public void CreateAction_GivenValidCommandCandidate_ReturnsType(string candidate, Type expectedType)
{
var commandParser = new CommandParser(candidate);
var strategy = commandParser.CreateAction();
Assert.That(strategy.GetType(), Is.EqualTo(expectedType));
}
public bool TryExecuteCommand(Rover rover, string instruction)
{
var commandParser = new CommandParser(instruction);
var action = commandParser.CreateAction();
rover.SetAction(action);
return(rover.TryMove());
}
public void Translate_GivenCommandCandidate_ChangesPositionTo(
string candidate, CardinalDirection startFacing, int endX, int endY)
{
var startingPosition = new Position(1, 0, startFacing, new Grid());
var translateCommand = new CommandParser(candidate);
var translation = translateCommand.CreateAction();
var endingPosition = translation.Act(startingPosition);
Assert.That(endingPosition.Coordinates, Is.EqualTo(new int[] { endX, endY }));
}
public void Rotate_GivenCommandCandidate_ChangesOrientationTo(
string candidate, CardinalDirection startFacing, CardinalDirection endFacing)
{
var startingPosition = new Position(0, 0, startFacing, new Grid());
var rotateCommand = new CommandParser(candidate);
var rotation = rotateCommand.CreateAction();
var endingPosition = rotation.Act(startingPosition);
Assert.That(endingPosition.Orientation, Is.EqualTo(endFacing));
}
public void CreateAction_GivenValidCommandCandidate_ThrowsException(string candidate, string exceptionMessage)
{
var commandParser = new CommandParser(candidate);
Assert.Throws <ArgumentException>(() => { commandParser.CreateAction(); }, exceptionMessage);
}