public bool DeleteStudentCourse(StudentCourse studentCourse)
{
if (lstStudentCourse.ContainsKey(studentCourse.GetHashKey()))
{
lstStudentCourse.Remove(studentCourse.GetHashKey());
return(true);
}
return(false);
}
public void TC05_GetHashKey(string courseId, string StudentId, string term)
{
StudentCourse studentCourse = new StudentCourse(courseId, StudentId, term);
string expected = String.Format("{0}_{1}_{2}", courseId.ToLower(), StudentId.ToLower(), term.ToLower());
Assert.AreEqual(expected, studentCourse.GetHashKey());
}
public bool AddStudentCourse(StudentCourse studentCourse)
{
if (lstStudentCourse.ContainsKey(studentCourse.GetHashKey()))
{
throw new ContainKeyException("Id has been existed!!");
}
else
{
if (lstStudent.ContainsKey(studentCourse.StudentId) && lstCourse.ContainsKey(studentCourse.CourseId))
{
lstStudentCourse.Add(studentCourse.GetHashKey(), studentCourse);
return(true);
}
else
{
throw new StudentCourseException("Cannot add this studentCourse!!!");
}
}
}
public bool EditStudentCourse(StudentCourse studentCourse)
{
if (lstStudentCourse.ContainsKey(studentCourse.GetHashKey()))
{
lstStudentCourse[studentCourse.CourseId] = studentCourse;
return(true);
}
else
{
throw new CannotUpdateStudentCourseException("Cannot Update this StudentCourse ");
}
}