public void Test_Negative_Number_Itme_Result_Is_ArgumentException_With_FluentAssertion()
{
//arrange
var target = new GenericAggragate <Order>();
target.Entities = ProduceOrders();
target.NumIntoAGroup = -1;
//act
Action act = () => target.DoAggregate(x => x.Revenue);
//assert
act.ShouldThrow <ArgumentException>();
}
public void Test_Not_Exist_ColumnName_Result_Is_ArgumentException_With_FluentAssertion()
{
//未完.不知道要如何模擬不存在的欄位
//arrange
var target = new GenericAggragate <Order>();
target.Entities = ProduceOrders();
target.NumIntoAGroup = 4;
List <int> result = new List <int> {
50, 66, 60
};
//act
Action act = () => target.DoAggregate(x => x.Cost);
//assert
act.ShouldThrow <ArgumentException>();
}
public void Test_Zero_Itme_Result_Is_Zero()
{
//arrange
var target = new GenericAggragate <Order>();
target.Entities = ProduceOrders();
target.NumIntoAGroup = 0;
List <int> result = new List <int> {
0
};
//act
target.DoAggregate(x => x.Cost);
List <int> actual = target.SumResults;
//assert
CollectionAssert.AreEqual(result, actual);
}
public void Test_11_Goods_4_Revenue_Itmes_Into_One_Group_Each_Group_SUM_Is_50_66_60()
{
//arrange
var target = new GenericAggragate <Order>();
target.Entities = ProduceOrders();
target.NumIntoAGroup = 4;
List <int> result = new List <int> {
50, 66, 60
};
//act
target.DoAggregate(x => x.Revenue);
List <int> actual = target.SumResults;
//assert
CollectionAssert.AreEqual(result, actual);
}
public void Test_11_Goods_3_Cost_Itmes_Into_One_Group_Each_Group_SUM_Is_6_15_24_21()
{
//arrange
var target = new GenericAggragate <Order>();
target.Entities = ProduceOrders();
target.NumIntoAGroup = 3;
List <int> result = new List <int> {
6, 15, 24, 21
};
//act
target.DoAggregate(x => x.Cost);
List <int> actual = target.SumResults;
//assert
CollectionAssert.AreEqual(result, actual);
}
