Files
edx-platform/common/djangoapps/track/tests/test_shim.py

123 lines
3.5 KiB
Python

"""Ensure emitted events contain the fields legacy processors expect to find."""
from datetime import datetime
from freezegun import freeze_time
from mock import sentinel
from django.test import TestCase
from django.test.utils import override_settings
from pytz import UTC
from eventtracking.django import DjangoTracker
IN_MEMORY_BACKEND = {
'mem': {
'ENGINE': 'track.tests.test_shim.InMemoryBackend'
}
}
LEGACY_SHIM_PROCESSOR = [
{
'ENGINE': 'track.shim.LegacyFieldMappingProcessor'
}
]
FROZEN_TIME = datetime(2013, 10, 3, 8, 24, 55, tzinfo=UTC)
@freeze_time(FROZEN_TIME)
class LegacyFieldMappingProcessorTestCase(TestCase):
"""Ensure emitted events contain the fields legacy processors expect to find."""
@override_settings(
EVENT_TRACKING_BACKENDS=IN_MEMORY_BACKEND,
EVENT_TRACKING_PROCESSORS=LEGACY_SHIM_PROCESSOR,
)
def test_event_field_mapping(self):
django_tracker = DjangoTracker()
data = {sentinel.key: sentinel.value}
context = {
'username': sentinel.username,
'session': sentinel.session,
'ip': sentinel.ip,
'host': sentinel.host,
'agent': sentinel.agent,
'path': sentinel.path,
'user_id': sentinel.user_id,
'course_id': sentinel.course_id,
'org_id': sentinel.org_id,
'event_type': sentinel.event_type,
'client_id': sentinel.client_id,
}
with django_tracker.context('test', context):
django_tracker.emit(sentinel.name, data)
emitted_event = django_tracker.backends['mem'].get_event()
expected_event = {
'event_type': sentinel.event_type,
'name': sentinel.name,
'context': {
'user_id': sentinel.user_id,
'course_id': sentinel.course_id,
'org_id': sentinel.org_id,
'path': sentinel.path,
},
'event': data,
'username': sentinel.username,
'event_source': 'server',
'time': FROZEN_TIME,
'agent': sentinel.agent,
'host': sentinel.host,
'ip': sentinel.ip,
'page': None,
'session': sentinel.session,
}
self.assertEqual(expected_event, emitted_event)
@override_settings(
EVENT_TRACKING_BACKENDS=IN_MEMORY_BACKEND,
EVENT_TRACKING_PROCESSORS=LEGACY_SHIM_PROCESSOR,
)
def test_missing_fields(self):
django_tracker = DjangoTracker()
django_tracker.emit(sentinel.name)
emitted_event = django_tracker.backends['mem'].get_event()
expected_event = {
'event_type': sentinel.name,
'name': sentinel.name,
'context': {},
'event': {},
'username': '',
'event_source': 'server',
'time': FROZEN_TIME,
'agent': '',
'host': '',
'ip': '',
'page': None,
'session': '',
}
self.assertEqual(expected_event, emitted_event)
class InMemoryBackend(object):
"""A backend that simply stores all events in memory"""
def __init__(self):
super(InMemoryBackend, self).__init__()
self.events = []
def send(self, event):
"""Store the event in a list"""
self.events.append(event)
def get_event(self):
"""Return the first event that was emitted."""
return self.events[0]