public async System.Threading.Tasks.Task WhenPremiumQuoteIsNull_ThenResultShouldBeNull()
{
PremiumQuoteModel premiumQuote = null;
var result = await _premiumCalculationService.CalculatePremiumAsync(premiumQuote);
result.Should().BeNull();
}
public async System.Threading.Tasks.Task WhenPremiumQuoteValuesAreZero_ThenPremiumShouldBeZero()
{
var premiumQuote = new PremiumQuoteModel();
var result = await _premiumCalculationService.CalculatePremiumAsync(premiumQuote);
result.Should().NotBeNull();
result.Premium.Should().Be(0);
}
public async System.Threading.Tasks.Task WhenPremiumQuoteRatingIsInvalid_ThenPremiumShouldBeZero()
{
var premiumQuote = new PremiumQuoteModel()
{
Amount = 10, DOB = "01/01/2000", OccupationRating = 0
};
var result = await _premiumCalculationService.CalculatePremiumAsync(premiumQuote);
premiumQuote.OccupationRating = 10;
var result2 = await _premiumCalculationService.CalculatePremiumAsync(premiumQuote);
result.Should().NotBeNull();
result.Premium.Should().Be(0);
result2.Should().NotBeNull();
result2.Premium.Should().Be(0);
}
public async Task <PremiumQuoteModel> CalculatePremiumAsync(PremiumQuoteModel premiumQuote)
{
if (premiumQuote is null)
{
return(await Task.FromResult(premiumQuote));
}
premiumQuote.Premium = 0;
premiumQuote.Msg = string.Empty;
var age = 0;
if (DateTime.TryParseExact(premiumQuote.DOB, "dd/MM/yyyy",
System.Globalization.CultureInfo.InvariantCulture, System.Globalization.DateTimeStyles.None,
out var value))
{
age = (DateTime.Today - value).Days / 365;
}
else
{
age = premiumQuote.Age;
}
premiumQuote.Age = age;
if (age < 18 || age > 100)
{
premiumQuote.Msg = "Invalid age";
return(await Task.FromResult(premiumQuote));
}
var rating = await _occupationRatingService.OccupationRatingFactorAsync(premiumQuote.OccupationRating);
var premium = (premiumQuote.Amount * rating * age) / 1000 * 12;
premiumQuote.Premium = premium;
return(await Task.FromResult(premiumQuote));
}
public Task <PremiumQuoteModel> CalculatePremiumAsync(PremiumQuoteModel premiumQuote)
{
var age = 0;
if (DateTime.TryParseExact(premiumQuote.DOB, "dd/MM/yyyy",
System.Globalization.CultureInfo.InvariantCulture, System.Globalization.DateTimeStyles.None,
out var value))
{
age = (DateTime.Today - value).Days / 365;
}
else
{
age = premiumQuote.Age;
}
var rating = premiumQuote.OccupationRating >= 1 && premiumQuote.OccupationRating <= 4 ?
OccupationRatingFactor[premiumQuote.OccupationRating - 1] : 0;
var premium = (premiumQuote.Amount * rating * age) / 1000 * 12;
premiumQuote.Age = age;
premiumQuote.Premium = premium;
return(Task.FromResult <PremiumQuoteModel>(premiumQuote));
}
public async Task <IActionResult> Get([FromQuery] PremiumQuoteModel premiumQuote)
{
var premium = await _premiumCalculationService.CalculatePremiumAsync(premiumQuote);
return(Ok(premium));
}
