public void CalculateTax_InvalidCountry()
{
// Arrange
var factory = new MockAccessorFactory();
var manager = new TaxManager(factory);
// Act
var result = manager.CalculateTax("Z");
// Assert
Assert.AreEqual(-1.00m, result);
}
public void CalculateTax_Successful()
{
// Arrange
var subTotal = new MockSubtotal();
subTotal.subtotal = 100.00m;
var taxRate = new MockTaxRate();
taxRate.taxRate = 0.09m;
var factory = new MockAccessorFactory();
factory.MockSubtotal = subTotal;
factory.MockTaxRate = taxRate;
var manager = new TaxManager(factory);
// Act
var result = manager.CalculateTax("US");
// Assert
Assert.AreEqual(9.00m, result);
}
