public void ReadWriteFixedString4096()
{
var dataStream = new DataStreamWriter(300 * 4, Allocator.Temp);
var src = new FixedString4096("This is a string");
dataStream.WriteFixedString4096(src);
//Assert.AreEqual(src.LengthInBytes+2, dataStream.Length);
var reader = new DataStreamReader(dataStream.AsNativeArray());
var dst = reader.ReadFixedString4096();
Assert.AreEqual(src, dst);
}