public void Should_calculate_rate_on_initial_value_correctly()
{
//Arrange
var controller = new CalculatorController(_logger.Object);
var initialValue = _faker.Random.Decimal(100, 10000);
var period = _faker.Random.Int(1, 120);
//Act
var response = controller.GetCalculator(initialValue, period);
//Assert
var expectedValue = Math.Round(initialValue * Convert.ToDecimal(Math.Pow((double)(1 + RateConstants.RateBase), period)), 2, MidpointRounding.ToZero);
Assert.Equal(expectedValue, response);
//Dispose
controller.Dispose();
}