public void TheSecondTakeIsBlockedUntilTheKeyCooledDown()
{
var timeSource = new ControllableTime();
using (var q = new ConcurrentBufferedQueue <int, string>(timeSource))
{
q.Add(1, "Hallo 1");
q.Add(1, "Hallo new");
var r = q.Take();
bool clockWasSet = false;
r.Key.Should().Be(1);
r.Value.Should().Be("Hallo new");
q.Count.Should().Be(0);
q.Add(1, "Hallo after cooldown");
Task.Factory.StartNew(() =>
{
Thread.Sleep(50);
clockWasSet = true;
timeSource.Add(100);
});
r = q.Take();
clockWasSet.Should().BeTrue();
r.Key.Should().Be(1);
r.Value.Should().Be("Hallo after cooldown");
}
}
public void CompleteAddingPropertiesWorkAsExpected()
{
using var q = new ConcurrentBufferedQueue <int, string>();
q.Add(1, "Hallo 1");
q.Add(2, "Hallo 2");
q.CompleteAdding();
q.IsAddingCompleted.Should().BeTrue();
q.IsCompleted.Should().BeFalse();
_ = q.Take();
_ = q.Take();
q.IsCompleted.Should().BeTrue();
}
public void TakingAnElementRetrievesTheFirstOne()
{
using (var q = new ConcurrentBufferedQueue <int, string>(NullTime.Source))
{
q.Add(3, "Hallo 3");
q.Add(7, "Hallo 7");
q.Add(1, "Hallo 1");
var result = q.Take();
result.Key.Should().Be(3);
result.Value.Should().Be("Hallo 3");
result = q.Take();
result.Key.Should().Be(7);
result.Value.Should().Be("Hallo 7");
result = q.Take();
result.Key.Should().Be(1);
result.Value.Should().Be("Hallo 1");
}
}
public void CallTakeAfterCompletingThrowsAnException()
{
using (var q = new ConcurrentBufferedQueue <int, string>(NullTime.Source))
{
var takeAction = new Action(() =>
{
var result = q.Take();
});
q.CompleteAdding();
takeAction.Should().Throw <InvalidOperationException>();
}
}
public void CallTakeAfterCompletingThrowsAnException()
{
using var q = new ConcurrentBufferedQueue <int, string>();
bool?success = null;
var takeAction = new Action(() => (success, _, _) = q.Take());
q.CompleteAdding();
takeAction();
success.HasValue.Should().BeTrue();
success.Value.Should().BeFalse();
}
public void CompletingTheBufferWhileTakeIsWaitingThrowsAnException()
{
using var q = new ConcurrentBufferedQueue <int, string>();
Task.Factory.StartNew(() =>
{
Thread.Sleep(50); // Make sure Take is called before the next line is executed
q.CompleteAdding();
});
var(success, _, _) = q.Take();
success.Should().BeFalse();
}
public void OverrideQueueElementWithSameKey()
{
using (var q = new ConcurrentBufferedQueue <int, string>(NullTime.Source))
{
q.Add(1, "Hallo 1");
q.Add(2, "Hallo 2");
q.Add(1, "Hallo NEW");
var r = q.Take();
r.Key.Should().Be(1);
r.Value.Should().Be("Hallo NEW");
}
}
public void OverrideQueueElementWithSameKey()
{
using var q = new ConcurrentBufferedQueue <int, string>();
q.Add(1, "Hallo 1");
q.Add(2, "Hallo 2");
q.Add(1, "Hallo NEW");
var(success, key, value) = q.Take();
success.Should().BeTrue();
key.Should().Be(1);
value.Should().Be("Hallo NEW");
}
public void TakingAnElementBlocksUnitAnElementIsAvailable()
{
using (var q = new ConcurrentBufferedQueue <int, string>(NullTime.Source))
{
Task.Factory.StartNew(() =>
{
Thread.Sleep(50); //Make sure Take is called before the next line is executed
q.Add(3, "Hallo");
});
var result = q.Take();
result.Key.Should().Be(3);
result.Value.Should().Be("Hallo");
}
}
public void TakingAnElementBlocksUnitAnElementIsAvailable()
{
using var q = new ConcurrentBufferedQueue <int, string>();
Task.Factory.StartNew(() =>
{
Thread.Sleep(50); // Make sure Take is called before the next line is executed
q.Add(3, "Hallo");
});
var(success, key, value) = q.Take();
success.Should().BeTrue();
key.Should().Be(3);
value.Should().Be("Hallo");
}
public void CompletingTheBufferWhileTakeIsWaitingThrowsAnException()
{
using (var q = new ConcurrentBufferedQueue <int, string>(NullTime.Source))
{
Task.Factory.StartNew(() =>
{
Thread.Sleep(50); //Make sure Take is called before the next line is executed
q.CompleteAdding();
});
var takeAction = new Action(() =>
{
var result = q.Take();
});
takeAction.Should().Throw <InvalidOperationException>();
}
}