private void CheckEventCallback(
ICollection <EventToSend> eventsToSend,
ICollection <ReceivedEvent> expectedReceivedEvents,
TimeSpan changeCallbackAfter,
EventCallback eventCallback,
EventCallback secondEventCallback)
{
var playbackContext = new PlaybackContext();
var receivedEvents = playbackContext.ReceivedEvents;
var sentEvents = playbackContext.SentEvents;
var stopwatch = playbackContext.Stopwatch;
var tempoMap = playbackContext.TempoMap;
var eventsForPlayback = GetEventsForPlayback(eventsToSend, tempoMap);
var notesStarted = new List <Note>();
var notesFinished = new List <Note>();
using (var outputDevice = OutputDevice.GetByName(SendReceiveUtilities.DeviceToTestOnName))
{
SendReceiveUtilities.WarmUpDevice(outputDevice);
outputDevice.EventSent += (_, e) => sentEvents.Add(new SentEvent(e.Event, stopwatch.Elapsed));
using (var playback = new Playback(eventsForPlayback, tempoMap, outputDevice))
{
playback.NotesPlaybackStarted += (_, e) => notesStarted.AddRange(e.Notes);
playback.NotesPlaybackFinished += (_, e) => notesFinished.AddRange(e.Notes);
playback.EventCallback = eventCallback;
using (var inputDevice = InputDevice.GetByName(SendReceiveUtilities.DeviceToTestOnName))
{
inputDevice.EventReceived += (_, e) =>
{
lock (playbackContext.ReceivedEventsLockObject)
{
receivedEvents.Add(new ReceivedEvent(e.Event, stopwatch.Elapsed));
}
};
inputDevice.StartEventsListening();
stopwatch.Start();
playback.Start();
SpinWait.SpinUntil(() => stopwatch.Elapsed >= changeCallbackAfter);
playback.EventCallback = secondEventCallback;
var timeout = TimeSpan.FromTicks(eventsToSend.Sum(e => e.Delay.Ticks)) + SendReceiveUtilities.MaximumEventSendReceiveDelay;
var playbackStopped = SpinWait.SpinUntil(() => !playback.IsRunning, timeout);
Assert.IsTrue(playbackStopped, "Playback is running after completed.");
}
}
}
CompareReceivedEvents(receivedEvents, expectedReceivedEvents.ToList());
}
private void CheckTrackControlValueWithOutputDevice(
ICollection <EventToSend> eventsToSend,
ICollection <EventToSend> eventsWillBeSent,
TimeSpan moveFrom,
TimeSpan moveTo)
{
var playbackContext = new PlaybackContext();
var receivedEvents = playbackContext.ReceivedEvents;
var sentEvents = playbackContext.SentEvents;
var stopwatch = playbackContext.Stopwatch;
var tempoMap = playbackContext.TempoMap;
var eventsForPlayback = GetEventsForPlayback(eventsToSend, tempoMap);
var notes = eventsForPlayback.GetNotes().ToArray();
using (var outputDevice = OutputDevice.GetByName(SendReceiveUtilities.DeviceToTestOnName))
{
SendReceiveUtilities.WarmUpDevice(outputDevice);
outputDevice.EventSent += (_, e) => sentEvents.Add(new SentEvent(e.Event, stopwatch.Elapsed));
using (var playback = new Playback(eventsForPlayback, tempoMap, outputDevice))
{
playback.TrackControlValue = true;
using (var inputDevice = InputDevice.GetByName(SendReceiveUtilities.DeviceToTestOnName))
{
inputDevice.EventReceived += (_, e) =>
{
lock (playbackContext.ReceivedEventsLockObject)
{
receivedEvents.Add(new ReceivedEvent(e.Event, stopwatch.Elapsed));
}
};
inputDevice.StartEventsListening();
stopwatch.Start();
playback.Start();
SpinWait.SpinUntil(() => stopwatch.Elapsed >= moveFrom);
playback.MoveToTime((MetricTimeSpan)moveTo);
var timeout = TimeSpan.FromTicks(eventsWillBeSent.Sum(e => e.Delay.Ticks)) + SendReceiveUtilities.MaximumEventSendReceiveDelay;
var areEventsReceived = SpinWait.SpinUntil(() => receivedEvents.Count == eventsWillBeSent.Count, timeout);
Assert.IsTrue(areEventsReceived, $"Events are not received for timeout {timeout}.");
stopwatch.Stop();
var playbackStopped = SpinWait.SpinUntil(() => !playback.IsRunning, SendReceiveUtilities.MaximumEventSendReceiveDelay);
Assert.IsTrue(playbackStopped, "Playback is running after completed.");
}
}
}
CompareSentReceivedEvents(sentEvents, receivedEvents, eventsWillBeSent.ToList());
}
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 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}.");
}
}
}
}
private void CheckPlaybackStop(
ICollection <EventToSend> eventsToSend,
ICollection <EventToSend> eventsWillBeSent,
TimeSpan stopAfter,
TimeSpan stopPeriod,
PlaybackAction setupPlayback,
PlaybackAction afterStart,
PlaybackAction afterStop,
PlaybackAction afterResume,
IEnumerable <Tuple <TimeSpan, PlaybackAction> > runningAfterResume = null,
ICollection <TimeSpan> explicitExpectedTimes = null,
double speed = 1.0,
ICollection <ReceivedEvent> expectedReceivedEvents = null,
ICollection <ReceivedEvent> expectedPlayedEvents = null)
{
var playbackContext = new PlaybackContext();
var playedEvents = new List <ReceivedEvent>();
var receivedEvents = playbackContext.ReceivedEvents;
var sentEvents = playbackContext.SentEvents;
var stopwatch = playbackContext.Stopwatch;
var tempoMap = playbackContext.TempoMap;
var eventsForPlayback = GetEventsForPlayback(eventsToSend, tempoMap);
var expectedTimes = playbackContext.ExpectedTimes;
if (explicitExpectedTimes != null || expectedReceivedEvents != null || expectedPlayedEvents != null)
{
expectedTimes.AddRange(explicitExpectedTimes ?? (expectedReceivedEvents?.Select(e => e.Time) ?? expectedPlayedEvents.Select(e => e.Time)));
}
else
{
var currentTime = TimeSpan.Zero;
foreach (var eventWillBeSent in eventsWillBeSent)
{
currentTime += eventWillBeSent.Delay;
var scaledCurrentTime = ScaleTimeSpan(currentTime, 1.0 / speed);
expectedTimes.Add(currentTime > stopAfter ? scaledCurrentTime + stopPeriod : scaledCurrentTime);
}
}
using (var outputDevice = OutputDevice.GetByName(SendReceiveUtilities.DeviceToTestOnName))
{
SendReceiveUtilities.WarmUpDevice(outputDevice);
outputDevice.EventSent += (_, e) => sentEvents.Add(new SentEvent(e.Event, stopwatch.Elapsed));
using (var playback = new Playback(eventsForPlayback, tempoMap, outputDevice))
{
playback.Speed = speed;
setupPlayback(playbackContext, playback);
if (expectedPlayedEvents != null)
{
playback.EventPlayed += (_, e) => playedEvents.Add(new ReceivedEvent(e.Event, stopwatch.Elapsed));
}
using (var inputDevice = InputDevice.GetByName(SendReceiveUtilities.DeviceToTestOnName))
{
inputDevice.EventReceived += (_, e) =>
{
lock (playbackContext.ReceivedEventsLockObject)
{
receivedEvents.Add(new ReceivedEvent(e.Event, stopwatch.Elapsed));
}
};
inputDevice.StartEventsListening();
stopwatch.Start();
playback.Start();
afterStart(playbackContext, playback);
SpinWait.SpinUntil(() => stopwatch.Elapsed >= stopAfter);
playback.Stop();
afterStop(playbackContext, playback);
Thread.Sleep(stopPeriod);
playback.Start();
afterResume(playbackContext, playback);
if (runningAfterResume != null)
{
foreach (var check in runningAfterResume)
{
Thread.Sleep(check.Item1);
check.Item2(playbackContext, playback);
}
}
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}.");
stopwatch.Stop();
var playbackStopped = SpinWait.SpinUntil(() => !playback.IsRunning, SendReceiveUtilities.MaximumEventSendReceiveDelay);
Assert.IsTrue(playbackStopped, "Playback is running after completed.");
}
}
}
CompareSentReceivedEvents(sentEvents, receivedEvents, expectedTimes);
if (expectedReceivedEvents != null)
{
CompareReceivedEvents(receivedEvents, expectedReceivedEvents.ToList());
}
if (expectedPlayedEvents != null)
{
CompareReceivedEvents(playedEvents, expectedPlayedEvents.ToList());
}
}
private void CheckPlayback(
ICollection <EventToSend> eventsToSend,
double speed,
PlaybackAction beforePlaybackStarted,
PlaybackAction startPlayback,
PlaybackAction afterPlaybackStarted,
PlaybackAction waiting,
PlaybackAction finalChecks,
CreateTickGeneratorCallback createTickGeneratorCallback = null)
{
var playbackContext = new PlaybackContext();
var receivedEvents = playbackContext.ReceivedEvents;
var sentEvents = playbackContext.SentEvents;
var stopwatch = playbackContext.Stopwatch;
var tempoMap = playbackContext.TempoMap;
var eventsForPlayback = new List <MidiEvent>();
var expectedTimes = playbackContext.ExpectedTimes;
var currentTime = TimeSpan.Zero;
foreach (var eventToSend in eventsToSend.Where(e => !(e.Event is MetaEvent)))
{
var midiEvent = eventToSend.Event.Clone();
midiEvent.DeltaTime = LengthConverter.ConvertFrom((MetricTimeSpan)eventToSend.Delay, (MetricTimeSpan)currentTime, tempoMap);
currentTime += eventToSend.Delay;
eventsForPlayback.Add(midiEvent);
expectedTimes.Add(TimeSpan.FromTicks(MathUtilities.RoundToLong(currentTime.Ticks / speed)));
}
using (var outputDevice = OutputDevice.GetByName(SendReceiveUtilities.DeviceToTestOnName))
{
SendReceiveUtilities.WarmUpDevice(outputDevice);
outputDevice.EventSent += (_, e) => sentEvents.Add(new SentEvent(e.Event, stopwatch.Elapsed));
var clockSettings = createTickGeneratorCallback != null
? new MidiClockSettings {
CreateTickGeneratorCallback = createTickGeneratorCallback
}
: null;
using (var playback = new Playback(eventsForPlayback, tempoMap, outputDevice, clockSettings))
{
playback.Speed = speed;
beforePlaybackStarted(playbackContext, playback);
using (var inputDevice = InputDevice.GetByName(SendReceiveUtilities.DeviceToTestOnName))
{
inputDevice.EventReceived += (_, e) =>
{
lock (playbackContext.ReceivedEventsLockObject)
{
receivedEvents.Add(new ReceivedEvent(e.Event, stopwatch.Elapsed));
}
};
inputDevice.StartEventsListening();
stopwatch.Start();
startPlayback(playbackContext, playback);
afterPlaybackStarted(playbackContext, playback);
waiting(playbackContext, playback);
stopwatch.Stop();
finalChecks(playbackContext, playback);
}
}
}
CompareSentReceivedEvents(sentEvents.Take(expectedTimes.Count).ToList(), receivedEvents.Take(expectedTimes.Count).ToList(), expectedTimes);
}
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);
}
}
}
}
