public void CalculateTest_尋找的欄位若不存在_預期會拋RuntimeBinderException()
{
//arrange
var target = new DynamicCalculator.DynamicCalculator();
//act
Action act = () =>
{
target.Calculate(_orders, 4, o => o.NotHere).ToList();
};
//assert
act.ShouldThrow <RuntimeBinderException>();
}
public void CalculateTest_3筆成一組_取得Cost的總和_預期為_6_15_24_21()
{
//arrange
var target = new DynamicCalculator.DynamicCalculator();
var expected = new List <int> {
6, 15, 24, 21
};
//act
var result = target.Calculate(_orders, 3, o => o.Cost).ToList();
//assert
result.Should().BeEquivalentTo(expected);
}
public void CalculateTest_4筆成一組_取得Revenue的總和_預期為_50_66_60()
{
//arrange
var target = new DynamicCalculator.DynamicCalculator();
var expected = new List <int> {
50, 66, 60
};
//act
var result = target.Calculate(_orders, 4, o => o.Revenue).ToList();
//assert
result.Should().BeEquivalentTo(expected);
}
public void CalculateTest_筆數若輸入若小於等於0_則傳回ArgumentException(int divideSize)
{
//arrange
var target = new DynamicCalculator.DynamicCalculator();
//act
Action act = () =>
{
target.Calculate(_orders, divideSize, o => o.Cost).ToList();;
};
//assert
act
.ShouldThrow <ArgumentException>()
.WithMessage("divideSize應為大於0之正整數");
}