public void Should_Return_Correct_GPA()
{
var sut = new GPACalculator42Scale();
var grades = new List <Grade>()
{
new Grade()
{
Course = new Course {
CreditHours = 3
}, Value = 78
},
new Grade()
{
Course = new Course {
CreditHours = 6
}, Value = 96
},
new Grade()
{
Course = new Course {
CreditHours = 3
}, Value = 88
}
};
sut.CalculateGPA(grades).ShouldBe(3.77m);
}
public void Should_return_Zero_If_No_Class_Taken(GPACalculator42Scale sut)
{
//arrange
var expected = 0;
var grades = new List <Grade>(); //empty
//act
var result = sut.CalculateGPA(grades);
//assert
result.ShouldBe(expected);
}
public void Should_Throw_If_Grade_Has_No_Course_Item(GPACalculator42Scale sut)
{
//grades has no course object
var grades = new List <Grade>()
{
new Grade()
{
Course = null
},
new Grade()
{
Course = null
},
new Grade()
{
Course = null
}
};
Should.Throw <Exception>(() => sut.CalculateGPA(grades));
}
