public void ShouldTruncateResponseAtEpochBoundary()
{
Converters.Register("V", "V",
(IMeasurement m) => m);
var daq = new SimpleDAQController();
var c = new NonValidatingController { DAQController = daq };
var dev = new UnitConvertingExternalDevice("dev", UNUSED_DEVICE_MANUFACTURER, c, UNUSED_BACKGROUND);
var outStream = new DAQOutputStream("out");
var inStream = new DAQInputStream("in");
dev.BindStream(outStream).BindStream(inStream);
var sampleRate = new Measurement(1, "Hz");
var samples = new List<IMeasurement> { new Measurement(1, "V"), new Measurement(2, "V"), new Measurement(3, "V") };
var data = new OutputData(samples,
sampleRate, true);
var e = new Epoch(UNUSED_PROTOCOL);
e.Stimuli[dev] = new RenderedStimulus((string) "ID1",
(IDictionary<string, object>) new Dictionary<string, object>(),
(IOutputData) data);
e.Responses[dev] = new Response();
bool pushed = false;
daq.Started += (evt, args) =>
{
c.PullOutputData(dev, data.Duration);
c.PushInputData(dev, new InputData(samples.Concat(samples).ToList(),
sampleRate,
DateTimeOffset.Now)
.DataWithStreamConfiguration(streamFake, new Dictionary<string, object>())
.DataWithExternalDeviceConfiguration(devFake, new Dictionary<string, object>()));
pushed = true;
c.RequestStop();
};
c.EnqueueEpoch(e);
c.StartAsync(null);
while (!pushed)
{
Thread.Sleep(1);
}
Assert.That(((TimeSpan)e.Responses[dev].Duration), Is.EqualTo((TimeSpan)e.Duration));
}
public void ShouldSupplyEpochBackgroundForExternalDevicesWithoutStimuli()
{
Converters.Register("V", "V",
(IMeasurement m) => m);
int baseSamples = 1000;
var daq = new SimpleDAQController();
var c = new NonValidatingController { DAQController = daq };
var dev1 = new UnitConvertingExternalDevice("dev1", "co", c, new Measurement(0, "V"))
{
OutputSampleRate = new Measurement(baseSamples, "Hz")
};
var dev2 = new UnitConvertingExternalDevice("dev2", "co", c, new Measurement(0, "V"))
{
OutputSampleRate = new Measurement(baseSamples, "Hz")
};
dev1.BindStream(new DAQOutputStream("out1"));
dev2.BindStream(new DAQOutputStream("out2"));
IList<IMeasurement> data = (IList<IMeasurement>)Enumerable.Range(0, baseSamples)
.Select(i => new Measurement(i, "V") as IMeasurement)
.ToList();
Measurement sampleRate = new Measurement(baseSamples, "Hz");
var config = new Dictionary<string, object>();
IOutputData data1 = new OutputData(data, sampleRate, true);
var e = new Epoch("");
e.Stimuli[dev1] = new RenderedStimulus((string) "RenderedStimulus", (IDictionary<string, object>) config, data1);
var backgroundMeasurement = new Measurement(3.2m, "V");
e.Backgrounds[dev2] = new Background(backgroundMeasurement, sampleRate);
IOutputData out1 = null;
IOutputData out2 = null;
bool pulled = false;
daq.Started += (evt, args) =>
{
out1 = c.PullOutputData(dev1, e.Duration);
out2 = c.PullOutputData(dev2, e.Duration);
pulled = true;
c.RequestStop();
};
c.EnqueueEpoch(e);
c.StartAsync(null);
while (!pulled)
{
Thread.Sleep(1);
}
Assert.NotNull(out1);
Assert.NotNull(out2);
Assert.AreEqual((TimeSpan)e.Duration, out2.Duration);
Assert.AreEqual(backgroundMeasurement, out2.Data.First());
}
public void PullsOutputData()
{
const int srate = 1000;
var daq = new SimpleDAQController();
var c = new NonValidatingController { DAQController = daq };
var dev = new UnitConvertingExternalDevice(UNUSED_DEVICE_NAME, UNUSED_DEVICE_MANUFACTURER, c,
UNUSED_BACKGROUND)
{
OutputSampleRate = new Measurement(srate, "Hz")
};
dev.BindStream(new DAQOutputStream("out"));
IList<IMeasurement> data = (IList<IMeasurement>) Enumerable.Range(0, srate * 2).Select(i => new Measurement(i, "V") as IMeasurement).ToList();
var sampleRate = new Measurement(srate, "Hz");
IOutputData data1 = new OutputData(data, sampleRate, false);
var e = new Epoch("");
e.Stimuli[dev] = new RenderedStimulus((string) "RenderedStimulus", (IDictionary<string, object>) new Dictionary<string, object>(),
data1);
TimeSpan d1 = TimeSpan.FromSeconds(0.75);
IOutputData pull1 = null;
IOutputData pull2 = null;
IOutputData pull3 = null;
bool pulled = false;
daq.Started += (evt, args) =>
{
pull1 = c.PullOutputData(dev, d1);
pull2 = c.PullOutputData(dev, d1);
pull3 = c.PullOutputData(dev, d1);
pulled = true;
c.RequestStop();
};
c.EnqueueEpoch(e);
c.StartAsync(null);
while (!pulled)
{
Thread.Sleep(1);
}
var samples = (int)d1.Samples(new Measurement(srate, "Hz"));
Assert.AreEqual(data.Take(samples).ToList(),
pull1.Data);
Assert.AreEqual(data.Skip(samples).Take(samples).ToList(),
pull2.Data);
Assert.AreEqual(data.Skip(2 * samples)
.Take(samples)
.Concat(Enumerable.Range(0, srate - samples).Select(i => dev.Background))
.ToList(),
pull3.Data);
}
public void PushesDataToEpoch()
{
const string UNUSED_NAME = "UNUSED";
var daq = new SimpleDAQController();
var c = new NonValidatingController { DAQController = daq };
var dev = new UnitConvertingExternalDevice(UNUSED_NAME, UNUSED_DEVICE_MANUFACTURER, c, UNUSED_BACKGROUND);
var outStream = new DAQOutputStream("out");
var inStream = new DAQInputStream("in");
dev.BindStream(outStream).BindStream(inStream);
var srate = new Measurement(100, "Hz");
var samples = Enumerable.Range(0, 100).Select(i => new Measurement(1, "V")).ToList();
var e = new Epoch("PushesDataToEpoch");
e.Responses[dev] = new Response();
e.Stimuli[dev] = new RenderedStimulus((string) "ID1", (IDictionary<string, object>) new Dictionary<string, object>(), (IOutputData) new OutputData(samples, srate, false));
var data = new InputData(samples, srate, DateTimeOffset.Now).DataWithStreamConfiguration(inStream, new Dictionary<string, object>());
bool pushed = false;
daq.Started += (evt, args) =>
{
c.PushInputData(dev, data);
pushed = true;
c.RequestStop();
};
c.EnqueueEpoch(e);
c.StartAsync(null);
while (!pushed)
{
Thread.Sleep(1);
}
Assert.That(e.Responses[dev].Data, Is.EqualTo(data.Data));
Assert.That(e.Responses[dev].InputTime, Is.EqualTo(data.InputTime));
Assert.That(e.Responses[dev].DataConfigurationSpans.First().Nodes.First(),
Is.EqualTo(data.NodeConfigurationWithName(inStream.Name)));
}
public void PullOutputDataShouldReturnBackgroundStreamWithNoRemainingEpochs()
{
var daq = new SimpleDAQController();
Controller c = new NonValidatingController() { DAQController = daq };
IExternalDevice dev = new UnitConvertingExternalDevice(UNUSED_DEVICE_NAME, UNUSED_DEVICE_MANUFACTURER, c,
UNUSED_BACKGROUND)
{
OutputSampleRate = new Measurement(1000, "Hz")
};
dev.BindStream(new DAQOutputStream("out"));
var srate = dev.OutputSampleRate;
TimeSpan dur = TimeSpan.FromSeconds(0.5);
var samples = (int)dur.Samples(srate);
var e = new Epoch("");
e.Stimuli[dev] = new RenderedStimulus("RenderedStimulus", new Dictionary<string, object>(), new OutputData(Enumerable.Repeat(new Measurement(0, "V"), samples), srate));
IOutputData pull1 = null;
IOutputData pull2 = null;
bool pulled = false;
daq.Started += (evt, args) =>
{
// Pull out epoch data
c.PullOutputData(dev, dur);
pull1 = c.PullOutputData(dev, dur);
pull2 = c.PullOutputData(dev, dur);
pulled = true;
c.RequestStop();
};
c.EnqueueEpoch(e);
c.StartAsync(null);
while (!pulled)
{
Thread.Sleep(1);
}
var expected = Enumerable.Repeat(dev.Background, samples).ToList();
Assert.AreEqual(expected, pull1.Data);
Assert.AreEqual(expected, pull2.Data);
}
