public void IsClosedIfHasAllTheWallsTest()
{
var cell = new Cell();
Assert.IsTrue(cell.HasWall(Direction.N));
Assert.IsTrue(cell.HasWall(Direction.E));
Assert.IsTrue(cell.HasWall(Direction.S));
Assert.IsTrue(cell.HasWall(Direction.W));
Assert.IsTrue(cell.IsClosed());
}
public void OnCarveOnDirectionOnlyThatWallDisapears()
{
var directions = new[] { Direction.N, Direction.E, Direction.W, Direction.S };
foreach (var direction in directions)
{
var carved = new Cell().Carve(direction);
foreach (var testDirection in directions)
{
Assert.IsTrue(carved.HasWall(testDirection) == (direction != testDirection));
}
}
}