public void Basics()
{
UT_INIT();
Log.SetVerbosity(new ConsoleLogger(), Verbosity.Verbose, "/");
Log.MapThreadName("UnitTest");
Log.SetDomain("TickWatch", Scope.Method);
Log.Info("\n### TicksBasics ###");
// check times
{
Ticks t = new Ticks();
t.FromNanos(42); // beyond resolution in C#: UT_EQ( t.InNanos(), 42L);
UT_EQ(t.InMicros(), 0L);
UT_EQ(t.InMillis(), 0L);
UT_EQ(t.InSeconds(), 0L);
t.FromMicros(42); UT_EQ(t.InNanos(), 42000L);
UT_EQ(t.InMicros(), 42L);
UT_EQ(t.InMillis(), 0L);
UT_EQ(t.InSeconds(), 0L);
t.FromMillis(42); UT_EQ(t.InNanos(), 42000000L);
UT_EQ(t.InMicros(), 42000L);
UT_EQ(t.InMillis(), 42L);
UT_EQ(t.InSeconds(), 0L);
t.FromSeconds(42); UT_EQ(t.InNanos(), 42000000000L);
UT_EQ(t.InMicros(), 42000000L);
UT_EQ(t.InMillis(), 42000L);
UT_EQ(t.InSeconds(), 42L);
Ticks diff = new Ticks();
diff.FromMillis(100);
t.Add(diff); UT_EQ(t.InNanos(), 42100000000L);
UT_EQ(t.InMicros(), 42100000L);
UT_EQ(t.InMillis(), 42100L);
UT_EQ(t.InSeconds(), 42L);
t.Sub(diff); UT_EQ(t.InNanos(), 42000000000L);
UT_EQ(t.InMicros(), 42000000L);
UT_EQ(t.InMillis(), 42000L);
UT_EQ(t.InSeconds(), 42L);
t.FromMillis(100); UT_EQ(t.InHertz(), 10.0);
t.FromMillis(300); UT_EQ(t.InHertz(0), 3.0);
UT_EQ(t.InHertz(1), 3.3);
UT_EQ(t.InHertz(2), 3.33);
UT_EQ(t.InHertz(5), 3.33333);
}
// check internal frequency
{
double freq = Ticks.InternalFrequency;
Log.Info("TickWatch InternalFrequency: " + freq);
UT_TRUE(freq >= 1000000.0);
}
// check TickWatch creation time
{
Ticks creationTimeDiff = new Ticks();
creationTimeDiff.Sub(Ticks.CreationTime);
Log.Info("TickWatch library creation was: " + creationTimeDiff.InNanos() + "ns ago");
Log.Info("TickWatch library creation was: " + creationTimeDiff.InMicros() + "µs ago");
Log.Info("TickWatch library creation was: " + creationTimeDiff.InMillis() + "ms ago");
Log.Info("TickWatch library creation was: " + creationTimeDiff.InSeconds() + "s ago");
UT_TRUE(creationTimeDiff.InNanos() > 100); // It should really take 100 nanoseconds to get here!
UT_TRUE(creationTimeDiff.InSeconds() < 3600); // these test will probably not last an hour
}
// check if we could sleep for 100ms
{
Ticks start = new Ticks();
ALIB.SleepMillis(30);
Ticks sleepTime = new Ticks();
sleepTime.Sub(start);
Log.Info("TickWatch diff after 100ms sleep: " + sleepTime.InMillis() + " ms");
UT_TRUE(sleepTime.InMillis() > 28);
UT_TRUE(sleepTime.InMillis() < 150); // should work even on heavily loaded machines
}
}
