public void ShouldDiscardAllButMostRecentStaleOutputParametersAfterStalenessInterval()
{
var c = new Controller();
var mc = new FakeMulticlampCommander();
var mcd = new MultiClampDevice(mc, c, UNUSED_BACKGROUND_DICTIONARY);
mcd.BindStream(new DAQOutputStream(UNUSED_NAME));
var data1 = new MultiClampInterop.MulticlampData();
var expected2 = new MultiClampInterop.MulticlampData();
var expected = new MultiClampInterop.MulticlampData();
var marker = DateTimeOffset.Now.ToUniversalTime();
mc.FireParametersChanged(marker.Subtract(TimeSpan.FromSeconds(MultiClampDevice.ParameterStalenessInterval.TotalSeconds * 3)), data1);
mc.FireParametersChanged(marker.Subtract(TimeSpan.FromSeconds(MultiClampDevice.ParameterStalenessInterval.TotalSeconds * 2)), expected);
mc.FireParametersChanged(marker, expected2);
Assert.That(((MultiClampParametersChangedArgs)mcd.DeviceParametersForOutput(DateTimeOffset.Now)).Data,
Is.EqualTo(expected2));
var oldTime = DateTimeOffset.Now.Subtract(MultiClampDevice.ParameterStalenessInterval);
Assert.That(((MultiClampParametersChangedArgs)mcd.DeviceParametersForOutput(oldTime)).Data,
Is.EqualTo(expected));
var veryOldTime = marker.Subtract(TimeSpan.FromSeconds(MultiClampDevice.ParameterStalenessInterval.TotalSeconds * 3));
Assert.Throws <MultiClampDeviceException>(() => mcd.DeviceParametersForOutput(veryOldTime));
}
public void ShouldTakeMostRecentParametersForOutput()
{
var data1 = new MultiClampInterop.MulticlampData();
var expected = new MultiClampInterop.MulticlampData();
var data3 = new MultiClampInterop.MulticlampData();
var c = new Controller();
var mc = new FakeMulticlampCommander();
var mcd = new MultiClampDevice(mc, c, UNUSED_BACKGROUND_DICTIONARY);
mcd.BindStream(new DAQOutputStream(UNUSED_NAME));
mc.FireParametersChanged(DateTimeOffset.Now.Subtract(TimeSpan.FromHours(1)), data1);
mc.FireParametersChanged(DateTimeOffset.Now.Subtract(TimeSpan.FromMilliseconds(1)), expected);
mc.FireParametersChanged(DateTimeOffset.Now.Add(TimeSpan.FromHours(1)), data3);
Assert.That(((MultiClampParametersChangedArgs)mcd.DeviceParametersForOutput(DateTimeOffset.Now)).Data,
Is.EqualTo(expected));
}
public void ShouldTakeMostRecentParametersForOutput()
{
var data1 = new MultiClampInterop.MulticlampData();
var expected = new MultiClampInterop.MulticlampData();
var data3 = new MultiClampInterop.MulticlampData();
var c = new Controller();
var mc = new FakeMulticlampCommander();
var mcd = new MultiClampDevice(mc, c, UNUSED_BACKGROUND_DICTIONARY);
mcd.BindStream(new DAQOutputStream(UNUSED_NAME));
mc.FireParametersChanged(DateTimeOffset.Now.Subtract(TimeSpan.FromHours(1)), data1);
mc.FireParametersChanged(DateTimeOffset.Now.Subtract(TimeSpan.FromMilliseconds(1)), expected);
mc.FireParametersChanged(DateTimeOffset.Now.Add(TimeSpan.FromHours(1)), data3);
Assert.That(((MultiClampParametersChangedArgs)mcd.DeviceParametersForOutput(DateTimeOffset.Now)).Data,
Is.EqualTo(expected));
}
public void ShouldDiscardAllButMostRecentStaleOutputParametersAfterStalenessInterval()
{
var c = new Controller();
var mc = new FakeMulticlampCommander();
var mcd = new MultiClampDevice(mc, c, UNUSED_BACKGROUND_DICTIONARY);
mcd.BindStream(new DAQOutputStream(UNUSED_NAME));
var data1 = new MultiClampInterop.MulticlampData();
var expected2 = new MultiClampInterop.MulticlampData();
var expected = new MultiClampInterop.MulticlampData();
var marker = DateTimeOffset.Now.ToUniversalTime();
mc.FireParametersChanged(marker.Subtract(TimeSpan.FromSeconds(MultiClampDevice.ParameterStalenessInterval.TotalSeconds * 3)), data1);
mc.FireParametersChanged(marker.Subtract(TimeSpan.FromSeconds(MultiClampDevice.ParameterStalenessInterval.TotalSeconds * 2)), expected);
mc.FireParametersChanged(marker, expected2);
Assert.That(((MultiClampParametersChangedArgs)mcd.DeviceParametersForOutput(DateTimeOffset.Now)).Data,
Is.EqualTo(expected2));
var oldTime = DateTimeOffset.Now.Subtract(MultiClampDevice.ParameterStalenessInterval);
Assert.That(((MultiClampParametersChangedArgs)mcd.DeviceParametersForOutput(oldTime)).Data,
Is.EqualTo(expected));
var veryOldTime = marker.Subtract(TimeSpan.FromSeconds(MultiClampDevice.ParameterStalenessInterval.TotalSeconds * 3));
Assert.Throws<MultiClampDeviceException>(() => mcd.DeviceParametersForOutput(veryOldTime));
}