public async Task SignUpNewUser()
{
var store = new FileSessionStore();
var client = new TelegramClient(store, "session", apiId, apiHash);
await client.Connect();
var hash = await client.SendCodeRequest(NotRegisteredNumberToSignUp);
var code = "";
var registeredUser = await client.SignUp(NotRegisteredNumberToSignUp, hash, code, "TLSharp", "User");
Assert.IsNotNull(registeredUser);
Assert.IsTrue(client.IsUserAuthorized());
var loggedInUser = await client.MakeAuth(NotRegisteredNumberToSignUp, hash, code);
Assert.IsNotNull(loggedInUser);
}