Add generated file

This PR adds generated files under pkg/client and vendor folder.

vendor/k8s.io/kubernetes/pkg/kubectl/cmd/exec_test.go

@@ -0,0 +1,390 @@
+/*
+Copyright 2014 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package cmd
+
+import (
+	"bytes"
+	"fmt"
+	"io"
+	"io/ioutil"
+	"net/http"
+	"net/url"
+	"reflect"
+	"strings"
+	"testing"
+
+	"github.com/spf13/cobra"
+
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	restclient "k8s.io/client-go/rest"
+	"k8s.io/client-go/rest/fake"
+	"k8s.io/client-go/tools/remotecommand"
+	"k8s.io/kubernetes/pkg/api/legacyscheme"
+	api "k8s.io/kubernetes/pkg/apis/core"
+	cmdtesting "k8s.io/kubernetes/pkg/kubectl/cmd/testing"
+	"k8s.io/kubernetes/pkg/kubectl/genericclioptions"
+	"k8s.io/kubernetes/pkg/kubectl/scheme"
+	"k8s.io/kubernetes/pkg/kubectl/util/term"
+)
+
+type fakeRemoteExecutor struct {
+	method  string
+	url     *url.URL
+	execErr error
+}
+
+func (f *fakeRemoteExecutor) Execute(method string, url *url.URL, config *restclient.Config, stdin io.Reader, stdout, stderr io.Writer, tty bool, terminalSizeQueue remotecommand.TerminalSizeQueue) error {
+	f.method = method
+	f.url = url
+	return f.execErr
+}
+
+func TestPodAndContainer(t *testing.T) {
+	tests := []struct {
+		args              []string
+		argsLenAtDash     int
+		p                 *ExecOptions
+		name              string
+		expectError       bool
+		expectedPod       string
+		expectedContainer string
+		expectedArgs      []string
+	}{
+		{
+			p:             &ExecOptions{},
+			argsLenAtDash: -1,
+			expectError:   true,
+			name:          "empty",
+		},
+		{
+			p:             &ExecOptions{StreamOptions: StreamOptions{PodName: "foo"}},
+			argsLenAtDash: -1,
+			expectError:   true,
+			name:          "no cmd",
+		},
+		{
+			p:             &ExecOptions{StreamOptions: StreamOptions{PodName: "foo", ContainerName: "bar"}},
+			argsLenAtDash: -1,
+			expectError:   true,
+			name:          "no cmd, w/ container",
+		},
+		{
+			p:             &ExecOptions{StreamOptions: StreamOptions{PodName: "foo"}},
+			args:          []string{"cmd"},
+			argsLenAtDash: -1,
+			expectedPod:   "foo",
+			expectedArgs:  []string{"cmd"},
+			name:          "pod in flags",
+		},
+		{
+			p:             &ExecOptions{},
+			args:          []string{"foo", "cmd"},
+			argsLenAtDash: 0,
+			expectError:   true,
+			name:          "no pod, pod name is behind dash",
+		},
+		{
+			p:             &ExecOptions{},
+			args:          []string{"foo"},
+			argsLenAtDash: -1,
+			expectError:   true,
+			name:          "no cmd, w/o flags",
+		},
+		{
+			p:             &ExecOptions{},
+			args:          []string{"foo", "cmd"},
+			argsLenAtDash: -1,
+			expectedPod:   "foo",
+			expectedArgs:  []string{"cmd"},
+			name:          "cmd, w/o flags",
+		},
+		{
+			p:             &ExecOptions{},
+			args:          []string{"foo", "cmd"},
+			argsLenAtDash: 1,
+			expectedPod:   "foo",
+			expectedArgs:  []string{"cmd"},
+			name:          "cmd, cmd is behind dash",
+		},
+		{
+			p:                 &ExecOptions{StreamOptions: StreamOptions{ContainerName: "bar"}},
+			args:              []string{"foo", "cmd"},
+			argsLenAtDash:     -1,
+			expectedPod:       "foo",
+			expectedContainer: "bar",
+			expectedArgs:      []string{"cmd"},
+			name:              "cmd, container in flag",
+		},
+	}
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			tf := cmdtesting.NewTestFactory().WithNamespace("test")
+			defer tf.Cleanup()
+
+			ns := legacyscheme.Codecs
+
+			tf.Client = &fake.RESTClient{
+				NegotiatedSerializer: ns,
+				Client:               fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) { return nil, nil }),
+			}
+			tf.ClientConfigVal = defaultClientConfig()
+
+			cmd := &cobra.Command{}
+			options := test.p
+			options.ErrOut = bytes.NewBuffer([]byte{})
+			err := options.Complete(tf, cmd, test.args, test.argsLenAtDash)
+			if test.expectError && err == nil {
+				t.Errorf("%s: unexpected non-error", test.name)
+			}
+			if !test.expectError && err != nil {
+				t.Errorf("%s: unexpected error: %v", test.name, err)
+			}
+			if err != nil {
+				return
+			}
+			if options.PodName != test.expectedPod {
+				t.Errorf("%s: expected: %s, got: %s", test.name, test.expectedPod, options.PodName)
+			}
+			if options.ContainerName != test.expectedContainer {
+				t.Errorf("%s: expected: %s, got: %s", test.name, test.expectedContainer, options.ContainerName)
+			}
+			if !reflect.DeepEqual(test.expectedArgs, options.Command) {
+				t.Errorf("%s: expected: %v, got %v", test.name, test.expectedArgs, options.Command)
+			}
+		})
+	}
+}
+
+func TestExec(t *testing.T) {
+	version := "v1"
+	tests := []struct {
+		name, podPath, execPath string
+		pod                     *api.Pod
+		execErr                 bool
+	}{
+		{
+			name:     "pod exec",
+			podPath:  "/api/" + version + "/namespaces/test/pods/foo",
+			execPath: "/api/" + version + "/namespaces/test/pods/foo/exec",
+			pod:      execPod(),
+		},
+		{
+			name:     "pod exec error",
+			podPath:  "/api/" + version + "/namespaces/test/pods/foo",
+			execPath: "/api/" + version + "/namespaces/test/pods/foo/exec",
+			pod:      execPod(),
+			execErr:  true,
+		},
+	}
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			tf := cmdtesting.NewTestFactory().WithNamespace("test")
+			defer tf.Cleanup()
+
+			codec := legacyscheme.Codecs.LegacyCodec(scheme.Scheme.PrioritizedVersionsAllGroups()...)
+			ns := legacyscheme.Codecs
+
+			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 == test.podPath && m == "GET":
+						body := objBody(codec, test.pod)
+						return &http.Response{StatusCode: 200, Header: defaultHeader(), Body: body}, nil
+					default:
+						t.Errorf("%s: unexpected request: %s %#v\n%#v", test.name, req.Method, req.URL, req)
+						return nil, fmt.Errorf("unexpected request")
+					}
+				}),
+			}
+			tf.ClientConfigVal = defaultClientConfig()
+			ex := &fakeRemoteExecutor{}
+			if test.execErr {
+				ex.execErr = fmt.Errorf("exec error")
+			}
+			params := &ExecOptions{
+				StreamOptions: StreamOptions{
+					PodName:       "foo",
+					ContainerName: "bar",
+					IOStreams:     genericclioptions.NewTestIOStreamsDiscard(),
+				},
+				Executor: ex,
+			}
+			cmd := &cobra.Command{}
+			args := []string{"test", "command"}
+			if err := params.Complete(tf, cmd, args, -1); err != nil {
+				t.Fatal(err)
+			}
+			err := params.Run()
+			if test.execErr && err != ex.execErr {
+				t.Errorf("%s: Unexpected exec error: %v", test.name, err)
+				return
+			}
+			if !test.execErr && err != nil {
+				t.Errorf("%s: Unexpected error: %v", test.name, err)
+				return
+			}
+			if test.execErr {
+				return
+			}
+			if ex.url.Path != test.execPath {
+				t.Errorf("%s: Did not get expected path for exec request", test.name)
+				return
+			}
+			if ex.method != "POST" {
+				t.Errorf("%s: Did not get method for exec request: %s", test.name, ex.method)
+			}
+		})
+	}
+}
+
+func execPod() *api.Pod {
+	return &api.Pod{
+		ObjectMeta: metav1.ObjectMeta{Name: "foo", Namespace: "test", ResourceVersion: "10"},
+		Spec: api.PodSpec{
+			RestartPolicy: api.RestartPolicyAlways,
+			DNSPolicy:     api.DNSClusterFirst,
+			Containers: []api.Container{
+				{
+					Name: "bar",
+				},
+			},
+		},
+		Status: api.PodStatus{
+			Phase: api.PodRunning,
+		},
+	}
+}
+
+func TestSetupTTY(t *testing.T) {
+	streams, _, _, stderr := genericclioptions.NewTestIOStreams()
+
+	// test 1 - don't attach stdin
+	o := &StreamOptions{
+		// InterruptParent: ,
+		Stdin:     false,
+		IOStreams: streams,
+		TTY:       true,
+	}
+
+	tty := o.setupTTY()
+
+	if o.In != nil {
+		t.Errorf("don't attach stdin: o.In should be nil")
+	}
+	if tty.In != nil {
+		t.Errorf("don't attach stdin: tty.In should be nil")
+	}
+	if o.TTY {
+		t.Errorf("don't attach stdin: o.TTY should be false")
+	}
+	if tty.Raw {
+		t.Errorf("don't attach stdin: tty.Raw should be false")
+	}
+	if len(stderr.String()) > 0 {
+		t.Errorf("don't attach stdin: stderr wasn't empty: %s", stderr.String())
+	}
+
+	// tests from here on attach stdin
+	// test 2 - don't request a TTY
+	o.Stdin = true
+	o.In = &bytes.Buffer{}
+	o.TTY = false
+
+	tty = o.setupTTY()
+
+	if o.In == nil {
+		t.Errorf("attach stdin, no TTY: o.In should not be nil")
+	}
+	if tty.In != o.In {
+		t.Errorf("attach stdin, no TTY: tty.In should equal o.In")
+	}
+	if o.TTY {
+		t.Errorf("attach stdin, no TTY: o.TTY should be false")
+	}
+	if tty.Raw {
+		t.Errorf("attach stdin, no TTY: tty.Raw should be false")
+	}
+	if len(stderr.String()) > 0 {
+		t.Errorf("attach stdin, no TTY: stderr wasn't empty: %s", stderr.String())
+	}
+
+	// test 3 - request a TTY, but stdin is not a terminal
+	o.Stdin = true
+	o.In = &bytes.Buffer{}
+	o.ErrOut = stderr
+	o.TTY = true
+
+	tty = o.setupTTY()
+
+	if o.In == nil {
+		t.Errorf("attach stdin, TTY, not a terminal: o.In should not be nil")
+	}
+	if tty.In != o.In {
+		t.Errorf("attach stdin, TTY, not a terminal: tty.In should equal o.In")
+	}
+	if o.TTY {
+		t.Errorf("attach stdin, TTY, not a terminal: o.TTY should be false")
+	}
+	if tty.Raw {
+		t.Errorf("attach stdin, TTY, not a terminal: tty.Raw should be false")
+	}
+	if !strings.Contains(stderr.String(), "input is not a terminal") {
+		t.Errorf("attach stdin, TTY, not a terminal: expected 'input is not a terminal' to stderr")
+	}
+
+	// test 4 - request a TTY, stdin is a terminal
+	o.Stdin = true
+	o.In = &bytes.Buffer{}
+	stderr.Reset()
+	o.TTY = true
+
+	overrideStdin := ioutil.NopCloser(&bytes.Buffer{})
+	overrideStdout := &bytes.Buffer{}
+	overrideStderr := &bytes.Buffer{}
+	o.overrideStreams = func() (io.ReadCloser, io.Writer, io.Writer) {
+		return overrideStdin, overrideStdout, overrideStderr
+	}
+
+	o.isTerminalIn = func(tty term.TTY) bool {
+		return true
+	}
+
+	tty = o.setupTTY()
+
+	if o.In != overrideStdin {
+		t.Errorf("attach stdin, TTY, is a terminal: o.In should equal overrideStdin")
+	}
+	if tty.In != o.In {
+		t.Errorf("attach stdin, TTY, is a terminal: tty.In should equal o.In")
+	}
+	if !o.TTY {
+		t.Errorf("attach stdin, TTY, is a terminal: o.TTY should be true")
+	}
+	if !tty.Raw {
+		t.Errorf("attach stdin, TTY, is a terminal: tty.Raw should be true")
+	}
+	if len(stderr.String()) > 0 {
+		t.Errorf("attach stdin, TTY, is a terminal: stderr wasn't empty: %s", stderr.String())
+	}
+	if o.Out != overrideStdout {
+		t.Errorf("attach stdin, TTY, is a terminal: o.Out should equal overrideStdout")
+	}
+	if tty.Out != o.Out {
+		t.Errorf("attach stdin, TTY, is a terminal: tty.Out should equal o.Out")
+	}
+}