public void Create_ShouldCreateNextNewRegistrationNumber_When_Next_Is_Available_And_Are_Gapps_In_Numbers()
{
const int nextAvailableNumber = 99999;
string expectedRegistrationNumber = $"1-0{nextAvailableNumber}";
var unavailableNumbers = RegistrationNumbersGenerator.Generate(limit: nextAvailableNumber);
var sut = RegistrationNumber.Create(unavailableNumbers);
Assert.AreEqual(expectedRegistrationNumber, sut.FirstPart + sut.SecondPart);
}
public void Create_ShouldCreateFirstMissingAvailableRegistrationNumber_When_Are_Gapps_In_Numbers_And_RegistrationNumbers_Reached_Max()
{
int firstAvailableNumber = 423;
int[] missingRegistrationNumbers = new int[] { firstAvailableNumber, 23441 };
string expectedRegistrationNumber = $"1-000{firstAvailableNumber}";
var unavailableNumbers = RegistrationNumbersGenerator.Generate(numbersToSkip: missingRegistrationNumbers);
var sut = RegistrationNumber.Create(unavailableNumbers);
Assert.AreEqual(expectedRegistrationNumber, sut.FirstPart + sut.SecondPart);
}
public void Create_ShouldThrowRegistrationNumbersReachedMaxException_When_RegistrationNumber_Reached_Max()
{
var unavailableNumbers = RegistrationNumbersGenerator.Generate();
Assert.Throws <RegistrationNumbersReachedMaxException>(() => RegistrationNumber.Create(unavailableNumbers));
}