238 lines
9.1 KiB
Python
238 lines
9.1 KiB
Python
import ddt
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import pytz
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from datetime import datetime
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from freezegun import freeze_time
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from lms.djangoapps.grades.models import PersistentSubsectionGrade, PersistentSubsectionGradeOverride
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from lms.djangoapps.grades.services import GradesService, _get_key
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from mock import patch, call
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from opaque_keys.edx.keys import CourseKey, UsageKey
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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, ItemFactory
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from ..config.waffle import REJECTED_EXAM_OVERRIDES_GRADE
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from ..constants import ScoreDatabaseTableEnum
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class MockWaffleFlag():
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def __init__(self, state):
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self.state = state
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def is_enabled(self, course_key):
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return self.state
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@ddt.ddt
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class GradesServiceTests(ModuleStoreTestCase):
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"""
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Tests for the Grades service
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"""
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def setUp(self, **kwargs):
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super(GradesServiceTests, self).setUp()
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self.service = GradesService()
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self.course = CourseFactory.create(org='edX', number='DemoX', display_name='Demo_Course')
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self.subsection = ItemFactory.create(parent=self.course, category="subsection", display_name="Subsection")
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self.user = UserFactory()
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self.grade = PersistentSubsectionGrade.update_or_create_grade(
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user_id=self.user.id,
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course_id=self.course.id,
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usage_key=self.subsection.location,
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first_attempted=None,
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visible_blocks=[],
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earned_all=6.0,
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possible_all=6.0,
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earned_graded=5.0,
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possible_graded=5.0
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)
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self.signal_patcher = patch('lms.djangoapps.grades.signals.signals.SUBSECTION_OVERRIDE_CHANGED.send')
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self.mock_signal = self.signal_patcher.start()
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self.id_patcher = patch('lms.djangoapps.grades.services.create_new_event_transaction_id')
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self.mock_create_id = self.id_patcher.start()
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self.mock_create_id.return_value = 1
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self.type_patcher = patch('lms.djangoapps.grades.services.set_event_transaction_type')
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self.mock_set_type = self.type_patcher.start()
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self.flag_patcher = patch('lms.djangoapps.grades.services.waffle_flags')
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self.mock_waffle_flags = self.flag_patcher.start()
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self.mock_waffle_flags.return_value = {
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REJECTED_EXAM_OVERRIDES_GRADE: MockWaffleFlag(True)
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}
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def tearDown(self):
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PersistentSubsectionGradeOverride.objects.all().delete() # clear out all previous overrides
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self.signal_patcher.stop()
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self.id_patcher.stop()
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self.type_patcher.stop()
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self.flag_patcher.stop()
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def subsection_grade_to_dict(self, grade):
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return {
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'earned_all': grade.earned_all,
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'earned_graded': grade.earned_graded
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}
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def subsection_grade_override_to_dict(self, grade):
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return {
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'earned_all_override': grade.earned_all_override,
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'earned_graded_override': grade.earned_graded_override
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}
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def test_get_subsection_grade(self):
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self.assertDictEqual(self.subsection_grade_to_dict(self.service.get_subsection_grade(
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user_id=self.user.id,
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course_key_or_id=self.course.id,
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usage_key_or_id=self.subsection.location
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)), {
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'earned_all': 6.0,
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'earned_graded': 5.0
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})
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# test with id strings as parameters instead
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self.assertDictEqual(self.subsection_grade_to_dict(self.service.get_subsection_grade(
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user_id=self.user.id,
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course_key_or_id=unicode(self.course.id),
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usage_key_or_id=unicode(self.subsection.location)
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)), {
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'earned_all': 6.0,
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'earned_graded': 5.0
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})
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def test_get_subsection_grade_override(self):
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override, _ = PersistentSubsectionGradeOverride.objects.update_or_create(grade=self.grade)
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self.assertDictEqual(self.subsection_grade_override_to_dict(self.service.get_subsection_grade_override(
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user_id=self.user.id,
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course_key_or_id=self.course.id,
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usage_key_or_id=self.subsection.location
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)), {
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'earned_all_override': override.earned_all_override,
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'earned_graded_override': override.earned_graded_override
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})
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override, _ = PersistentSubsectionGradeOverride.objects.update_or_create(
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grade=self.grade,
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defaults={
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'earned_all_override': 9.0
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}
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)
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# test with id strings as parameters instead
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self.assertDictEqual(self.subsection_grade_override_to_dict(self.service.get_subsection_grade_override(
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user_id=self.user.id,
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course_key_or_id=unicode(self.course.id),
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usage_key_or_id=unicode(self.subsection.location)
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)), {
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'earned_all_override': override.earned_all_override,
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'earned_graded_override': override.earned_graded_override
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})
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@ddt.data(
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[{
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'earned_all': 0.0,
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'earned_graded': 0.0
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}, {
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'earned_all': 0.0,
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'earned_graded': 0.0
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}],
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[{
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'earned_all': 0.0,
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'earned_graded': None
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}, {
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'earned_all': 0.0,
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'earned_graded': 5.0
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}],
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[{
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'earned_all': None,
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'earned_graded': None
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}, {
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'earned_all': 6.0,
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'earned_graded': 5.0
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}],
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[{
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'earned_all': 3.0,
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'earned_graded': 2.0
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}, {
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'earned_all': 3.0,
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'earned_graded': 2.0
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}],
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)
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@ddt.unpack
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def test_override_subsection_grade(self, override, expected):
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self.service.override_subsection_grade(
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user_id=self.user.id,
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course_key_or_id=self.course.id,
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usage_key_or_id=self.subsection.location,
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earned_all=override['earned_all'],
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earned_graded=override['earned_graded']
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)
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override_obj = self.service.get_subsection_grade_override(
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self.user.id,
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self.course.id,
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self.subsection.location
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)
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self.assertIsNotNone(override_obj)
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self.assertEqual(override_obj.earned_all_override, override['earned_all'])
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self.assertEqual(override_obj.earned_graded_override, override['earned_graded'])
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self.assertEqual(
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self.mock_signal.call_args,
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call(
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sender=None,
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user_id=self.user.id,
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course_id=unicode(self.course.id),
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usage_id=unicode(self.subsection.location),
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only_if_higher=False,
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modified=override_obj.modified,
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score_deleted=False,
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score_db_table=ScoreDatabaseTableEnum.overrides
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)
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)
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@freeze_time('2017-01-01')
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def test_undo_override_subsection_grade(self):
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override, _ = PersistentSubsectionGradeOverride.objects.update_or_create(grade=self.grade)
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self.service.undo_override_subsection_grade(
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user_id=self.user.id,
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course_key_or_id=self.course.id,
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usage_key_or_id=self.subsection.location,
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)
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override = self.service.get_subsection_grade_override(self.user.id, self.course.id, self.subsection.location)
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self.assertIsNone(override)
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self.assertEqual(
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self.mock_signal.call_args,
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call(
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sender=None,
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user_id=self.user.id,
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course_id=unicode(self.course.id),
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usage_id=unicode(self.subsection.location),
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only_if_higher=False,
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modified=datetime.now().replace(tzinfo=pytz.UTC),
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score_deleted=True,
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score_db_table=ScoreDatabaseTableEnum.overrides
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)
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)
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@ddt.data(
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['edX/DemoX/Demo_Course', CourseKey.from_string('edX/DemoX/Demo_Course'), CourseKey],
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['course-v1:edX+DemoX+Demo_Course', CourseKey.from_string('course-v1:edX+DemoX+Demo_Course'), CourseKey],
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[CourseKey.from_string('course-v1:edX+DemoX+Demo_Course'),
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CourseKey.from_string('course-v1:edX+DemoX+Demo_Course'), CourseKey],
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['block-v1:edX+DemoX+Demo_Course+type@sequential+block@workflow',
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UsageKey.from_string('block-v1:edX+DemoX+Demo_Course+type@sequential+block@workflow'), UsageKey],
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[UsageKey.from_string('block-v1:edX+DemoX+Demo_Course+type@sequential+block@workflow'),
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UsageKey.from_string('block-v1:edX+DemoX+Demo_Course+type@sequential+block@workflow'), UsageKey],
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)
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@ddt.unpack
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def test_get_key(self, input_key, output_key, key_cls):
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self.assertEqual(_get_key(input_key, key_cls), output_key)
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def test_should_override_grade_on_rejected_exam(self):
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self.assertTrue(self.service.should_override_grade_on_rejected_exam('course-v1:edX+DemoX+Demo_Course'))
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self.mock_waffle_flags.return_value = {
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REJECTED_EXAM_OVERRIDES_GRADE: MockWaffleFlag(False)
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}
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self.assertFalse(self.service.should_override_grade_on_rejected_exam('course-v1:edX+DemoX+Demo_Course'))
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