public void removeCourseFromStudentWishlist_HappyPath_PriorityChange()
{
//Get Entry
int studentNum = 1;
int courseNum = 1;
Wishlist entryToRemove = _context.Wishlist.Find(studentNum, courseNum);
Assert.NotNull(entryToRemove);
//Get Entry To Remove Priority
int entryToRemovePriority = entryToRemove.priority;
Assert.True(entryToRemovePriority > 0);
//Get Entry With One Lower Priority
int nextEntryPriority = entryToRemove.priority + 1;
Wishlist nextEntry = _context.Wishlist.SingleOrDefault(w => w.studentId == studentNum && w.priority == nextEntryPriority);
Assert.NotNull(nextEntry);
Assert.True(nextEntry.courseId != entryToRemove.courseId);
//Remove Entry
Wishlist removedEntry = _wishlistService.removeCourseFromStudentWishlist(entryToRemove.studentId, entryToRemove.courseId);
//Check If Removed Entry Exists
Assert.NotNull(removedEntry);
//Check If Next Entry Priority Is Set To Removed Entry's Priority
Assert.True(nextEntry.priority == entryToRemovePriority);
}
