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refactor: Coroutine based webserver (#1699)

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Code of new coroutine-based web server. The new server is not connected
to Clio and not ready to use yet.
For #919.
This commit is contained in:
Sergey Kuznetsov
2024-10-24 16:50:26 +01:00
committed by GitHub
parent cf081e7e25
commit cffda52ba6
58 changed files with 5581 additions and 488 deletions
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167
tests/unit/util/CoroutineGroupTests.cpp Normal file
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//------------------------------------------------------------------------------
/*
This file is part of clio: https://github.com/XRPLF/clio
Copyright (c) 2024, the clio developers.
Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
//==============================================================================
#include "util/AsioContextTestFixture.hpp"
#include "util/CoroutineGroup.hpp"
#include <boost/asio/spawn.hpp>
#include <boost/asio/steady_timer.hpp>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include <chrono>
using namespace util;
struct CoroutineGroupTests : SyncAsioContextTest {
testing::StrictMock<testing::MockFunction<void()>> callback1_;
testing::StrictMock<testing::MockFunction<void()>> callback2_;
testing::StrictMock<testing::MockFunction<void()>> callback3_;
};
TEST_F(CoroutineGroupTests, SpawnWait)
{
testing::Sequence sequence;
EXPECT_CALL(callback1_, Call).InSequence(sequence);
EXPECT_CALL(callback2_, Call).InSequence(sequence);
EXPECT_CALL(callback3_, Call).InSequence(sequence);
runSpawn([this](boost::asio::yield_context yield) {
CoroutineGroup group{yield, 2};
group.spawn(yield, [&](boost::asio::yield_context yield) {
boost::asio::steady_timer timer{yield.get_executor(), std::chrono::milliseconds{1}};
timer.async_wait(yield);
callback1_.Call();
});
EXPECT_EQ(group.size(), 1);
group.spawn(yield, [&](boost::asio::yield_context yield) {
boost::asio::steady_timer timer{yield.get_executor(), std::chrono::milliseconds{2}};
timer.async_wait(yield);
callback2_.Call();
});
EXPECT_EQ(group.size(), 2);
group.asyncWait(yield);
EXPECT_EQ(group.size(), 0);
callback3_.Call();
});
}
TEST_F(CoroutineGroupTests, SpawnWaitSpawnWait)
{
testing::Sequence sequence;
EXPECT_CALL(callback1_, Call).InSequence(sequence);
EXPECT_CALL(callback2_, Call).InSequence(sequence);
EXPECT_CALL(callback3_, Call).InSequence(sequence);
runSpawn([this](boost::asio::yield_context yield) {
CoroutineGroup group{yield, 2};
group.spawn(yield, [&](boost::asio::yield_context yield) {
boost::asio::steady_timer timer{yield.get_executor(), std::chrono::milliseconds{1}};
timer.async_wait(yield);
callback1_.Call();
});
EXPECT_EQ(group.size(), 1);
group.asyncWait(yield);
EXPECT_EQ(group.size(), 0);
group.spawn(yield, [&](boost::asio::yield_context yield) {
boost::asio::steady_timer timer{yield.get_executor(), std::chrono::milliseconds{1}};
timer.async_wait(yield);
callback2_.Call();
});
EXPECT_EQ(group.size(), 1);
group.asyncWait(yield);
EXPECT_EQ(group.size(), 0);
callback3_.Call();
});
}
TEST_F(CoroutineGroupTests, ChildCoroutinesFinishBeforeWait)
{
testing::Sequence sequence;
EXPECT_CALL(callback2_, Call).InSequence(sequence);
EXPECT_CALL(callback1_, Call).InSequence(sequence);
EXPECT_CALL(callback3_, Call).InSequence(sequence);
runSpawn([this](boost::asio::yield_context yield) {
CoroutineGroup group{yield, 2};
group.spawn(yield, [&](boost::asio::yield_context yield) {
boost::asio::steady_timer timer{yield.get_executor(), std::chrono::milliseconds{2}};
timer.async_wait(yield);
callback1_.Call();
});
group.spawn(yield, [&](boost::asio::yield_context yield) {
boost::asio::steady_timer timer{yield.get_executor(), std::chrono::milliseconds{1}};
timer.async_wait(yield);
callback2_.Call();
});
boost::asio::steady_timer timer{yield.get_executor(), std::chrono::milliseconds{3}};
timer.async_wait(yield);
group.asyncWait(yield);
callback3_.Call();
});
}
TEST_F(CoroutineGroupTests, EmptyGroup)
{
EXPECT_CALL(callback1_, Call);
runSpawn([this](boost::asio::yield_context yield) {
CoroutineGroup group{yield};
group.asyncWait(yield);
callback1_.Call();
});
}
TEST_F(CoroutineGroupTests, TooManyCoroutines)
{
EXPECT_CALL(callback1_, Call);
EXPECT_CALL(callback2_, Call);
EXPECT_CALL(callback3_, Call);
runSpawn([this](boost::asio::yield_context yield) {
CoroutineGroup group{yield, 1};
EXPECT_TRUE(group.spawn(yield, [this](boost::asio::yield_context innerYield) {
boost::asio::steady_timer timer{innerYield.get_executor(), std::chrono::milliseconds{1}};
timer.async_wait(innerYield);
callback1_.Call();
}));
EXPECT_FALSE(group.spawn(yield, [this](boost::asio::yield_context) { callback2_.Call(); }));
boost::asio::steady_timer timer{yield.get_executor(), std::chrono::milliseconds{2}};
timer.async_wait(yield);
EXPECT_TRUE(group.spawn(yield, [this](boost::asio::yield_context) { callback2_.Call(); }));
group.asyncWait(yield);
callback3_.Call();
});
}