FilenameOptions: resource.FilenameOptions{
		Filenames: []string{"../../../examples/storage/cassandra/cassandra-controller.yaml"}}}
	err := opts.Complete(f, buf, cmd, []string{"a=b"})
	if err == nil {
		err = opts.Validate()
	}
	if err == nil {
		err = opts.RunLabel(f, cmd)
	}
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	if !strings.Contains(buf.String(), "labeled") {
		t.Errorf("did not set labels: %s", buf.String())
	}
}

func Example_printPodShowAll() {
	f, tf, _, ns := cmdtesting.NewAPIFactory()
	tf.Printer = kubectl.NewHumanReadablePrinter(kubectl.PrintOptions{
		ShowAll:      true,
		ColumnLabels: []string{},
	})
	tf.Client = &fake.RESTClient{
		NegotiatedSerializer: ns,
		Client:               nil,
	}
	cmd := NewCmdRun(f, os.Stdin, os.Stdout, os.Stderr)
	podList := newAllPhasePodList()
	mapper, _ := f.Object()
	err := f.PrintObject(cmd, mapper, podList, os.Stdout)
	if err != nil {
		fmt.Printf("Unexpected error: %v", err)
	}
	// Output:
	// NAME      READY     STATUS      RESTARTS   AGE
	// test1     1/2       Pending     6          10y
	// test2     1/2       Running     6          10y
	// test3     1/2       Succeeded   6          10y
	// test4     1/2       Failed      6          10y
	// test5     1/2       Unknown     6          10y
}

func TestGetMultipleTypeObjectsAsList(t *testing.T) {
	pods, svc, _ := testData()

	f, tf, codec, _ := cmdtesting.NewAPIFactory()
	tf.Printer = &testPrinter{}
	tf.Client = &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("unexpected request: %#v\n%#v", req.URL, req)
				return nil, nil
			}
		}),
	}
	tf.Namespace = "test"
	tf.ClientConfig = &restclient.Config{ContentConfig: restclient.ContentConfig{GroupVersion: &registered.GroupOrDie(api.GroupName).GroupVersion}}
	buf := bytes.NewBuffer([]byte{})
	errBuf := bytes.NewBuffer([]byte{})

	cmd := NewCmdGet(f, buf, errBuf)
	cmd.SetOutput(buf)

	cmd.Flags().Set("output", "json")
	cmd.Run(cmd, []string{"pods,services"})

	if tf.Printer.(*testPrinter).Objects != nil {
		t.Errorf("unexpected print to default printer")
	}

	out, err := runtime.Decode(codec, buf.Bytes())
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	list, err := meta.ExtractList(out)
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	if errs := runtime.DecodeList(list, codec); len(errs) > 0 {
		t.Fatalf("unexpected error: %v", errs)
	}
	if err := meta.SetList(out, list); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	expected := &api.List{
		Items: []runtime.Object{
			&pods.Items[0],
			&pods.Items[1],
			&svc.Items[0],
		},
	}
	if !reflect.DeepEqual(expected, out) {
		t.Errorf("unexpected output: %#v", out)
	}
}

func TestDeleteDirectory(t *testing.T) {
	_, _, rc := testData()

	f, tf, codec, _ := cmdtesting.NewAPIFactory()
	tf.Printer = &testPrinter{}
	tf.Client = &fake.RESTClient{
		NegotiatedSerializer: unstructuredSerializer,
		Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
			switch p, m := req.URL.Path, req.Method; {
			case strings.HasPrefix(p, "/namespaces/test/replicationcontrollers/") && m == "DELETE":
				return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, &rc.Items[0])}, nil
			default:
				t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
				return nil, nil
			}
		}),
	}
	tf.Namespace = "test"
	buf, errBuf := bytes.NewBuffer([]byte{}), bytes.NewBuffer([]byte{})

	cmd := NewCmdDelete(f, buf, errBuf)
	cmd.Flags().Set("filename", "../../../examples/guestbook/legacy")
	cmd.Flags().Set("cascade", "false")
	cmd.Flags().Set("output", "name")
	cmd.Run(cmd, []string{})

	if buf.String() != "replicationcontroller/frontend\nreplicationcontroller/redis-master\nreplicationcontroller/redis-slave\n" {
		t.Errorf("unexpected output: %s", buf.String())
	}
}

func TestDeleteObjectIgnoreNotFound(t *testing.T) {
	f, tf, _, _ := cmdtesting.NewAPIFactory()
	tf.Printer = &testPrinter{}
	tf.Client = &fake.RESTClient{
		NegotiatedSerializer: unstructuredSerializer,
		Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
			switch p, m := req.URL.Path, req.Method; {
			case p == "/namespaces/test/replicationcontrollers/redis-master" && m == "DELETE":
				return &http.Response{StatusCode: 404, Header: defaultHeader(), Body: stringBody("")}, nil
			default:
				t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
				return nil, nil
			}
		}),
	}
	tf.Namespace = "test"
	buf, errBuf := bytes.NewBuffer([]byte{}), bytes.NewBuffer([]byte{})

	cmd := NewCmdDelete(f, buf, errBuf)
	cmd.Flags().Set("filename", "../../../examples/guestbook/legacy/redis-master-controller.yaml")
	cmd.Flags().Set("cascade", "false")
	cmd.Flags().Set("ignore-not-found", "true")
	cmd.Flags().Set("output", "name")
	cmd.Run(cmd, []string{})

	if buf.String() != "" {
		t.Errorf("unexpected output: %s", buf.String())
	}
}

func TestPatchObjectFromFile(t *testing.T) {
	_, svc, _ := testData()

	f, tf, codec, ns := cmdtesting.NewAPIFactory()
	tf.Printer = &testPrinter{}
	tf.Client = &fake.RESTClient{
		NegotiatedSerializer: ns,
		Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
			switch p, m := req.URL.Path, req.Method; {
			case p == "/namespaces/test/services/frontend" && (m == "PATCH" || m == "GET"):
				return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: objBody(codec, &svc.Items[0])}, nil
			default:
				t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
				return nil, nil
			}
		}),
	}
	tf.Namespace = "test"
	buf := bytes.NewBuffer([]byte{})

	cmd := NewCmdPatch(f, buf)
	cmd.Flags().Set("namespace", "test")
	cmd.Flags().Set("patch", `{"spec":{"type":"NodePort"}}`)
	cmd.Flags().Set("output", "name")
	cmd.Flags().Set("filename", "../../../examples/guestbook/frontend-service.yaml")
	cmd.Run(cmd, []string{})

	// uses the name from the file, not the response
	if buf.String() != "frontend\n" {
		t.Errorf("unexpected output: %s", buf.String())
	}
}

func TestCreateMultipleObject(t *testing.T) {
	initTestErrorHandler(t)
	_, svc, rc := testData()

	f, tf, codec, _ := cmdtesting.NewAPIFactory()
	ns := dynamic.ContentConfig().NegotiatedSerializer
	tf.Printer = &testPrinter{}
	tf.Client = &fake.RESTClient{
		NegotiatedSerializer: ns,
		Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
			switch p, m := req.URL.Path, req.Method; {
			case p == "/namespaces/test/services" && m == http.MethodPost:
				return &http.Response{StatusCode: http.StatusCreated, Header: defaultHeader(), Body: objBody(codec, &svc.Items[0])}, nil
			case p == "/namespaces/test/replicationcontrollers" && m == http.MethodPost:
				return &http.Response{StatusCode: http.StatusCreated, Header: defaultHeader(), Body: objBody(codec, &rc.Items[0])}, nil
			default:
				t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
				return nil, nil
			}
		}),
	}
	tf.Namespace = "test"
	buf := bytes.NewBuffer([]byte{})

	cmd := NewCmdCreate(f, buf)
	cmd.Flags().Set("filename", "../../../examples/guestbook/legacy/redis-master-controller.yaml")
	cmd.Flags().Set("filename", "../../../examples/guestbook/frontend-service.yaml")
	cmd.Flags().Set("output", "name")
	cmd.Run(cmd, []string{})

	// Names should come from the REST response, NOT the files
	if buf.String() != "replicationcontroller/rc1\nservice/baz\n" {
		t.Errorf("unexpected output: %s", buf.String())
	}
}

func TestDeleteObjectNotFound(t *testing.T) {
	f, tf, _, _ := cmdtesting.NewAPIFactory()
	tf.Printer = &testPrinter{}
	tf.Client = &fake.RESTClient{
		NegotiatedSerializer: unstructuredSerializer,
		Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
			switch p, m := req.URL.Path, req.Method; {
			case p == "/namespaces/test/replicationcontrollers/redis-master" && m == "DELETE":
				return &http.Response{StatusCode: 404, Header: defaultHeader(), Body: stringBody("")}, nil
			default:
				t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
				return nil, nil
			}
		}),
	}
	tf.Namespace = "test"
	buf, errBuf := bytes.NewBuffer([]byte{}), bytes.NewBuffer([]byte{})

	cmd := NewCmdDelete(f, buf, errBuf)
	options := &resource.FilenameOptions{}
	options.Filenames = []string{"../../../examples/guestbook/legacy/redis-master-controller.yaml"}
	cmd.Flags().Set("cascade", "false")
	cmd.Flags().Set("output", "name")
	err := RunDelete(f, buf, errBuf, cmd, []string{}, options)
	if err == nil || !errors.IsNotFound(err) {
		t.Errorf("unexpected error: expected NotFound, got %v", err)
	}
}

func TestAnnotateLocal(t *testing.T) {
	f, tf, _, ns := cmdtesting.NewAPIFactory()
	tf.Client = &fake.RESTClient{
		NegotiatedSerializer: ns,
		Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
			t.Fatalf("unexpected request: %s %#v\n%#v", req.Method, req.URL, req)
			return nil, nil
		}),
	}
	tf.Namespace = "test"
	tf.ClientConfig = &restclient.Config{ContentConfig: restclient.ContentConfig{GroupVersion: &registered.GroupOrDie(api.GroupName).GroupVersion}}

	buf := bytes.NewBuffer([]byte{})
	cmd := NewCmdAnnotate(f, buf)
	cmd.Flags().Set("local", "true")
	options := &AnnotateOptions{}
	options.Filenames = []string{"../../../examples/storage/cassandra/cassandra-controller.yaml"}
	args := []string{"a=b"}
	if err := options.Complete(f, buf, cmd, args); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	if err := options.Validate(); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	if err := options.RunAnnotate(f, cmd); err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
}