public void Clear_new_space_after_shift()
{
const int size = 8;
var sut = new SeekableCircularBuffer(size);
var expected = Enumerable.Range(0, sut.Length).Select(i => (byte)i).ToArray();
sut.Write(expected, 0, expected.Length).Should().Be(sut.Length);
var actual = new byte[sut.Length];
sut.Read(actual, 0, actual.Length).Should().Be(sut.Length);
actual.Should().Equal(expected);
// now shift backward
const int shift = size / 2;
sut.Shift(shift);
expected = expected.Skip(shift).Concat(Enumerable.Repeat((byte)0, size - shift)).ToArray();
sut.ReadPosition = 0;
sut.Read(actual, 0, actual.Length).Should().Be(sut.Length);
actual.Should().Equal(expected);
// shift forward
sut.Shift(-shift);
expected = Enumerable.Repeat((byte)0, shift).Concat(expected.Take(size - shift)).ToArray();
sut.ReadPosition = 0;
sut.Read(actual, 0, actual.Length).Should().Be(sut.Length);
actual.Should().Equal(expected);
}
public BufferedWaveStream(WaveFormat waveFormat, TimeSpan bufferDuration)
{
WaveFormat = waveFormat;
BufferDuration = bufferDuration;
_circularBuffer = new SeekableCircularBuffer(BufferLength);
}