public void TestTurnRight()
{
Dictionary <Point, long> scaffolding = new Dictionary <Point, long>();
ScaffoldPathBuilder spb = new ScaffoldPathBuilder();
ScaffoldPathBuilder.Direction dir = ScaffoldPathBuilder.Direction.Up;
dir = spb.TurnRight(dir);
Assert.That(dir, Is.EqualTo(ScaffoldPathBuilder.Direction.Right));
dir = spb.TurnRight(dir);
Assert.That(dir, Is.EqualTo(ScaffoldPathBuilder.Direction.Down));
dir = spb.TurnRight(dir);
Assert.That(dir, Is.EqualTo(ScaffoldPathBuilder.Direction.Left));
dir = spb.TurnRight(dir);
Assert.That(dir, Is.EqualTo(ScaffoldPathBuilder.Direction.Up));
}
public void TestMoveForward()
{
Dictionary <Point, long> scaffolding = new Dictionary <Point, long>();
ScaffoldPathBuilder spb = new ScaffoldPathBuilder();
Point pos = new Point(0, 0);
ScaffoldPathBuilder.Direction dir = ScaffoldPathBuilder.Direction.Up;
scaffolding[new Point(0, -1)] = 35;
scaffolding[new Point(0, -2)] = 35;
scaffolding[new Point(0, -3)] = 35;
scaffolding[new Point(0, -4)] = 35;
long steps = spb.MoveForward(scaffolding, ref pos, dir);
Assert.That(steps, Is.EqualTo(4));
Assert.That(pos.X, Is.EqualTo(0));
Assert.That(pos.Y, Is.EqualTo(-4));
}