public async Task TestPeekAndBreake()
{
var reader = new NetworkReader(baseStream);
Assert.AreEqual <char?>('\u2661', await reader.PeekCharAsync().ConfigureAwait(false));
Assert.AreEqual(
BitConverter.ToString(new byte[] { 0xe2 }),
BitConverter.ToString(await reader.ReadBytesAsync(1))
);
Assert.AreEqual(
BitConverter.ToString(new byte[] { 0x99, 0xa1, 0x0d, 0x0a }),
BitConverter.ToString(await reader.ReadBytesAsync(4))
);
}
public async Task TestReadUntil()
{
var baseStream = new MemoryStream(new byte[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 });
var reader = new NetworkReader(baseStream);
var readed = await reader.ReadUntilAsync(new byte[] { 4, 5, 6 }).ConfigureAwait(false);
Assert.AreEqual("00-01-02-03", BitConverter.ToString(readed.ToArray()));
Assert.AreEqual("04-05-06-07-08-09", BitConverter.ToString(await reader.ReadBytesAsync(6).ConfigureAwait(false)));
}
public async Task TestBrokenRead()
{
var reader = new NetworkReader(baseStream);
// remove the first byte to kill the char
Assert.AreEqual(
BitConverter.ToString(new byte[] { 0xe2 }),
BitConverter.ToString(await reader.ReadBytesAsync(1))
);
// read an undefined char
Assert.AreEqual(65533, (int)(await reader.ReadCharAsync().ConfigureAwait(false)));
}
public async Task TestReadBytes()
{
var reader = new NetworkReader(baseStream);
await reader.ReadLineAsync().ConfigureAwait(false);
await reader.ReadLineAsync().ConfigureAwait(false);
var buffer = await reader.ReadBytesAsync(8).ConfigureAwait(false);
Assert.AreEqual(
BitConverter.ToString(new byte[] { 0, 1, 2, 3, 4, 5, 6, 7 }),
BitConverter.ToString(buffer)
);
}
public async Task <int> DeserializeAsync(Stream stream, int maxLength = int.MaxValue)
{
using (var br = new NetworkReader(stream, Encoding.UTF8, true))
{
uint length;
br.ReadVarInt(out length);
if (length > 0 && length < maxLength)
{
byte dataLength = br.ReadVarInt(out packetId);
data = new ArraySegment <byte>(new byte[length - dataLength]);
await br.ReadBytesAsync(data.Array, 0, data.Count);
}
return((int)length);
}
}
