public async Task Read_Async()
{
using var concatenation = SequenceStream.Concatenation(
new Stream[]
{
new MemoryStream(new byte[] { 1, 2, 3 }),
new MemoryStream(new byte[] { 7, 40, 80, 78 })
}.ToAsyncEnumerable(),
ArrayPool <byte> .Shared,
2
);
var buffer = new byte[5];
await concatenation.ReadAsync(buffer, 0, 5);
buffer.Should().Equal(1, 2, 3, 7, 40);
}
public void Read_Piece()
{
using var concatenation = SequenceStream.Concatenation(
new Stream[]
{
new MemoryStream(new byte[] { 1, 2, 3 }),
new MemoryStream(new byte[] { 7, 40, 80, 78 })
},
ArrayPool <byte> .Shared,
2
);
var buffer = new byte[5];
concatenation.Read(buffer, 0, 5);
buffer.Should().Equal(1, 2, 3, 7, 40);
}
public void Dispose_Used_Streams_On_Dispose([Range(1, 5)] int chunkSize, [Values(1, 3, 5, 7, 10, 12, 17)] int read)
{
var streams = new[]
{
new Disposable(new MemoryStream(new byte[] { 7, 40, 80, 78 })),
new Disposable(new MemoryStream(new byte[] { 20, 40, 70 })),
new Disposable(new MemoryStream(new byte[] { 17, 50, 233, 89, 54 }))
};
using (var concatenation = SequenceStream.Concatenation(streams, ArrayPool <byte> .Shared, chunkSize))
{
concatenation.Read(new byte[read], 0, read);
}
streams.Should().OnlyContain(
stream => stream.Position == 0 || stream.Disposed
);
}
public void Read_Entire_Content()
{
using var concatenation = SequenceStream.Concatenation(
new Stream[]
{
new MemoryStream(new byte[] { 1, 2, 3 }),
new MemoryStream(new byte[] { 7, 40, 80, 78 })
},
ArrayPool <byte> .Shared,
3
);
var buffer = new byte[100];
var read = concatenation.Read(buffer, 0, 100);
read.Should().Be(7);
buffer.Take(read).Should().Equal(1, 2, 3, 7, 40, 80, 78);
}