private void Init(TestContext testContext, bool keyframeMode = false)
{
this.testContext = testContext;
if (!Directory.Exists(CurrentTestLKGPath))
{
Directory.CreateDirectory(CurrentTestLKGPath);
}
if (!Directory.Exists(CurrentTestTempPath))
{
Directory.CreateDirectory(CurrentTestTempPath);
}
if (keyframeMode)
{
this.keyFrameRecorder = new ConsoleBitmapStreamWriter(File.OpenWrite(CurrentTestRecordingFilePath));
}
else
{
this.Recorder = new ConsoleBitmapStreamWriter(File.OpenWrite(CurrentTestRecordingFilePath));
}
this.Stopped.SubscribeOnce(() =>
{
var metadata = new CliLKGTestMetadata()
{
Paints = this.TotalPaints,
};
Console.WriteLine("Total paints: " + metadata.Paints);
var json = JsonConvert.SerializeObject(metadata);
File.WriteAllText(CurrentTestMetadataFilePath, json);
});
}
public void TestRecordVideoBasic()
{
ConsoleBitmap bitmap = new ConsoleBitmap(4, 2), redBitmap = null, greenBitmap = null, magentaPixelBitmap = null;
using (var sharedStream = new MemoryStream())
{
using (var bitmapVideoWriter = new ConsoleBitmapStreamWriter(sharedStream)
{
CloseInnerStream = false
})
{
bitmap = new ConsoleBitmap(4, 2);
redBitmap = bitmapVideoWriter.WriteFrame(bitmap.FillRect(ConsoleCharacter.RedBG())).Clone();
greenBitmap = bitmapVideoWriter.WriteFrame(bitmap.FillRect(ConsoleCharacter.GreenBG())).Clone();
magentaPixelBitmap = bitmapVideoWriter.WriteFrame(bitmap.DrawPoint(ConsoleCharacter.MagentaBG(), 0, 0)).Clone();
}
sharedStream.Position = 0; // rewind the stream to the beginning to read it back
// create a reader and make sure we can read each frame back exactly as they were written
var bitmapVideoReader = new ConsoleBitmapStreamReader(sharedStream);
Assert.AreEqual(redBitmap, bitmapVideoReader.ReadFrame().CurrentBitmap);
Assert.AreEqual(greenBitmap, bitmapVideoReader.ReadFrame().CurrentBitmap);
Assert.AreEqual(magentaPixelBitmap, bitmapVideoReader.ReadFrame().CurrentBitmap);
Assert.IsNull(bitmapVideoReader.ReadFrame().CurrentFrame);
}
}
public void TestRecordVideoLargeVideo()
{
ConsoleBitmap bitmap = new ConsoleBitmap(1, 1);
var numFrames = 10000;
using (var sharedStream = new MemoryStream())
{
var bitmapVideoWriter = new ConsoleBitmapStreamWriter(sharedStream)
{
CloseInnerStream = false
};
for (var i = 0; i < numFrames; i++)
{
bitmapVideoWriter.WriteFrame(bitmap, true, TimeSpan.FromMilliseconds(i));
}
bitmapVideoWriter.Dispose();
sharedStream.Position = 0; // rewind the stream to the beginning to read it back
var destination = TimeSpan.Zero;
var reader = new ConsoleBitmapStreamReader(sharedStream);
var video = reader.ReadToEnd();
var lastFrameIndex = 0;
var sw = Stopwatch.StartNew();
while ((lastFrameIndex = video.Seek(destination, out bitmap, lastFrameIndex >= 0 ? lastFrameIndex : 0)) != numFrames - 1)
{
destination = destination.Add(TimeSpan.FromMilliseconds(1));
}
sw.Stop();
Assert.IsTrue(sw.ElapsedMilliseconds < 10);
Console.WriteLine($"Playback took {sw.ElapsedMilliseconds} ms");
}
}
public void TestPlaybackEndToEnd()
{
int w = 10, h = 1;
var temp = Path.GetTempFileName();
using (var stream = File.OpenWrite(temp))
{
var writer = new ConsoleBitmapStreamWriter(stream)
{
CloseInnerStream = false
};
var bitmap = new ConsoleBitmap(w, h);
for (var i = 0; i < bitmap.Width; i++)
{
bitmap.Pen = new ConsoleCharacter(' ');
bitmap.FillRect(0, 0, bitmap.Width, bitmap.Height);
bitmap.Pen = new ConsoleCharacter(' ', backgroundColor: ConsoleColor.Red);
bitmap.DrawPoint(i, 0);
writer.WriteFrame(bitmap, true, TimeSpan.FromSeconds(.5 * i));
}
writer.Dispose();
}
var app = new CliTestHarness(this.TestContext, 80, 30);
app.QueueAction(() =>
{
var player = app.LayoutRoot.Add(new ConsoleBitmapPlayer()).Fill();
player.Load(File.OpenRead(temp));
app.SetTimeout(() => app.SendKey(new ConsoleKeyInfo('p', ConsoleKey.P, false, false, false)), TimeSpan.FromMilliseconds(100));
var playStarted = false;
player.SubscribeForLifetime(nameof(player.State), () =>
{
if (player.State == PlayerState.Playing)
{
playStarted = true;
}
else if (player.State == PlayerState.Stopped && playStarted)
{
app.Stop();
}
}, app);
});
app.Start().Wait();
Thread.Sleep(100);
app.AssertThisTestMatchesLKGFirstAndLastFrame();
}
