public void Slew_Minus_SetsSlewing()
{
var fakeTelescope = new FakeTelescope();
fakeTelescope.SiderealTime = TimeSpan.FromHours(3).TotalHours;
var controller = new DecAxisController(fakeTelescope);
controller.Connect();
var task = controller.Slew(Orientation.Minus, TimeSpan.FromSeconds(10));
Assert.IsTrue(controller.Slewing);
fakeTelescope.SiderealTime += TimeSpan.FromSeconds(10).TotalHours;
task.Wait();
Assert.IsFalse(controller.Slewing);
}
public void Slew_Minus_ReturnsToNotMovingAfterSlew()
{
var fakeTelescope = new FakeTelescope();
fakeTelescope.SiderealTime = TimeSpan.FromHours(3).TotalHours;
var controller = new DecAxisController(fakeTelescope);
controller.Connect();
controller.Position = TimeSpan.FromSeconds(180).TotalHours;
var task = controller.Slew(Orientation.Minus, TimeSpan.FromSeconds(10));
Assert.AreEqual(-8, controller.SlewRate);
fakeTelescope.SiderealTime += TimeSpan.FromSeconds(10).TotalHours;
task.Wait();
Assert.AreEqual(0, controller.SlewRate);
}
public void Slew_Minus_PositionUpdatesAtSlewRatePositiveStart()
{
var fakeTelescope = new FakeTelescope();
fakeTelescope.SiderealTime = TimeSpan.FromHours(3).TotalHours;
var controller = new DecAxisController(fakeTelescope);
controller.Connect();
controller.Position = 50;
var task = controller.Slew(Orientation.Minus, TimeSpan.FromSeconds(10));
fakeTelescope.SiderealTime += TimeSpan.FromSeconds(10).TotalHours;
task.Wait();
Assert.AreEqual(Math.Round(50 - (Constants.DEGREES_PER_SECOND * 8) * 10, 4), Math.Round(controller.Position, 4));
}
public void Slew_Minus_StopsWhenReachsMinus90()
{
var fakeTelescope = new FakeTelescope();
fakeTelescope.SiderealTime = TimeSpan.FromHours(3).TotalHours;
var controller = new DecAxisController(fakeTelescope);
controller.Connect();
controller.Position = -80;
var slewTime = TimeSpan.FromSeconds(20 / (Constants.DEGREES_PER_SECOND * 8));
var task = controller.Slew(Orientation.Minus, slewTime);
//Simulate time ticking by
slewTime = TimeSpan.FromSeconds(5 / (Constants.DEGREES_PER_SECOND * 8));
fakeTelescope.SiderealTime += slewTime.TotalHours;
Thread.Sleep(20);
fakeTelescope.SiderealTime += slewTime.TotalHours;
Thread.Sleep(20);
fakeTelescope.SiderealTime += slewTime.TotalHours;
Thread.Sleep(20);
fakeTelescope.SiderealTime += slewTime.TotalHours;
Thread.Sleep(20);
task.Wait();
Assert.AreEqual(-90, controller.Position);
}
public void Slew_ThrowsIfNotStarted()
{
var fakeTelescope = new FakeTelescope();
fakeTelescope.SiderealTime = TimeSpan.FromHours(3).TotalHours;
var controller = new DecAxisController(fakeTelescope);
controller.Slew(Orientation.Plus, TimeSpan.FromSeconds(10));
}
public void Slew_Plus_StartsTrackingPosition()
{
var fakeTelescope = new FakeTelescope();
fakeTelescope.SiderealTime = TimeSpan.FromHours(3).TotalHours;
var controller = new DecAxisController(fakeTelescope);
controller.Connect();
var task = controller.Slew(Orientation.Plus, TimeSpan.FromSeconds(10));
fakeTelescope.SiderealTime += TimeSpan.FromSeconds(10).TotalHours;
task.Wait();
Assert.AreEqual(Math.Round((Constants.DEGREES_PER_SECOND * 8) * 10, 4), Math.Round(controller.Position, 4));
}