public void SaveRecordingToFile()
{
var tempoMap = TempoMap.Default;
var eventsToSend = new[]
{
new EventToSend(new NoteOnEvent(), TimeSpan.Zero),
new EventToSend(new NoteOffEvent(), TimeSpan.FromMilliseconds(500)),
new EventToSend(new ProgramChangeEvent((SevenBitNumber)40), TimeSpan.FromSeconds(5)),
new EventToSend(new ActiveSensingEvent(), TimeSpan.FromMilliseconds(100)),
new EventToSend(new ProgramChangeEvent((SevenBitNumber)50), TimeSpan.FromMilliseconds(500)),
};
using (var outputDevice = OutputDevice.GetByName(SendReceiveUtilities.DeviceToTestOnName))
{
SendReceiveUtilities.WarmUpDevice(outputDevice);
using (var inputDevice = InputDevice.GetByName(SendReceiveUtilities.DeviceToTestOnName))
{
var receivedEventsNumber = 0;
inputDevice.StartEventsListening();
inputDevice.EventReceived += (_, __) => receivedEventsNumber++;
using (var recording = new Recording(tempoMap, inputDevice))
{
var sendingThread = new Thread(() =>
{
SendReceiveUtilities.SendEvents(eventsToSend, outputDevice);
});
recording.Start();
sendingThread.Start();
SpinWait.SpinUntil(() => !sendingThread.IsAlive && receivedEventsNumber == eventsToSend.Length);
recording.Stop();
var midiFile = recording.ToFile();
var timedEvents = midiFile.GetTimedEvents();
var expectedEvents = new[]
{
new TimedEvent(new NoteOnEvent(), TimeConverter.ConvertFrom((MetricTimeSpan)TimeSpan.Zero, tempoMap)),
new TimedEvent(new NoteOffEvent(), TimeConverter.ConvertFrom((MetricTimeSpan)TimeSpan.FromMilliseconds(500), tempoMap)),
new TimedEvent(new ProgramChangeEvent((SevenBitNumber)40), TimeConverter.ConvertFrom((MetricTimeSpan)TimeSpan.FromSeconds(5.5), tempoMap)),
new TimedEvent(new ProgramChangeEvent((SevenBitNumber)50), TimeConverter.ConvertFrom((MetricTimeSpan)TimeSpan.FromSeconds(6.1), tempoMap))
};
Assert.IsTrue(
TimedEventEquality.AreEqual(expectedEvents, timedEvents, false, 10),
"Timed events saved incorrectly.");
}
}
}
}
private static void CheckEventsReceiving(IReadOnlyList <EventToSend> eventsToSend)
{
var receivedEventsB = new List <ReceivedEvent>();
var receivedEventsC = new List <ReceivedEvent>();
var sentEvents = new List <SentEvent>();
var stopwatch = new Stopwatch();
using (var outputA = OutputDevice.GetByName(MidiDevicesNames.DeviceA))
{
SendReceiveUtilities.WarmUpDevice(outputA);
outputA.EventSent += (_, e) => sentEvents.Add(new SentEvent(e.Event, stopwatch.Elapsed));
using (var inputB = InputDevice.GetByName(MidiDevicesNames.DeviceB))
using (var inputC = InputDevice.GetByName(MidiDevicesNames.DeviceC))
{
inputB.EventReceived += (_, e) => receivedEventsB.Add(new ReceivedEvent(e.Event, stopwatch.Elapsed));
inputB.StartEventsListening();
inputC.EventReceived += (_, e) => receivedEventsC.Add(new ReceivedEvent(e.Event, stopwatch.Elapsed));
inputC.StartEventsListening();
using (var inputA = InputDevice.GetByName(MidiDevicesNames.DeviceA))
{
inputA.StartEventsListening();
using (var outputB = OutputDevice.GetByName(MidiDevicesNames.DeviceB))
using (var outputC = OutputDevice.GetByName(MidiDevicesNames.DeviceC))
{
var devicesConnector = inputA.Connect(outputB, outputC);
Assert.IsTrue(devicesConnector.AreDevicesConnected, "Devices aren't connected.");
stopwatch.Start();
SendReceiveUtilities.SendEvents(eventsToSend, outputA);
stopwatch.Stop();
var timeout = TimeSpan.FromTicks(eventsToSend.Sum(e => e.Delay.Ticks)) + SendReceiveUtilities.MaximumEventSendReceiveDelay;
var areEventsReceived = SpinWait.SpinUntil(
() => receivedEventsB.Count == eventsToSend.Count && receivedEventsC.Count == eventsToSend.Count,
timeout);
Assert.IsTrue(areEventsReceived, $"Events are not received for timeout {timeout}.");
devicesConnector.Disconnect();
Assert.IsFalse(devicesConnector.AreDevicesConnected, "Devices aren't disconnected.");
}
}
}
}
SendReceiveUtilities.CompareSentReceivedEvents(eventsToSend, sentEvents, receivedEventsB, MaximumEventSendReceiveDelay);
SendReceiveUtilities.CompareSentReceivedEvents(eventsToSend, sentEvents, receivedEventsC, MaximumEventSendReceiveDelay);
}
public void CheckMidiTimeCodeEventReceiving()
{
MidiTimeCode midiTimeCodeReceived = null;
var eventsToSend = new[]
{
new EventToSend(new ProgramChangeEvent((SevenBitNumber)100), TimeSpan.FromMilliseconds(500)),
new EventToSend(new MidiTimeCodeEvent(MidiTimeCodeComponent.FramesLsb, (FourBitNumber)1), TimeSpan.FromSeconds(1)),
new EventToSend(new ProgramChangeEvent((SevenBitNumber)70), TimeSpan.FromMilliseconds(500)),
new EventToSend(new MidiTimeCodeEvent(MidiTimeCodeComponent.FramesMsb, (FourBitNumber)1), TimeSpan.FromSeconds(2)),
new EventToSend(new MidiTimeCodeEvent(MidiTimeCodeComponent.HoursLsb, (FourBitNumber)7), TimeSpan.FromSeconds(1)),
new EventToSend(new MidiTimeCodeEvent(MidiTimeCodeComponent.HoursMsbAndTimeCodeType, (FourBitNumber)7), TimeSpan.FromSeconds(2)),
new EventToSend(new ProgramChangeEvent((SevenBitNumber)80), TimeSpan.FromMilliseconds(500)),
new EventToSend(new MidiTimeCodeEvent(MidiTimeCodeComponent.MinutesLsb, (FourBitNumber)10), TimeSpan.FromSeconds(1)),
new EventToSend(new ProgramChangeEvent((SevenBitNumber)10), TimeSpan.FromMilliseconds(500)),
new EventToSend(new ProgramChangeEvent((SevenBitNumber)15), TimeSpan.FromMilliseconds(500)),
new EventToSend(new MidiTimeCodeEvent(MidiTimeCodeComponent.MinutesMsb, (FourBitNumber)2), TimeSpan.FromSeconds(2)),
new EventToSend(new MidiTimeCodeEvent(MidiTimeCodeComponent.SecondsLsb, (FourBitNumber)10), TimeSpan.FromSeconds(1)),
new EventToSend(new ProgramChangeEvent((SevenBitNumber)40), TimeSpan.FromMilliseconds(500)),
new EventToSend(new MidiTimeCodeEvent(MidiTimeCodeComponent.SecondsMsb, (FourBitNumber)1), TimeSpan.FromSeconds(2))
};
using (var outputDevice = OutputDevice.GetByName(MidiDevicesNames.DeviceA))
using (var inputDevice = InputDevice.GetByName(MidiDevicesNames.DeviceA))
{
inputDevice.MidiTimeCodeReceived += (_, e) => midiTimeCodeReceived = new MidiTimeCode(e.Format, e.Hours, e.Minutes, e.Seconds, e.Frames);
inputDevice.StartEventsListening();
SendReceiveUtilities.SendEvents(eventsToSend, outputDevice);
var timeout = TimeSpan.FromTicks(eventsToSend.Sum(e => e.Delay.Ticks)) + SendReceiveUtilities.MaximumEventSendReceiveDelay;
var isMidiTimeCodeReceived = SpinWait.SpinUntil(() => midiTimeCodeReceived != null, timeout);
Assert.IsTrue(isMidiTimeCodeReceived, $"MIDI time code received for timeout {timeout}.");
inputDevice.StopEventsListening();
}
Assert.AreEqual(MidiTimeCodeType.Thirty, midiTimeCodeReceived.Format, "Format is invalid.");
Assert.AreEqual(23, midiTimeCodeReceived.Hours, "Hours number is invalid.");
Assert.AreEqual(42, midiTimeCodeReceived.Minutes, "Minutes number is invalid.");
Assert.AreEqual(26, midiTimeCodeReceived.Seconds, "Seconds number is invalid.");
Assert.AreEqual(17, midiTimeCodeReceived.Frames, "Frames number is invalid.");
}
public void GetDuration(TimeSpan start, TimeSpan delayFromStart)
{
var eventsToSend = new[]
{
new EventToSend(new NoteOnEvent(), start),
new EventToSend(new NoteOffEvent(), delayFromStart)
};
var receivedEvents = new List <ReceivedEvent>();
var stopwatch = new Stopwatch();
using (var outputDevice = OutputDevice.GetByName(SendReceiveUtilities.DeviceToTestOnName))
{
SendReceiveUtilities.WarmUpDevice(outputDevice);
using (var inputDevice = InputDevice.GetByName(SendReceiveUtilities.DeviceToTestOnName))
{
inputDevice.StartEventsListening();
inputDevice.EventReceived += (_, e) => receivedEvents.Add(new ReceivedEvent(e.Event, stopwatch.Elapsed));
using (var recording = new Recording(TempoMap.Default, inputDevice))
{
recording.Start();
stopwatch.Start();
SendReceiveUtilities.SendEvents(eventsToSend, outputDevice);
var timeout = start + delayFromStart + SendReceiveUtilities.MaximumEventSendReceiveDelay;
var areEventsReceived = SpinWait.SpinUntil(() => receivedEvents.Count == eventsToSend.Length, timeout);
Assert.IsTrue(areEventsReceived, $"Events are not received for timeout {timeout}.");
recording.Stop();
Assert.IsFalse(recording.IsRunning, "Recording is running after stop.");
TimeSpan duration = recording.GetDuration <MetricTimeSpan>();
Assert.IsTrue(
AreTimeSpansEqual(duration, start + delayFromStart),
$"Duration is invalid. Actual is {duration}. Expected is {start + delayFromStart}.");
}
}
}
}
public void PlayRecordedData()
{
var tempoMap = TempoMap.Default;
var eventsToSend = new[]
{
new EventToSend(new NoteOnEvent(), TimeSpan.Zero),
new EventToSend(new NoteOffEvent(), TimeSpan.FromMilliseconds(500)),
new EventToSend(new ProgramChangeEvent((SevenBitNumber)40), TimeSpan.FromSeconds(5))
};
MidiFile recordedFile = null;
using (var outputDevice = OutputDevice.GetByName(SendReceiveUtilities.DeviceToTestOnName))
{
SendReceiveUtilities.WarmUpDevice(outputDevice);
using (var inputDevice = InputDevice.GetByName(SendReceiveUtilities.DeviceToTestOnName))
{
var receivedEventsNumber = 0;
inputDevice.StartEventsListening();
inputDevice.EventReceived += (_, __) => receivedEventsNumber++;
using (var recording = new Recording(tempoMap, inputDevice))
{
var sendingThread = new Thread(() =>
{
SendReceiveUtilities.SendEvents(eventsToSend, outputDevice);
});
recording.Start();
sendingThread.Start();
SpinWait.SpinUntil(() => !sendingThread.IsAlive && receivedEventsNumber == eventsToSend.Length);
recording.Stop();
recordedFile = recording.ToFile();
}
}
}
CheckPlayback(
eventsToSend,
1.0,
beforePlaybackStarted: NoPlaybackAction,
startPlayback: (context, playback) => playback.Start(),
afterPlaybackStarted: NoPlaybackAction,
waiting: (context, playback) =>
{
var timeout = context.ExpectedTimes.Last() + SendReceiveUtilities.MaximumEventSendReceiveDelay;
var areEventsReceived = SpinWait.SpinUntil(() => context.ReceivedEvents.Count == eventsToSend.Length, timeout);
Assert.IsTrue(areEventsReceived, $"Events are not received for timeout {timeout}.");
},
finalChecks: (context, playback) =>
{
var playbackStopped = SpinWait.SpinUntil(() => !playback.IsRunning, SendReceiveUtilities.MaximumEventSendReceiveDelay);
Assert.IsTrue(playbackStopped, "Playback is running after completed.");
},
createPlayback: (outputDevice, clockSettings) => recordedFile.GetPlayback(outputDevice, clockSettings));
}
public void CheckRecording()
{
var tempoMap = TempoMap.Default;
var stopAfter = TimeSpan.FromSeconds(1);
var stopPeriod = TimeSpan.FromSeconds(2);
var eventsToSend = new[]
{
new EventToSend(new NoteOnEvent(), TimeSpan.Zero),
new EventToSend(new NoteOffEvent(), TimeSpan.FromMilliseconds(500)),
new EventToSend(new TimingClockEvent(), TimeSpan.FromSeconds(5))
};
var sentEvents = new List <SentEvent>();
var receivedEvents = new List <ReceivedEvent>();
var stopwatch = new Stopwatch();
var expectedTimes = new List <TimeSpan>();
var expectedRecordedTimes = new List <TimeSpan>();
var currentTime = TimeSpan.Zero;
foreach (var eventToSend in eventsToSend)
{
currentTime += eventToSend.Delay;
expectedTimes.Add(currentTime);
expectedRecordedTimes.Add(currentTime > stopAfter ? currentTime - stopPeriod : currentTime);
}
using (var outputDevice = OutputDevice.GetByName(SendReceiveUtilities.DeviceToTestOnName))
{
SendReceiveUtilities.WarmUpDevice(outputDevice);
outputDevice.EventSent += (_, e) => sentEvents.Add(new SentEvent(e.Event, stopwatch.Elapsed));
using (var inputDevice = InputDevice.GetByName(SendReceiveUtilities.DeviceToTestOnName))
{
inputDevice.StartEventsListening();
inputDevice.EventReceived += (_, e) => receivedEvents.Add(new ReceivedEvent(e.Event, stopwatch.Elapsed));
using (var recording = new Recording(tempoMap, inputDevice))
{
var sendingThread = new Thread(() =>
{
SendReceiveUtilities.SendEvents(eventsToSend, outputDevice);
});
stopwatch.Start();
recording.Start();
sendingThread.Start();
Thread.Sleep(stopAfter);
recording.Stop();
Thread.Sleep(stopPeriod);
recording.Start();
var timeout = expectedTimes.Last() + SendReceiveUtilities.MaximumEventSendReceiveDelay;
var areEventsReceived = SpinWait.SpinUntil(() => receivedEvents.Count == expectedTimes.Count, timeout);
Assert.IsTrue(areEventsReceived, $"Events are not received for timeout {timeout}.");
CompareSentReceivedEvents(sentEvents, receivedEvents, expectedTimes);
var recordedEvents = recording.GetEvents();
CheckRecordedEvents(recordedEvents, expectedRecordedTimes, tempoMap);
}
}
}
}
