public void TestReadMonoSamplesFromFile()
{
var waveStream = new Mock <WaveStream>(MockBehavior.Strict);
naudioFactory.Setup(factory => factory.GetStream("path-to-audio-file")).Returns(waveStream.Object);
const int Mono = 1;
WaveFormat waveFormat = WaveFormat.CreateIeeeFloatWaveFormat(5512, Mono);
waveStream.Setup(stream => stream.WaveFormat).Returns(waveFormat);
waveStream.Setup(stream => stream.TotalTime).Returns(TimeSpan.FromSeconds(120));
waveStream.Setup(stream => stream.Close());
const double StartAt = 20d;
waveStream.Setup(stream => stream.CurrentTime).Returns(new TimeSpan());
waveStream.SetupSet(stream => stream.CurrentTime = TimeSpan.FromSeconds(StartAt));
var resampler = new Mock <MediaFoundationTransform>(MockBehavior.Strict, new object[] { waveStream.Object, waveFormat });
resampler.Protected().Setup("Dispose", new object[] { true });
naudioFactory.Setup(factory => factory.GetResampler(waveStream.Object, 5512, Mono)).Returns(resampler.Object);
float[] samplesArray = new float[1024];
const double SecondsToRead = 10d;
samplesAggregator.Setup(agg => agg.ReadSamplesFromSource(It.IsAny <NAudioSamplesProviderAdapter>(), SecondsToRead, 5512))
.Returns(samplesArray);
var result = sourceReader.ReadMonoFromSource("path-to-audio-file", 5512, SecondsToRead, StartAt);
Assert.AreSame(samplesArray, result);
}
public void TestReadMonoSamplesFromFile()
{
Mock <WaveStream> waveStream = new Mock <WaveStream>(MockBehavior.Strict);
naudioFactory.Setup(factory => factory.GetStream("path-to-audio-file")).Returns(waveStream.Object);
const int Mono = 1;
WaveFormat waveFormat = WaveFormat.CreateIeeeFloatWaveFormat(SampleRate, Mono);
waveStream.Setup(stream => stream.WaveFormat).Returns(waveFormat);
waveStream.Setup(stream => stream.Close());
const int StartAt = 20;
waveStream.Setup(stream => stream.Seek(SampleRate * waveFormat.BitsPerSample / 8 * StartAt, SeekOrigin.Begin))
.Returns(440960);
Mock <MediaFoundationTransform> resampler = new Mock <MediaFoundationTransform>(
MockBehavior.Strict, new object[] { waveStream.Object, waveFormat });
resampler.Protected().Setup("Dispose", new object[] { true });
naudioFactory.Setup(factory => factory.GetResampler(waveStream.Object, SampleRate, Mono)).Returns(resampler.Object);
float[] samplesArray = TestUtilities.GenerateRandomFloatArray(1024);
const int SecondsToRead = 10;
samplesAggregator.Setup(
agg => agg.ReadSamplesFromSource(It.IsAny <NAudioSamplesProviderAdapter>(), SecondsToRead, SampleRate)).Returns(
samplesArray);
var result = sourceReader.ReadMonoFromSource("path-to-audio-file", SampleRate, SecondsToRead, StartAt);
Assert.AreSame(samplesArray, result);
}