public async Task StreamAsPipelineReaderReadStream()
{
var stream = new StreamAndPipelineReader();
var sw = new StreamWriter(stream);
sw.Write("Hello");
sw.Flush();
var reader = stream.AsPipelineReader();
var result = await reader.ReadAsync();
var buffer = result.Buffer;
var segment = buffer.ToArray();
var data = Encoding.UTF8.GetString(segment);
Assert.Equal("Hello", data);
reader.Advance(buffer.End);
sw.Write("World");
sw.Flush();
stream.FinishWriting();
var readBuf = new byte[512];
int read = await stream.ReadAsync(readBuf, 0, readBuf.Length);
Assert.Equal("World", Encoding.UTF8.GetString(readBuf, 0, read));
}
public async Task StreamAsPipelineReaderUsesUnderlyingPipelineReaderIfAvailable()
{
var stream = new StreamAndPipelineReader();
var sw = new StreamWriter(stream);
sw.Write("Hello");
sw.Flush();
stream.FinishWriting();
var reader = stream.AsPipelineReader();
while (true)
{
var result = await reader.ReadAsync();
var buffer = result.Buffer;
if (buffer.IsEmpty && result.IsCompleted)
{
// Done
break;
}
var segment = buffer.ToArray();
var data = Encoding.UTF8.GetString(segment);
Assert.Equal("Hello", data);
reader.Advance(buffer.End);
}
}
public async Task StreamAsPipelineReaderReadStream()
{
var stream = new StreamAndPipelineReader();
var sw = new StreamWriter(stream);
sw.Write("Hello");
sw.Flush();
var reader = stream.AsPipelineReader();
var result = await reader.ReadAsync();
var buffer = result.Buffer;
var segment = buffer.ToArray();
var data = Encoding.UTF8.GetString(segment);
Assert.Equal("Hello", data);
reader.Advance(buffer.End);
sw.Write("World");
sw.Flush();
stream.FinishWriting();
var readBuf = new byte[512];
int read = await stream.ReadAsync(readBuf, 0, readBuf.Length);
Assert.Equal("World", Encoding.UTF8.GetString(readBuf, 0, read));
}
public async Task StreamAsPipelineReaderUsesUnderlyingPipelineReaderIfAvailable()
{
var stream = new StreamAndPipelineReader();
var sw = new StreamWriter(stream);
sw.Write("Hello");
sw.Flush();
stream.FinishWriting();
var reader = stream.AsPipelineReader();
while (true)
{
var result = await reader.ReadAsync();
var buffer = result.Buffer;
if (buffer.IsEmpty && result.IsCompleted)
{
// Done
break;
}
var segment = buffer.ToArray();
var data = Encoding.UTF8.GetString(segment);
Assert.Equal("Hello", data);
reader.Advance(buffer.End);
}
}