Files
edx-platform/lms/djangoapps/commerce/tests/__init__.py
2015-05-05 10:50:46 -04:00

133 lines
4.9 KiB
Python

""" Commerce app tests package. """
import json
from django.test import TestCase
from django.test.utils import override_settings
from ecommerce_api_client.client import EcommerceApiClient
import httpretty
import jwt
import mock
from commerce import ecommerce_api_client
from student.tests.factories import UserFactory
class EcommerceApiClientTest(TestCase):
""" Tests to ensure the client is initialized properly. """
TEST_SIGNING_KEY = 'edx'
TEST_API_URL = 'http://example.com/api'
TEST_USER_EMAIL = 'test@example.com'
TEST_CLIENT_ID = 'test-client-id'
@override_settings(ECOMMERCE_API_SIGNING_KEY=TEST_SIGNING_KEY, ECOMMERCE_API_URL=TEST_API_URL)
@httpretty.activate
def test_tracking_context(self):
""" Ensure the tracking context is set up in the api client correctly
and automatically. """
user = UserFactory()
user.email = self.TEST_USER_EMAIL
user.save() # pylint: disable=no-member
# fake an ecommerce api request.
httpretty.register_uri(
httpretty.POST,
'{}/baskets/1/'.format(self.TEST_API_URL),
status=200, body='{}',
adding_headers={'Content-Type': 'application/json'}
)
mock_tracker = mock.Mock()
mock_tracker.resolve_context = mock.Mock(return_value={'client_id': self.TEST_CLIENT_ID})
with mock.patch('commerce.tracker.get_tracker', return_value=mock_tracker):
ecommerce_api_client(user).baskets(1).post()
# make sure the request's JWT token payload included correct tracking context values.
actual_header = httpretty.last_request().headers['Authorization']
expected_payload = {
'username': user.username,
'email': user.email,
'tracking_context': {
'lms_user_id': user.id, # pylint: disable=no-member
'lms_client_id': self.TEST_CLIENT_ID,
},
}
expected_header = 'JWT {}'.format(jwt.encode(expected_payload, self.TEST_SIGNING_KEY))
self.assertEqual(actual_header, expected_header)
class EcommerceApiTestMixin(object):
""" Mixin for tests utilizing the E-Commerce API. """
ECOMMERCE_API_URL = 'http://example.com/api'
ECOMMERCE_API_SIGNING_KEY = 'edx'
BASKET_ID = 7
ORDER_NUMBER = '100004'
PROCESSOR = 'test-processor'
PAYMENT_DATA = {
'payment_processor_name': PROCESSOR,
'payment_form_data': {},
'payment_page_url': 'http://example.com/pay',
}
ORDER_DATA = {'number': ORDER_NUMBER}
ECOMMERCE_API_SUCCESSFUL_BODY = {
'id': BASKET_ID,
'order': {'number': ORDER_NUMBER}, # never both None.
'payment_data': PAYMENT_DATA,
}
ECOMMERCE_API_SUCCESSFUL_BODY_JSON = json.dumps(ECOMMERCE_API_SUCCESSFUL_BODY) # pylint: disable=invalid-name
def _mock_ecommerce_api(self, status=200, body=None, is_payment_required=False):
"""
Mock calls to the E-Commerce API.
The calling test should be decorated with @httpretty.activate.
"""
self.assertTrue(httpretty.is_enabled(), 'Test is missing @httpretty.activate decorator.')
url = self.ECOMMERCE_API_URL + '/baskets/'
if body is None:
response_data = {'id': self.BASKET_ID, 'payment_data': None, 'order': None}
if is_payment_required:
response_data['payment_data'] = self.PAYMENT_DATA
else:
response_data['order'] = {'number': self.ORDER_NUMBER}
body = json.dumps(response_data)
httpretty.register_uri(httpretty.POST, url, status=status, body=body,
adding_headers={'Content-Type': 'application/json'})
class mock_create_basket(object): # pylint: disable=invalid-name
""" Mocks calls to E-Commerce API client basket creation method. """
patch = None
def __init__(self, **kwargs):
default_kwargs = {'return_value': EcommerceApiTestMixin.ECOMMERCE_API_SUCCESSFUL_BODY}
default_kwargs.update(kwargs)
_mock = mock.Mock()
_mock.post = mock.Mock(**default_kwargs)
EcommerceApiClient.baskets = _mock
self.patch = _mock
def __enter__(self):
return self.patch
def __exit__(self, exc_type, exc_val, exc_tb): # pylint: disable=unused-argument
pass
class mock_basket_order(object): # pylint: disable=invalid-name
""" Mocks calls to E-Commerce API client basket order method. """
patch = None
def __init__(self, **kwargs):
_mock = mock.Mock()
_mock.order.get = mock.Mock(**kwargs)
EcommerceApiClient.baskets = lambda client, basket_id: _mock
self.patch = _mock
def __enter__(self):
return self.patch
def __exit__(self, exc_type, exc_val, exc_tb): # pylint: disable=unused-argument
pass