public void Read_ReadsEffectiveLengthBytes(
int from,
int to,
int innerLength,
int effectiveLength
)
{
// Arrange
var mockInnerStream = new Mock <Stream>();
mockInnerStream.Setup(s => s.CanSeek).Returns(true);
mockInnerStream.Setup(s => s.Length).Returns(innerLength);
var range = new RangeItemHeaderValue(from, to);
var data = new byte[25];
var offset = 5;
using (var rangeStream = new ByteRangeStream(mockInnerStream.Object, range))
{
// Act
rangeStream.Read(data, offset, data.Length);
// Assert
mockInnerStream.Verify(s => s.Read(data, offset, effectiveLength), Times.Once());
Assert.Equal(effectiveLength, rangeStream.Position);
}
}
public async Task Read_CanReadAfterLength()
{
// Arrange
var originalText = "This is the whole text.";
var range = new RangeItemHeaderValue(0L, null);
var data = new byte[25];
using (var innerStream = new MemoryStream())
using (var writer = new StreamWriter(innerStream))
{
await writer.WriteAsync(originalText);
await writer.FlushAsync();
using (var rangeStream = new ByteRangeStream(innerStream, range))
{
rangeStream.Position = 50L;
// Act
var read = rangeStream.Read(data, 0, data.Length);
// Assert
Assert.Equal(0, read);
}
}
}
public void Read_ReadsEffectiveLengthBytes(int from, int to, int innerLength, int effectiveLength)
{
// Arrange
Mock <Stream> mockInnerStream = new Mock <Stream>();
mockInnerStream.Setup(s => s.CanSeek).Returns(true);
mockInnerStream.Setup(s => s.Length).Returns(innerLength);
RangeItemHeaderValue range = new RangeItemHeaderValue(from, to);
byte[] data = new byte[25];
int offset = 5;
// Act
ByteRangeStream rangeStream = new ByteRangeStream(mockInnerStream.Object, range);
rangeStream.Read(data, offset, data.Length);
// Assert
mockInnerStream.Verify(s => s.Read(data, offset, effectiveLength), Times.Once());
}
public void Read_ReadsEffectiveLengthBytes(int from, int to, int innerLength, int effectiveLength)
{
// Arrange
Mock<Stream> mockInnerStream = new Mock<Stream>();
mockInnerStream.Setup(s => s.CanSeek).Returns(true);
mockInnerStream.Setup(s => s.Length).Returns(innerLength);
RangeItemHeaderValue range = new RangeItemHeaderValue(from, to);
byte[] data = new byte[25];
int offset = 5;
// Act
ByteRangeStream rangeStream = new ByteRangeStream(mockInnerStream.Object, range);
rangeStream.Read(data, offset, data.Length);
// Assert
mockInnerStream.Verify(s => s.Read(data, offset, effectiveLength), Times.Once());
}