public void TestGetTotalCreditsPerYearWrongSemesters()
{
// Arrange: create data
var semester = 2;
var academicYear = 2;
var subjects = GetSubjectsForThisSemester(2);
var student = GetStudentWithSubjects(subjects);
var collegeRules = new CollegeRules(academicYear, semester);
// Arrange: prepare input
var subjectPreviousYear = subjects.ElementAt(0);
subjectPreviousYear.Semester = semester - 1;
subjectPreviousYear.StudyYear = academicYear - 1;
var subjectNextYear = subjects.ElementAt(1);
subjectNextYear.Semester = semester + 1;
subjectNextYear.StudyYear = academicYear + 1;
// Act
var totalCredits = collegeRules.GetTotalCreditsPerYear(student, academicYear, semester);
// Assert
Assert.AreEqual(0, totalCredits, "The number of credits is not equal to the expected one");
}
public void TestGetStudentCompleteStatus()
{
// Arrange: create data
var numberOfSubjects = 4;
var subjects = GetSubjectsForThisSemester(numberOfSubjects);
var student = GetStudentWithSubjects(subjects);
var collegeRules = new CollegeRules(academicYear, semester);
// Arrange: prepare input
var expectedTotalCredits = 0;
var gradesSum = 0;
var subjectsThisYear = student.SubjectsList;
foreach (var subject in student.SubjectsList)
{
expectedTotalCredits += subject.Grade * subject.Subject.Credits;
gradesSum += subject.Grade;
}
var expectedAverage = gradesSum / subjectsThisYear.Count();
// Act
var studentDetails = collegeRules.GetStudentCollgeStatus(student, academicYear, semester);
// Assert
Assert.AreEqual(expectedTotalCredits, studentDetails.Credits, "The number of credits is not equal to the expected one");
Assert.AreEqual(expectedAverage, studentDetails.Average, "The Ects averae is not equal to the expected one");
Assert.IsTrue(subjectsThisYear.SequenceEqual(studentDetails.ExaminationResults));
}
public void TestGetTotalCreditsPerYear()
{
// Arrange: create data
var numberOfSubjects = 4;
var subjects = GetSubjectsForThisSemester(numberOfSubjects);
var student = GetStudentWithSubjects(subjects);
var collegeRules = new CollegeRules(academicYear, semester);
// Arrange: prepare input
var subjectPreviousYear = subjects.ElementAt(0);
subjectPreviousYear.Semester = semester - 1;
subjectPreviousYear.StudyYear = academicYear - 1;
var subjectNextYear = subjects.ElementAt(3);
subjectNextYear.Semester = semester + 1;
subjectNextYear.StudyYear = academicYear + 1;
var subjectsThisSemester = student.SubjectsList.Skip(1).Take(2);
var expectedTotalCredits = 0;
foreach (var subjectThisSemester in subjectsThisSemester)
{
expectedTotalCredits += subjectThisSemester.Grade * subjectThisSemester.Subject.Credits;
}
// Act
var totalCredits = collegeRules.GetTotalCreditsPerYear(student, academicYear, semester);
// Assert
Assert.AreEqual(expectedTotalCredits, totalCredits, "The number of credits is not equal to the expected one");
}
public void TestGetPromotionDetails()
{
// Arrange: create data
var numberOfStudents = 3;
var students = new List <Student>();
var subjects = GetSubjectsForThisSemester(12);
for (var i = 0; i < numberOfStudents; i++)
{
var student = GetStudentWithSubjects(subjects);
students.Add(student);
}
var collegeRules = new CollegeRules(academicYear, semester);
// Arrange: prepare input
var failStudent = students.ElementAt(0);
SetPromotedSubjects(failStudent, 5);
var nearlyPromotedStudent = students.ElementAt(1);
SetPromotedSubjects(nearlyPromotedStudent, 6);
var promotedStudent = students.ElementAt(2);
SetPromotedSubjects(promotedStudent, 7);
// Act
var promotionDetails = collegeRules.GetPromotionDetails(students);
// Assert
Assert.IsFalse(promotionDetails.First(student => student.Student.Id.Equals(failStudent.Id)).Promoted, "Student should've fail to promote");
Assert.IsFalse(promotionDetails.First(student => student.Student.Id.Equals(nearlyPromotedStudent.Id)).Promoted, "Student should've fail to promote");
Assert.IsTrue(promotionDetails.First(student => student.Student.Id.Equals(promotedStudent.Id)).Promoted, "Student should've promoted");
}
public void TestGetBugetedStudents()
{
// Arrange: create data
var numberOfStudents = 5;
var students = new List <Student>();
var subjects = GetSubjectsForThisSemester(5);
for (var i = 0; i < numberOfStudents; i++)
{
var student = GetStudentWithSubjects(subjects);
students.Add(student);
}
var collegeRules = new CollegeRules(academicYear, semester);
// Arrange: prepare input
var grade = 5;
foreach (var student in students)
{
foreach (var subjectStudent in student.SubjectsList)
{
subjectStudent.Grade = grade;
}
grade++;
}
var expectedNumberOfFinancedStudents = numberOfStudents * 6 / 10;
var expectedNumberOfFeePayingStudents = numberOfStudents - expectedNumberOfFinancedStudents;
// Act
var bugetStudents = collegeRules.GetBugetStudents(students);
// Assert
var expectedFinancedStudents = bugetStudents
.OrderByDescending(student => student.Credits)
.Take(expectedNumberOfFinancedStudents);
var firstSegmentShouldBeFinanced = expectedFinancedStudents.All(student => student.Financed);
var lastSegmentShouldBeFeePayers = bugetStudents.Except(expectedFinancedStudents).All(student => !student.Financed);
Assert.IsTrue(firstSegmentShouldBeFinanced, string.Format("{0} students shoud've been promoted", expectedNumberOfFinancedStudents));
Assert.IsTrue(lastSegmentShouldBeFeePayers, string.Format("{0} students shoud've failed", expectedNumberOfFeePayingStudents));
}
