Method check_async_interface

test-suite/handwritten-src/cpp/test_helpers.cpp:207–227

}

djinni::Future<std::string> TestHelpers::check_async_interface(const std::shared_ptr<AsyncInterface> & i) {
#ifdef DJINNI_FUTURE_HAS_COROUTINE_SUPPORT
    auto f1 = [] () -> djinni::Future<std::string> {
        co_return "36";
    };
    auto f2 = [] (auto f1) -> djinni::Future<int> {
        co_return std::stoi(co_await f1);
    };
    auto f3 = i->future_roundtrip(f2(f1()));
    return f3;
#else
    djinni::Promise<std::string> p;
    auto f = p.getFuture();
    auto f2 = f.then([] (djinni::Future<std::string> s) {
        return std::stoi(s.get());
    });
    auto f3 = i->future_roundtrip(std::move(f2));
    p.setValue("36");
    return f3;
#endif
}

djinni::Future<std::string> TestHelpers::check_async_composition(const std::shared_ptr<AsyncInterface> & i) {
    djinni::Promise<std::string> p1;