/// <summary>
/// Test that when the AppyPromotionRule called, the <c>Product</c> properties are updated appropriately
/// with the given <c>IPromotionPricingRule</c> properties
/// is null
/// </summary>
public void TestAppyPromotionRuleUpdatesProductWithRuleProperties( )
{
var product = new StockKeepingUnit("A", 5);
var promoRule = new SpecialPricingRule("Test", 20, 0, 0);
product.AppyPromotionRule(promoRule);
Assert.AreEqual(20, product.Price);
Assert.IsTrue(product.IsPromoProduct);
Assert.IsTrue(product.Name.Equals("A"));
Assert.IsNotNull(product.CurrentPromoPricingRule);
}
/// <summary>
/// Test that when the EndPromo called, the <c>Product</c> properties are re-initialised with the given price
/// with the given <c>IPromotionPricingRule</c> properties
/// is null
/// </summary>
public void TestEndPromoReinitialisedProductWithGivenPrice( )
{
var product = new StockKeepingUnit("A", 5);
var promoRule = new SpecialPricingRule("Test", 40, 0, 0);
product.AppyPromotionRule(promoRule);
// Now end the promo
product.EndPromo(6);
Assert.AreEqual(6, product.Price);
Assert.IsFalse(product.IsPromoProduct);
Assert.IsTrue(product.Name.Equals("A"));
Assert.IsNull(product.CurrentPromoPricingRule);
}
public void TestApplyPromoThrowsIfRuleIsNull( )
{
var product = new StockKeepingUnit("A", 5);
product.AppyPromotionRule(null);
}