jeanlemotan
97 lines
1.9 KiB
C++
97 lines
1.9 KiB
C++
///////////////////////////////////////////////////////////////////////////////
|
|
// Copyright (c) Lewis Baker
|
|
// Licenced under MIT license. See LICENSE.txt for details.
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
#include <cppcoro/async_manual_reset_event.hpp>
|
|
|
|
#include <cppcoro/task.hpp>
|
|
#include <cppcoro/sync_wait.hpp>
|
|
#include <cppcoro/when_all_ready.hpp>
|
|
|
|
#include "doctest/cppcoro_doctest.h"
|
|
|
|
TEST_SUITE_BEGIN("async_manual_reset_event");
|
|
|
|
TEST_CASE("default constructor initially not set")
|
|
{
|
|
cppcoro::async_manual_reset_event event;
|
|
CHECK(!event.is_set());
|
|
}
|
|
|
|
TEST_CASE("construct event initially set")
|
|
{
|
|
cppcoro::async_manual_reset_event event{ true };
|
|
CHECK(event.is_set());
|
|
}
|
|
|
|
TEST_CASE("set and reset")
|
|
{
|
|
cppcoro::async_manual_reset_event event;
|
|
CHECK(!event.is_set());
|
|
event.set();
|
|
CHECK(event.is_set());
|
|
event.set();
|
|
CHECK(event.is_set());
|
|
event.reset();
|
|
CHECK(!event.is_set());
|
|
event.reset();
|
|
CHECK(!event.is_set());
|
|
event.set();
|
|
CHECK(event.is_set());
|
|
}
|
|
|
|
TEST_CASE("await not set event")
|
|
{
|
|
cppcoro::async_manual_reset_event event;
|
|
|
|
auto createWaiter = [&](bool& flag) -> cppcoro::task<>
|
|
{
|
|
co_await event;
|
|
flag = true;
|
|
};
|
|
|
|
bool completed1 = false;
|
|
bool completed2 = false;
|
|
|
|
auto check = [&]() -> cppcoro::task<>
|
|
{
|
|
CHECK(!completed1);
|
|
CHECK(!completed2);
|
|
|
|
event.reset();
|
|
|
|
CHECK(!completed1);
|
|
CHECK(!completed2);
|
|
|
|
event.set();
|
|
|
|
CHECK(completed1);
|
|
CHECK(completed2);
|
|
|
|
co_return;
|
|
};
|
|
|
|
cppcoro::sync_wait(cppcoro::when_all_ready(
|
|
createWaiter(completed1),
|
|
createWaiter(completed2),
|
|
check()));
|
|
}
|
|
|
|
TEST_CASE("awaiting already set event doesn't suspend")
|
|
{
|
|
cppcoro::async_manual_reset_event event{ true };
|
|
|
|
auto createWaiter = [&]() -> cppcoro::task<>
|
|
{
|
|
co_await event;
|
|
};
|
|
|
|
// Should complete without blocking.
|
|
cppcoro::sync_wait(cppcoro::when_all_ready(
|
|
createWaiter(),
|
|
createWaiter()));
|
|
}
|
|
|
|
TEST_SUITE_END();
|