public void DispatchWithValidCommandSetShouldTransmitCorrectData()
{
var establishGrid = new EstablishGridCommand("5 5");
var confirmPosition = new ConfirmPositionCommand("1 2 N");
var move = new MoveCommand("LMRM");
var commandSet = new CommandSet(establishGrid, confirmPosition, move);
var guidance = new MockRoverGuidance(cs =>
{
Assert.IsNotNull(commandSet);
Assert.AreEqual(establishGrid.Instructions, commandSet.EstablishGrid.Instructions);
Assert.AreEqual(establishGrid.Grid.Width, commandSet.EstablishGrid.Grid.Width);
Assert.AreEqual(establishGrid.Grid.Height, commandSet.EstablishGrid.Grid.Height);
Assert.AreEqual(confirmPosition.Instructions, commandSet.ConfirmPosition.Instructions);
Assert.AreEqual(confirmPosition.Coordinates.X, commandSet.ConfirmPosition.Coordinates.X);
Assert.AreEqual(confirmPosition.Coordinates.Y, commandSet.ConfirmPosition.Coordinates.Y);
Assert.AreEqual(confirmPosition.Heading, commandSet.ConfirmPosition.Heading);
Assert.AreEqual(move.Instructions, commandSet.Move.Instructions);
Assert.AreEqual(move.Moves.Count, commandSet.Move.Moves.Count);
Assert.AreEqual(move.Moves[0], commandSet.Move.Moves[0]);
Assert.AreEqual(move.Moves[1], commandSet.Move.Moves[1]);
Assert.AreEqual(move.Moves[2], commandSet.Move.Moves[2]);
Assert.AreEqual(move.Moves[3], commandSet.Move.Moves[3]);
}, p => new Point(2, 1), h => Heading.North);
var listener = new MockCommandSetListener(m =>
{
Assert.AreEqual("2 1 N", m);
});
var dispatcher = new LocalCommandSetDispatcher(guidance, listener);
dispatcher.Dispatch(commandSet);
}
public void InstructionsWithNegativeYValueShouldThrowException()
{
var instructions = "4 -5 N";
Assert.ThrowsException <ArgumentException>(() =>
{
var command = new ConfirmPositionCommand(instructions);
});
}
public void InstructionsWithIncorrectlyFormattedHeadingValueShouldThrowException()
{
var instructions = "4 5 6";
Assert.ThrowsException <ArgumentException>(() =>
{
var command = new ConfirmPositionCommand(instructions);
});
}
public void InstructionsWithFourValuesShouldThrowException()
{
var instructions = "4 5 N E";
Assert.ThrowsException <ArgumentException>(() =>
{
var command = new ConfirmPositionCommand(instructions);
});
}
public void InstructionsWithNullValueShouldThrowException()
{
string instructions = null;
Assert.ThrowsException <ArgumentException>(() =>
{
var command = new ConfirmPositionCommand(instructions);
});
}
public void NullMoveShouldThrowException()
{
var establishGrid = new EstablishGridCommand("5 5");
var confirmPosition = new ConfirmPositionCommand("1 2 N");
Assert.ThrowsException <ArgumentNullException>(() =>
{
var commandSet = new CommandSet(establishGrid, confirmPosition, null);
});
}
public void NullEstablishGridShouldThrowException()
{
var confirmPosition = new ConfirmPositionCommand("1 2 N");
var move = new MoveCommand("LMRM");
Assert.ThrowsException <ArgumentNullException>(() =>
{
var commandSet = new CommandSet(null, confirmPosition, move);
});
}
public void PositionAtOriginShouldCreateObjectSuccessfully()
{
var instructions = "0 0 S";
var command = new ConfirmPositionCommand(instructions);
Assert.IsNotNull(command);
Assert.AreEqual(instructions, command.Instructions);
Assert.AreEqual(0, command.Coordinates.X);
Assert.AreEqual(0, command.Coordinates.Y);
Assert.AreEqual(Heading.South, command.Heading);
}
public void CorrectInstructionsShouldCreateObjectSuccessfully()
{
var instructions = "4 5 N";
var command = new ConfirmPositionCommand(instructions);
Assert.IsNotNull(command);
Assert.AreEqual(instructions, command.Instructions);
Assert.AreEqual(4, command.Coordinates.X);
Assert.AreEqual(5, command.Coordinates.Y);
Assert.AreEqual(Heading.North, command.Heading);
}
public void MoveWithMoveCommandGoingPastYMaximumShouldThrowException()
{
var establishGrid = new EstablishGridCommand("5 5");
var confirmPosition = new ConfirmPositionCommand("1 2 N");
var move = new MoveCommand("MMMMM");
var commandSet = new CommandSet(establishGrid, confirmPosition, move);
var guidance = new LocalRoverGuidance();
Assert.ThrowsException <ArgumentOutOfRangeException>(() =>
{
guidance.Move(commandSet);
});
}
public void MoveWithNoMovesShouldHaveCorrectPositionAndHeading()
{
var establishGrid = new EstablishGridCommand("5 5");
var confirmPosition = new ConfirmPositionCommand("1 2 N");
var move = new MoveCommand("");
var commandSet = new CommandSet(establishGrid, confirmPosition, move);
var guidance = new LocalRoverGuidance();
guidance.Move(commandSet);
Assert.AreEqual(1, guidance.Coordinates.X);
Assert.AreEqual(2, guidance.Coordinates.Y);
Assert.AreEqual(Heading.North, guidance.Heading);
}
public void CorrectArgumentsShouldCreateObjectSuccessfully()
{
var establishGrid = new EstablishGridCommand("5 5");
var confirmPosition = new ConfirmPositionCommand("1 2 N");
var move = new MoveCommand("LMRM");
var commandSet = new CommandSet(establishGrid, confirmPosition, move);
Assert.IsNotNull(commandSet);
Assert.AreEqual(establishGrid.Instructions, commandSet.EstablishGrid.Instructions);
Assert.AreEqual(establishGrid.Grid.Width, commandSet.EstablishGrid.Grid.Width);
Assert.AreEqual(establishGrid.Grid.Height, commandSet.EstablishGrid.Grid.Height);
Assert.AreEqual(confirmPosition.Instructions, commandSet.ConfirmPosition.Instructions);
Assert.AreEqual(confirmPosition.Coordinates.X, commandSet.ConfirmPosition.Coordinates.X);
Assert.AreEqual(confirmPosition.Coordinates.Y, commandSet.ConfirmPosition.Coordinates.Y);
Assert.AreEqual(confirmPosition.Heading, commandSet.ConfirmPosition.Heading);
Assert.AreEqual(move.Instructions, commandSet.Move.Instructions);
Assert.AreEqual(move.Moves.Count, commandSet.Move.Moves.Count);
Assert.AreEqual(move.Moves[0], commandSet.Move.Moves[0]);
Assert.AreEqual(move.Moves[1], commandSet.Move.Moves[1]);
Assert.AreEqual(move.Moves[2], commandSet.Move.Moves[2]);
Assert.AreEqual(move.Moves[3], commandSet.Move.Moves[3]);
}
