public void Task_should_complete_when_early_heartbeat_is_requested()
{
var subject = new HeartbeatDelay(TimeSpan.FromHours(10), TimeSpan.FromMilliseconds(1));
subject.RequestHeartbeat();
subject.Task.Wait(TimeSpan.FromSeconds(1)).Should().BeTrue();
}
public void Task_should_complete_when_early_heartbeat_is_requested()
{
var subject = new HeartbeatDelay(TimeSpan.FromHours(10), TimeSpan.FromMilliseconds(1));
subject.RequestHeartbeat();
subject.Task.Wait(TimeSpan.FromSeconds(1)).Should().BeTrue();
}
public void RequestHeartbeat_should_respect_to_minHeartbeatInterval([Values(10, -1)] int heartbeatIntervalInMinutes)
{
var heartbeatInterval = heartbeatIntervalInMinutes == -1 ? Timeout.InfiniteTimeSpan : TimeSpan.FromMinutes(heartbeatIntervalInMinutes);
var subject = new HeartbeatDelay(heartbeatInterval, TimeSpan.FromSeconds(2));
subject.RequestHeartbeat();
SpinWait.SpinUntil(() => subject.Task.Status != TaskStatus.WaitingForActivation, TimeSpan.FromMilliseconds(1500)).Should().BeFalse();
Thread.Sleep(TimeSpan.FromMilliseconds(700));
subject.Task.Status.Should().Be(TaskStatus.RanToCompletion);
}
public void RequestHeartbeat_should_respect_to_minHeartbeatInterval([Values(10, -1)] int heartbeatIntervalInMinutes)
{
var heartbeatInterval = heartbeatIntervalInMinutes == -1 ? Timeout.InfiniteTimeSpan : TimeSpan.FromMinutes(heartbeatIntervalInMinutes);
var minHeartbeatInterval = TimeSpan.FromSeconds(2);
var stopwatch = Stopwatch.StartNew();
var subject = new HeartbeatDelay(heartbeatInterval, minHeartbeatInterval);
subject.RequestHeartbeat();
var timeout = TimeSpan.FromMinutes(1);
var result = Task.WaitAny(subject.Task, Task.Delay(timeout));
if (result != 0)
{
throw new Exception($"The test timeout {timeout} is exceeded.");
}
stopwatch.Stop();
stopwatch.Elapsed.Should().BeGreaterOrEqualTo(minHeartbeatInterval - TimeSpan.FromMilliseconds(15));
}
