def setUpClass(self):
self.ip = '101.0.0.1'
self.user = User.objects.get(id=1)
self.profile = self.user.profile
self.quiz = Quiz.objects.get(pk=1)
self.question_paper = QuestionPaper(quiz=self.quiz, total_marks=3)
self.question_paper.save()
# create answerpaper
self.answerpaper = AnswerPaper(user=self.user, profile=self.profile,
questions='1|2|3',
question_paper=self.question_paper,
start_time='2014-06-13 12:20:19.791297',
end_time='2014-06-13 12:50:19.791297',
user_ip=self.ip)
self.answerpaper.questions_answered = '1'
self.answerpaper.save()
# answers for the Answer Paper
self.answer_right = Answer(question=Question.objects.get(id=1),
answer="Demo answer", correct=True, marks=1)
self.answer_wrong = Answer(question=Question.objects.get(id=2),
answer="My answer", correct=False, marks=0)
self.answer_right.save()
self.answer_wrong.save()
self.answerpaper.answers.add(self.answer_right)
self.answerpaper.answers.add(self.answer_wrong)
def take_exam(request, pk):
if request.method == "POST":
username = request.COOKIES['username']
smail = Student.objects.get(email_id__iexact=username, )
user_id = smail.id
question_id_list = []
questions_list = Question.objects.filter(exam__pk=pk, )
for word in questions_list:
question = Question.objects.get(question_text=word, )
a = question.id
question_id_list.append(a)
i = 1
while i <= len(question_id_list):
#print(user_id, question_id_list[i-1], request.POST[str(i)], pk)
answer = Answer(student_id=user_id,
qs_id=question_id_list[i - 1],
choice_id=request.POST[str(i)],
exam_id=pk)
answer.save()
i += 1
return redirect('exam:calculate_mark', exam=pk, student=user_id)
if 'username' in request.COOKIES:
username = request.COOKIES['username']
smail = Student.objects.filter(email_id__iexact=username, )
sid = smail.values('id')[0]
answer = Answer.objects.filter(student_id=sid['id'],
exam_id=pk).count()
if answer == 0:
exam_details = Exam.objects.filter(pk=pk)
questions_set = Question.objects.filter(exam__pk=pk)
return render(
request, 'exam/exam.html', {
'question_set': questions_set,
'student': smail,
'exam_details': exam_details
})
else:
return redirect('exam:main')
else:
return redirect('user:login')
def check(request, q_id):
user = request.user
if not user.is_authenticated():
return my_redirect('/exam/register/')
question = get_object_or_404(Question, pk=q_id)
paper = QuestionPaper.objects.get(user=user, test__active=True)
answer = request.POST.get('answer')
skip = request.POST.get('skip', None)
if skip is not None:
next_q = paper.skip()
return show_question(request, next_q)
# Add the answer submitted, regardless of it being correct or not.
new_answer = Answer(question=question, answer=answer, correct=False)
new_answer.save()
paper.answers.add(new_answer)
# If we were not skipped, we were asked to check. For any non-mcq
# questions, we obtain the results via XML-RPC with the code executed
# safely in a separate process (the code_server.py) running as nobody.
if not new_answer.attempted and answer :
if answer.strip() == question.right_response.strip():
new_answer.correct = True
new_answer.marks = question.points
new_answer.error = 'Correct answer'
else:
new_answer.correct = False
new_answer.marks = -(question.neg_points)
new_answer.error = 'Incorrect answer'
new_answer.attempted = True # Only one attempt allowed for MCQ's.
new_answer.save()
next_q = paper.completed_question(question.id)
return show_question(request, next_q)
def check(request, q_id):
user = request.user
if not user.is_authenticated():
return my_redirect("/exam/login/")
question = get_object_or_404(Question, pk=q_id)
paper = QuestionPaper.objects.get(user=user, quiz__active=True)
answer = request.POST.get("answer")
skip = request.POST.get("skip", None)
if skip is not None:
next_q = paper.skip()
return show_question(request, next_q)
# Add the answer submitted, regardless of it being correct or not.
new_answer = Answer(question=question, answer=answer, correct=False)
new_answer.save()
paper.answers.add(new_answer)
# If we were not skipped, we were asked to check. For any non-mcq
# questions, we obtain the results via XML-RPC with the code executed
# safely in a separate process (the code_server.py) running as nobody.
if question.type == "mcq":
success = True # Only one attempt allowed for MCQ's.
if answer.strip() == question.test.strip():
new_answer.correct = True
new_answer.marks = question.points
new_answer.error = "Correct answer"
else:
new_answer.error = "Incorrect answer"
else:
user_dir = get_user_dir(user)
success, err_msg = code_server.run_code(answer, question.test, user_dir, question.type)
new_answer.error = err_msg
if success:
# Note the success and save it along with the marks.
new_answer.correct = success
new_answer.marks = question.points
new_answer.save()
if not success: # Should only happen for non-mcq questions.
time_left = paper.time_left()
if time_left == 0:
return complete(request, reason="Your time is up!")
if not paper.quiz.active:
return complete(request, reason="The quiz has been deactivated!")
context = {
"question": question,
"error_message": err_msg,
"paper": paper,
"last_attempt": answer,
"quiz_name": paper.quiz.description,
"time_left": time_left,
}
ci = RequestContext(request)
return my_render_to_response("exam/question.html", context, context_instance=ci)
else:
next_q = paper.completed_question(question.id)
return show_question(request, next_q)
class AnswerPaperTestCases(unittest.TestCase):
@classmethod
def setUpClass(self):
self.ip = '101.0.0.1'
self.user = User.objects.get(id=1)
self.profile = self.user.profile
self.quiz = Quiz.objects.get(pk=1)
self.question_paper = QuestionPaper(quiz=self.quiz, total_marks=3)
self.question_paper.save()
# create answerpaper
self.answerpaper = AnswerPaper(user=self.user, profile=self.profile,
questions='1|2|3',
question_paper=self.question_paper,
start_time='2014-06-13 12:20:19.791297',
end_time='2014-06-13 12:50:19.791297',
user_ip=self.ip)
self.answerpaper.questions_answered = '1'
self.answerpaper.save()
# answers for the Answer Paper
self.answer_right = Answer(question=Question.objects.get(id=1),
answer="Demo answer", correct=True, marks=1)
self.answer_wrong = Answer(question=Question.objects.get(id=2),
answer="My answer", correct=False, marks=0)
self.answer_right.save()
self.answer_wrong.save()
self.answerpaper.answers.add(self.answer_right)
self.answerpaper.answers.add(self.answer_wrong)
def test_answerpaper(self):
""" Test Answer Paper"""
self.assertEqual(self.answerpaper.user.username, 'demo_user')
self.assertEqual(self.answerpaper.profile_id, 1)
self.assertEqual(self.answerpaper.user_ip, self.ip)
questions = self.answerpaper.questions
num_questions = len(questions.split('|'))
self.assertEqual(questions, '1|2|3')
self.assertEqual(num_questions, 3)
self.assertEqual(self.answerpaper.question_paper, self.question_paper)
self.assertEqual(self.answerpaper.start_time,
'2014-06-13 12:20:19.791297')
self.assertEqual(self.answerpaper.end_time,
'2014-06-13 12:50:19.791297')
def test_current_question(self):
""" Test current_question() method of Answer Paper"""
current_question = self.answerpaper.current_question()
self.assertEqual(current_question, '2')
def test_completed_question(self):
""" Test completed_question() method of Answer Paper"""
question = self.answerpaper.completed_question(1)
self.assertEqual(self.answerpaper.questions_left(), 2)
def test_questions_left(self):
""" Test questions_left() method of Answer Paper"""
self.assertEqual(self.answerpaper.questions_left(), 2)
def test_skip(self):
""" Test skip() method of Answer Paper"""
next_question_id = self.answerpaper.skip()
self.assertTrue(next_question_id is not None)
self.assertEqual(next_question_id, '3')
def test_answered_str(self):
""" Test answered_str() method of Answer Paper"""
answered_question = self.answerpaper.get_answered_str()
self.assertEqual(answered_question, '1')
def test_update_marks_obtained(self):
""" Test get_marks_obtained() method of Answer Paper"""
self.answerpaper.update_marks_obtained()
self.assertEqual(self.answerpaper.marks_obtained, 1.0)
def test_update_percent(self):
""" Test update_percent() method of Answerpaper"""
self.answerpaper.update_percent()
self.assertEqual(self.answerpaper.percent, 33.33)
def test_update_passed(self):
""" Test update_passed method of AnswerPaper"""
self.answerpaper.update_passed()
self.assertFalse(self.answerpaper.passed)
def test_get_question_answer(self):
""" Test get_question_answer() method of Answer Paper"""
answered = self.answerpaper.get_question_answers()
first_answer = answered.values()[0][0]
self.assertEqual(first_answer.answer, 'Demo answer')
self.assertTrue(first_answer.correct)
self.assertEqual(len(answered), 2)
def check(request, q_id):
user = request.user
if not user.is_authenticated():
return my_redirect('/exam/login/')
question = get_object_or_404(Question, pk=q_id)
paper = QuestionPaper.objects.get(user=user, quiz__active=True)
answer = request.POST.get('answer')
skip = request.POST.get('skip', None)
if skip is not None:
next_q = paper.skip()
return show_question(request, next_q)
# Add the answer submitted, regardless of it being correct or not.
new_answer = Answer(question=question, answer=answer, correct=False)
new_answer.save()
paper.answers.add(new_answer)
# If we were not skipped, we were asked to check. For any non-mcq
# questions, we obtain the results via XML-RPC with the code executed
# safely in a separate process (the code_server.py) running as nobody.
if question.type == 'mcq':
success = True # Only one attempt allowed for MCQ's.
if answer.strip() == question.test.strip():
new_answer.correct = True
new_answer.marks = question.points
new_answer.error = 'Correct answer'
else:
new_answer.error = 'Incorrect answer'
else:
user_dir = get_user_dir(user)
success, err_msg = code_server.run_code(answer, question.test,
user_dir, question.type)
new_answer.error = err_msg
if success:
# Note the success and save it along with the marks.
new_answer.correct = success
new_answer.marks = question.points
new_answer.save()
if not success: # Should only happen for non-mcq questions.
time_left = paper.time_left()
if time_left == 0:
return complete(request, reason='Your time is up!')
if not paper.quiz.active:
return complete(request, reason='The quiz has been deactivated!')
context = {'question': question, 'error_message': err_msg,
'paper': paper, 'last_attempt': answer,
'quiz_name': paper.quiz.description,
'time_left': time_left}
ci = RequestContext(request)
return my_render_to_response('exam/question.html', context,
context_instance=ci)
else:
next_q = paper.completed_question(question.id)
return show_question(request, next_q)
def check(request, q_id, questionpaper_id=None):
"""Checks the answers of the user for particular question"""
user = request.user
if not user.is_authenticated():
return my_redirect('/exam/login/')
question = get_object_or_404(Question, pk=q_id)
q_paper = QuestionPaper.objects.get(id=questionpaper_id)
paper = AnswerPaper.objects.get(user=request.user, question_paper=q_paper)
snippet_code = request.POST.get('snippet')
skip = request.POST.get('skip', None)
success_msg = False
success = True
if skip is not None:
next_q = paper.skip()
return show_question(request, next_q, questionpaper_id)
# Add the answer submitted, regardless of it being correct or not.
if question.type == 'mcq':
user_answer = request.POST.get('answer')
elif question.type == 'mcc':
user_answer = request.POST.getlist('answer')
else:
user_code = request.POST.get('answer')
user_answer = snippet_code + "\n" + user_code
new_answer = Answer(question=question, answer=user_answer,
correct=False)
new_answer.save()
paper.answers.add(new_answer)
# If we were not skipped, we were asked to check. For any non-mcq
# questions, we obtain the results via XML-RPC with the code executed
# safely in a separate process (the code_server.py) running as nobody.
correct, success, err_msg = validate_answer(user, user_answer, question)
if correct:
new_answer.correct = correct
new_answer.marks = question.points
new_answer.error = err_msg
success_msg = True
else:
new_answer.error = err_msg
new_answer.save()
time_left = paper.time_left()
if not success: # Should only happen for non-mcq questions.
if time_left == 0:
reason = 'Your time is up!'
return complete(request, reason, questionpaper_id)
if not paper.question_paper.quiz.active:
reason = 'The quiz has been deactivated!'
return complete(request, reason, questionpaper_id)
context = {'question': question, 'error_message': err_msg,
'paper': paper, 'last_attempt': user_code,
'quiz_name': paper.question_paper.quiz.description,
'time_left': time_left}
ci = RequestContext(request)
return my_render_to_response('exam/question.html', context,
context_instance=ci)
else:
if time_left <= 0:
reason = 'Your time is up!'
return complete(request, reason, questionpaper_id)
else:
next_q = paper.completed_question(question.id)
return show_question(request, next_q,
questionpaper_id, success_msg)