def test_caching(self):
opts, object_id = self.object._meta, self.object.pk
job = HitCountJob()
# first hit...
with self.assertNumQueries(5):
hit_count = job.get(opts.app_label, opts.model_name, object_id)
self.assertEqual(hit_count.hits, 0) # first run, nothing yet
# second hit, will return cached result...
with self.assertNumQueries(0): # nothing in background
hit_count = job.get(opts.app_label, opts.model_name, object_id)
self.assertEqual(hit_count.hits, 0) # returns cached result
def test_refresh_interval(self):
# overriding default settings...
with self.settings(HITCOUNT_REFRESH_INTERVAL=0):
opts, object_id = self.object._meta, self.object.pk
job = HitCountJob()
# first hit...
with self.assertNumQueries(5):
hit_count = job.get(opts.app_label, opts.model_name, object_id)
self.assertEqual(hit_count.hits, 0) # first run, nothing yet
# second hit, will return stale result, but starts async
# refreshing...
with self.assertNumQueries(2): # aha, we do make queries
hit_count = job.get(opts.app_label, opts.model_name, object_id)
self.assertEqual(hit_count.hits, 0) # returns cached result
class HitCountJobTest(TestCase):
def setUp(self):
self.object = mommy.make('flatpages.FlatPage')
self.job = HitCountJob()
def tearDown(self):
cache.clear()
def test_caching(self):
opts, object_id = self.object._meta, self.object.pk
# first hit...
with self.assertNumQueries(2):
hits = self.job.get(opts.app_label, opts.module_name, object_id)
self.assertEqual(hits['total'], 0)
# second hit...
with self.assertNumQueries(0):
hits = self.job.get(opts.app_label, opts.module_name, object_id)
self.assertEqual(hits['total'], 0) # returns cached result
