def setUp(self) -> None:
"""
Add objects to temporary test database:
- groups 'lecturer' and 'student'
- 'lecturer' user and 'student' user
- study subject 'Subject'
- Subject 'Subject' test 'Hard test'
- 2 questions for 'Hard test'
"""
self.lecturer = User.objects.create_user(username='******',
password='')
Group.objects.create(id=1, name="lecturer")
self.lecturer.groups.add(1)
self.student = User.objects.create_user(username='******', password='')
Group.objects.create(id=2, name="student")
self.student.groups.add(2)
self.subject = Subject.objects.create(
name='Subject', description='Description of subject')
self.another_subject = Subject.objects.create(
name='Another subject',
description='Description of another subject')
self.test = Test.objects.create(
subject=self.subject,
author=self.lecturer,
name='Hard test',
description='Description of hard test for Subject',
tasks_num=2,
duration=60)
self.question = Question.objects.create(
formulation='First question with multiselect',
multiselect=True,
tasks_num=3,
type=Question.Type.REGULAR,
test=Test.objects.get(id=self.test.id),
options=Question.parse_options([{
'option': 'First true option',
'is_true': True
}, {
'option': 'Second false option',
'is_true': False
}, {
'option': 'Third true option',
'is_true': True
}]))
self.another_question = Question.objects.create(
formulation='Second question with single answer',
multiselect=True,
tasks_num=2,
type=Question.Type.REGULAR,
test=Test.objects.get(id=self.test.id),
options=Question.parse_options([{
'option': 'False option',
'is_true': False
}, {
'option': 'True option',
'is_true': True
}]))
def create_from_request(cls, request):
test = Test.objects.get(id=request.data.get('test_id'))
questions_id = ObjectId()
if request.data.get('with_images'):
questions_type = Question.Type.WITH_IMAGES
options = []
for i, file_name in enumerate(request.FILES):
path = pathlib.Path(
f'{test.subject.name}/{test.name}/{questions_id}/{i}.{file_name.split(".")[-1]}'
)
default_storage.save(
path, ContentFile(request.FILES[file_name].read()))
options.append({
'option': str(path),
'is_true': request.data.get(file_name) == 'true'
})
else:
questions_type = Question.Type.REGULAR
options = request.data.get('options')
return Question.objects.create(
_id=questions_id,
formulation=request.data.get('formulation'),
multiselect=json.loads(request.data.get('multiselect')),
tasks_num=request.data.get('tasks_num'),
type=questions_type,
options=Question.parse_options(options),
test=test)
def create(self, validated_data):
test = Test.objects.get(id=validated_data.get('test_id'))
return Question.objects.create(
formulation=validated_data.get('formulation'),
multiselect=validated_data.get('multiselect'),
tasks_num=validated_data.get('tasks_num'),
type=validated_data.get('type'),
options=Question.parse_options(validated_data.get('options')),
test=test)
def update(self, instance, validated_data):
instance.formulation = validated_data.get('formulation',
instance.formulation)
options = validated_data.get('options')
if options:
for option in options:
option['is_true'] = ('true' == option['is_true']) or (
option['is_true'] == True)
instance.options = Question.parse_options(options)
instance.save()
return instance
