// recursive test
static async ChaosTask <int> gcd(int _a, int _b)
{
var(a, b, continuation) = await ChaosTask.Continuation <int, int, int>(_a, _b);
if (a % b == 0)
{
return(b);
}
return(await continuation(b, a % b));
}
// concurrent test
static async ChaosTask <ChaosUnit> SimpleConcurrentTest()
{
if (await ChaosTask.Concurrent <ChaosUnit>())
{
Console.WriteLine("Parent.");
}
else
{
Console.WriteLine("Child.");
}
return(default(ChaosUnit));
}
// concurrent test
static async ChaosTask <string> StartEchoServer()
{
Console.WriteLine("Start echo server.");
Console.WriteLine("if you want to exit, Type 'end'.");
var finished = ChaosBox.Create(false);
var message = string.Empty;
var isParent = await ChaosTask.Concurrent <string>();
if (isParent)
{
while (!finished.Value)
{
await ChaosTask.WaitNext <string>();
if (!string.IsNullOrEmpty(message))
{
if (message == "end")
{
Console.WriteLine("byebye");
finished.Value = true;
}
else
{
Console.WriteLine($"your message:{message}");
}
}
}
await ChaosTask.Yield <string>();
return(message);
}
else
{
while (!finished.Value)
{
async ChaosTask <ChaosUnit> sendMessage()
{
await Task.Run(() =>
{
message = Console.ReadLine();
});
return(default(ChaosUnit));
}
await ChaosTask.WaitTask <string>(sendMessage());
}
return(string.Empty);
}
}
// checkpoint test
static async ChaosTask <List <int> > GetNumbersInRandomOrder(int len)
{
var r = new Random();
var result = new List <int>(len);
var checkpoint = await ChaosTask.Checkpoint <List <int> >();
if (result.Count < len)
{
var value = r.Next(0, len);
if (!result.Contains(value))
{
result.Add(value);
}
await checkpoint();
}
return(result);
}
