public void TestGauges()
{
TimerStack myTimer = TimerStack.Instance;
myTimer.Reset();
// Simple test - adding 1's should keep that for the weighted and running averages.
myTimer.SetGauge("one", 1.0f);
var oneNode = myTimer.RootNode.Gauges["one"];
Assert.AreEqual(oneNode.weightedAverage, 1.0f);
Assert.AreEqual(oneNode.runningAverage, 1.0f);
for (int i = 0; i < 10; i++)
{
myTimer.SetGauge("one", 1.0f);
}
Assert.AreEqual(oneNode.weightedAverage, 1.0f);
Assert.AreEqual(oneNode.runningAverage, 1.0f);
// Try some more interesting values
myTimer.SetGauge("increasing", 1.0f);
myTimer.SetGauge("increasing", 2.0f);
myTimer.SetGauge("increasing", 3.0f);
myTimer.SetGauge("decreasing", 3.0f);
myTimer.SetGauge("decreasing", 2.0f);
myTimer.SetGauge("decreasing", 1.0f);
var increasingNode = myTimer.RootNode.Gauges["increasing"];
var decreasingNode = myTimer.RootNode.Gauges["decreasing"];
// Expect the running average to be (roughly) the same,
// but weighted averages will be biased differently.
Assert.AreEqual(increasingNode.runningAverage, 2.0f);
Assert.AreEqual(decreasingNode.runningAverage, 2.0f);
// The older values are actually weighted more heavily, so we expect the
// increasing series to have a lower moving average.
Assert.Less(increasingNode.weightedAverage, decreasingNode.weightedAverage);
}
public void TestNested()
{
TimerStack myTimer = TimerStack.Instance;
myTimer.Reset();
using (myTimer.Scoped("foo"))
{
for (int i = 0; i < 5; i++)
{
using (myTimer.Scoped("bar"))
{
myTimer.SetGauge("my_gauge", i);
myTimer.AddMetadata("i", $"{i}");
}
}
}
var rootChildren = myTimer.RootNode.Children;
Assert.That(rootChildren, Contains.Key("foo"));
Assert.AreEqual(rootChildren["foo"].NumCalls, 1);
var gauge = myTimer.RootNode.Gauges["my_gauge"];
Assert.NotNull(gauge);
Assert.AreEqual(5, gauge.count);
Assert.AreEqual(0, gauge.minValue);
Assert.AreEqual(4, gauge.maxValue);
Assert.AreEqual(4, gauge.value);
Assert.AreEqual("4", myTimer.RootNode.Metadata["i"]);
var fooChildren = rootChildren["foo"].Children;
Assert.That(fooChildren, Contains.Key("bar"));
Assert.AreEqual(fooChildren["bar"].NumCalls, 5);
myTimer.Reset();
Assert.AreEqual(myTimer.RootNode.Children, null);
}