public unsafe void StringEquals(string text)
{
byte[] textArray = Encoding.UTF8.GetBytes(text);
byte[] buffer = new byte[textArray.Length];
fixed(byte *p = textArray)
fixed(byte *pBuffer = buffer)
{
Span <byte> byteSpan = new Span <byte>(pBuffer, buffer.Length);
Utf8String strFromArray = new Utf8String(textArray);
Utf8String strFromPointer = new Utf8String(new Span <byte>(p, textArray.Length));
TestHelper.Validate(strFromArray, strFromPointer);
Array.Clear(buffer, 0, buffer.Length);
strFromArray.CopyTo(byteSpan);
Assert.Equal(textArray, buffer);
Array.Clear(buffer, 0, buffer.Length);
strFromPointer.CopyTo(byteSpan);
Assert.Equal(textArray, buffer);
Array.Clear(buffer, 0, buffer.Length);
strFromArray.CopyTo(buffer);
Assert.Equal(textArray, buffer);
Array.Clear(buffer, 0, buffer.Length);
strFromPointer.CopyTo(buffer);
Assert.Equal(textArray, buffer);
}
}
private static ArraySegment<byte> StringToUtf8BufferWithEmptySpace(string testString, int emptySpaceSize = 2048)
{
var utf8Bytes = new Utf8String(testString).Bytes;
var buffer = new byte[utf8Bytes.Length + emptySpaceSize];
utf8Bytes.CopyTo(buffer);
return new ArraySegment<byte>(buffer, 0, utf8Bytes.Length);
}
public static void Main(string[] args)
{
var buffer = new byte[1024];
var quote = new Utf8String("Insanity: doing the same thing over and over again and expecting different results. - Albert Einstein");;
var loop = new UVLoop();
var listener = new TcpListener("0.0.0.0", 17, loop);
listener.ConnectionAccepted += (Tcp connection) =>
{
connection.ReadCompleted += (data) =>
{
quote.CopyTo(buffer);
connection.TryWrite(buffer, quote.Length);
};
connection.ReadStart();
};
listener.Listen();
loop.Run();
}
public void Write(Utf8String value)
{
this.RequireBuffer(value.Length);
value.CopyTo(this._buffer.Slice(this._count));
this._count += value.Length;
}
private static ArraySegment<byte> StringToUtf8BufferWithEmptySpace(string testString, int emptySpaceSize = 2048)
{
var utf8Bytes = new Utf8String(testString).Bytes;
var buffer = new byte[utf8Bytes.Length + emptySpaceSize];
utf8Bytes.CopyTo(buffer);
return new ArraySegment<byte>(buffer, 0, utf8Bytes.Length);
}
public unsafe void StringEquals(string text)
{
byte[] textArray = Encoding.UTF8.GetBytes(text);
byte[] buffer = new byte[textArray.Length];
fixed (byte* p = textArray)
fixed (byte* pBuffer = buffer)
{
Span<byte> byteSpan = new Span<byte>(pBuffer, buffer.Length);
Utf8String strFromArray = new Utf8String(textArray);
Utf8String strFromPointer = new Utf8String(new Span<byte>(p, textArray.Length));
Assert.Equal(strFromArray, strFromPointer);
Array.Clear(buffer, 0, buffer.Length);
strFromArray.CopyTo(byteSpan);
Assert.Equal(textArray, buffer);
Array.Clear(buffer, 0, buffer.Length);
strFromPointer.CopyTo(byteSpan);
Assert.Equal(textArray, buffer);
Array.Clear(buffer, 0, buffer.Length);
strFromArray.CopyTo(buffer);
Assert.Equal(textArray, buffer);
Array.Clear(buffer, 0, buffer.Length);
strFromPointer.CopyTo(buffer);
Assert.Equal(textArray, buffer);
}
}
