public async Task <decimal> CalculateInterest(IInterestRateQueryApi interestRateQueryApi)
{
var interestRate = await interestRateQueryApi.GetInterestRateAsync();
var simpleInterest =
Decimal.Multiply(Amount, (decimal)Math.Pow((double)(1 + interestRate), Months));
return(simpleInterest.TruncateInTwoPlaces());
}
public async Task Test_Some_Http_Calling_Method()
{
using var httpTest = new HttpTest();
var result = await _interestRateQueryApi.GetInterestRateAsync();
httpTest
.ShouldHaveCalled(
$"{_interestRateApiQueryConfigMock.Value.Host}/{_interestRateApiQueryConfigMock.Value.Path}")
.With(x => x.Response.IsSuccessStatusCode)
.WithVerb(HttpMethod.Get)
.Times(1);
result.Should().NotBe(null).And.BeOfType(typeof(decimal));
}