public void Move_ShouldDoNothing_WhenInvalidMovement(int initX, int initY, int orientation)
{
//Arrange
var mockTable = new Mock <RectangularTable>(5, 5);
IRobot robot = new ToyRobotLibrary.Robot.Robot(mockTable.Object);
var positionField = robot.GetType().GetField("_position", BindingFlags.NonPublic | BindingFlags.Instance);
var orientationField = robot.GetType().GetField("_orientation", BindingFlags.NonPublic | BindingFlags.Instance);
var initialPosition = new Position {
x = initX, y = initY
};
positionField.SetValue(robot, initialPosition);
orientationField.SetValue(robot, (Orientation)orientation);
//Act
robot.Move();
//Assert
Assert.Equal((Orientation)orientation, orientationField.GetValue(robot));
Assert.NotNull(positionField.GetValue(robot));
Assert.IsType <Position>(positionField.GetValue(robot));
Assert.Equal(initX, (positionField.GetValue(robot) as Position).x);
Assert.Equal(initY, (positionField.GetValue(robot) as Position).y);
}
public void Move_ShouldSucceed_WhenValidMovement(int initX, int initY, int orientation, int expectedX, int expectedY)
{
//Arrange
var mockTable = new Mock <RectangularTable>(5, 5);
IRobot robot = new ToyRobotLibrary.Robot.Robot(mockTable.Object);
var positionField = robot.GetType().GetField("_position", BindingFlags.NonPublic | BindingFlags.Instance);
var orientationField = robot.GetType().GetField("_orientation", BindingFlags.NonPublic | BindingFlags.Instance);
var isPlacedProperty = robot.GetType().GetProperty("IsPlaced", BindingFlags.Public | BindingFlags.Instance);
positionField.SetValue(robot, new Position {
x = initX, y = initY
});
orientationField.SetValue(robot, (Orientation)orientation);
isPlacedProperty.SetValue(robot, true);
//Act
robot.Move();
//Assert
Assert.Equal((Orientation)orientation, orientationField.GetValue(robot));
//TODO: Implement an overload of the Equals method to simplify these assertions.
Assert.NotNull(positionField.GetValue(robot));
Assert.IsType <Position>(positionField.GetValue(robot));
Assert.Equal(expectedX, (positionField.GetValue(robot) as Position).x);
Assert.Equal(expectedY, (positionField.GetValue(robot) as Position).y);
}
public void GetOrientation_ShouldReturnNullIfNotPlaced()
{
//Arrange
var mockTable = new Mock <RectangularTable>(5, 5);
IRobot robot = new ToyRobotLibrary.Robot.Robot(mockTable.Object);
//Act
var result = robot.GetOrientation();
//Assert
Assert.Null(result);
}
public void Constructor_PositionAndOrientationShouldBeNull_WhenFirstCreated()
{
//Arrange
IRobot robot;
//Act
Exception ex = Record.Exception(() => robot = new ToyRobotLibrary.Robot.Robot(null));
//Assert
Assert.NotNull(ex);
Assert.IsType <ArgumentNullException>(ex);
Assert.Contains("Can't use a robot without a table instance.", ex.Message);
}
public void Rotate_ShouldDoNothingBeforeRobotIsPlaced(int spin)
{
//Arrange
var mockTable = new Mock <RectangularTable>(1, 1);
IRobot robot = new ToyRobotLibrary.Robot.Robot(mockTable.Object);
var orientationField = robot.GetType().GetField("_orientation", BindingFlags.NonPublic | BindingFlags.Instance);
//Act
robot.Rotate((SpinDirection)spin);
//Assert
Assert.Null(orientationField.GetValue(robot));
}
public void Constructor_ShouldSucceed_WhenPassedValidTable()
{
//Arrange
var mockTable = new Mock <RectangularTable>(1, 1);
//Act
IRobot robot = new ToyRobotLibrary.Robot.Robot(mockTable.Object);
//Assert
Assert.NotNull(robot);
Assert.IsAssignableFrom <IRobot>(robot);
Assert.IsType <ToyRobotLibrary.Robot.Robot>(robot);
}
public void Move_ShouldDoNothing_IfNotYetPlaced()
{
//Arrange
var mockTable = new Mock <RectangularTable>(5, 5);
IRobot robot = new ToyRobotLibrary.Robot.Robot(mockTable.Object);
var positionField = robot.GetType().GetField("_position", BindingFlags.NonPublic | BindingFlags.Instance);
var orientationField = robot.GetType().GetField("_orientation", BindingFlags.NonPublic | BindingFlags.Instance);
//Act
robot.Move();
//Assert
Assert.Null(orientationField.GetValue(robot));
Assert.Null(positionField.GetValue(robot));
}
public void GetOrientation_ShouldReturnOrientation(Orientation orientation)
{
//Arrange
var mockTable = new Mock <RectangularTable>(5, 5);
IRobot robot = new ToyRobotLibrary.Robot.Robot(mockTable.Object);
var orientationField = robot.GetType().GetField("_orientation", BindingFlags.NonPublic | BindingFlags.Instance);
var isPlacedProperty = robot.GetType().GetProperty("IsPlaced", BindingFlags.Public | BindingFlags.Instance);
orientationField.SetValue(robot, orientation);
isPlacedProperty.SetValue(robot, true);
//Act
var result = robot.GetOrientation();
//Assert
Assert.NotNull(result);
Assert.IsType <Orientation>(result);
Assert.Equal(orientation, result);
}
public void Constructor_ShouldThrowException_WhenPassedInvalidTable()
{
//Arrange
var mockTable = new Mock <RectangularTable>(1, 1);
IRobot robot;
//Act
robot = new ToyRobotLibrary.Robot.Robot(mockTable.Object);
var positionField = robot.GetType().GetField("_position", BindingFlags.NonPublic | BindingFlags.Instance);
var orientationField = robot.GetType().GetField("_orientation", BindingFlags.NonPublic | BindingFlags.Instance);
var tableField = robot.GetType().GetField("_table", BindingFlags.NonPublic | BindingFlags.Instance);
//Assert
Assert.Null(orientationField.GetValue(robot));
Assert.Null(positionField.GetValue(robot));
Assert.NotNull(tableField.GetValue(robot));
Assert.False(robot.IsPlaced);
}
public void GetPosition_ShouldReturnPosition(int x, int y)
{
//Arrange
var mockTable = new Mock <RectangularTable>(5, 5);
IRobot robot = new ToyRobotLibrary.Robot.Robot(mockTable.Object);
var positionField = robot.GetType().GetField("_position", BindingFlags.NonPublic | BindingFlags.Instance);
var isPlacedProperty = robot.GetType().GetProperty("IsPlaced", BindingFlags.Public | BindingFlags.Instance);
positionField.SetValue(robot, new Position(x, y));
isPlacedProperty.SetValue(robot, true);
//Act
var result = robot.GetPosition();
//Assert
Assert.IsType <Position>(result);
Assert.Equal(x, result.x);
Assert.Equal(y, result.y);
}
public void Rotate_ShouldSucceed_WithSingleSpin(int startingOrientation, int spin, int expectedOrientation)
{
//Arrange
var mockTable = new Mock <RectangularTable>(1, 1);
IRobot robot = new ToyRobotLibrary.Robot.Robot(mockTable.Object);
var positionField = robot.GetType().GetField("_position", BindingFlags.NonPublic | BindingFlags.Instance);
var orientationField = robot.GetType().GetField("_orientation", BindingFlags.NonPublic | BindingFlags.Instance);
var isPlacedProperty = robot.GetType().GetProperty("IsPlaced", BindingFlags.Public | BindingFlags.Instance);
positionField.SetValue(robot, new Position {
x = 0, y = 0
});
orientationField.SetValue(robot, (Orientation)startingOrientation);
isPlacedProperty.SetValue(robot, true);
//Act
robot.Rotate((SpinDirection)spin);
//Assert
Assert.Equal((Orientation)expectedOrientation, orientationField.GetValue(robot));
}
public void Place_ShouldSucceed_WhenPassedValidCoordinatesAndOrientation(int numRows, int numCols, int xPlacement, int yPlacement, int orientationVal)
{
//Arrange
var mockTable = new Mock <RectangularTable>(numRows, numCols);
IRobot robot = new ToyRobotLibrary.Robot.Robot(mockTable.Object);
var placementPosition = new Position {
x = xPlacement, y = yPlacement
};
var positionField = robot.GetType().GetField("_position", BindingFlags.NonPublic | BindingFlags.Instance);
var orientationField = robot.GetType().GetField("_orientation", BindingFlags.NonPublic | BindingFlags.Instance);
//Act
robot.Place(placementPosition, (Orientation)orientationVal);
var positionValue = positionField.GetValue(robot);
var orientationValue = orientationField.GetValue(robot);
//Assert
Assert.Equal(positionValue, placementPosition);
Assert.Equal(orientationValue, (Orientation)orientationVal);
Assert.True(robot.IsPlaced);
}