def nav_title(self):
from balancer.mixins import PinningMixin
pinned = PinningMixin.is_pinned()
colours = dict()
colours[True] = '#F66'
colours[False] = '#6F6'
colour = colours[pinned]
message = 'pinned' if pinned else 'not pinned'
title = _('SQL') + ' <span style="color:%s;">%s</span>' % (colour, message)
return mark_safe(title)
def test_middleware(self):
for middleware, vehicle in [(PinningSessionMiddleware(), 'session'),
(PinningCookieMiddleware(), 'cookie')]:
# The first request shouldn't pin the database
middleware.process_request(self.mock_request)
self.assertFalse(PinningMixin.is_pinned())
# A simulated write should, however
PinningMixin.set_db_write()
# The response should set the session variable and clear the locals
response = middleware.process_response(self.mock_request,
self.mock_response)
self.assertFalse(PinningMixin.is_pinned())
self.assertFalse(PinningMixin.db_was_written())
if vehicle == 'session':
self.assertTrue(
self.mock_request.session.get(PINNING_KEY, False)
)
else:
self.assertEqual(response.cookie, PINNING_KEY)
self.mock_request.COOKIES = [response.cookie]
# The subsequent request should then pin the database
middleware.process_request(self.mock_request)
self.assertTrue(PinningMixin.is_pinned())
PinningMixin.unpin_thread()
if vehicle == 'session':
# After the pinning period has expired, the request should no
# longer pin the thread
exp = timedelta(seconds=PINNING_SECONDS - 5)
self.mock_request.session[PINNING_KEY] = datetime.now() - exp
middleware.process_request(self.mock_request)
self.assertFalse(PinningMixin.is_pinned())
PinningMixin.unpin_thread()
def test_middleware(self):
for middleware, vehicle in [(PinningSessionMiddleware(), 'session'),
(PinningCookieMiddleware(), 'cookie')]:
# The first request shouldn't pin the database
middleware.process_request(self.mock_request)
self.assertFalse(PinningMixin.is_pinned())
# A simulated write should, however
PinningMixin.set_db_write()
# The response should set the session variable and clear the locals
response = middleware.process_response(self.mock_request,
self.mock_response)
self.assertFalse(PinningMixin.is_pinned())
self.assertFalse(PinningMixin.db_was_written())
if vehicle == 'session':
self.assertTrue(
self.mock_request.session.get(PINNING_KEY, False))
else:
self.assertEqual(response.cookie, PINNING_KEY)
self.mock_request.COOKIES = [response.cookie]
# The subsequent request should then pin the database
middleware.process_request(self.mock_request)
self.assertTrue(PinningMixin.is_pinned())
PinningMixin.unpin_thread()
if vehicle == 'session':
# After the pinning period has expired, the request should no
# longer pin the thread
exp = timedelta(seconds=PINNING_SECONDS - 5)
self.mock_request.session[PINNING_KEY] = datetime.now() - exp
middleware.process_request(self.mock_request)
self.assertFalse(PinningMixin.is_pinned())
PinningMixin.unpin_thread()
