/// <summary>
/// Gets list of all Starships with Resupply count for given distance.
/// </summary>
/// <param name="distance">The distance to destination planet in megalights.</param>
public async Task <List <StarshipDto> > GetAllWithResupplyCountAsync(ulong distance)
{
if (distance <= 0)
{
throw new ArgumentException("Distance cannot be less than zero", nameof(distance));
}
// get all starships
var starships = await this.GetAllAsync();
// calculate the resupply count for each starship in the list
var starshipListDto = from starship in starships
select new StarshipDto
{
// TODO: Auto Mapper could be used for object to object mapping.
Name = starship.Name,
Model = starship.Model,
StarshipClass = starship.StarshipClass,
Manufacturer = starship.Manufacturer,
CostInCredits = starship.CostInCredits,
Length = starship.Length,
Crew = starship.Crew,
Passengers = starship.Passengers,
MaxAtmospheringSpeed = starship.MaxAtmospheringSpeed,
HyperdriveRating = starship.HyperdriveRating,
MGLT = starship.MGLT,
CargoCapacity = starship.CargoCapacity,
Consumables = starship.Consumables,
ResupplyCount = StarshipManager.CalculateResupplyCount(distance, starship.MGLT, starship.Consumables)
};
return(starshipListDto.ToList());
}
public void CalculateResupplyCount_InvalidInputs_ThrowsExceptions()
{
// Assert
Assert.Throws <ArgumentException>(() => StarshipManager.CalculateResupplyCount(0, null, null));
Assert.Throws <ArgumentNullException>(() => StarshipManager.CalculateResupplyCount(1, null, null));
Assert.Throws <ArgumentNullException>(() => StarshipManager.CalculateResupplyCount(1, string.Empty, null));
Assert.Throws <ArgumentNullException>(() => StarshipManager.CalculateResupplyCount(1, null, string.Empty));
Assert.Throws <ArgumentNullException>(() => StarshipManager.CalculateResupplyCount(1, string.Empty, string.Empty));
Assert.Throws <FormatException>(() => StarshipManager.CalculateResupplyCount(1, "123456a", "12 seconds"));
Assert.Throws <ArgumentException>(() => StarshipManager.CalculateResupplyCount(1, "123456", "12 seconds"));
}
public void CalculateResupplyCount_ValidInputs_ReturnsResupplyCount()
{
// Arrange
ulong expectedResult = 74;
ulong distance = 1000000;
string megalight = "80";
string consumables = "1 week";
// Act
ulong actualResult = StarshipManager.CalculateResupplyCount(distance, megalight, consumables);
// Assert
Assert.Equal(expectedResult, actualResult);
}
