public void MoveActionTest()
{
var testCases = new Tuple <Point, Orientation, Point>[]
{
Tuple.Create(new Point(2, 2), Orientation.North, new Point(2, 3)),
Tuple.Create(new Point(2, 2), Orientation.East, new Point(3, 2)),
Tuple.Create(new Point(2, 2), Orientation.South, new Point(2, 1)),
Tuple.Create(new Point(2, 2), Orientation.West, new Point(1, 2)),
};
var move = RoverActionPool.GetAction('M');
Func <Point, Orientation, Point> doMove = (p, o) =>
{
var rover = new Rover(null, p, o);
move.ApplyTo(rover);
return(rover.Position);
};
var result = testCases.Select
(
(c) => Tuple.Create
(
c.Item3,
doMove(c.Item1, c.Item2)
)
);
result.ValidateEquality();
}
public void MoveOutOfBoundryTest()
{
var moveAction = RoverActionPool.GetAction('M');
Plateau plateau =
new Plateau()
.SetSize(6, 8);
var rovers = new Rover[]
{
plateau.DeployRover(1, 5, 'w'),
plateau.DeployRover(2, 6, 'n'),
plateau.DeployRover(3, 5, 'e'),
plateau.DeployRover(2, 4, 's'),
};
foreach (var fo in rovers)
{
moveAction.ApplyTo(fo);
}
for (int fo = 0; fo < 4; fo++)
{
Assert.Throws <InvalidOperationException>(() => moveAction.ApplyTo(rovers[fo]));
for (int foRover = fo + 1; foRover < 4; foRover++)
{
moveAction.ApplyTo(rovers[foRover]);
}
}
}
public void InstructionParseTest()
{
var expected = new IRoverAction[]
{
RoverActionPool.GetAction('L'),
RoverActionPool.GetAction('M'),
RoverActionPool.GetAction('L'),
RoverActionPool.GetAction('M'),
RoverActionPool.GetAction('R'),
};
var actual = "LMLMR".ParseAsInstructions().ToArray();
Assert.Equal(expected, actual);
}
public void TurnActionTest()
{
Rover rover = new Rover(null, Point.Empty, Orientation.North);
Assert.Equal(Orientation.North, rover.Orientation);
var turnRight = RoverActionPool.GetAction('R');
var turnLeft = RoverActionPool.GetAction('L');
turnRight.ApplyTo(rover);
Assert.Equal(Orientation.East, rover.Orientation);
turnRight.ApplyTo(rover);
Assert.Equal(Orientation.South, rover.Orientation);
turnLeft.ApplyTo(rover);
Assert.Equal(Orientation.East, rover.Orientation);
}