public static void SetChain(this ParcelRuleCollection rules)
{
for (int i = 0; i < rules.ParcelRules.Count() - 1; i++)
{
rules.ParcelRules.ElementAt(i).SetNextRule(rules.ParcelRules.ElementAt(i + 1));
}
}
public void ProcessRule_returns_correct_values(Parcel parcel, decimal cost)
{
//Given
var rules = new ParcelRuleCollection
{
ParcelRules = new List <ParcelRule>
{
new ParcelRule {
Rate = 0, WeightLimit = 50, VolumeLimit = 0
},
new ParcelRule {
Rate = 15, WeightLimit = 10, VolumeLimit = 0
},
new ParcelRule {
Rate = 0.05M, WeightLimit = 0, VolumeLimit = 1500
},
new ParcelRule {
Rate = 0.04M, WeightLimit = 0, VolumeLimit = 2500
},
new ParcelRule {
Rate = 0.03M, WeightLimit = 0, VolumeLimit = 0
},
}
};
var ruleProcessor = new ParcelRuleProcessor(rules);
var sut = ruleProcessor.FirstRule;
//When
var actual = sut.ProcessRule(parcel);
//Then
Assert.IsType <ParcelCost>(actual);
Assert.Equal(cost, actual.CostOfDelivery);
}
public void FirstRule_returns_correct_firstHandler(ParcelRuleCollection rules, int firstPriority)
{
//Given
var sut = new ParcelRuleProcessor(rules);
//When
var actual = sut.FirstRule;
//Then
Assert.IsAssignableFrom <ParcelRuleBase>(actual);
Assert.Equal(firstPriority, actual.Priority);
}
public static void SortByPriority(this ParcelRuleCollection rules)
{
rules.ParcelRules = rules.ParcelRules.OrderBy(x => x.Priority);
}