Files
edx-platform/lms/djangoapps/completion/tests/test_models.py
2017-12-14 16:40:15 -06:00

190 lines
7.6 KiB
Python

"""
Test models, managers, and validators.
"""
from __future__ import absolute_import, division, print_function, unicode_literals
from django.core.exceptions import ValidationError
from django.test import TestCase
from opaque_keys.edx.keys import UsageKey, CourseKey
from student.tests.factories import UserFactory, CourseEnrollmentFactory
from .. import models
from .. import waffle
class PercentValidatorTestCase(TestCase):
"""
Test that validate_percent only allows floats (and ints) between 0.0 and 1.0.
"""
def test_valid_percents(self):
for value in [1.0, 0.0, 1, 0, 0.5, 0.333081348071397813987230871]:
models.validate_percent(value)
def test_invalid_percent(self):
for value in [-0.00000000001, 1.0000000001, 47.1, 1000, None, float('inf'), float('nan')]:
self.assertRaises(ValidationError, models.validate_percent, value)
class CompletionSetUpMixin(object):
def set_up_completion(self):
self.user = UserFactory()
self.block_key = UsageKey.from_string(u'block-v1:edx+test+run+type@video+block@doggos')
self.completion = models.BlockCompletion.objects.create(
user=self.user,
course_key=self.block_key.course_key,
block_type=self.block_key.block_type,
block_key=self.block_key,
completion=0.5,
)
class SubmitCompletionTestCase(CompletionSetUpMixin, TestCase):
"""
Test that BlockCompletion.objects.submit_completion has the desired
semantics.
"""
def setUp(self):
super(SubmitCompletionTestCase, self).setUp()
_overrider = waffle.waffle().override(waffle.ENABLE_COMPLETION_TRACKING, True)
_overrider.__enter__()
self.addCleanup(_overrider.__exit__, None, None, None)
self.set_up_completion()
def test_changed_value(self):
with self.assertNumQueries(4): # Get, update, 2 * savepoints
completion, isnew = models.BlockCompletion.objects.submit_completion(
user=self.user,
course_key=self.block_key.course_key,
block_key=self.block_key,
completion=0.9,
)
completion.refresh_from_db()
self.assertEqual(completion.completion, 0.9)
self.assertFalse(isnew)
self.assertEqual(models.BlockCompletion.objects.count(), 1)
def test_unchanged_value(self):
with self.assertNumQueries(1): # Get
completion, isnew = models.BlockCompletion.objects.submit_completion(
user=self.user,
course_key=self.block_key.course_key,
block_key=self.block_key,
completion=0.5,
)
completion.refresh_from_db()
self.assertEqual(completion.completion, 0.5)
self.assertFalse(isnew)
self.assertEqual(models.BlockCompletion.objects.count(), 1)
def test_new_user(self):
newuser = UserFactory()
with self.assertNumQueries(4): # Get, update, 2 * savepoints
_, isnew = models.BlockCompletion.objects.submit_completion(
user=newuser,
course_key=self.block_key.course_key,
block_key=self.block_key,
completion=0.0,
)
self.assertTrue(isnew)
self.assertEqual(models.BlockCompletion.objects.count(), 2)
def test_new_block(self):
newblock = UsageKey.from_string(u'block-v1:edx+test+run+type@video+block@puppers')
with self.assertNumQueries(4): # Get, update, 2 * savepoints
_, isnew = models.BlockCompletion.objects.submit_completion(
user=self.user,
course_key=newblock.course_key,
block_key=newblock,
completion=1.0,
)
self.assertTrue(isnew)
self.assertEqual(models.BlockCompletion.objects.count(), 2)
def test_invalid_completion(self):
with self.assertRaises(ValidationError):
models.BlockCompletion.objects.submit_completion(
user=self.user,
course_key=self.block_key.course_key,
block_key=self.block_key,
completion=1.2
)
completion = models.BlockCompletion.objects.get(user=self.user, block_key=self.block_key)
self.assertEqual(completion.completion, 0.5)
self.assertEqual(models.BlockCompletion.objects.count(), 1)
class CompletionDisabledTestCase(CompletionSetUpMixin, TestCase):
@classmethod
def setUpClass(cls):
super(CompletionDisabledTestCase, cls).setUpClass()
cls.overrider = waffle.waffle().override(waffle.ENABLE_COMPLETION_TRACKING, False)
cls.overrider.__enter__()
@classmethod
def tearDownClass(cls):
cls.overrider.__exit__(None, None, None)
super(CompletionDisabledTestCase, cls).tearDownClass()
def setUp(self):
super(CompletionDisabledTestCase, self).setUp()
self.set_up_completion()
def test_cannot_call_submit_completion(self):
self.assertEqual(models.BlockCompletion.objects.count(), 1)
with self.assertRaises(RuntimeError):
models.BlockCompletion.objects.submit_completion(
user=self.user,
course_key=self.block_key.course_key,
block_key=self.block_key,
completion=0.9,
)
self.assertEqual(models.BlockCompletion.objects.count(), 1)
class SubmitBatchCompletionTestCase(TestCase):
"""
Test that BlockCompletion.objects.submit_batch_completion has the desired
semantics.
"""
def setUp(self):
super(SubmitBatchCompletionTestCase, self).setUp()
_overrider = waffle.waffle().override(waffle.ENABLE_COMPLETION_TRACKING, True)
_overrider.__enter__()
self.addCleanup(_overrider.__exit__, None, None, None)
self.block_key = UsageKey.from_string('block-v1:edx+test+run+type@video+block@doggos')
self.course_key_obj = CourseKey.from_string('course-v1:edx+test+run')
self.user = UserFactory()
CourseEnrollmentFactory.create(user=self.user, course_id=unicode(self.course_key_obj))
def test_submit_batch_completion(self):
blocks = [(self.block_key, 1.0)]
models.BlockCompletion.objects.submit_batch_completion(self.user, self.course_key_obj, blocks)
self.assertEqual(models.BlockCompletion.objects.count(), 1)
self.assertEqual(models.BlockCompletion.objects.last().completion, 1.0)
def test_submit_batch_completion_without_waffle(self):
with waffle.waffle().override(waffle.ENABLE_COMPLETION_TRACKING, False):
with self.assertRaises(RuntimeError):
blocks = [(self.block_key, 1.0)]
models.BlockCompletion.objects.submit_batch_completion(self.user, self.course_key_obj, blocks)
def test_submit_batch_completion_with_same_block_new_completion_value(self):
blocks = [(self.block_key, 0.0)]
self.assertEqual(models.BlockCompletion.objects.count(), 0)
models.BlockCompletion.objects.submit_batch_completion(self.user, self.course_key_obj, blocks)
self.assertEqual(models.BlockCompletion.objects.count(), 1)
model = models.BlockCompletion.objects.first()
self.assertEqual(model.completion, 0.0)
blocks = [
(UsageKey.from_string('block-v1:edx+test+run+type@video+block@doggos'), 1.0),
]
models.BlockCompletion.objects.submit_batch_completion(self.user, self.course_key_obj, blocks)
self.assertEqual(models.BlockCompletion.objects.count(), 1)
model = models.BlockCompletion.objects.first()
self.assertEqual(model.completion, 1.0)