Merge pull request #58 from ben-clayton/response-callbacks
Add Session::registerHandler() overloads that support response callbacks
This commit is contained in:
Ben Clayton
GitHub
parent
e10691ab3f
commit
2a3ba20937
@ -221,6 +221,7 @@ if(CPPDAP_BUILD_TESTS)
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${CPPDAP_SRC_DIR}/rwmutex_test.cpp
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${CPPDAP_SRC_DIR}/session_test.cpp
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${CPPDAP_SRC_DIR}/socket_test.cpp
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${CPPDAP_SRC_DIR}/traits_test.cpp
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${CPPDAP_SRC_DIR}/typeinfo_test.cpp
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${CPPDAP_SRC_DIR}/variant_test.cpp
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${CPPDAP_GOOGLETEST_DIR}/googletest/src/gtest-all.cc
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@ -17,6 +17,7 @@
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#include "future.h"
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#include "io.h"
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#include "traits.h"
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#include "typeinfo.h"
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#include "typeof.h"
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@ -29,33 +30,6 @@ struct Request;
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struct Response;
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struct Event;
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// internal functionality
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namespace detail {
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template <typename T>
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struct traits {
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static constexpr bool isRequest = std::is_base_of<dap::Request, T>::value;
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static constexpr bool isResponse = std::is_base_of<dap::Response, T>::value;
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static constexpr bool isEvent = std::is_base_of<dap::Event, T>::value;
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};
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// ArgTy<F>::type resolves to the first argument type of the function F.
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// F can be a function, static member function, or lambda.
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template <typename F>
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struct ArgTy {
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using type = typename ArgTy<decltype(&F::operator())>::type;
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};
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template <typename R, typename Arg>
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struct ArgTy<R (*)(Arg)> {
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using type = typename std::decay<Arg>::type;
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};
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template <typename R, typename C, typename Arg>
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struct ArgTy<R (C::*)(Arg) const> {
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using type = typename std::decay<Arg>::type;
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};
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} // namespace detail
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////////////////////////////////////////////////////////////////////////////////
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// Error
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////////////////////////////////////////////////////////////////////////////////
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@ -137,14 +111,24 @@ ResponseOrError<T>& ResponseOrError<T>::operator=(ResponseOrError&& other) {
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// (3) Bind the session to the remote endpoint with bind().
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// (4) Send requests or events with send().
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class Session {
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template <typename T>
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using IsRequest = typename std::enable_if<detail::traits<T>::isRequest>::type;
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template <typename F, int N>
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using ParamType = traits::ParameterType<F, N>;
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template <typename T>
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using IsEvent = typename std::enable_if<detail::traits<T>::isEvent>::type;
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using IsRequest = traits::EnableIfIsType<dap::Request, T>;
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template <typename T>
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using IsEvent = traits::EnableIfIsType<dap::Event, T>;
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template <typename F>
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using ArgTy = typename detail::ArgTy<F>::type;
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using IsRequestHandlerWithoutCallback = traits::EnableIf<
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traits::CompatibleWith<F, std::function<void(dap::Request)>>::value>;
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template <typename F, typename CallbackType>
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using IsRequestHandlerWithCallback = traits::EnableIf<traits::CompatibleWith<
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F,
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std::function<void(dap::Request, std::function<void(CallbackType)>)>>::
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value>;
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public:
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virtual ~Session();
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@ -167,20 +151,47 @@ class Session {
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// ResponseOrError<ResponseType>(const RequestType&)
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// ResponseType(const RequestType&)
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// Error(const RequestType&)
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template <typename F, typename RequestType = ArgTy<F>>
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inline IsRequest<RequestType> registerHandler(F&& handler);
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template <typename F, typename RequestType = ParamType<F, 0>>
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inline IsRequestHandlerWithoutCallback<F> registerHandler(F&& handler);
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// registerHandler() registers a request handler for a specific request type.
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// The handler has a response callback function for the second argument of the
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// handler function. This callback may be called after the handler has
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// returned.
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// The function F must have the following signature:
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// void(const RequestType& request,
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// std::function<void(ResponseType)> response)
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template <typename F,
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typename RequestType = ParamType<F, 0>,
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typename ResponseType = typename RequestType::Response>
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inline IsRequestHandlerWithCallback<F, ResponseType> registerHandler(
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F&& handler);
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// registerHandler() registers a request handler for a specific request type.
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// The handler has a response callback function for the second argument of the
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// handler function. This callback may be called after the handler has
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// returned.
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// The function F must have the following signature:
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// void(const RequestType& request,
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// std::function<void(ResponseOrError<ResponseType>)> response)
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template <typename F,
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typename RequestType = ParamType<F, 0>,
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typename ResponseType = typename RequestType::Response>
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inline IsRequestHandlerWithCallback<F, ResponseOrError<ResponseType>>
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registerHandler(F&& handler);
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// registerHandler() registers a event handler for a specific event type.
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// The function F must have the following signature:
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// void(const EventType&)
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template <typename F, typename EventType = ArgTy<F>>
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template <typename F, typename EventType = ParamType<F, 0>>
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inline IsEvent<EventType> registerHandler(F&& handler);
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// registerSentHandler() registers the function F to be called when a response
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// of the specific type has been sent.
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// The function F must have the following signature:
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// void(const ResponseOrError<ResponseType>&)
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template <typename F, typename ResponseType = typename ArgTy<F>::Request>
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template <typename F,
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typename ResponseType = typename ParamType<F, 0>::Request>
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inline void registerSentHandler(F&& handler);
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// send() sends the request to the connected endpoint and returns a
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@ -251,21 +262,57 @@ class Session {
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virtual bool send(const TypeInfo*, const void* event) = 0;
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};
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template <typename F, typename T>
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Session::IsRequest<T> Session::registerHandler(F&& handler) {
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using ResponseType = typename T::Response;
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auto cb = [handler](const void* args, const RequestSuccessCallback& onSuccess,
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const RequestErrorCallback& onError) {
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template <typename F, typename RequestType>
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Session::IsRequestHandlerWithoutCallback<F> Session::registerHandler(
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F&& handler) {
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using ResponseType = typename RequestType::Response;
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const TypeInfo* typeinfo = TypeOf<RequestType>::type();
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registerHandler(typeinfo, [handler](const void* args,
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const RequestSuccessCallback& onSuccess,
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const RequestErrorCallback& onError) {
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ResponseOrError<ResponseType> res =
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handler(*reinterpret_cast<const T*>(args));
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handler(*reinterpret_cast<const RequestType*>(args));
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if (res.error) {
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onError(TypeOf<ResponseType>::type(), res.error);
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} else {
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onSuccess(TypeOf<ResponseType>::type(), &res.response);
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}
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};
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const TypeInfo* typeinfo = TypeOf<T>::type();
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registerHandler(typeinfo, cb);
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});
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}
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template <typename F, typename RequestType, typename ResponseType>
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Session::IsRequestHandlerWithCallback<F, ResponseType> Session::registerHandler(
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F&& handler) {
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using CallbackType = ParamType<F, 1>;
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registerHandler(
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TypeOf<RequestType>::type(),
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[handler](const void* args, const RequestSuccessCallback& onSuccess,
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const RequestErrorCallback&) {
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CallbackType responseCallback = [onSuccess](const ResponseType& res) {
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onSuccess(TypeOf<ResponseType>::type(), &res);
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};
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handler(*reinterpret_cast<const RequestType*>(args), responseCallback);
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});
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}
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template <typename F, typename RequestType, typename ResponseType>
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Session::IsRequestHandlerWithCallback<F, ResponseOrError<ResponseType>>
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Session::registerHandler(F&& handler) {
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using CallbackType = ParamType<F, 1>;
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registerHandler(
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TypeOf<RequestType>::type(),
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[handler](const void* args, const RequestSuccessCallback& onSuccess,
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const RequestErrorCallback& onError) {
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CallbackType responseCallback =
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[onError, onSuccess](const ResponseOrError<ResponseType>& res) {
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if (res.error) {
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onError(TypeOf<ResponseType>::type(), res.error);
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} else {
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onSuccess(TypeOf<ResponseType>::type(), &res.response);
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}
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};
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handler(*reinterpret_cast<const RequestType*>(args), responseCallback);
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});
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}
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template <typename F, typename T>
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159
include/dap/traits.h
Normal file
159
include/dap/traits.h
Normal file
@ -0,0 +1,159 @@
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// Copyright 2021 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef dap_traits_h
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#define dap_traits_h
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#include <tuple>
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#include <type_traits>
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namespace dap {
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namespace traits {
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// NthTypeOf returns the `N`th type in `Types`
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template <int N, typename... Types>
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using NthTypeOf = typename std::tuple_element<N, std::tuple<Types...>>::type;
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// `IsTypeOrDerived<BASE, T>::value` is true iff `T` is of type `BASE`, or
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// derives from `BASE`.
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template <typename BASE, typename T>
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using IsTypeOrDerived = std::integral_constant<
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bool,
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std::is_base_of<BASE, typename std::decay<T>::type>::value ||
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std::is_same<BASE, typename std::decay<T>::type>::value>;
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// `EachIsTypeOrDerived<N, BASES, TYPES>::value` is true iff all of the types in
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// the std::tuple `TYPES` is of, or derives from the corresponding indexed type
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// in the std::tuple `BASES`.
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// `N` must be equal to the number of types in both the std::tuple `BASES` and
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// `TYPES`.
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template <int N, typename BASES, typename TYPES>
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struct EachIsTypeOrDerived {
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using base = typename std::tuple_element<N - 1, BASES>::type;
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using type = typename std::tuple_element<N - 1, TYPES>::type;
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using last_matches = IsTypeOrDerived<base, type>;
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using others_match = EachIsTypeOrDerived<N - 1, BASES, TYPES>;
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static constexpr bool value = last_matches::value && others_match::value;
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};
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// EachIsTypeOrDerived specialization for N = 1
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template <typename BASES, typename TYPES>
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struct EachIsTypeOrDerived<1, BASES, TYPES> {
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using base = typename std::tuple_element<0, BASES>::type;
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using type = typename std::tuple_element<0, TYPES>::type;
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static constexpr bool value = IsTypeOrDerived<base, type>::value;
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};
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// EachIsTypeOrDerived specialization for N = 0
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template <typename BASES, typename TYPES>
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struct EachIsTypeOrDerived<0, BASES, TYPES> {
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static constexpr bool value = true;
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};
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// Signature describes the signature of a function.
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template <typename RETURN, typename... PARAMETERS>
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struct Signature {
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// The return type of the function signature
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using ret = RETURN;
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// The parameters of the function signature held in a std::tuple
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using parameters = std::tuple<PARAMETERS...>;
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// The type of the Nth parameter of function signature
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template <std::size_t N>
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using parameter = NthTypeOf<N, PARAMETERS...>;
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// The total number of parameters
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static constexpr std::size_t parameter_count = sizeof...(PARAMETERS);
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};
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// SignatureOf is a traits helper that infers the signature of the function,
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// method, static method, lambda, or function-like object `F`.
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template <typename F>
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struct SignatureOf {
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// The signature of the function-like object `F`
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using type = typename SignatureOf<decltype(&F::operator())>::type;
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};
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// SignatureOf specialization for a regular function or static method.
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template <typename R, typename... ARGS>
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struct SignatureOf<R (*)(ARGS...)> {
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// The signature of the function-like object `F`
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using type = Signature<typename std::decay<R>::type,
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typename std::decay<ARGS>::type...>;
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};
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// SignatureOf specialization for a non-static method.
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template <typename R, typename C, typename... ARGS>
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struct SignatureOf<R (C::*)(ARGS...)> {
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// The signature of the function-like object `F`
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using type = Signature<typename std::decay<R>::type,
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typename std::decay<ARGS>::type...>;
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};
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// SignatureOf specialization for a non-static, const method.
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template <typename R, typename C, typename... ARGS>
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struct SignatureOf<R (C::*)(ARGS...) const> {
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// The signature of the function-like object `F`
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using type = Signature<typename std::decay<R>::type,
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typename std::decay<ARGS>::type...>;
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};
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// SignatureOfT is an alias to `typename SignatureOf<F>::type`.
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template <typename F>
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using SignatureOfT = typename SignatureOf<F>::type;
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// ParameterType is an alias to `typename SignatureOf<F>::type::parameter<N>`.
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template <typename F, std::size_t N>
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using ParameterType = typename SignatureOfT<F>::template parameter<N>;
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// `HasSignature<F, S>::value` is true iff the function-like `F` has a matching
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// signature to the function-like `S`.
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template <typename F, typename S>
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using HasSignature = std::integral_constant<
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bool,
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std::is_same<SignatureOfT<F>, SignatureOfT<S>>::value>;
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// `Min<A, B>::value` resolves to the smaller value of A and B.
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template <std::size_t A, std::size_t B>
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using Min = std::integral_constant<std::size_t, (A < B ? A : B)>;
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// `CompatibleWith<F, S>::value` is true iff the function-like `F`
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// can be called with the argument types of the function-like `S`. Return type
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// of the two functions are not considered.
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template <typename F, typename S>
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using CompatibleWith = std::integral_constant<
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bool,
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(SignatureOfT<S>::parameter_count == SignatureOfT<F>::parameter_count) &&
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EachIsTypeOrDerived<Min<SignatureOfT<S>::parameter_count,
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SignatureOfT<F>::parameter_count>::value,
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typename SignatureOfT<S>::parameters,
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typename SignatureOfT<F>::parameters>::value>;
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// If `CONDITION` is true then EnableIf resolves to type T, otherwise an
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// invalid type.
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template <bool CONDITION, typename T = void>
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using EnableIf = typename std::enable_if<CONDITION, T>::type;
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// If `BASE` is a base of `T` then EnableIfIsType resolves to type `TRUE`,
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// otherwise an invalid type.
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template <typename BASE, typename T, typename TRUE = void>
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using EnableIfIsType = EnableIf<IsTypeOrDerived<BASE, T>::value, TRUE>;
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// If the function-like `F` has a matching signature to the function-like `S`
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// then EnableIfHasSignature resolves to type `TRUE`, otherwise an invalid type.
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template <typename F, typename S, typename TRUE = void>
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using EnableIfHasSignature = EnableIf<HasSignature<F, S>::value, TRUE>;
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} // namespace traits
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} // namespace dap
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#endif // dap_traits_h
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@ -335,7 +335,7 @@ class Impl : public dap::Session {
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return [=] {
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handler(
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data,
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[&](const dap::TypeInfo* typeinfo, const void* data) {
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[=](const dap::TypeInfo* typeinfo, const void* data) {
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// onSuccess
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dap::json::Serializer s;
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s.object([&](dap::FieldSerializer* fs) {
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@ -354,7 +354,7 @@ class Impl : public dap::Session {
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handler(data, nullptr);
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}
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},
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[&](const dap::TypeInfo* typeinfo, const dap::Error& error) {
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[=](const dap::TypeInfo* typeinfo, const dap::Error& error) {
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// onError
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dap::json::Serializer s;
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s.object([&](dap::FieldSerializer* fs) {
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@ -269,6 +269,142 @@ TEST_F(SessionTest, RequestResponseError) {
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ASSERT_EQ(got.error.message, "Oh noes!");
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}
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TEST_F(SessionTest, RequestCallbackResponse) {
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using ResponseCallback = std::function<void(dap::SetBreakpointsResponse)>;
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server->registerHandler(
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[&](const dap::SetBreakpointsRequest&, const ResponseCallback& callback) {
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dap::SetBreakpointsResponse response;
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dap::Breakpoint bp;
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bp.line = 2;
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response.breakpoints.emplace_back(std::move(bp));
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callback(response);
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});
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bind();
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auto got = client->send(dap::SetBreakpointsRequest{}).get();
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// Check response was received correctly.
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ASSERT_EQ(got.error, false);
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ASSERT_EQ(got.response.breakpoints.size(), 1U);
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}
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TEST_F(SessionTest, RequestCallbackResponseOrError) {
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using ResponseCallback =
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std::function<void(dap::ResponseOrError<dap::SetBreakpointsResponse>)>;
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server->registerHandler(
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[&](const dap::SetBreakpointsRequest&, const ResponseCallback& callback) {
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dap::SetBreakpointsResponse response;
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dap::Breakpoint bp;
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bp.line = 2;
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response.breakpoints.emplace_back(std::move(bp));
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callback(response);
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});
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bind();
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auto got = client->send(dap::SetBreakpointsRequest{}).get();
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// Check response was received correctly.
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ASSERT_EQ(got.error, false);
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ASSERT_EQ(got.response.breakpoints.size(), 1U);
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}
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TEST_F(SessionTest, RequestCallbackError) {
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using ResponseCallback =
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std::function<void(dap::ResponseOrError<dap::SetBreakpointsResponse>)>;
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server->registerHandler(
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[&](const dap::SetBreakpointsRequest&, const ResponseCallback& callback) {
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callback(dap::Error("Oh noes!"));
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});
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bind();
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auto got = client->send(dap::SetBreakpointsRequest{}).get();
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// Check response was received correctly.
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ASSERT_EQ(got.error, true);
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ASSERT_EQ(got.error.message, "Oh noes!");
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}
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TEST_F(SessionTest, RequestCallbackSuccessAfterReturn) {
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using ResponseCallback =
|
||||
std::function<void(dap::ResponseOrError<dap::SetBreakpointsResponse>)>;
|
||||
|
||||
ResponseCallback callback;
|
||||
std::mutex mutex;
|
||||
std::condition_variable cv;
|
||||
|
||||
server->registerHandler(
|
||||
[&](const dap::SetBreakpointsRequest&, const ResponseCallback& cb) {
|
||||
std::unique_lock<std::mutex> lock(mutex);
|
||||
callback = cb;
|
||||
cv.notify_all();
|
||||
});
|
||||
|
||||
bind();
|
||||
|
||||
auto future = client->send(dap::SetBreakpointsRequest{});
|
||||
|
||||
{
|
||||
dap::SetBreakpointsResponse response;
|
||||
dap::Breakpoint bp;
|
||||
bp.line = 2;
|
||||
response.breakpoints.emplace_back(std::move(bp));
|
||||
|
||||
// Wait for the handler to be called.
|
||||
std::unique_lock<std::mutex> lock(mutex);
|
||||
cv.wait(lock, [&] { return static_cast<bool>(callback); });
|
||||
|
||||
// Issue the callback
|
||||
callback(response);
|
||||
}
|
||||
|
||||
auto got = future.get();
|
||||
|
||||
// Check response was received correctly.
|
||||
ASSERT_EQ(got.error, false);
|
||||
ASSERT_EQ(got.response.breakpoints.size(), 1U);
|
||||
}
|
||||
|
||||
TEST_F(SessionTest, RequestCallbackErrorAfterReturn) {
|
||||
using ResponseCallback =
|
||||
std::function<void(dap::ResponseOrError<dap::SetBreakpointsResponse>)>;
|
||||
|
||||
ResponseCallback callback;
|
||||
std::mutex mutex;
|
||||
std::condition_variable cv;
|
||||
|
||||
server->registerHandler(
|
||||
[&](const dap::SetBreakpointsRequest&, const ResponseCallback& cb) {
|
||||
std::unique_lock<std::mutex> lock(mutex);
|
||||
callback = cb;
|
||||
cv.notify_all();
|
||||
});
|
||||
|
||||
bind();
|
||||
|
||||
auto future = client->send(dap::SetBreakpointsRequest{});
|
||||
|
||||
{
|
||||
// Wait for the handler to be called.
|
||||
std::unique_lock<std::mutex> lock(mutex);
|
||||
cv.wait(lock, [&] { return static_cast<bool>(callback); });
|
||||
|
||||
// Issue the callback
|
||||
callback(dap::Error("Oh noes!"));
|
||||
}
|
||||
|
||||
auto got = future.get();
|
||||
|
||||
// Check response was received correctly.
|
||||
ASSERT_EQ(got.error, true);
|
||||
ASSERT_EQ(got.error.message, "Oh noes!");
|
||||
}
|
||||
|
||||
TEST_F(SessionTest, ResponseSentHandlerSuccess) {
|
||||
const auto response = createResponse();
|
||||
|
||||
|
||||
387
src/traits_test.cpp
Normal file
387
src/traits_test.cpp
Normal file
@ -0,0 +1,387 @@
|
||||
// Copyright 2021 Google LLC
|
||||
//
|
||||
// Licensed under the Apache License, Version 2.0 (the "License");
|
||||
// you may not use this file except in compliance with the License.
|
||||
// You may obtain a copy of the License at
|
||||
//
|
||||
// https://www.apache.org/licenses/LICENSE-2.0
|
||||
//
|
||||
// Unless required by applicable law or agreed to in writing, software
|
||||
// distributed under the License is distributed on an "AS IS" BASIS,
|
||||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
// See the License for the specific language governing permissions and
|
||||
// limitations under the License.
|
||||
|
||||
#include "dap/traits.h"
|
||||
|
||||
#include "gmock/gmock.h"
|
||||
#include "gtest/gtest.h"
|
||||
|
||||
namespace dap {
|
||||
namespace traits {
|
||||
|
||||
namespace {
|
||||
struct S {};
|
||||
struct E : S {};
|
||||
void F1(S) {}
|
||||
void F3(int, S, float) {}
|
||||
void E1(E) {}
|
||||
void E3(int, E, float) {}
|
||||
} // namespace
|
||||
|
||||
TEST(ParameterType, Function) {
|
||||
F1({}); // Avoid unused method warning
|
||||
F3(0, {}, 0); // Avoid unused method warning
|
||||
static_assert(std::is_same<ParameterType<decltype(&F1), 0>, S>::value, "");
|
||||
static_assert(std::is_same<ParameterType<decltype(&F3), 0>, int>::value, "");
|
||||
static_assert(std::is_same<ParameterType<decltype(&F3), 1>, S>::value, "");
|
||||
static_assert(std::is_same<ParameterType<decltype(&F3), 2>, float>::value,
|
||||
"");
|
||||
}
|
||||
|
||||
TEST(ParameterType, Method) {
|
||||
class C {
|
||||
public:
|
||||
void F1(S) {}
|
||||
void F3(int, S, float) {}
|
||||
};
|
||||
C().F1({}); // Avoid unused method warning
|
||||
C().F3(0, {}, 0); // Avoid unused method warning
|
||||
static_assert(std::is_same<ParameterType<decltype(&C::F1), 0>, S>::value, "");
|
||||
static_assert(std::is_same<ParameterType<decltype(&C::F3), 0>, int>::value,
|
||||
"");
|
||||
static_assert(std::is_same<ParameterType<decltype(&C::F3), 1>, S>::value, "");
|
||||
static_assert(std::is_same<ParameterType<decltype(&C::F3), 2>, float>::value,
|
||||
"");
|
||||
}
|
||||
|
||||
TEST(ParameterType, ConstMethod) {
|
||||
class C {
|
||||
public:
|
||||
void F1(S) const {}
|
||||
void F3(int, S, float) const {}
|
||||
};
|
||||
C().F1({}); // Avoid unused method warning
|
||||
C().F3(0, {}, 0); // Avoid unused method warning
|
||||
static_assert(std::is_same<ParameterType<decltype(&C::F1), 0>, S>::value, "");
|
||||
static_assert(std::is_same<ParameterType<decltype(&C::F3), 0>, int>::value,
|
||||
"");
|
||||
static_assert(std::is_same<ParameterType<decltype(&C::F3), 1>, S>::value, "");
|
||||
static_assert(std::is_same<ParameterType<decltype(&C::F3), 2>, float>::value,
|
||||
"");
|
||||
}
|
||||
|
||||
TEST(ParameterType, StaticMethod) {
|
||||
class C {
|
||||
public:
|
||||
static void F1(S) {}
|
||||
static void F3(int, S, float) {}
|
||||
};
|
||||
C::F1({}); // Avoid unused method warning
|
||||
C::F3(0, {}, 0); // Avoid unused method warning
|
||||
static_assert(std::is_same<ParameterType<decltype(&C::F1), 0>, S>::value, "");
|
||||
static_assert(std::is_same<ParameterType<decltype(&C::F3), 0>, int>::value,
|
||||
"");
|
||||
static_assert(std::is_same<ParameterType<decltype(&C::F3), 1>, S>::value, "");
|
||||
static_assert(std::is_same<ParameterType<decltype(&C::F3), 2>, float>::value,
|
||||
"");
|
||||
}
|
||||
|
||||
TEST(ParameterType, FunctionLike) {
|
||||
using F1 = std::function<void(S)>;
|
||||
using F3 = std::function<void(int, S, float)>;
|
||||
static_assert(std::is_same<ParameterType<F1, 0>, S>::value, "");
|
||||
static_assert(std::is_same<ParameterType<F3, 0>, int>::value, "");
|
||||
static_assert(std::is_same<ParameterType<F3, 1>, S>::value, "");
|
||||
static_assert(std::is_same<ParameterType<F3, 2>, float>::value, "");
|
||||
}
|
||||
|
||||
TEST(ParameterType, Lambda) {
|
||||
auto l1 = [](S) {};
|
||||
auto l3 = [](int, S, float) {};
|
||||
static_assert(std::is_same<ParameterType<decltype(l1), 0>, S>::value, "");
|
||||
static_assert(std::is_same<ParameterType<decltype(l3), 0>, int>::value, "");
|
||||
static_assert(std::is_same<ParameterType<decltype(l3), 1>, S>::value, "");
|
||||
static_assert(std::is_same<ParameterType<decltype(l3), 2>, float>::value, "");
|
||||
}
|
||||
|
||||
TEST(HasSignature, Function) {
|
||||
F1({}); // Avoid unused method warning
|
||||
F3(0, {}, 0); // Avoid unused method warning
|
||||
static_assert(HasSignature<decltype(&F1), decltype(&F1)>::value, "");
|
||||
static_assert(HasSignature<decltype(&F3), decltype(&F3)>::value, "");
|
||||
static_assert(HasSignature<decltype(&F3), decltype(&F3)>::value, "");
|
||||
static_assert(HasSignature<decltype(&F3), decltype(&F3)>::value, "");
|
||||
static_assert(!HasSignature<decltype(&F1), decltype(&F3)>::value, "");
|
||||
static_assert(!HasSignature<decltype(&F3), decltype(&F1)>::value, "");
|
||||
static_assert(!HasSignature<decltype(&F3), decltype(&F1)>::value, "");
|
||||
static_assert(!HasSignature<decltype(&F3), decltype(&F1)>::value, "");
|
||||
}
|
||||
|
||||
TEST(HasSignature, Method) {
|
||||
class C {
|
||||
public:
|
||||
void F1(S) {}
|
||||
void F3(int, S, float) {}
|
||||
};
|
||||
C().F1({}); // Avoid unused method warning
|
||||
C().F3(0, {}, 0); // Avoid unused method warning
|
||||
|
||||
static_assert(HasSignature<decltype(&C::F1), decltype(&F1)>::value, "");
|
||||
static_assert(HasSignature<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
static_assert(HasSignature<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
static_assert(HasSignature<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
static_assert(!HasSignature<decltype(&C::F1), decltype(&F3)>::value, "");
|
||||
static_assert(!HasSignature<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
static_assert(!HasSignature<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
static_assert(!HasSignature<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
}
|
||||
|
||||
TEST(HasSignature, ConstMethod) {
|
||||
class C {
|
||||
public:
|
||||
void F1(S) const {}
|
||||
void F3(int, S, float) const {}
|
||||
};
|
||||
C().F1({}); // Avoid unused method warning
|
||||
C().F3(0, {}, 0); // Avoid unused method warning
|
||||
|
||||
static_assert(HasSignature<decltype(&C::F1), decltype(&F1)>::value, "");
|
||||
static_assert(HasSignature<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
static_assert(HasSignature<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
static_assert(HasSignature<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
static_assert(!HasSignature<decltype(&C::F1), decltype(&F3)>::value, "");
|
||||
static_assert(!HasSignature<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
static_assert(!HasSignature<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
static_assert(!HasSignature<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
}
|
||||
|
||||
TEST(HasSignature, StaticMethod) {
|
||||
class C {
|
||||
public:
|
||||
static void F1(S) {}
|
||||
static void F3(int, S, float) {}
|
||||
};
|
||||
C::F1({}); // Avoid unused method warning
|
||||
C::F3(0, {}, 0); // Avoid unused method warning
|
||||
|
||||
static_assert(HasSignature<decltype(&C::F1), decltype(&F1)>::value, "");
|
||||
static_assert(HasSignature<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
static_assert(HasSignature<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
static_assert(HasSignature<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
static_assert(!HasSignature<decltype(&C::F1), decltype(&F3)>::value, "");
|
||||
static_assert(!HasSignature<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
static_assert(!HasSignature<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
static_assert(!HasSignature<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
}
|
||||
|
||||
TEST(HasSignature, FunctionLike) {
|
||||
using f1 = std::function<void(S)>;
|
||||
using f3 = std::function<void(int, S, float)>;
|
||||
static_assert(HasSignature<f1, decltype(&F1)>::value, "");
|
||||
static_assert(HasSignature<f3, decltype(&F3)>::value, "");
|
||||
static_assert(HasSignature<f3, decltype(&F3)>::value, "");
|
||||
static_assert(HasSignature<f3, decltype(&F3)>::value, "");
|
||||
static_assert(!HasSignature<f1, decltype(&F3)>::value, "");
|
||||
static_assert(!HasSignature<f3, decltype(&F1)>::value, "");
|
||||
static_assert(!HasSignature<f3, decltype(&F1)>::value, "");
|
||||
static_assert(!HasSignature<f3, decltype(&F1)>::value, "");
|
||||
}
|
||||
|
||||
TEST(HasSignature, Lambda) {
|
||||
auto l1 = [](S) {};
|
||||
auto l3 = [](int, S, float) {};
|
||||
static_assert(HasSignature<decltype(l1), decltype(&F1)>::value, "");
|
||||
static_assert(HasSignature<decltype(l3), decltype(&F3)>::value, "");
|
||||
static_assert(HasSignature<decltype(l3), decltype(&F3)>::value, "");
|
||||
static_assert(HasSignature<decltype(l3), decltype(&F3)>::value, "");
|
||||
static_assert(!HasSignature<decltype(l1), decltype(&F3)>::value, "");
|
||||
static_assert(!HasSignature<decltype(l3), decltype(&F1)>::value, "");
|
||||
static_assert(!HasSignature<decltype(l3), decltype(&F1)>::value, "");
|
||||
static_assert(!HasSignature<decltype(l3), decltype(&F1)>::value, "");
|
||||
}
|
||||
|
||||
////
|
||||
|
||||
TEST(CompatibleWith, Function) {
|
||||
F1({}); // Avoid unused method warning
|
||||
F3(0, {}, 0); // Avoid unused method warning
|
||||
E1({}); // Avoid unused method warning
|
||||
E3(0, {}, 0); // Avoid unused method warning
|
||||
static_assert(CompatibleWith<decltype(&F1), decltype(&F1)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&F3), decltype(&F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&F3), decltype(&F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&F3), decltype(&F3)>::value, "");
|
||||
|
||||
static_assert(!CompatibleWith<decltype(&F1), decltype(&F3)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&F3), decltype(&F1)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&F3), decltype(&F1)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&F3), decltype(&F1)>::value, "");
|
||||
|
||||
static_assert(CompatibleWith<decltype(&E1), decltype(&F1)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&E3), decltype(&F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&E3), decltype(&F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&E3), decltype(&F3)>::value, "");
|
||||
|
||||
static_assert(!CompatibleWith<decltype(&F1), decltype(&E1)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&F3), decltype(&E3)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&F3), decltype(&E3)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&F3), decltype(&E3)>::value, "");
|
||||
}
|
||||
|
||||
TEST(CompatibleWith, Method) {
|
||||
class C {
|
||||
public:
|
||||
void F1(S) {}
|
||||
void F3(int, S, float) {}
|
||||
void E1(E) {}
|
||||
void E3(int, E, float) {}
|
||||
};
|
||||
C().F1({}); // Avoid unused method warning
|
||||
C().F3(0, {}, 0); // Avoid unused method warning
|
||||
C().E1({}); // Avoid unused method warning
|
||||
C().E3(0, {}, 0); // Avoid unused method warning
|
||||
|
||||
static_assert(CompatibleWith<decltype(&C::F1), decltype(&F1)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
|
||||
static_assert(!CompatibleWith<decltype(&C::F1), decltype(&F3)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
|
||||
static_assert(CompatibleWith<decltype(&C::E1), decltype(&C::F1)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::E3), decltype(&C::F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::E3), decltype(&C::F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::E3), decltype(&C::F3)>::value, "");
|
||||
|
||||
static_assert(!CompatibleWith<decltype(&C::F1), decltype(&C::E1)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&C::E3)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&C::E3)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&C::E3)>::value, "");
|
||||
}
|
||||
|
||||
TEST(CompatibleWith, ConstMethod) {
|
||||
class C {
|
||||
public:
|
||||
void F1(S) const {}
|
||||
void F3(int, S, float) const {}
|
||||
void E1(E) const {}
|
||||
void E3(int, E, float) const {}
|
||||
};
|
||||
C().F1({}); // Avoid unused method warning
|
||||
C().F3(0, {}, 0); // Avoid unused method warning
|
||||
C().E1({}); // Avoid unused method warning
|
||||
C().E3(0, {}, 0); // Avoid unused method warning
|
||||
|
||||
static_assert(CompatibleWith<decltype(&C::F1), decltype(&F1)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
|
||||
static_assert(!CompatibleWith<decltype(&C::F1), decltype(&F3)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
|
||||
static_assert(CompatibleWith<decltype(&C::E1), decltype(&C::F1)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::E3), decltype(&C::F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::E3), decltype(&C::F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::E3), decltype(&C::F3)>::value, "");
|
||||
|
||||
static_assert(!CompatibleWith<decltype(&C::F1), decltype(&C::E1)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&C::E3)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&C::E3)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&C::E3)>::value, "");
|
||||
}
|
||||
|
||||
TEST(CompatibleWith, StaticMethod) {
|
||||
class C {
|
||||
public:
|
||||
static void F1(S) {}
|
||||
static void F3(int, S, float) {}
|
||||
static void E1(E) {}
|
||||
static void E3(int, E, float) {}
|
||||
};
|
||||
C::F1({}); // Avoid unused method warning
|
||||
C::F3(0, {}, 0); // Avoid unused method warning
|
||||
C::E1({}); // Avoid unused method warning
|
||||
C::E3(0, {}, 0); // Avoid unused method warning
|
||||
|
||||
static_assert(CompatibleWith<decltype(&C::F1), decltype(&F1)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::F3), decltype(&F3)>::value, "");
|
||||
|
||||
static_assert(!CompatibleWith<decltype(&C::F1), decltype(&F3)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&F1)>::value, "");
|
||||
|
||||
static_assert(CompatibleWith<decltype(&C::E1), decltype(&C::F1)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::E3), decltype(&C::F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::E3), decltype(&C::F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(&C::E3), decltype(&C::F3)>::value, "");
|
||||
|
||||
static_assert(!CompatibleWith<decltype(&C::F1), decltype(&C::E1)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&C::E3)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&C::E3)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(&C::F3), decltype(&C::E3)>::value, "");
|
||||
}
|
||||
|
||||
TEST(CompatibleWith, FunctionLike) {
|
||||
using f1 = std::function<void(S)>;
|
||||
using f3 = std::function<void(int, S, float)>;
|
||||
using e1 = std::function<void(E)>;
|
||||
using e3 = std::function<void(int, E, float)>;
|
||||
static_assert(CompatibleWith<f1, decltype(&F1)>::value, "");
|
||||
static_assert(CompatibleWith<f3, decltype(&F3)>::value, "");
|
||||
static_assert(CompatibleWith<f3, decltype(&F3)>::value, "");
|
||||
static_assert(CompatibleWith<f3, decltype(&F3)>::value, "");
|
||||
|
||||
static_assert(!CompatibleWith<f1, decltype(&F3)>::value, "");
|
||||
static_assert(!CompatibleWith<f3, decltype(&F1)>::value, "");
|
||||
static_assert(!CompatibleWith<f3, decltype(&F1)>::value, "");
|
||||
static_assert(!CompatibleWith<f3, decltype(&F1)>::value, "");
|
||||
|
||||
static_assert(CompatibleWith<e1, f1>::value, "");
|
||||
static_assert(CompatibleWith<e3, f3>::value, "");
|
||||
static_assert(CompatibleWith<e3, f3>::value, "");
|
||||
static_assert(CompatibleWith<e3, f3>::value, "");
|
||||
|
||||
static_assert(!CompatibleWith<f1, e1>::value, "");
|
||||
static_assert(!CompatibleWith<f3, e3>::value, "");
|
||||
static_assert(!CompatibleWith<f3, e3>::value, "");
|
||||
static_assert(!CompatibleWith<f3, e3>::value, "");
|
||||
}
|
||||
|
||||
TEST(CompatibleWith, Lambda) {
|
||||
auto f1 = [](S) {};
|
||||
auto f3 = [](int, S, float) {};
|
||||
auto e1 = [](E) {};
|
||||
auto e3 = [](int, E, float) {};
|
||||
static_assert(CompatibleWith<decltype(f1), decltype(&F1)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(f3), decltype(&F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(f3), decltype(&F3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(f3), decltype(&F3)>::value, "");
|
||||
|
||||
static_assert(!CompatibleWith<decltype(f1), decltype(&F3)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(f3), decltype(&F1)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(f3), decltype(&F1)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(f3), decltype(&F1)>::value, "");
|
||||
|
||||
static_assert(CompatibleWith<decltype(e1), decltype(f1)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(e3), decltype(f3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(e3), decltype(f3)>::value, "");
|
||||
static_assert(CompatibleWith<decltype(e3), decltype(f3)>::value, "");
|
||||
|
||||
static_assert(!CompatibleWith<decltype(f1), decltype(e1)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(f3), decltype(e3)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(f3), decltype(e3)>::value, "");
|
||||
static_assert(!CompatibleWith<decltype(f3), decltype(e3)>::value, "");
|
||||
}
|
||||
|
||||
} // namespace traits
|
||||
} // namespace dap
|
||||
Loading…
x
Reference in New Issue
Block a user