open-consul/command/kv_put_test.go

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package command
import (
"bytes"
"encoding/base64"
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"io"
"io/ioutil"
"os"
"strconv"
"strings"
"testing"
"github.com/hashicorp/consul/api"
"github.com/hashicorp/consul/command/base"
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"github.com/mitchellh/cli"
)
func testKVPutCommand(t *testing.T) (*cli.MockUi, *KVPutCommand) {
ui := new(cli.MockUi)
return ui, &KVPutCommand{
Command: base.Command{
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UI: ui,
Flags: base.FlagSetHTTP,
},
}
}
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func TestKVPutCommand_implements(t *testing.T) {
var _ cli.Command = &KVPutCommand{}
}
func TestKVPutCommand_noTabs(t *testing.T) {
assertNoTabs(t, new(KVDeleteCommand))
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}
func TestKVPutCommand_Validation(t *testing.T) {
ui, c := testKVPutCommand(t)
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cases := map[string]struct {
args []string
output string
}{
"-acquire without -session": {
[]string{"-acquire", "foo"},
"Missing -session",
},
"-release without -session": {
[]string{"-release", "foo"},
"Missing -session",
},
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"-cas no -modify-index": {
[]string{"-cas", "foo"},
"Must specify -modify-index",
},
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"no key": {
[]string{},
"Missing KEY argument",
},
"extra args": {
[]string{"foo", "bar", "baz"},
"Too many arguments",
},
}
for name, tc := range cases {
// Ensure our buffer is always clear
if ui.ErrorWriter != nil {
ui.ErrorWriter.Reset()
}
if ui.OutputWriter != nil {
ui.OutputWriter.Reset()
}
code := c.Run(tc.args)
if code == 0 {
t.Errorf("%s: expected non-zero exit", name)
}
output := ui.ErrorWriter.String()
if !strings.Contains(output, tc.output) {
t.Errorf("%s: expected %q to contain %q", name, output, tc.output)
}
}
}
func TestKVPutCommand_Run(t *testing.T) {
srv, client := testAgentWithAPIClient(t)
defer srv.Shutdown()
waitForLeader(t, srv.httpAddr)
ui, c := testKVPutCommand(t)
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args := []string{
"-http-addr=" + srv.httpAddr,
"foo", "bar",
}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
data, _, err := client.KV().Get("foo", nil)
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(data.Value, []byte("bar")) {
t.Errorf("bad: %#v", data.Value)
}
}
func TestKVPutCommand_RunEmptyDataQuoted(t *testing.T) {
srv, client := testAgentWithAPIClient(t)
defer srv.Shutdown()
waitForLeader(t, srv.httpAddr)
ui, c := testKVPutCommand(t)
args := []string{
"-http-addr=" + srv.httpAddr,
"foo", "",
}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
data, _, err := client.KV().Get("foo", nil)
if err != nil {
t.Fatal(err)
}
if data.Value != nil {
t.Errorf("bad: %#v", data.Value)
}
}
func TestKVPutCommand_RunBase64(t *testing.T) {
srv, client := testAgentWithAPIClient(t)
defer srv.Shutdown()
waitForLeader(t, srv.httpAddr)
ui, c := testKVPutCommand(t)
const encodedString = "aGVsbG8gd29ybGQK"
args := []string{
"-http-addr=" + srv.httpAddr,
"-base64",
"foo", encodedString,
}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
data, _, err := client.KV().Get("foo", nil)
if err != nil {
t.Fatal(err)
}
expected, err := base64.StdEncoding.DecodeString(encodedString)
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(data.Value, []byte(expected)) {
t.Errorf("bad: %#v, %s", data.Value, data.Value)
}
}
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func TestKVPutCommand_File(t *testing.T) {
srv, client := testAgentWithAPIClient(t)
defer srv.Shutdown()
waitForLeader(t, srv.httpAddr)
ui, c := testKVPutCommand(t)
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f, err := ioutil.TempFile("", "kv-put-command-file")
if err != nil {
t.Fatalf("err: %#v", err)
}
defer os.Remove(f.Name())
if _, err := f.WriteString("bar"); err != nil {
t.Fatalf("err: %#v", err)
}
args := []string{
"-http-addr=" + srv.httpAddr,
"foo", "@" + f.Name(),
}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
data, _, err := client.KV().Get("foo", nil)
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(data.Value, []byte("bar")) {
t.Errorf("bad: %#v", data.Value)
}
}
func TestKVPutCommand_FileNoExist(t *testing.T) {
ui, c := testKVPutCommand(t)
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args := []string{
"foo", "@/nope/definitely/not-a-real-file.txt",
}
code := c.Run(args)
if code == 0 {
t.Fatal("bad: expected error")
}
output := ui.ErrorWriter.String()
if !strings.Contains(output, "Failed to read file") {
t.Errorf("bad: %#v", output)
}
}
func TestKVPutCommand_Stdin(t *testing.T) {
srv, client := testAgentWithAPIClient(t)
defer srv.Shutdown()
waitForLeader(t, srv.httpAddr)
stdinR, stdinW := io.Pipe()
ui, c := testKVPutCommand(t)
c.testStdin = stdinR
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go func() {
stdinW.Write([]byte("bar"))
stdinW.Close()
}()
args := []string{
"-http-addr=" + srv.httpAddr,
"foo", "-",
}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
data, _, err := client.KV().Get("foo", nil)
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(data.Value, []byte("bar")) {
t.Errorf("bad: %#v", data.Value)
}
}
func TestKVPutCommand_NegativeVal(t *testing.T) {
srv, client := testAgentWithAPIClient(t)
defer srv.Shutdown()
waitForLeader(t, srv.httpAddr)
ui, c := testKVPutCommand(t)
args := []string{
"-http-addr=" + srv.httpAddr,
"foo", "-2",
}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
data, _, err := client.KV().Get("foo", nil)
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(data.Value, []byte("-2")) {
t.Errorf("bad: %#v", data.Value)
}
}
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func TestKVPutCommand_Flags(t *testing.T) {
srv, client := testAgentWithAPIClient(t)
defer srv.Shutdown()
waitForLeader(t, srv.httpAddr)
ui, c := testKVPutCommand(t)
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args := []string{
"-http-addr=" + srv.httpAddr,
"-flags", "12345",
"foo",
}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
data, _, err := client.KV().Get("foo", nil)
if err != nil {
t.Fatal(err)
}
if data.Flags != 12345 {
t.Errorf("bad: %#v", data.Flags)
}
}
func TestKVPutCommand_CAS(t *testing.T) {
srv, client := testAgentWithAPIClient(t)
defer srv.Shutdown()
waitForLeader(t, srv.httpAddr)
// Create the initial pair so it has a ModifyIndex.
pair := &api.KVPair{
Key: "foo",
Value: []byte("bar"),
}
if _, err := client.KV().Put(pair, nil); err != nil {
t.Fatalf("err: %#v", err)
}
ui, c := testKVPutCommand(t)
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args := []string{
"-http-addr=" + srv.httpAddr,
"-cas",
"-modify-index", "123",
"foo", "a",
}
code := c.Run(args)
if code == 0 {
t.Fatalf("bad: expected error")
}
data, _, err := client.KV().Get("foo", nil)
if err != nil {
t.Fatal(err)
}
// Reset buffers
ui.OutputWriter.Reset()
ui.ErrorWriter.Reset()
args = []string{
"-http-addr=" + srv.httpAddr,
"-cas",
"-modify-index", strconv.FormatUint(data.ModifyIndex, 10),
"foo", "a",
}
code = c.Run(args)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
data, _, err = client.KV().Get("foo", nil)
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(data.Value, []byte("a")) {
t.Errorf("bad: %#v", data.Value)
}
}