public void ShouldValidateTaxRatePercentage()
{
_optionsMonitorMock.Setup(o => o.CurrentValue).Returns(new AppSettings()
{
TaxRatePercentage = "20"
});
var donationAmountValidationResult = AppSettingsValidator.ValidateTaxRatePercentage(_optionsMonitorMock.Object);
Assert.AreEqual(ValidationResult.Success, donationAmountValidationResult);
}
public void ShouldValidateUnsuccessfulyWhenTaxRateIsNotPresentInAppSettings()
{
_optionsMonitorMock.Setup(o => o.CurrentValue).Returns(new AppSettings()
{
});
var expectedValidationResult = new ValidationResult("Configuration of application does not contain tax rate percentage.");
var donationAmountValidationResult = AppSettingsValidator.ValidateTaxRatePercentage(_optionsMonitorMock.Object);
Assert.AreEqual(expectedValidationResult.ErrorMessage, donationAmountValidationResult.ErrorMessage);
}
