public void TestOpenSaveStroke()
{
var stroke = new Stroke();
stroke.Add(new Point(1, 2));
stroke.Add(new Point(3, 4));
var mem = new System.IO.MemoryStream();
var f = Obf.OpenBinaryFormat.ToMemory(mem);
stroke.Save(f, 1);
var bytes = mem.ToArray();
f.Close();
f = Obf.OpenBinaryFormat.FromBytes(bytes);
var newStroke = new Stroke();
newStroke.Read(f);
Assert.True(newStroke.Count == 2);
Assert.True(newStroke[0].X == 1);
Assert.True(newStroke[0].Y == 2);
Assert.True(newStroke[1].X == 3);
Assert.True(newStroke[1].Y == 4);
}