public void GetSingleStudentGradeOverview()
{
// Arrange:
string studentSSN = "2233882299";
int courseInstanceID = 1;
// Act:
StudentGradeOverviewDTO overview = _service.GetSingleStudentGradeOverview(courseInstanceID, studentSSN);
// Assert:
Assert.IsNotNull(overview);
Assert.AreEqual("2233882299", overview.Student.SSN);
Assert.AreEqual(2, overview.Grades.Count);
}
/// <summary>
/// Returns grade overview for every student signed up in course
/// </summary>
/// <param name="courseInstanceID"></param>
/// <returns></returns>
public StudentGradeOverviewDTO GetSingleStudentGradeOverview(int courseInstanceID, string studentSSN)
{
// Fetching the course
CourseInstance course = _courseInstances.GetCourseInstanceByID(courseInstanceID);
// Fetching the student
Person student = _persons.GetStudentBySSN(studentSSN);
// Fetching the student course registration
StudentRegistration registration = _studentRegistrations.GetCourseStudentByKeys(courseInstanceID, studentSSN);
// Preparing the overview
StudentGradeOverviewDTO overview = new StudentGradeOverviewDTO();
// Fetching the assignment groups in the course
List <AssignmentGroupDTO> courseAssignmentGroups = GetAssignmentGroups(courseInstanceID);
// Setting the student in the overview
overview.Student = student.GetStudentDTO();
overview.Grades = new List <GradeDTO>();
// For every group, we check if the student has a part in it
foreach (AssignmentGroupDTO group in courseAssignmentGroups)
{
StudentGradeDTO grades = GetStudentGradesInGroup(studentSSN, group.ID);
// Adding the grades
overview.Grades.AddRange(grades.StudentGrades);
// Adding the weight to the final grade if applicable
if (group.Weight > 0)
{
overview.EarnedGrade += Math.Round(CalculateEarnedGroupPercentage(group, grades.StudentGrades), 2);
if (grades.StudentGrades.Count > 0)
{
overview.WeightGraded += group.Weight;
}
else
{
overview.WeightUngraded += group.Weight;
}
}
}
overview.WeightGraded *= 0.1;
overview.WeightUngraded *= 0.1;
return(overview);
}
