public void HandlerReturnTypeRestriction()
{
var service = new CallbackQueryService(new Container(), Substitute.For <ITelegramBotClient>());
Assert.Null(Record.Exception(() =>
{
service.Register("example", typeof(HandlerReturnsMessageResponse));
}));
Assert.Null(Record.Exception(() =>
{
service.Register("example2", typeof(HandlerReturnsTaskOfMessageResponse));
}));
var exception = Assert.Throws <InvalidOperationException>(() =>
{
service.Register("oops", typeof(HandlerReturnsUnsupportedTypeA));
});
Assert.Equal("The return type of handler should be of type 'Task' or 'Task<string>'", exception.Message);
exception = Assert.Throws <InvalidOperationException>(() =>
{
service.Register("oops", typeof(HandlerReturnsUnsupportedTypeB));
});
Assert.Equal("The return type of handler should be of type 'Task' or 'Task<string>'", exception.Message);
}
public void SpecialHandlerArgumentTypes()
{
var service = new CallbackQueryService(new Container(), Substitute.For <ITelegramBotClient>());
Assert.Null(Record.Exception(() => service.Register("example", typeof(HandlerWithSpecialArgumentTypes))));
var exception = Assert.Throws <InvalidOperationException>(() => service.Register("oops", typeof(HandlerWithUnsupportedArgumentTypes)));
Assert.Equal("Unsupported parameter type 'Single' in handler 'Unsupported'", exception.Message);
}
public void BanDuplicatedRegistrations()
{
var service = new CallbackQueryService(new Container(), Substitute.For <ITelegramBotClient>());
Assert.Null(Record.Exception(() =>
{
service.Register("example", typeof(DuplicatedRegistrationsExample));
}));
var exception = Assert.Throws <InvalidOperationException>(() =>
{
service.Register("example", typeof(DuplicatedRegistrationsExample));
});
Assert.Equal("Action with prefix 'example' is registered", exception.Message);
}
public async Task HandlerCompilation()
{
var service = new CallbackQueryService(new Container(), Substitute.For <ITelegramBotClient>());
service.Register("example", typeof(ExampleAction));
var action = new ExampleAction();
var callbackQuery = new CallbackQuery();
var node = service.RegisteredActions["example"];
var response = await Assert.IsType <Task <string> >(node.Handler(action, callbackQuery, Array.Empty <string>()));
Assert.Equal("First", response);
node = node.Next !;
Assert.NotNull(node);
response = await Assert.IsType <Task <string> >(node.Handler(action, callbackQuery, new[] { "arg" }));
Assert.Equal("Arg: arg", response);
node = node.Next !;
Assert.NotNull(node);
response = await Assert.IsType <Task <string> >(node.Handler(action, callbackQuery, Array.Empty <string>()));
Assert.Equal("fallback", response);
Assert.Null(node.Next);
}
public void BanDuplicatedActionHandlers(Type actionType)
{
var exception = Assert.Throws <InvalidOperationException>(() =>
{
var service = new CallbackQueryService(new Container(), Substitute.For <ITelegramBotClient>());
service.Register("test", actionType);
});
Assert.Equal($"There're duplicated action handler attributes in type '{actionType.Name}'", exception.Message);
}
public void CommandTypeShouldHaveHandlers()
{
var exception = Assert.Throws <InvalidOperationException>(() =>
{
var service = new CallbackQueryService(new Container(), Substitute.For <ITelegramBotClient>());
service.Register("test", typeof(WithoutHandlers));
});
Assert.Equal("There's no any action handlers in type 'WithoutHandlers'", exception.Message);
}
public void FallbackHandlerArgumentsRestriction()
{
var service = new CallbackQueryService(new Container(), Substitute.For <ITelegramBotClient>());
Assert.Null(Record.Exception(() =>
{
service.Register("example", typeof(FallbackHandlerWithoutAnyArguments));
}));
Assert.Null(Record.Exception(() =>
{
service.Register("example2", typeof(FallbackHandlerWithOnlyMessageArgument));
}));
var exception = Assert.Throws <InvalidOperationException>(() =>
{
service.Register("test", typeof(FallbackHandlerWithUnexpectedArguments));
});
Assert.Equal("Fallback handler should have no arguments or only one parameter of type 'CallbackQuery'", exception.Message);
}
public async Task ActionFallback()
{
var container = new Container();
var botClient = Substitute.For <ITelegramBotClient>();
var service = new CallbackQueryService(container, botClient);
container.Register <ActionBase, DispatchingExample>(serviceKey: "example");
service.Register("example", typeof(DispatchingExample));
await service.HandleCallbackQueryAsync(new CallbackQuery()
{
Id = "1", Data = "example 123"
});
await botClient.Received().AnswerCallbackQueryAsync("1", "Number: 123", true);
await service.HandleCallbackQueryAsync(new CallbackQuery()
{
Id = "2", Data = "example abcd"
});
await botClient.Received().AnswerCallbackQueryAsync("2", "Letters: abcd", true);
await service.HandleCallbackQueryAsync(new CallbackQuery()
{
Id = "3", Data = "example"
});
await botClient.Received().AnswerCallbackQueryAsync("3", "No argument", true);
await service.HandleCallbackQueryAsync(new CallbackQuery()
{
Id = "4", Data = "example 5F625B56-8B66-4510-B5E6-8AF142C7EA16"
});
await botClient.Received().AnswerCallbackQueryAsync("4", "Guid: 5f625b56-8b66-4510-b5e6-8af142c7ea16", true);
await service.HandleCallbackQueryAsync(new CallbackQuery()
{
Id = "5", Data = "example ???"
});
await botClient.Received().AnswerCallbackQueryAsync("5");
await Task.CompletedTask;
}
public async Task ShouldCallHandlerWithMatchedArgumentCount()
{
const string ExceptionMessage = "The argument count doesn't match";
var service = new CallbackQueryService(new Container(), Substitute.For <ITelegramBotClient>());
service.Register("example", typeof(ExampleAction));
var results = new List <object>();
var action = new ExampleAction();
var callbackQuery = new CallbackQuery();
var node = service.RegisteredActions["example"];
Assert.Equal(ExceptionMessage, (await Assert.ThrowsAsync <ArgumentException>(() => node.Handler(action, callbackQuery, new[] { "arg" }))).Message);
node = node.Next !;
Assert.Equal(ExceptionMessage, (await Assert.ThrowsAsync <ArgumentException>(() => node.Handler(action, callbackQuery, Array.Empty <string>()))).Message);
Assert.Equal(ExceptionMessage, (await Assert.ThrowsAsync <ArgumentException>(() => node.Handler(action, callbackQuery, new[] { "arg", "arg2" }))).Message);
}