Files
edx-platform/common/djangoapps/student/management/tests/test_transfer_students.py
2015-02-04 09:09:14 -05:00

146 lines
6.2 KiB
Python

"""
Tests the transfer student management command
"""
from django.conf import settings
from mock import patch, call
from opaque_keys.edx import locator
import unittest
import ddt
from shoppingcart.models import Order, CertificateItem # pylint: disable=import-error
from course_modes.models import CourseMode
from student.management.commands import transfer_students
from student.models import CourseEnrollment, UNENROLL_DONE, EVENT_NAME_ENROLLMENT_DEACTIVATED, \
EVENT_NAME_ENROLLMENT_ACTIVATED, EVENT_NAME_ENROLLMENT_MODE_CHANGED
from student.tests.factories import UserFactory
from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
from xmodule.modulestore.tests.factories import CourseFactory
@unittest.skipUnless(settings.ROOT_URLCONF == 'lms.urls', 'Test only valid in lms')
@ddt.ddt
class TestTransferStudents(ModuleStoreTestCase):
"""Tests for transferring students between courses."""
PASSWORD = 'test'
signal_fired = False
def setUp(self, **kwargs):
"""Connect a stub receiver, and analytics event tracking."""
super(TestTransferStudents, self).setUp()
UNENROLL_DONE.connect(self.assert_unenroll_signal)
patcher = patch('student.models.tracker')
self.mock_tracker = patcher.start()
self.addCleanup(patcher.stop)
def tearDown(self):
"""Disconnects the UNENROLL stub receiver."""
UNENROLL_DONE.disconnect(self.assert_unenroll_signal)
def assert_unenroll_signal(self, skip_refund=False, **kwargs): # pylint: disable=unused-argument
""" Signal Receiver stub for testing that the unenroll signal was fired. """
self.assertFalse(self.signal_fired)
self.assertTrue(skip_refund)
self.signal_fired = True
def test_transfer_students(self):
""" Verify the transfer student command works as intended. """
student = UserFactory.create()
student.set_password(self.PASSWORD) # pylint: disable=no-member
student.save() # pylint: disable=no-member
mode = 'verified'
# Original Course
original_course_location = locator.CourseLocator('Org0', 'Course0', 'Run0')
course = self._create_course(original_course_location)
# Enroll the student in 'verified'
CourseEnrollment.enroll(student, course.id, mode="verified")
# Create and purchase a verified cert for the original course.
self._create_and_purchase_verified(student, course.id)
# New Course 1
course_location_one = locator.CourseLocator('Org1', 'Course1', 'Run1')
new_course_one = self._create_course(course_location_one)
# New Course 2
course_location_two = locator.CourseLocator('Org2', 'Course2', 'Run2')
new_course_two = self._create_course(course_location_two)
original_key = unicode(course.id)
new_key_one = unicode(new_course_one.id)
new_key_two = unicode(new_course_two.id)
# Run the actual management command
transfer_students.Command().handle(
source_course=original_key, dest_course_list=new_key_one + "," + new_key_two
)
self.assertTrue(self.signal_fired)
# Confirm the analytics event was emitted.
self.mock_tracker.emit.assert_has_calls( # pylint: disable=maybe-no-member
[
call(
EVENT_NAME_ENROLLMENT_ACTIVATED,
{'course_id': original_key, 'user_id': student.id, 'mode': mode}
),
call(
EVENT_NAME_ENROLLMENT_MODE_CHANGED,
{'course_id': original_key, 'user_id': student.id, 'mode': mode}
),
call(
EVENT_NAME_ENROLLMENT_DEACTIVATED,
{'course_id': original_key, 'user_id': student.id, 'mode': mode}
),
call(
EVENT_NAME_ENROLLMENT_ACTIVATED,
{'course_id': new_key_one, 'user_id': student.id, 'mode': mode}
),
call(
EVENT_NAME_ENROLLMENT_MODE_CHANGED,
{'course_id': new_key_one, 'user_id': student.id, 'mode': mode}
),
call(
EVENT_NAME_ENROLLMENT_ACTIVATED,
{'course_id': new_key_two, 'user_id': student.id, 'mode': mode}
),
call(
EVENT_NAME_ENROLLMENT_MODE_CHANGED,
{'course_id': new_key_two, 'user_id': student.id, 'mode': mode}
)
]
)
self.mock_tracker.reset_mock()
# Confirm the enrollment mode is verified on the new courses, and enrollment is enabled as appropriate.
self.assertEquals((mode, False), CourseEnrollment.enrollment_mode_for_user(student, course.id))
self.assertEquals((mode, True), CourseEnrollment.enrollment_mode_for_user(student, new_course_one.id))
self.assertEquals((mode, True), CourseEnrollment.enrollment_mode_for_user(student, new_course_two.id))
# Confirm the student has not be refunded.
target_certs = CertificateItem.objects.filter(
course_id=course.id, user_id=student, status='purchased', mode=mode
)
self.assertTrue(target_certs[0])
self.assertFalse(target_certs[0].refund_requested_time)
self.assertEquals(target_certs[0].order.status, 'purchased')
def _create_course(self, course_location):
""" Creates a course """
return CourseFactory.create(
org=course_location.org,
number=course_location.course,
run=course_location.run
)
def _create_and_purchase_verified(self, student, course_id):
""" Creates a verified mode for the course and purchases it for the student. """
course_mode = CourseMode(course_id=course_id,
mode_slug="verified",
mode_display_name="verified cert",
min_price=50)
course_mode.save()
# When there is no expiration date on a verified mode, the user can always get a refund
cart = Order.get_cart_for_user(user=student)
CertificateItem.add_to_order(cart, course_id, 50, 'verified')
cart.purchase()