public void ShiftInLocalSystem()
{
var ls = new LocalSystem();
var ss = new StarShip();
ls.Place(ss, new PointF(1, 2));
ls.Shift(ss, new PointF(10, 100));
var crd = ls.Resolve(ss);
Assert.AreEqual(crd, new PointF(11, 102));
ls.Shift(ss, new PointF(1, -10));
crd = ls.Resolve(ss);
Assert.AreEqual(crd, new PointF(12, 92));
}
public void PlaceinLocalSystem()
{
var ls = new LocalSystem();
var ss = new StarShip();
ls.Place(ss, new PointF(1, 2));
var crd = ls.Resolve(ss);
Assert.AreEqual(crd, new PointF(1, 2));
ls.Remove(ss);
Assert.IsFalse(ls.Contains(ss));
ls.Place(ss, new PointF(6, 8));
crd = ls.Resolve(ss);
Assert.AreEqual(crd, new PointF(6, 8));
}