public async Task Should_allow_reconfiguration_at_runtime()
{
var currentCount = 0;
var maxCount = 0;
ICommandRouter dynamicRouter = new CommandRouter();
IPipe <InputContext> pipe = Pipe.New <InputContext>(cfg =>
{
cfg.UseConcurrencyLimit(1, dynamicRouter);
cfg.UseExecuteAsync(async cxt =>
{
var current = Interlocked.Increment(ref currentCount);
while (current > maxCount)
{
Interlocked.CompareExchange(ref maxCount, current, maxCount);
}
await Task.Delay(10);
Interlocked.Decrement(ref currentCount);
});
});
await dynamicRouter.SendCommand <SetConcurrencyLimit>(new
{
ConcurrencyLimit = 32
});
var context = new InputContext("Hello");
Task[] tasks = Enumerable.Range(0, 500)
.Select(index => Task.Run(async() => await pipe.Send(context)))
.ToArray();
await Task.WhenAll(tasks);
Assert.That(maxCount, Is.EqualTo(32));
}
