public void CreateShip_WhenOneDimensionShipIsValid_ReturnsCorrectShip(OneDimensionShip oneDimensionShip, Ship expectedShip)
{
// Arrange
var sutShipFactory = new ShipFactory();
// Act
var result = sutShipFactory.CreateShip(oneDimensionShip);
// Assert
result.Should().Be(expectedShip);
}
public void CreateShip_WhenOneDimensionShipIsNull_ThrowsArgumentNullException()
{
// Arrange
var sutShipFactory = new ShipFactory();
OneDimensionShip oneDimensionShip = null;
// Act
Action action = () => sutShipFactory.CreateShip(oneDimensionShip);
// Assert
action.Should().ThrowExactly <ArgumentNullException>();
}
public void CreateShip_WhenOneDimensionShipLengthHasANegativeComponent_ThrowsArgumentException(Position position)
{
// Arrange
var sutShipFactory = new ShipFactory();
var oneDimensionShip = new OneDimensionShip()
{
Length = 1, StartPosition = position
};
// Act
Action action = () => sutShipFactory.CreateShip(oneDimensionShip);
// Assert
var expectedErrorMessage = $"{nameof(OneDimensionShip.StartPosition)} of {nameof(OneDimensionShip)} argument cannot have a negative coordinate.";
action.Should().ThrowExactly <ArgumentException>()
.And.Message.Should().Be(expectedErrorMessage);
}
public void CreateShip_WhenOneDimensionShipLengthIsZeroOrNegative_ThrowsArgumentException(int shipLength)
{
// Arrange
var sutShipFactory = new ShipFactory();
var oneDimensionShip = new OneDimensionShip()
{
Length = shipLength
};
// Act
Action action = () => sutShipFactory.CreateShip(oneDimensionShip);
// Assert
var expectedErrorMessage = $"The {nameof(OneDimensionShip.Length)} of {nameof(OneDimensionShip)} argument is zero or negative.";
action.Should().ThrowExactly <ArgumentException>()
.And.Message.Should().Be(expectedErrorMessage);
}
