public void InitUsingByteArray()
{
var initial = "Hello world!";
var initialBuffer = Encoding.ASCII.GetBytes(initial);
var stream = new PeekableStream(initialBuffer, 0, initialBuffer.Length, initialBuffer.Length);
Assert.Equal(initial.Length, stream.Length);
Assert.Equal(initial.Length, stream.Capacity);
Assert.Equal(0, stream.Position);
}
public void InitUsingWrittenAndWriteMore()
{
var initial = "Hello world!";
var addition = "Something more..";
var buffer = new byte[65535];
var text = Encoding.ASCII.GetBytes(initial);
Buffer.BlockCopy(text, 0, buffer, 0, text.Length);
var stream = new PeekableStream(buffer, 0, buffer.Length, text.Length);
stream.Position = stream.Length;
var writeable = Encoding.ASCII.GetBytes(addition);
stream.Write(writeable, 0, writeable.Length);
stream.Position = 0;
var reader = new StreamReader(stream);
var actual = reader.ReadToEnd();
Assert.Equal(initial + addition, actual);
}