gplib/tests/channel_test.cpp

#include <gp/algorithm/foreach.hpp>
#include <gp/allocator/buddy.hpp>
#include <gp/array.hpp>
#include <gp/enveloppe/cbor.hpp>
#include <gp/vfs/system.hpp>
#include <gp/vfs/scheduling/simple_scheduling.hpp>
#include "test_scaffold.h"

#include <atomic>
#include <memory>
#include <vector>
#include <random>
#include <thread>
#include <chrono>
#include <iostream>

using namespace std::chrono_literals;

using weight_t = float;

template<typename T>
struct node {
	node(T _value)
	: value(_value)
	{}

	std::vector<std::pair<std::shared_ptr<node>, weight_t>> next_links;
	T value;
};

struct point {
	float x, y;
};

std::thread* leaver_4989487;
std::atomic_int quit_signal_4989487 = 0;
gp::system* sys_ptr_4989487;

struct channel_test : public test_scaffold {
	channel_test() {
		name = __FILE__ ":1";
	}

	std::unique_ptr<
		gp::array<char, 4096*512>, 
		std::default_delete<gp::array<char, 4096*512>>
	> store = std::make_unique<gp::array<char, 4096*512>>();
	gp::buddy<> alloc{&*store->begin(), store->size()};
	gp::simple_scheduling sched{};
	gp::system& sys = *(new(alloc.allocate(sizeof(gp::system))) gp::system{alloc, sched});

	struct terminator{};

	virtual int run() {
		std::atomic_int a = 0;
		sys_ptr_4989487 = &sys;

		sys.spawn(gp::function<void()>{[&](){
			a.fetch_add(1);
		}, alloc});

		sys.spawn(gp::function<void()>{[&](){
			while(!quit_signal_4989487.load()) {
				
				std::this_thread::sleep_for(500us);
			}
			pthread_exit(nullptr);
		}, alloc});

		sys.run([](gp::function<void(void)> a) {
			leaver_4989487 = new std::thread(a);
		});

		leaver_4989487->detach();
		std::this_thread::sleep_for(16ms);

		gp_config::assertion(a.load(), "did not increment (aka run the fiber)");

		return 0;
	}

	virtual ~channel_test() {
		quit_signal_4989487.store(1);
		std::this_thread::sleep_for(1s);
	}
};

append_test dummy_hke41r43(new channel_test{});