public void TryMoveAhead_NullPosition_ThrowArgumentNullException()
{
//Arrange
ICardinalDirectionManager cardinalDirectionManager = new EastManager();
//Act and Assert
var exception = Assert.Throws <ArgumentNullException>(() => cardinalDirectionManager.TryMoveAhead(null));
Assert.AreEqual("Value cannot be null. (Parameter 'position')", exception.Message);
}
public void TurnLeft_FromEast_ToNorth()
{
//Arrange
ICardinalDirectionManager cardinalDirectionManager = new EastManager();
//Act
ICardinalDirectionManager leftFacing = cardinalDirectionManager.TurnLeft();
//Assert
Assert.AreEqual(CardinalDirection.NORTH, leftFacing.CardinalDirection);
}
public void TurnRight_FromEast_ToSouth()
{
//Arrange
ICardinalDirectionManager cardinalDirectionManager = new EastManager();
//Act
ICardinalDirectionManager rightFacing = cardinalDirectionManager.TurnRight();
//Assert
Assert.AreEqual(CardinalDirection.SOUTH, rightFacing.CardinalDirection);
}
public void CardinalDirection_ReadCardinalDirection_East()
{
//Arrange
ICardinalDirectionManager cardinalDirectionManager = new EastManager();
//Act
CardinalDirection cardinalDirection = cardinalDirectionManager.CardinalDirection;
//Assert
Assert.AreEqual(CardinalDirection.EAST, cardinalDirection);
}
public void TryMoveAhead_FromEastestPosition_DontMove()
{
//Arrange
var currentPosition = new Position(4, 0);
ICardinalDirectionManager cardinalDirectionManager = new EastManager();
//Act
Position finalPosition = cardinalDirectionManager.TryMoveAhead(currentPosition);
//Assert
Assert.AreEqual(4, finalPosition.X);
Assert.AreEqual(0, finalPosition.Y);
}
public void TryMoveAhead_FromNotBorderPosition_IncreaseX()
{
//Arrange
var currentPosition = new Position(1, 1);
ICardinalDirectionManager cardinalDirectionManager = new EastManager();
//Act
Position finalPosition = cardinalDirectionManager.TryMoveAhead(currentPosition);
//Assert
Assert.AreEqual(2, finalPosition.X);
Assert.AreEqual(1, finalPosition.Y);
}
