381 lines
15 KiB
Python
381 lines
15 KiB
Python
"""
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Test the Data Aggregation Layer for Course Enrollments.
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"""
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import datetime
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import unittest
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import ddt
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import pytest
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from django.conf import settings
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from mock import patch
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from pytz import UTC
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from course_modes.models import CourseMode
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from course_modes.tests.factories import CourseModeFactory
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from enrollment import data
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from enrollment.errors import (
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CourseEnrollmentClosedError,
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CourseEnrollmentExistsError,
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CourseEnrollmentFullError,
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UserNotFoundError
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)
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from enrollment.serializers import CourseEnrollmentSerializer
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from openedx.core.lib.exceptions import CourseNotFoundError
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from student.models import AlreadyEnrolledError, CourseEnrollment, CourseFullError, EnrollmentClosedError
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from student.tests.factories import UserFactory
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from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
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from xmodule.modulestore.tests.factories import CourseFactory
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@ddt.ddt
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@unittest.skipUnless(settings.ROOT_URLCONF == 'lms.urls', 'Test only valid in lms')
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class EnrollmentDataTest(ModuleStoreTestCase):
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"""
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Test course enrollment data aggregation.
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"""
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USERNAME = "Bob"
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EMAIL = "bob@example.com"
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PASSWORD = "edx"
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def setUp(self):
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"""Create a course and user, then log in. """
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super(EnrollmentDataTest, self).setUp()
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self.course = CourseFactory.create()
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self.user = UserFactory.create(username=self.USERNAME, email=self.EMAIL, password=self.PASSWORD)
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self.client.login(username=self.USERNAME, password=self.PASSWORD)
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@ddt.data(
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# Default (no course modes in the database)
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# Expect that users are automatically enrolled as "honor".
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([], 'honor'),
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# Audit / Verified / Honor
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# We should always go to the "choose your course" page.
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# We should also be enrolled as "honor" by default.
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(['honor', 'verified', 'audit'], 'honor'),
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)
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@ddt.unpack
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def test_enroll(self, course_modes, enrollment_mode):
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# Create the course modes (if any) required for this test case
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self._create_course_modes(course_modes)
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enrollment = data.create_course_enrollment(
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self.user.username,
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unicode(self.course.id),
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enrollment_mode,
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True
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)
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self.assertTrue(CourseEnrollment.is_enrolled(self.user, self.course.id))
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course_mode, is_active = CourseEnrollment.enrollment_mode_for_user(self.user, self.course.id)
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self.assertTrue(is_active)
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self.assertEqual(course_mode, enrollment_mode)
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# Confirm the returned enrollment and the data match up.
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self.assertEqual(course_mode, enrollment['mode'])
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self.assertEqual(is_active, enrollment['is_active'])
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self.assertEqual(self.course.display_name_with_default, enrollment['course_details']['course_name'])
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def test_unenroll(self):
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# Enroll the user in the course
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CourseEnrollment.enroll(self.user, self.course.id, mode="honor")
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enrollment = data.update_course_enrollment(
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self.user.username,
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unicode(self.course.id),
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is_active=False
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)
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# Determine that the returned enrollment is inactive.
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self.assertFalse(enrollment['is_active'])
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# Expect that we're no longer enrolled
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self.assertFalse(CourseEnrollment.is_enrolled(self.user, self.course.id))
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@ddt.data(
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# No course modes, no course enrollments.
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([]),
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# Audit / Verified / Honor course modes, with three course enrollments.
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(['honor', 'verified', 'audit']),
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)
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def test_get_course_info(self, course_modes):
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self._create_course_modes(course_modes, course=self.course)
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result_course = data.get_course_enrollment_info(unicode(self.course.id))
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result_slugs = [mode['slug'] for mode in result_course['course_modes']]
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for course_mode in course_modes:
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self.assertIn(course_mode, result_slugs)
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@ddt.data(
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# No course modes, no course enrollments.
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([], []),
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# Audit / Verified / Honor course modes, with three course enrollments.
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(['honor', 'verified', 'audit'], ['1', '2', '3']),
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)
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@ddt.unpack
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def test_get_course_enrollments(self, course_modes, course_numbers):
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# Create all the courses
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created_courses = []
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for course_number in course_numbers:
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created_courses.append(CourseFactory.create(number=course_number))
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created_enrollments = []
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for course in created_courses:
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self._create_course_modes(course_modes, course=course)
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# Create the original enrollment.
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created_enrollments.append(data.create_course_enrollment(
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self.user.username,
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unicode(course.id),
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'honor',
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True
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))
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# Compare the created enrollments with the results
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# from the get enrollments request.
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results = data.get_course_enrollments(self.user.username)
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self.assertEqual(results, created_enrollments)
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# Now create a course enrollment with some invalid course (does
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# not exist in database) for the user and check that the method
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# 'get_course_enrollments' ignores course enrollments for invalid
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# or deleted courses
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CourseEnrollment.objects.create(
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user=self.user,
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course_id='InvalidOrg/InvalidCourse/InvalidRun',
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mode='honor',
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is_active=True
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)
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updated_results = data.get_course_enrollments(self.user.username)
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self.assertEqual(results, updated_results)
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def test_get_enrollments_including_inactive(self):
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""" Verify that if 'include_inactive' is True, all enrollments
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are returned including inactive.
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"""
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course_modes, course_numbers = ['honor', 'verified', 'audit'], ['1', '2', '3']
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created_courses = []
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for course_number in course_numbers:
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created_courses.append(CourseFactory.create(number=course_number))
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created_enrollments = []
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for course in created_courses:
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self._create_course_modes(course_modes, course=course)
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# Create the original enrollment.
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created_enrollments.append(data.create_course_enrollment(
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self.user.username,
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unicode(course.id),
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'honor',
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True
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))
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# deactivate one enrollment
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data.update_course_enrollment(
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self.user.username,
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unicode(created_courses[0].id),
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'honor',
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False
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)
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# by default in-active enrollment will be excluded.
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results = data.get_course_enrollments(self.user.username)
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self.assertNotEqual(len(results), len(created_enrollments))
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# we can get all enrollments including inactive by passing "include_inactive"
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results = data.get_course_enrollments(self.user.username, include_inactive=True)
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self.assertEqual(len(results), len(created_enrollments))
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@ddt.data(
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# Default (no course modes in the database)
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# Expect that users are automatically enrolled as "honor".
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([], 'honor'),
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# Audit / Verified / Honor
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# We should always go to the "choose your course" page.
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# We should also be enrolled as "honor" by default.
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(['honor', 'verified', 'audit'], 'verified'),
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)
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@ddt.unpack
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def test_get_course_enrollment(self, course_modes, enrollment_mode):
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self._create_course_modes(course_modes)
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# Try to get an enrollment before it exists.
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result = data.get_course_enrollment(self.user.username, unicode(self.course.id))
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self.assertIsNone(result)
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# Create the original enrollment.
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enrollment = data.create_course_enrollment(
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self.user.username,
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unicode(self.course.id),
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enrollment_mode,
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True
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)
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# Get the enrollment and compare it to the original.
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result = data.get_course_enrollment(self.user.username, unicode(self.course.id))
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self.assertEqual(self.user.username, result['user'])
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self.assertEqual(enrollment, result)
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@ddt.data(
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# Default (no course modes in the database)
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# Expect that users are automatically enrolled as "honor".
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([], 'honor'),
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# Audit / Verified / Honor
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# We should always go to the "choose your course" page.
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# We should also be enrolled as "honor" by default.
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(['honor', 'verified', 'audit'], 'verified'),
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)
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@ddt.unpack
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def test_get_user_enrollments(self, course_modes, enrollment_mode):
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self._create_course_modes(course_modes)
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# Try to get enrollments before they exist.
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result = data.get_user_enrollments(self.course.id)
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self.assertFalse(result.exists())
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# Create 10 test users to enroll in the course
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users = []
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for i in xrange(10):
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users.append(UserFactory.create(
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username=self.USERNAME + str(i),
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email=self.EMAIL + str(i),
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password=self.PASSWORD + str(i)
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))
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# Create the original enrollments.
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created_enrollments = []
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for user in users:
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created_enrollments.append(data.create_course_enrollment(
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user.username,
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unicode(self.course.id),
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enrollment_mode,
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True
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))
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# Compare the created enrollments with the results
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# from the get user enrollments request.
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results = data.get_user_enrollments(
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self.course.id
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)
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self.assertTrue(result.exists())
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self.assertEqual(CourseEnrollmentSerializer(results, many=True).data, created_enrollments)
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@ddt.data(
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# Default (no course modes in the database)
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# Expect that users are automatically enrolled as "honor".
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([], 'credit'),
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# Audit / Verified / Honor
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# We should always go to the "choose your course" page.
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# We should also be enrolled as "honor" by default.
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(['honor', 'verified', 'audit', 'credit'], 'credit'),
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)
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@ddt.unpack
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def test_add_or_update_enrollment_attr(self, course_modes, enrollment_mode):
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# Create the course modes (if any) required for this test case
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self._create_course_modes(course_modes)
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data.create_course_enrollment(self.user.username, unicode(self.course.id), enrollment_mode, True)
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enrollment_attributes = [
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{
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"namespace": "credit",
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"name": "provider_id",
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"value": "hogwarts",
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}
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]
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data.add_or_update_enrollment_attr(self.user.username, unicode(self.course.id), enrollment_attributes)
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enrollment_attr = data.get_enrollment_attributes(self.user.username, unicode(self.course.id))
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self.assertEqual(enrollment_attr[0], enrollment_attributes[0])
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enrollment_attributes = [
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{
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"namespace": "credit",
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"name": "provider_id",
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"value": "ASU",
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}
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]
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data.add_or_update_enrollment_attr(self.user.username, unicode(self.course.id), enrollment_attributes)
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enrollment_attr = data.get_enrollment_attributes(self.user.username, unicode(self.course.id))
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self.assertEqual(enrollment_attr[0], enrollment_attributes[0])
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def test_non_existent_course(self):
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with pytest.raises(CourseNotFoundError):
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data.get_course_enrollment_info("this/is/bananas")
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def _create_course_modes(self, course_modes, course=None):
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"""Create the course modes required for a test. """
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course_id = course.id if course else self.course.id
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for mode_slug in course_modes:
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CourseModeFactory.create(
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course_id=course_id,
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mode_slug=mode_slug,
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mode_display_name=mode_slug,
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)
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def test_enrollment_for_non_existent_user(self):
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with pytest.raises(UserNotFoundError):
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data.create_course_enrollment("some_fake_user", unicode(self.course.id), 'honor', True)
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def test_enrollment_for_non_existent_course(self):
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with pytest.raises(CourseNotFoundError):
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data.create_course_enrollment(self.user.username, "some/fake/course", 'honor', True)
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@patch.object(CourseEnrollment, "enroll")
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def test_enrollment_for_closed_course(self, mock_enroll):
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mock_enroll.side_effect = EnrollmentClosedError("Bad things happened")
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with pytest.raises(CourseEnrollmentClosedError):
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data.create_course_enrollment(self.user.username, unicode(self.course.id), 'honor', True)
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@patch.object(CourseEnrollment, "enroll")
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def test_enrollment_for_full_course(self, mock_enroll):
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mock_enroll.side_effect = CourseFullError("Bad things happened")
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with pytest.raises(CourseEnrollmentFullError):
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data.create_course_enrollment(self.user.username, unicode(self.course.id), 'honor', True)
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@patch.object(CourseEnrollment, "enroll")
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def test_enrollment_for_enrolled_course(self, mock_enroll):
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mock_enroll.side_effect = AlreadyEnrolledError("Bad things happened")
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with pytest.raises(CourseEnrollmentExistsError):
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data.create_course_enrollment(self.user.username, unicode(self.course.id), 'honor', True)
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def test_update_for_non_existent_user(self):
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with pytest.raises(UserNotFoundError):
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data.update_course_enrollment("some_fake_user", unicode(self.course.id), is_active=False)
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def test_update_for_non_existent_course(self):
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enrollment = data.update_course_enrollment(self.user.username, "some/fake/course", is_active=False)
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self.assertIsNone(enrollment)
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def test_get_course_with_expired_mode_included(self):
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"""Verify that method returns expired modes if include_expired
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is true."""
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modes = ['honor', 'verified', 'audit']
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self._create_course_modes(modes, course=self.course)
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self._update_verified_mode_as_expired(self.course.id)
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self.assert_enrollment_modes(modes, True)
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def test_get_course_without_expired_mode_included(self):
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"""Verify that method does not returns expired modes if include_expired
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is false."""
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self._create_course_modes(['honor', 'verified', 'audit'], course=self.course)
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self._update_verified_mode_as_expired(self.course.id)
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self.assert_enrollment_modes(['audit', 'honor'], False)
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def _update_verified_mode_as_expired(self, course_id):
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"""Dry method to change verified mode expiration."""
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mode = CourseMode.objects.get(course_id=course_id, mode_slug=CourseMode.VERIFIED)
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mode.expiration_datetime = datetime.datetime(year=1970, month=1, day=1, tzinfo=UTC)
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mode.save()
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def assert_enrollment_modes(self, expected_modes, include_expired):
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"""Get enrollment data and assert response with expected modes."""
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result_course = data.get_course_enrollment_info(unicode(self.course.id), include_expired=include_expired)
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result_slugs = [mode['slug'] for mode in result_course['course_modes']]
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for course_mode in expected_modes:
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self.assertIn(course_mode, result_slugs)
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if not include_expired:
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self.assertNotIn('verified', result_slugs)
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