public void Move_Always_PerformsExpectedWork(string command, int expectedInvocationCount)
{
_gridServiceMock.Setup(x => x.CanMove(It.IsAny <Point>(), It.IsAny <string>(), It.IsAny <char>()))
.Returns(true);
var newPoint = new Point(1, 1);
_gridServiceMock.Setup(x => x.CalculatePosition(It.IsAny <Point>(), It.IsAny <string>(), It.IsAny <char>()))
.Returns(newPoint);
_rover.Move(command);
_gridServiceMock.Verify(x => x.CalculatePosition(It.IsAny <Point>(), It.IsAny <string>(), It.IsAny <char>()), Times.Exactly(expectedInvocationCount));
Assert.Equal(newPoint, _rover.Position);
}
public void MoveFFRFF_Blocked()
{
//Arrange
var start = new Point();
var grid = new Point(10, 10);
var obstacles = new ReadOnlyCollection <Point>(new List <Point>
{
new Point(0, 2)
});
var terrain = new PlanetaryTerrain(grid, obstacles);
var orientation = OrientationEnum.North;
IMovement rover = new PlutoRover(terrain, start, orientation);
const string moveCommand = "FFRFF";
ILocation expectedLocation = new LocationBlocked("", 0, 1, orientation);
//Act
ILocation newLocation = rover.Move(moveCommand);
//Assert
Assert.That(newLocation, Is.Not.Null);
Assert.That(newLocation.X, Is.EqualTo(expectedLocation.X));
Assert.That(newLocation.Y, Is.EqualTo(expectedLocation.Y));
Assert.That(newLocation.Orientation, Is.EqualTo(expectedLocation.Orientation));
}
public void When_ThereAreNoObstaclesInTheWay_Expect_ReportNone()
{
// Arrange
var pluto = new Pluto(100, 100);
var rover = new PlutoRover(pluto, new Position(new Location(0, 0), Orientation.N));
// Act
rover.Move("FF");
// Assert
// Note: not using Fluent assertion (.Should().Be(...)) - it is not compatible with the Option type
Assert.Equal(rover.ObstacleInTheWay, Option.None <Location>());
}
public void When_ThereIsAnObstacleInTheWay_Expect_StopAtTheObstacle()
{
// Arrange
var pluto = new Pluto(100, 100, new [] { new Location(0, 2) });
var rover = new PlutoRover(pluto, new Position(new Location(0, 0), Orientation.N));
// Act
rover.Move("FF");
// Assert
rover.Position.ToString()
.Should().Be("0,1,N");
}
public void When_ThereIsAnObstacleInTheWay_Expect_ReportTheObstacleLocation()
{
// Arrange
var obstacleLocation = new Location(0, 2);
var pluto = new Pluto(100, 100, new [] { obstacleLocation });
var rover = new PlutoRover(pluto, new Position(new Location(0, 0), Orientation.N));
// Act
rover.Move("FF");
// Assert
// Note: not using Fluent assertion (.Should().Be(...)) - it is not compatible with the Option type
Assert.Equal(rover.ObstacleInTheWay, Option.Some(obstacleLocation));
}
private void RunCommand(
string initialPosition,
string command,
string expectedFinalPosition,
int plutoWidth = 100,
int plutoHeight = 100)
{
// Arrange
var pluto = new Pluto(plutoWidth, plutoHeight);
var rover = new PlutoRover(pluto, new Position(initialPosition));
// Act
rover.Move(command);
// Assert
rover.Position.ToString()
.Should().Be(expectedFinalPosition);
}
public void TurnRight_OrientatedNorth()
{
//Arrange
var start = new Point();
var grid = new Point(10, 10);
var terrain = new PlanetaryTerrain(grid, new ImmutableArray <Point>());
var orientation = OrientationEnum.North;
IMovement rover = new PlutoRover(terrain, start, orientation);
const string moveCommand = Movement.TurnRight;
ILocation expectedLocation = new Location(start.X, start.Y, OrientationEnum.East);
//Act
ILocation newLocation = rover.Move(moveCommand);
//Assert
Assert.That(newLocation, Is.Not.Null);
Assert.That(newLocation.X, Is.EqualTo(expectedLocation.X));
Assert.That(newLocation.Y, Is.EqualTo(expectedLocation.Y));
Assert.That(newLocation.Orientation, Is.EqualTo(expectedLocation.Orientation));
}
public void MoveForward_StartAtGridBoundary_OrientatedEast_WrapAround()
{
//Arrange
var grid = new Point(10, 10);
var start = new Point(grid.X, PlutoRover.ROOT_Y);
var terrain = new PlanetaryTerrain(grid, new ImmutableArray <Point>());
var orientation = OrientationEnum.East;
IMovement rover = new PlutoRover(terrain, start, orientation);
const string moveCommand = Movement.Forwards;
ILocation expectedLocation = new Location(PlutoRover.ROOT_X, start.Y, orientation);
//Act
ILocation newLocation = rover.Move(moveCommand);
//Assert
Assert.That(newLocation, Is.Not.Null);
Assert.That(newLocation.X, Is.EqualTo(expectedLocation.X));
Assert.That(newLocation.Y, Is.EqualTo(expectedLocation.Y));
Assert.That(newLocation.Orientation, Is.EqualTo(expectedLocation.Orientation));
}
public void MoveFFRFF_RequirementsExample()
{
//Arrange
var start = new Point();
var grid = new Point(100, 100);
var terrain = new PlanetaryTerrain(grid, new ImmutableArray <Point>());
var orientation = OrientationEnum.North;
IMovement rover = new PlutoRover(terrain, start, orientation);
const string moveCommand = "FFRFF";
ILocation expectedLocation = new Location(2, 2, OrientationEnum.East);
//Act
ILocation newLocation = rover.Move(moveCommand);
//Assert
Assert.That(newLocation, Is.Not.Null);
Assert.That(newLocation.X, Is.EqualTo(expectedLocation.X));
Assert.That(newLocation.Y, Is.EqualTo(expectedLocation.Y));
Assert.That(newLocation.Orientation, Is.EqualTo(expectedLocation.Orientation));
}