/// <summary>
/// Mark the passage of time and decay the current rate accordingly.
/// </summary>
public void Tick(long timestamp)
{
var count = _uncounted.GetAndSet(0);
long interval = timestamp - _lastTick;
var instantRate = count / (double)interval;
if (_initialized)
{
_rate += _alpha * (instantRate - _rate);
}
else
{
var expectedIntervalInNanoseconds = _expectedTickInterval.TotalMilliseconds * 1000000;
if (interval < expectedIntervalInNanoseconds * 0.7)
{
// The tick occured too soon to have meaningful data
return;
}
_rate.Set(instantRate);
_initialized = true;
}
_lastTick = timestamp;
}
public void VolatileDouble_CanGetAndSetValue()
{
var value = new VolatileDouble(1.5);
value.GetValue().Should().Be(1.5);
value.SetValue(2.3);
value.GetValue().Should().Be(2.3);
}
public void can_get_and_set_value()
{
var value = new VolatileDouble(1.5);
value.GetValue().Should().Be(1.5);
value.SetValue(2.3);
value.GetValue().Should().Be(2.3);
}
public void Can_get_and_set_value_non_volatile()
{
var value = new VolatileDouble(1.5);
value.NonVolatileGetValue().Should().Be(1.5);
value.NonVolatileSetValue(2.3);
value.NonVolatileGetValue().Should().Be(2.3);
}
public void VolatileDouble_CanGetAndSetValue()
{
var value = new VolatileDouble(1.5);
value.GetValue().Should().Be(1.5);
value.SetValue(2.3);
value.GetValue().Should().Be(2.3);
}
public void Can_add_through_wrapper()
{
var rate1 = 15.50;
rate1 += (2 * 10 - rate1);
Trace.WriteLine(rate1);
VolatileDouble rate2 = 15.50;
rate2 += (2 * 10 - rate2);
Trace.WriteLine(rate2);
Assert.AreEqual(rate1, (double)rate2);
}
/// <summary>
/// Mark the passage of time and decay the current rate accordingly.
/// </summary>
public void Tick()
{
var count = _uncounted.GetAndSet(0);
var instantRate = count / _interval;
if (_initialized)
{
_rate += _alpha * (instantRate - _rate);
}
else
{
_rate.Set(instantRate);
_initialized = true;
}
}