public void Add_ShouldAddCorrectItem()
{
IAirConditioner airConditioner = new StationaryAirConditioner("Toshiba","EX100",EnergyEfficiencyRating.B, 1000);
Assert.AreEqual(0, this.Repository.Count);
this.Repository.Add(airConditioner);
Assert.AreSame(airConditioner,this.Repository.GetItem(airConditioner.Manufacturer, airConditioner.Model),"Expected air conditioner did not match!");
}
public void Add_ShouldAddItemOnlyOnce()
{
IAirConditioner airConditioner = new StationaryAirConditioner("Toshiba", "EX100", EnergyEfficiencyRating.B, 1000);
Assert.AreEqual(0,this.Repository.Count);
this.Repository.Add(airConditioner);
Assert.AreEqual(1,this.Repository.Count);
}
public void Add_WithDuplicatedItem_ShouldThrowCorrectDuplicateEntryException()
{
IAirConditioner airConditioner = new StationaryAirConditioner("Toshiba", "EX100", EnergyEfficiencyRating.B, 1000);
IAirConditioner airConditioner2 = new StationaryAirConditioner("Toshiba", "EX100", EnergyEfficiencyRating.B, 1000);
this.Repository.Add(airConditioner);
this.Repository.Add(airConditioner2);
try
{
this.Repository.Add(airConditioner2);
}
catch (DuplicateEntryException ex)
{
Assert.AreEqual(string.Format(Constants.DuplicateEntry), ex.Message, "Expected message did not match!");
throw new DuplicateEntryException(Constants.DuplicateEntry);
}
}
public string RegisterStationaryAirConditioner(string manufacturer, string model, string energyEfficiencyRating, int powerUsage)
{
EnergyEfficiencyRating rating;
try
{
rating =
(EnergyEfficiencyRating)Enum.Parse(typeof(EnergyEfficiencyRating), energyEfficiencyRating);
}
catch (ArgumentException ex)
{
throw new ArgumentException(Constants.IncorrectEnergyEfficiencyRating, ex);
}
IAirConditioner airConditioner = new StationaryAirConditioner(manufacturer, model, rating, powerUsage);
this.Database.AirConditioners.Add(airConditioner);
return string.Format(Constants.RegisterAirConditioner, airConditioner.Model, airConditioner.Manufacturer);
}
