public void DateTimeConversion()
{
UT_INIT();
Log.SetVerbosity(new ConsoleLogger(), Verbosity.Verbose, "/");
Log.MapThreadName("UnitTest");
Log.SetDomain("TickWatch", Scope.Method);
Log.Info("DateTime.MinValue(): " + (DateTime.MinValue.ToString()));
Log.Info("DateTime.MaxValue(): " + (DateTime.MaxValue.ToString()));
Ticks ticksNow = new Ticks();
// roundtrip 1
long millisEpochNow = ticksNow.InEpochMillis();
ticksNow.SetFromEpochMillis(millisEpochNow);
long ticksNowFromEpoch = ticksNow.Raw();
UT_TRUE(Math.Abs(ticksNow.Raw() - ticksNowFromEpoch) < 50000);
// roundtrip 2
long millis5_1_70_3_51 = 0
+ (4L * 24L * 60L * 60L * 1000L)
+ (3L * 60L * 60L * 1000L)
+ (51L * 60L * 1000L);
long millis5_1_71_3_51 = millis5_1_70_3_51
+ (365L * 24L * 60L * 60L * 1000L);
Ticks ticks5_1_70_3_51 = new Ticks(); ticks5_1_70_3_51.SetFromEpochMillis(millis5_1_70_3_51);
Ticks ticks5_1_71_3_51 = new Ticks(); ticks5_1_71_3_51.SetFromEpochMillis(millis5_1_71_3_51);
UT_TRUE(ticks5_1_70_3_51.Raw() < ticks5_1_71_3_51.Raw());
long millis5_1_70_3_51_back = ticks5_1_70_3_51.InEpochMillis();
long millis5_1_71_3_51_back = ticks5_1_71_3_51.InEpochMillis();
UT_TRUE(millis5_1_70_3_51_back == millis5_1_70_3_51);
UT_TRUE(millis5_1_71_3_51_back == millis5_1_71_3_51);
// add 1 day, 2h, 3min and 4sec days:
Ticks tomorrow = new Ticks(ticksNow);
Ticks span = new Ticks();
span.FromMillis((long)(new TimeSpan(1, 2, 3, 4)).TotalMilliseconds);
tomorrow.Add(span);
Log.Info("Today: is: " + (DateTime.Now.ToString()));
Log.Info("Today: is: " + (ticksNow.InDotNetDateTime().ToString()));
Log.Info("Today: is: " + ((new Ticks(ticksNowFromEpoch)).InDotNetDateTime().ToString()));
Log.Info("+1d, 2h,3m,4s: " + (tomorrow.InDotNetDateTime().ToString()));
Log.Info("5.1.70 3:51:00: " + (ticks5_1_70_3_51.InDotNetDateTime().ToString()));
Log.Info("5.1.71 3:51:00: " + (ticks5_1_71_3_51.InDotNetDateTime().ToString()));
}
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
}
}
