Files
remark42/backend/app/notify/telegram_test.go
T

499 lines
15 KiB
Go

package notify
import (
"context"
"net/http"
"net/http/httptest"
"strings"
"testing"
"time"
"github.com/go-chi/chi/v5"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/umputun/remark42/backend/app/store"
)
func TestTelegram_New(t *testing.T) {
ts := mockTelegramServer(nil)
defer ts.Close()
tb, err := NewTelegram(TelegramParams{
AdminChannelID: "remark_test",
Token: "good-token",
apiPrefix: ts.URL + "/",
})
assert.NoError(t, err)
assert.NotNil(t, tb)
assert.Equal(t, tb.Timeout, time.Second*5)
assert.Equal(t, "remark_test", tb.AdminChannelID, "@ added")
_, err = NewTelegram(TelegramParams{
AdminChannelID: "remark_test",
Token: "empty-json",
apiPrefix: ts.URL + "/",
})
assert.EqualError(t, err, "can't retrieve bot info from Telegram API: received empty result")
st := time.Now()
_, err = NewTelegram(TelegramParams{
AdminChannelID: "remark_test",
Token: "non-json-resp",
Timeout: 2 * time.Second,
apiPrefix: ts.URL + "/",
})
assert.Error(t, err)
assert.Contains(t, err.Error(), "failed to decode json response:")
assert.True(t, time.Since(st) >= 250*3*time.Millisecond)
_, err = NewTelegram(TelegramParams{
AdminChannelID: "remark_test",
Token: "404",
Timeout: 2 * time.Second,
apiPrefix: ts.URL + "/",
})
assert.EqualError(t, err, "can't retrieve bot info from Telegram API: unexpected telegram API status code 404")
_, err = NewTelegram(TelegramParams{
AdminChannelID: "remark_test",
Token: "no-such-thing",
apiPrefix: "http://127.0.0.1:4321/",
})
require.Error(t, err)
assert.Contains(t, err.Error(), "can't retrieve bot info from Telegram API")
assert.Contains(t, err.Error(), "dial tcp 127.0.0.1:4321: connect: connection refused")
_, err = NewTelegram(TelegramParams{
AdminChannelID: "remark_test",
Token: "no-such-thing",
apiPrefix: "",
})
assert.Error(t, err, "empty api url not allowed")
_, err = NewTelegram(TelegramParams{
AdminChannelID: "remark_test",
Token: "good-token",
Timeout: 2 * time.Second,
apiPrefix: ts.URL + "/",
})
assert.NoError(t, err, "0 timeout allowed as default")
tb, err = NewTelegram(TelegramParams{
AdminChannelID: "1234567890",
Token: "good-token",
apiPrefix: ts.URL + "/",
})
assert.NoError(t, err)
assert.NotNil(t, tb)
assert.Equal(t, "1234567890", tb.AdminChannelID, "no @ prefix")
}
func TestTelegram_GetBotUsername(t *testing.T) {
ts := mockTelegramServer(nil)
defer ts.Close()
tb, err := NewTelegram(TelegramParams{
AdminChannelID: "remark_test",
Token: "good-token",
apiPrefix: ts.URL + "/",
})
assert.NoError(t, err)
assert.NotNil(t, tb)
assert.Equal(t, "remark42_test_bot", tb.GetBotUsername())
}
func TestTelegram_Send(t *testing.T) {
ts := mockTelegramServer(nil)
defer ts.Close()
tb, err := NewTelegram(TelegramParams{
AdminChannelID: "remark_test",
Token: "good-token",
UserNotifications: true,
apiPrefix: ts.URL + "/",
})
assert.NoError(t, err)
assert.NotNil(t, tb)
c := store.Comment{Text: "some text", ParentID: "1", ID: "999", Locator: store.Locator{URL: "http://example.org/"}}
c.User.Name = "from"
cp := store.Comment{Text: `<p>some parent text with a <a href="http://example.org">link</a> and special text:<br>& < > &</p>`}
cp.User.Name = "to"
err = tb.Send(context.TODO(), Request{Comment: c, parent: cp, Telegrams: []string{"test_user_channel"}})
assert.NoError(t, err)
c.PostTitle = "test title"
err = tb.Send(context.TODO(), Request{Comment: c, parent: cp})
assert.NoError(t, err)
err = tb.Send(context.TODO(), Request{Comment: c, parent: cp})
assert.NoError(t, err)
c.PostTitle = "[test title]"
err = tb.Send(context.TODO(), Request{Comment: c, parent: cp})
assert.NoError(t, err)
tb, err = NewTelegram(TelegramParams{
AdminChannelID: "remark_test",
Token: "non-json-resp",
UserNotifications: true,
apiPrefix: ts.URL + "/",
})
assert.Nil(t, tb)
assert.Error(t, err, "should fail")
tb = &Telegram{
TelegramParams: TelegramParams{
AdminChannelID: "remark_test",
Token: "non-json-resp",
UserNotifications: true,
apiPrefix: ts.URL + "/",
}}
err = tb.Send(context.TODO(), Request{Comment: c, parent: cp, Telegrams: []string{"test_user_channel"}})
require.Error(t, err)
assert.Contains(t, err.Error(), "unexpected telegram API status code 404", "send on broken tg")
assert.Equal(t, "telegram with admin notifications to remark_test with user notifications enabled", tb.String())
// bad API URL
tb.apiPrefix = "http://non-existent"
err = tb.Send(context.TODO(), Request{Comment: c, parent: cp, Telegrams: []string{"test_user_channel"}})
assert.Error(t, err)
// test buildMessage separately for message text
res, err := buildMessage(Request{Comment: c, parent: cp})
assert.NoError(t, err)
assert.Equal(t, `{"text":"\u003ca href=\"http://example.org/#remark42__comment-999\"\u003efrom\u003c/a\u003e -\u003e \u003ca href=\"http://example.org/#remark42__comment-\"\u003eto\u003c/a\u003e\n\n`+
`some text\n\n`+
`\"\u003ci\u003esome parent text with a \u003ca href=\"http://example.org\"\u003elink\u003c/a\u003e and special text:\u0026amp; \u0026lt; \u0026gt; \u0026amp;\u003c/i\u003e\"\n\n`+
`↦ \u003ca href=\"http://example.org/\"\u003e[test title]\u003c/a\u003e","parse_mode":"HTML"}`,
string(res))
}
func TestTelegram_SendVerification(t *testing.T) {
ts := mockTelegramServer(nil)
defer ts.Close()
tb, err := NewTelegram(TelegramParams{
AdminChannelID: "remark_test",
Token: "good-token",
apiPrefix: ts.URL + "/",
})
assert.NoError(t, err)
assert.NotNil(t, tb)
// empty VerificationRequest should return no error and no nothing, as well as any other
assert.NoError(t, tb.SendVerification(context.TODO(), VerificationRequest{}))
}
const getUpdatesResp = `{
"ok": true,
"result": [
{
"update_id": 998,
"message": {
"chat": {
"type": "group"
}
}
},
{
"update_id": 999,
"message": {
"text": "not starting with /start",
"chat": {
"type": "private"
}
}
},
{
"update_id": 1000,
"message": {
"message_id": 4,
"from": {
"id": 313131313,
"is_bot": false,
"first_name": "Joe",
"username": "joe123",
"language_code": "en"
},
"chat": {
"id": 313131313,
"first_name": "Joe",
"username": "joe123",
"type": "private"
},
"date": 1601665548,
"text": "/start token",
"entities": [
{
"offset": 0,
"length": 6,
"type": "bot_command"
}
]
}
}
]
}`
func TestTelegram_GetUpdatesFlow(t *testing.T) {
first := true
ts := mockTelegramServer(func(w http.ResponseWriter, r *http.Request) {
if strings.Contains(r.URL.String(), "sendMessage") {
// respond normally to processUpdates attempt to send message back to user
_, _ = w.Write([]byte("{}"))
return
}
// responses to get updates calls to API
if first {
assert.Equal(t, "", r.URL.Query().Get("offset"))
first = false
} else {
assert.Equal(t, "1001", r.URL.Query().Get("offset"))
}
_, _ = w.Write([]byte(getUpdatesResp))
})
defer ts.Close()
tb, err := NewTelegram(TelegramParams{
AdminChannelID: "remark_test",
Token: "xxxsupersecretxxx",
UserNotifications: true,
apiPrefix: ts.URL + "/",
})
assert.NoError(t, err)
// send request with no offset
upd, err := tb.getUpdates(context.Background())
assert.NoError(t, err)
assert.Len(t, upd.Result, 3)
assert.Equal(t, 1001, tb.updateOffset)
assert.Equal(t, "/start token", upd.Result[len(upd.Result)-1].Message.Text)
tb.AddToken("token", "user", "site", time.Now().Add(time.Minute))
_, _, err = tb.CheckToken("token", "user")
assert.Error(t, err)
tb.processUpdates(context.Background(), upd)
tgID, site, err := tb.CheckToken("token", "user")
assert.NoError(t, err)
assert.Equal(t, "313131313", tgID)
assert.Equal(t, "site", site)
// send request with offset
_, err = tb.getUpdates(context.Background())
assert.NoError(t, err)
}
func TestTelegram_ProcessUpdateFlow(t *testing.T) {
ts := mockTelegramServer(func(w http.ResponseWriter, r *http.Request) {
// respond normally to processUpdates attempt to send message back to user
_, _ = w.Write([]byte("{}"))
})
defer ts.Close()
tb, err := NewTelegram(TelegramParams{
AdminChannelID: "remark_test",
Token: "xxxsupersecretxxx",
UserNotifications: true,
apiPrefix: ts.URL + "/",
})
assert.NoError(t, err)
tb.AddToken("token", "user", "site", time.Now().Add(time.Minute))
tb.AddToken("expired token", "user", "site", time.Now().Add(-time.Minute))
assert.Len(t, tb.requests.data, 2)
_, _, err = tb.CheckToken("token", "user")
assert.Error(t, err)
assert.NoError(t, tb.ProcessUpdate(context.Background(), getUpdatesResp))
assert.Len(t, tb.requests.data, 1, "expired token was cleaned up")
tgID, site, err := tb.CheckToken("token", "user")
assert.NoError(t, err)
assert.Len(t, tb.requests.data, 0, "token is deleted after successful check")
assert.Equal(t, "313131313", tgID)
assert.Equal(t, "site", site)
tb.AddToken("expired token", "user", "site", time.Now().Add(-time.Minute))
assert.Len(t, tb.requests.data, 1)
assert.EqualError(t, tb.ProcessUpdate(context.Background(), ""), "failed to decode provided telegram update: unexpected end of JSON input")
assert.Len(t, tb.requests.data, 0, "expired token should be cleaned up despite the error")
}
const sendMessageResp = `{
"ok": true,
"result": {
"message_id": 100,
"from": {
"id": 666666666,
"is_bot": true,
"first_name": "Test auth bot",
"username": "TestAuthBot"
},
"chat": {
"id": 313131313,
"first_name": "Joe",
"username": "joe123",
"type": "private"
},
"date": 1602430546,
"text": "123"
}
}`
func TestTelegram_SendText(t *testing.T) {
ts := mockTelegramServer(func(w http.ResponseWriter, r *http.Request) {
assert.Equal(t, "123", r.URL.Query().Get("chat_id"))
assert.Equal(t, "hello there", r.URL.Query().Get("text"))
_, _ = w.Write([]byte(sendMessageResp))
})
defer ts.Close()
tb, err := NewTelegram(TelegramParams{
AdminChannelID: "remark_test",
Token: "xxxsupersecretxxx",
UserNotifications: true,
apiPrefix: ts.URL + "/",
})
assert.NoError(t, err)
err = tb.sendText(context.Background(), 123, "hello there")
assert.NoError(t, err)
}
const errorResp = `{"ok":false,"error_code":400,"description":"Very bad request"}`
func TestTelegram_Error(t *testing.T) {
ts := mockTelegramServer(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusBadRequest)
_, _ = w.Write([]byte(errorResp))
})
defer ts.Close()
tb, err := NewTelegram(TelegramParams{
AdminChannelID: "remark_test",
Token: "xxxsupersecretxxx",
UserNotifications: true,
apiPrefix: ts.URL + "/",
})
assert.NoError(t, err)
_, err = tb.getUpdates(context.Background())
assert.EqualError(t, err, "failed to fetch updates: unexpected telegram API status code 400, error: \"Very bad request\"")
}
func TestTelegram_TokenVerification(t *testing.T) {
ts := mockTelegramServer(func(w http.ResponseWriter, r *http.Request) {
if strings.Contains(r.URL.String(), "sendMessage") {
// respond normally to processUpdates attempt to send message back to user
_, _ = w.Write([]byte("{}"))
return
}
// responses to get updates calls to API
_, _ = w.Write([]byte(getUpdatesResp))
})
defer ts.Close()
tb, err := NewTelegram(TelegramParams{
AdminChannelID: "remark_test",
Token: "good-token",
apiPrefix: ts.URL + "/",
})
assert.NoError(t, err)
assert.NotNil(t, tb)
tb.AddToken("token", "user", "site", time.Now().Add(time.Minute))
assert.Len(t, tb.requests.data, 1)
// wrong token
tgID, site, err := tb.CheckToken("unknown token", "user")
assert.Empty(t, tgID)
assert.Empty(t, site)
assert.EqualError(t, err, "request is not found")
// right token and user, not verified yet
tgID, site, err = tb.CheckToken("token", "user")
assert.Empty(t, tgID)
assert.Empty(t, site)
assert.EqualError(t, err, "request is not verified yet")
// confirm request
authRequest, ok := tb.requests.data["token"]
assert.True(t, ok)
authRequest.confirmed = true
authRequest.telegramID = "telegramID"
tb.requests.data["token"] = authRequest
// wrong user
tgID, site, err = tb.CheckToken("token", "wrong user")
assert.Empty(t, tgID)
assert.Empty(t, site)
assert.EqualError(t, err, "user does not match original requester")
// successful check
tgID, site, err = tb.CheckToken("token", "user")
assert.NoError(t, err)
assert.Equal(t, "telegramID", tgID)
assert.Equal(t, "site", site)
// expired token
tb.AddToken("expired token", "user", "site", time.Now().Add(-time.Minute))
tgID, site, err = tb.CheckToken("expired token", "user")
assert.Empty(t, tgID)
assert.Empty(t, site)
assert.EqualError(t, err, "request expired")
assert.Len(t, tb.requests.data, 0)
// expired token, cleaned up by the cleanup
tb.apiPollInterval = time.Millisecond * 15
tb.expiredCleanupInterval = time.Millisecond * 10
ctx, cancel := context.WithCancel(context.Background())
go tb.Run(ctx)
assert.Eventually(t, func() bool {
return tb.ProcessUpdate(ctx, "").Error() == "Run goroutine should not be used with ProcessUpdate"
}, time.Millisecond*100, time.Millisecond*10, "ProcessUpdate should not work same time as Run")
tb.AddToken("expired token", "user", "site", time.Now().Add(-time.Minute))
tb.requests.RLock()
assert.Len(t, tb.requests.data, 1)
tb.requests.RUnlock()
time.Sleep(tb.expiredCleanupInterval * 2)
tb.requests.RLock()
assert.Len(t, tb.requests.data, 0)
tb.requests.RUnlock()
cancel()
// give enough time for Run() to finish
time.Sleep(tb.expiredCleanupInterval)
}
const getMeResp = `{"ok": true,
"result": {
"first_name": "comments_test",
"id": 707381019,
"is_bot": true,
"username": "remark42_test_bot"
}}`
func mockTelegramServer(h http.HandlerFunc) *httptest.Server {
if h != nil {
return httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if strings.Contains(r.URL.String(), "getMe") {
_, _ = w.Write([]byte(getMeResp))
return
}
h(w, r)
}))
}
router := chi.NewRouter()
router.Get("/good-token/getMe", func(w http.ResponseWriter, r *http.Request) {
_, _ = w.Write([]byte(getMeResp))
})
router.Get("/empty-json/getMe", func(w http.ResponseWriter, r *http.Request) {
_, _ = w.Write([]byte(`{}`))
})
router.Get("/non-json-resp/getMe", func(w http.ResponseWriter, r *http.Request) {
_, _ = w.Write([]byte(`not-a-json`))
})
router.Get("/404/getMe", func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(404)
})
router.Post("/good-token/sendMessage", func(w http.ResponseWriter, r *http.Request) {
_, _ = w.Write([]byte(`{"ok": true}`))
})
return httptest.NewServer(router)
}