public void CalculateAndDisplayE_GivenAllNeededVariables(bool advance, double m, double n, double p, double k0, double kn, double expectedE)
{
// Arrange
var mockObjects = MockFactories.GetMockObjects();
var vm = MockFactories.FinCalcViewModelWithCalculatorImplementationFactory(mockObjects);
// Since I am sharing the test data with the plain calculation tests I have to manually adjust this value:
expectedE *= -1;
// Act
if (advance)
{
FinCalcViewModelHelper.ExecuteDummyAction(vm, Ca.ToggleAdv);
}
FinCalcViewModelHelper.SetFinancialValue(vm, m, CommandWord.SetRatesPerAnnum);
FinCalcViewModelHelper.SetFinancialValue(vm, n, CommandWord.SetYears);
FinCalcViewModelHelper.SetFinancialValue(vm, p, CommandWord.SetNominalInterestRate);
FinCalcViewModelHelper.SetFinancialValue(vm, k0, CommandWord.SetStart);
FinCalcViewModelHelper.SetFinancialValue(vm, kn, CommandWord.SetEnd);
vm.RatePressedCommand.Execute(false);
// Assert
vm.DisplayNumber.Should().BeApproximately(expectedE, this.Tolerance);
}
public void CalculateAndDisplayN_GivenAllNeededVariables(double m, double p, double k0, double e, double kn, double expectedN)
{
// Arrange
var mockObjects = MockFactories.GetMockObjects();
var vm = MockFactories.FinCalcViewModelWithCalculatorImplementationFactory(mockObjects);
// Act
FinCalcViewModelHelper.SetFinancialValue(vm, m, CommandWord.SetRatesPerAnnum);
FinCalcViewModelHelper.SetFinancialValue(vm, p, CommandWord.SetNominalInterestRate);
FinCalcViewModelHelper.SetFinancialValue(vm, k0, CommandWord.SetStart);
FinCalcViewModelHelper.SetFinancialValue(vm, e, CommandWord.SetRate);
FinCalcViewModelHelper.SetFinancialValue(vm, kn, CommandWord.SetEnd);
vm.YearsPressedCommand.Execute(false);
// Assert
vm.DisplayNumber.Should().BeApproximately(expectedN, this.Tolerance);
}
