public void ValidateUnitTest()
{
MinIncomeRule rule = new MinIncomeRule(12001);
rule.income = 12000;
Assert.IsFalse(rule.Validate());
rule.income = 12001;
Assert.IsTrue(rule.Validate());
rule.income = 12002;
Assert.IsTrue(rule.Validate());
}
private IRule LoadRule(XElement element)
{
IRule rule = null;
switch (element.Name.LocalName)
{
case MIN_AGE_RULE_KEY:
rule = new MinAgeRule(int.Parse(element.Value));
break;
case MAX_AGE_RULE_KEY:
rule = new MaxAgeRule(int.Parse(element.Value));
break;
case MIN_INCOME_RULE_KEY:
rule = new MinIncomeRule(int.Parse(element.Value));
break;
case STUDENT_RULE_KEY:
rule = new StudentRule();
break;
case INCLUDE_ONE_OF_PRODUCTS_RULE_KEY:
List <string> productsList = new List <string>();
IEnumerator <XElement> productIDs = element.Elements().GetEnumerator();
while (productIDs.MoveNext())
{
if (productIDs.Current.Name.LocalName == PRODUCT_ID_KEY)
{
productsList.Add(productIDs.Current.Value);
}
}
rule = new IncludeOneOfProductsRule(productsList);
break;
default:
break;
}
return(rule);
}
public static bool Validate(List <IRule> rules, int age, bool isStudent, int income, List <string> products)
{
bool isEligibleBundle = true;
for (int i = 0; i < rules.Count && isEligibleBundle; ++i)
{
switch (rules[i].Type)
{
case RuleType.MaxAge:
MaxAgeRule maxAgeRule = (MaxAgeRule)rules[i];
maxAgeRule.age = age;
break;
case RuleType.MinAge:
MinAgeRule minAgeRule = (MinAgeRule)rules[i];
minAgeRule.age = age;
break;
case RuleType.MinIncome:
MinIncomeRule minIncomeRule = (MinIncomeRule)rules[i];
minIncomeRule.income = income;
break;
case RuleType.Student:
((StudentRule)rules[i]).isStudent = isStudent;
break;
case RuleType.IncludeOneOfProducts:
((IncludeOneOfProductsRule)rules[i]).products = products;
break;
default:
break;
}
isEligibleBundle &= rules[i].Validate();
}
return(isEligibleBundle);
}
