public void GivenAnOrderDiscount_WhenIsApplicableOnOrder_ThenShouldReturnTrue()
{
var sut = new OrderDiscount("d", 1);
Assert.IsTrue(sut.IsApplicable(new Order(string.Empty)));
}
public void GivenAnOrderDiscount_WhenIsApplicableOnNonOrder_ThenShouldReturnFalse()
{
var sut = new OrderDiscount("d", 1);
Assert.IsFalse(sut.IsApplicable(new Line(new Bike(string.Empty, string.Empty, 1), 1)));
}