public RobotEngine(Position startingPosition)
{
if (startingPosition == null)
{
startingPosition = Position.AtX(0).AtY(0);
}
currentAbsolutePosition = startingPosition;
}
public void Can_create_engine_with_start_position_as_current_position(int x, int y)
{
var fixture = new Fixture();
fixture.startingPostion = Position.AtX(x).AtY(y);
var sut = fixture.CreateSUT();
Assert.AreEqual(x, sut.CurrentAbsolutePosition.X, "Inspecting X");
Assert.AreEqual(y, sut.CurrentAbsolutePosition.Y, "Inspecting Y");
}
public void Can_move_robot(int startX, int startY, int deltaX, int deltaY, int expectedX, int expectedY)
{
var fixture = new Fixture();
fixture.startingPostion = Position.AtX(startX).AtY(startY);
var sut = fixture.CreateSUT();
sut.MoveDelta(deltaX, deltaY);
Assert.AreEqual(expectedX, sut.CurrentAbsolutePosition.X, "Inspecting X");
Assert.AreEqual(expectedY, sut.CurrentAbsolutePosition.Y, "Inspecting Y");
}
public void Cannot_conitnue_clean_more_than_grid_limit_east()
{
var fixture = new Fixture();
fixture.Engine = new EngineDouble(
startPosition: Position.AtX(0).AtY(0),
validPositionEvaluator: p => p.X < 5);
var sut = fixture.CreateSUT();
sut.CleanEast(10);
Assert.AreEqual(5, sut.CleanedStations);
}
public void Can_report_clean_if_robot_could_clean_south()
{
var fixture = new Fixture();
fixture.Engine = new EngineDouble(
startPosition: Position.AtX(0).AtY(0),
validPositionEvaluator: p => true,
cleaningAtPositionEvaluator: p => p.Y > -5);
var sut = fixture.CreateSUT();
sut.CleanSouth(10);
Assert.AreEqual(5, sut.CleanedStations);
}
public EngineDouble() : this(Position.AtX(0).AtY(0), p => true, p => true)
{
}
