tests: add offline mode

bot.go

@@ -42,12 +42,16 @@ func NewBot(pref Settings) (*Bot, error) {
 		client:      client,
 	}
 
-	user, err := bot.getMe()
-	if err != nil {
-		return nil, err
+	if pref.offline {
+		bot.Me = &User{}
+	} else {
+		user, err := bot.getMe()
+		if err != nil {
+			return nil, err
+		}
+		bot.Me = user
 	}
 
-	bot.Me = user
 	return bot, nil
 }
 
@@ -91,6 +95,9 @@ type Settings struct {
 
 	// HTTP Client used to make requests to telegram api
 	Client *http.Client
+
+	// offline allows to create a bot without network for testing purposes.
+	offline bool
 }
 
 // Update object represents an incoming update.

bot_test.go

@@ -47,11 +47,7 @@ func TestNewBot(t *testing.T) {
 	_, err = NewBot(pref)
 	assert.Error(t, err)
 
-	if token == "" {
-		t.Skip("TELEBOT_SECRET is required")
-	}
-
-	b, err := newTestBot()
+	b, err := NewBot(Settings{offline: true})
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -67,6 +63,7 @@ func TestNewBot(t *testing.T) {
 	pref.Client = client
 	pref.Poller = &LongPoller{Timeout: time.Second}
 	pref.Updates = 50
+	pref.offline = true
 
 	b, err = NewBot(pref)
 	assert.NoError(t, err)
@@ -135,18 +132,11 @@ func TestBotStart(t *testing.T) {
 }
 
 func TestBotIncomingUpdate(t *testing.T) {
-	if token == "" {
-		t.Skip("TELEBOT_SECRET is required")
-	}
-
-	b, err := newTestBot()
+	b, err := NewBot(Settings{Synchronous: true, offline: true})
 	if err != nil {
 		t.Fatal(err)
 	}
 
-	tp := &testPoller{updates: make(chan Update, 1)}
-	b.Poller = tp
-
 	b.Handle("/start", func(m *Message) {
 		assert.Equal(t, "/start", m.Text)
 	})