public void TuplesLoadFromFile()
{
// rule DTO
var car = new CarDTO
{
Make = "Ford",
Year = 2010,
Model = "Expedition",
AskingPrice = 10000.0000m,
SellingPrice = 9000.0000m
};
var salesperson = new SalesPersonDTO
{
State = "PA",
IsManager = true,
MaximumDiscount = 1000.0000m
};
// Load all rules applied to the user type.
var re = new TupleRuleEngine();
var xd = new XmlDocument();
xd.Load(@"C:\development\RuleEngine\TinyTuleEngineUnitTest\TupleRuleEngineTest\RuleSetTuple.xml");
re.LoadRulesFromElementList<CarDTO,SalesPersonDTO>(xd, "/rules/rule");
Func<CarDTO, SalesPersonDTO, bool> fordSaleApproverWithSalesPersonInfo = re.GetRule<CarDTO,SalesPersonDTO>("FordSaleApproverWithSalesPersonInfo").Compile();
Assert.AreEqual(true, fordSaleApproverWithSalesPersonInfo(car, salesperson));
}
public void TuplesBasicOperatorTest()
{
// rule DTO #1
var car = new CarDTO
{
Make = "Ford",
Year = 2010,
Model = "Expedition",
AskingPrice = 10000.0000m,
SellingPrice = 9000.0000m
};
// rule DTO #2
var salesperson = new SalesPersonDTO
{
State = "PA",
IsManager = true,
MaximumDiscount = 1000.0000m
};
// programatic mix in of claims rule and rule against the DTO user
var carRule1 = new Rule("Year", "2010", "GreaterThanOrEqual","CarDTO");
var salePersonRule1 = new Rule("State", "PA", "Equals", "SalesPersonDTO");
var salePersonRule2 = new Rule("IsManager", "true", "Equals", "SalesPersonDTO");
var re = new TupleRuleEngine();
// Compile the rules as a seperate step
Expression<Func<CarDTO, SalesPersonDTO, bool>> carRule1Expression = re.GetExpression<CarDTO, SalesPersonDTO>(carRule1);
Expression<Func<CarDTO, SalesPersonDTO, bool>> salePersonRuleExpression1 = re.GetExpression<CarDTO, SalesPersonDTO>(salePersonRule1);
Expression<Func<CarDTO, SalesPersonDTO, bool>> salePersonRuleExpression2 = re.GetExpression<CarDTO, SalesPersonDTO>(salePersonRule2);
Expression<Func<CarDTO, SalesPersonDTO, bool>> compositeRule
= carRule1Expression.Or(salePersonRuleExpression1).Or(salePersonRuleExpression2);
Assert.AreEqual(true, compositeRule.Compile()(car, salesperson));
}
