M README.md → README.md

@@ -91,7 +91,13 @@ _, err = bot.SetWebhook(tgbotapi.NewWebhookWithCert("https://www.google.com:8443/"+bot.Token, "cert.pem"))
 	if err != nil {
 		log.Fatal(err)
 	}
-
+	info, err := bot.GetWebhookInfo()
+	if err != nil {
+		log.Fatal(err)
+	}
+	if info.LastErrorDate != 0 {
+		log.Printf("[Telegram callback failed]%s", info.LastErrorMessage)
+	}
 	updates := bot.ListenForWebhook("/" + bot.Token)
 	go http.ListenAndServeTLS("0.0.0.0:8443", "cert.pem", "key.pem", nil)
 

M bot_test.go → bot_test.go

@@ -467,7 +467,13 @@ if err != nil {
 		t.Error(err)
 		t.Fail()
 	}
-
+	info, err := bot.GetWebhookInfo()
+	if err != nil {
+		t.Error(err)
+	}
+	if info.LastErrorDate != 0 {
+		t.Errorf("[Telegram callback failed]%s", info.LastErrorMessage)
+	}
 	bot.RemoveWebhook()
 }
 
@@ -484,7 +490,13 @@ if err != nil {
 		t.Error(err)
 		t.Fail()
 	}
-
+	info, err := bot.GetWebhookInfo()
+	if err != nil {
+		t.Error(err)
+	}
+	if info.LastErrorDate != 0 {
+		t.Errorf("[Telegram callback failed]%s", info.LastErrorMessage)
+	}
 	bot.RemoveWebhook()
 }
 
@@ -549,7 +561,13 @@ _, err = bot.SetWebhook(tgbotapi.NewWebhookWithCert("https://www.google.com:8443/"+bot.Token, "cert.pem"))
 	if err != nil {
 		log.Fatal(err)
 	}
-
+	info, err := bot.GetWebhookInfo()
+	if err != nil {
+		log.Fatal(err)
+	}
+	if info.LastErrorDate != 0 {
+		log.Printf("[Telegram callback failed]%s", info.LastErrorMessage)
+	}
 	updates := bot.ListenForWebhook("/" + bot.Token)
 	go http.ListenAndServeTLS("0.0.0.0:8443", "cert.pem", "key.pem", nil)