474 lines
16 KiB
Python
474 lines
16 KiB
Python
"""
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Unit tests for instructor.enrollment methods.
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"""
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import json
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import mock
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from abc import ABCMeta
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from courseware.models import StudentModule
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from django.conf import settings
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from django.test import TestCase
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from django.test.utils import override_settings
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from student.tests.factories import UserFactory
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from xmodule.modulestore.tests.factories import CourseFactory
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from courseware.tests.modulestore_config import TEST_DATA_MIXED_MODULESTORE
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from student.models import CourseEnrollment, CourseEnrollmentAllowed
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from instructor.enrollment import (
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EmailEnrollmentState,
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enroll_email,
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get_email_params,
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reset_student_attempts,
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send_beta_role_email,
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unenroll_email
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)
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from opaque_keys.edx.locations import SlashSeparatedCourseKey
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from submissions import api as sub_api
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from student.models import anonymous_id_for_user
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class TestSettableEnrollmentState(TestCase):
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""" Test the basis class for enrollment tests. """
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def setUp(self):
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self.course_key = SlashSeparatedCourseKey('Robot', 'fAKE', 'C-%-se-%-ID')
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def test_mes_create(self):
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"""
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Test SettableEnrollmentState creation of user.
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"""
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mes = SettableEnrollmentState(
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user=True,
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enrollment=True,
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allowed=False,
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auto_enroll=False
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)
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# enrollment objects
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eobjs = mes.create_user(self.course_key)
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ees = EmailEnrollmentState(self.course_key, eobjs.email)
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self.assertEqual(mes, ees)
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class TestEnrollmentChangeBase(TestCase):
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"""
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Test instructor enrollment administration against database effects.
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Test methods in derived classes follow a strict format.
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`action` is a function which is run
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the test will pass if `action` mutates state from `before_ideal` to `after_ideal`
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"""
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__metaclass__ = ABCMeta
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def setUp(self):
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self.course_key = SlashSeparatedCourseKey('Robot', 'fAKE', 'C-%-se-%-ID')
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def _run_state_change_test(self, before_ideal, after_ideal, action):
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"""
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Runs a state change test.
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`before_ideal` and `after_ideal` are SettableEnrollmentState's
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`action` is a function which will be run in the middle.
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`action` should transition the world from before_ideal to after_ideal
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`action` will be supplied the following arguments (None-able arguments)
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`email` is an email string
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"""
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# initialize & check before
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print "checking initialization..."
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eobjs = before_ideal.create_user(self.course_key)
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before = EmailEnrollmentState(self.course_key, eobjs.email)
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self.assertEqual(before, before_ideal)
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# do action
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print "running action..."
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action(eobjs.email)
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# check after
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print "checking effects..."
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after = EmailEnrollmentState(self.course_key, eobjs.email)
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self.assertEqual(after, after_ideal)
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class TestInstructorEnrollDB(TestEnrollmentChangeBase):
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""" Test instructor.enrollment.enroll_email """
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def test_enroll(self):
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before_ideal = SettableEnrollmentState(
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user=True,
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enrollment=False,
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allowed=False,
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auto_enroll=False
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)
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after_ideal = SettableEnrollmentState(
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user=True,
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enrollment=True,
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allowed=False,
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auto_enroll=False
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)
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action = lambda email: enroll_email(self.course_key, email)
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return self._run_state_change_test(before_ideal, after_ideal, action)
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def test_enroll_again(self):
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before_ideal = SettableEnrollmentState(
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user=True,
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enrollment=True,
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allowed=False,
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auto_enroll=False,
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)
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after_ideal = SettableEnrollmentState(
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user=True,
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enrollment=True,
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allowed=False,
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auto_enroll=False,
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)
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action = lambda email: enroll_email(self.course_key, email)
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return self._run_state_change_test(before_ideal, after_ideal, action)
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def test_enroll_nouser(self):
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before_ideal = SettableEnrollmentState(
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user=False,
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enrollment=False,
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allowed=False,
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auto_enroll=False,
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)
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after_ideal = SettableEnrollmentState(
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user=False,
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enrollment=False,
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allowed=True,
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auto_enroll=False,
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)
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action = lambda email: enroll_email(self.course_key, email)
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return self._run_state_change_test(before_ideal, after_ideal, action)
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def test_enroll_nouser_again(self):
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before_ideal = SettableEnrollmentState(
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user=False,
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enrollment=False,
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allowed=True,
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auto_enroll=False
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)
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after_ideal = SettableEnrollmentState(
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user=False,
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enrollment=False,
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allowed=True,
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auto_enroll=False,
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)
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action = lambda email: enroll_email(self.course_key, email)
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return self._run_state_change_test(before_ideal, after_ideal, action)
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def test_enroll_nouser_autoenroll(self):
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before_ideal = SettableEnrollmentState(
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user=False,
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enrollment=False,
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allowed=False,
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auto_enroll=False,
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)
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after_ideal = SettableEnrollmentState(
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user=False,
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enrollment=False,
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allowed=True,
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auto_enroll=True,
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)
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action = lambda email: enroll_email(self.course_key, email, auto_enroll=True)
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return self._run_state_change_test(before_ideal, after_ideal, action)
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def test_enroll_nouser_change_autoenroll(self):
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before_ideal = SettableEnrollmentState(
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user=False,
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enrollment=False,
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allowed=True,
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auto_enroll=True,
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)
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after_ideal = SettableEnrollmentState(
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user=False,
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enrollment=False,
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allowed=True,
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auto_enroll=False,
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)
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action = lambda email: enroll_email(self.course_key, email, auto_enroll=False)
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return self._run_state_change_test(before_ideal, after_ideal, action)
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class TestInstructorUnenrollDB(TestEnrollmentChangeBase):
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""" Test instructor.enrollment.unenroll_email """
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def test_unenroll(self):
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before_ideal = SettableEnrollmentState(
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user=True,
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enrollment=True,
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allowed=False,
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auto_enroll=False
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)
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after_ideal = SettableEnrollmentState(
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user=True,
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enrollment=False,
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allowed=False,
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auto_enroll=False
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)
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action = lambda email: unenroll_email(self.course_key, email)
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return self._run_state_change_test(before_ideal, after_ideal, action)
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def test_unenroll_notenrolled(self):
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before_ideal = SettableEnrollmentState(
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user=True,
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enrollment=False,
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allowed=False,
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auto_enroll=False
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)
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after_ideal = SettableEnrollmentState(
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user=True,
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enrollment=False,
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allowed=False,
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auto_enroll=False
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)
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action = lambda email: unenroll_email(self.course_key, email)
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return self._run_state_change_test(before_ideal, after_ideal, action)
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def test_unenroll_disallow(self):
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before_ideal = SettableEnrollmentState(
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user=False,
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enrollment=False,
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allowed=True,
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auto_enroll=True
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)
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after_ideal = SettableEnrollmentState(
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user=False,
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enrollment=False,
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allowed=False,
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auto_enroll=False
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)
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action = lambda email: unenroll_email(self.course_key, email)
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return self._run_state_change_test(before_ideal, after_ideal, action)
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def test_unenroll_norecord(self):
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before_ideal = SettableEnrollmentState(
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user=False,
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enrollment=False,
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allowed=False,
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auto_enroll=False
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)
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after_ideal = SettableEnrollmentState(
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user=False,
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enrollment=False,
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allowed=False,
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auto_enroll=False
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)
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action = lambda email: unenroll_email(self.course_key, email)
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return self._run_state_change_test(before_ideal, after_ideal, action)
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@override_settings(MODULESTORE=TEST_DATA_MIXED_MODULESTORE)
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class TestInstructorEnrollmentStudentModule(TestCase):
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""" Test student module manipulations. """
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def setUp(self):
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self.course_key = SlashSeparatedCourseKey('fake', 'course', 'id')
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def test_reset_student_attempts(self):
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user = UserFactory()
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msk = self.course_key.make_usage_key('dummy', 'module')
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original_state = json.dumps({'attempts': 32, 'otherstuff': 'alsorobots'})
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StudentModule.objects.create(student=user, course_id=self.course_key, module_state_key=msk, state=original_state)
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# lambda to reload the module state from the database
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module = lambda: StudentModule.objects.get(student=user, course_id=self.course_key, module_state_key=msk)
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self.assertEqual(json.loads(module().state)['attempts'], 32)
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reset_student_attempts(self.course_key, user, msk)
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self.assertEqual(json.loads(module().state)['attempts'], 0)
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def test_delete_student_attempts(self):
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user = UserFactory()
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msk = self.course_key.make_usage_key('dummy', 'module')
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original_state = json.dumps({'attempts': 32, 'otherstuff': 'alsorobots'})
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StudentModule.objects.create(student=user, course_id=self.course_key, module_state_key=msk, state=original_state)
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self.assertEqual(StudentModule.objects.filter(student=user, course_id=self.course_key, module_state_key=msk).count(), 1)
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reset_student_attempts(self.course_key, user, msk, delete_module=True)
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self.assertEqual(StudentModule.objects.filter(student=user, course_id=self.course_key, module_state_key=msk).count(), 0)
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def test_delete_submission_scores(self):
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user = UserFactory()
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problem_location = self.course_key.make_usage_key('dummy', 'module')
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# Create a student module for the user
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StudentModule.objects.create(
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student=user,
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course_id=self.course_key,
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module_state_key=problem_location,
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state=json.dumps({})
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)
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# Create a submission and score for the student using the submissions API
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student_item = {
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'student_id': anonymous_id_for_user(user, self.course_key),
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'course_id': self.course_key.to_deprecated_string(),
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'item_id': problem_location.to_deprecated_string(),
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'item_type': 'openassessment'
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}
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submission = sub_api.create_submission(student_item, 'test answer')
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sub_api.set_score(submission['uuid'], 1, 2)
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# Delete student state using the instructor dash
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reset_student_attempts(
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self.course_key, user, problem_location,
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delete_module=True
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)
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# Verify that the student's scores have been reset in the submissions API
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score = sub_api.get_score(student_item)
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self.assertIs(score, None)
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class EnrollmentObjects(object):
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"""
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Container for enrollment objects.
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`email` - student email
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`user` - student User object
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`cenr` - CourseEnrollment object
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`cea` - CourseEnrollmentAllowed object
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Any of the objects except email can be None.
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"""
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def __init__(self, email, user, cenr, cea):
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self.email = email
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self.user = user
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self.cenr = cenr
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self.cea = cea
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class SettableEnrollmentState(EmailEnrollmentState):
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"""
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Settable enrollment state.
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Used for testing state changes.
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SettableEnrollmentState can be constructed and then
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a call to create_user will make objects which
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correspond to the state represented in the SettableEnrollmentState.
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"""
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def __init__(self, user=False, enrollment=False, allowed=False, auto_enroll=False): # pylint: disable=W0231
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self.user = user
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self.enrollment = enrollment
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self.allowed = allowed
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self.auto_enroll = auto_enroll
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def __eq__(self, other):
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return self.to_dict() == other.to_dict()
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def __neq__(self, other):
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return not self == other
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def create_user(self, course_id=None):
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"""
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Utility method to possibly create and possibly enroll a user.
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Creates a state matching the SettableEnrollmentState properties.
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Returns a tuple of (
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email,
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User, (optionally None)
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CourseEnrollment, (optionally None)
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CourseEnrollmentAllowed, (optionally None)
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)
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"""
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# if self.user=False, then this will just be used to generate an email.
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email = "robot_no_user_exists_with_this_email@edx.org"
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if self.user:
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user = UserFactory()
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email = user.email
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if self.enrollment:
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cenr = CourseEnrollment.enroll(user, course_id)
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return EnrollmentObjects(email, user, cenr, None)
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else:
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return EnrollmentObjects(email, user, None, None)
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elif self.allowed:
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cea = CourseEnrollmentAllowed.objects.create(
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email=email,
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course_id=course_id,
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auto_enroll=self.auto_enroll,
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)
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return EnrollmentObjects(email, None, None, cea)
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else:
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return EnrollmentObjects(email, None, None, None)
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class TestSendBetaRoleEmail(TestCase):
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"""
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Test edge cases for `send_beta_role_email`
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"""
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def setUp(self):
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self.user = UserFactory.create()
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self.email_params = {'course': 'Robot Super Course'}
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def test_bad_action(self):
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bad_action = 'beta_tester'
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error_msg = "Unexpected action received '{}' - expected 'add' or 'remove'".format(bad_action)
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with self.assertRaisesRegexp(ValueError, error_msg):
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send_beta_role_email(bad_action, self.user, self.email_params)
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@override_settings(MODULESTORE=TEST_DATA_MIXED_MODULESTORE)
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class TestGetEmailParams(TestCase):
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"""
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Test what URLs the function get_email_params returns under different
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production-like conditions.
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"""
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def setUp(self):
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self.course = CourseFactory.create()
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# Explicitly construct what we expect the course URLs to be
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site = settings.SITE_NAME
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self.course_url = u'https://{}/courses/{}/'.format(
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site,
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self.course.id.to_deprecated_string()
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)
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self.course_about_url = self.course_url + 'about'
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self.registration_url = u'https://{}/register'.format(
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site,
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)
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def test_normal_params(self):
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# For a normal site, what do we expect to get for the URLs?
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# Also make sure `auto_enroll` is properly passed through.
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result = get_email_params(self.course, False)
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self.assertEqual(result['auto_enroll'], False)
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self.assertEqual(result['course_about_url'], self.course_about_url)
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self.assertEqual(result['registration_url'], self.registration_url)
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self.assertEqual(result['course_url'], self.course_url)
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def test_marketing_params(self):
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# For a site with a marketing front end, what do we expect to get for the URLs?
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# Also make sure `auto_enroll` is properly passed through.
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with mock.patch.dict('django.conf.settings.FEATURES', {'ENABLE_MKTG_SITE': True}):
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result = get_email_params(self.course, True)
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self.assertEqual(result['auto_enroll'], True)
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# We should *not* get a course about url (LMS doesn't know what the marketing site URLs are)
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self.assertEqual(result['course_about_url'], None)
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self.assertEqual(result['registration_url'], self.registration_url)
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self.assertEqual(result['course_url'], self.course_url)
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