mirror of
https://github.com/element-hq/synapse.git
synced 2024-11-27 03:58:06 +03:00
70 lines
2.3 KiB
Python
70 lines
2.3 KiB
Python
|
from synapse.rest.client.transactions import HttpTransactionCache
|
||
|
|
from synapse.rest.client.transactions import CLEANUP_PERIOD_MS
|
||
|
|
from twisted.internet import defer
|
||
|
|
from mock import Mock, call
|
||
|
|
from tests import unittest
|
||
|
|
from tests.utils import MockClock
|
||
|
|
|
||
|
|
|
||
|
|
class HttpTransactionCacheTestCase(unittest.TestCase):
|
||
|
|
|
||
|
|
def setUp(self):
|
||
|
|
self.clock = MockClock()
|
||
|
|
self.cache = HttpTransactionCache(self.clock)
|
||
|
|
|
||
|
|
self.mock_http_response = (200, "GOOD JOB!")
|
||
|
|
self.mock_key = "foo"
|
||
|
|
|
||
|
|
@defer.inlineCallbacks
|
||
|
|
def test_executes_given_function(self):
|
||
|
|
cb = Mock(
|
||
|
|
return_value=defer.succeed(self.mock_http_response)
|
||
|
|
)
|
||
|
|
res = yield self.cache.fetch_or_execute(
|
||
|
|
self.mock_key, cb, "some_arg", keyword="arg"
|
||
|
|
)
|
||
|
|
cb.assert_called_once_with("some_arg", keyword="arg")
|
||
|
|
self.assertEqual(res, self.mock_http_response)
|
||
|
|
|
||
|
|
@defer.inlineCallbacks
|
||
|
|
def test_deduplicates_based_on_key(self):
|
||
|
|
cb = Mock(
|
||
|
|
return_value=defer.succeed(self.mock_http_response)
|
||
|
|
)
|
||
|
|
for i in range(3): # invoke multiple times
|
||
|
|
res = yield self.cache.fetch_or_execute(
|
||
|
|
self.mock_key, cb, "some_arg", keyword="arg", changing_args=i
|
||
|
|
)
|
||
|
|
self.assertEqual(res, self.mock_http_response)
|
||
|
|
# expect only a single call to do the work
|
||
|
|
cb.assert_called_once_with("some_arg", keyword="arg", changing_args=0)
|
||
|
|
|
||
|
|
@defer.inlineCallbacks
|
||
|
|
def test_cleans_up(self):
|
||
|
|
cb = Mock(
|
||
|
|
return_value=defer.succeed(self.mock_http_response)
|
||
|
|
)
|
||
|
|
yield self.cache.fetch_or_execute(
|
||
|
|
self.mock_key, cb, "an arg"
|
||
|
|
)
|
||
|
|
# should NOT have cleaned up yet
|
||
|
|
self.clock.advance_time_msec(CLEANUP_PERIOD_MS / 2)
|
||
|
|
|
||
|
|
yield self.cache.fetch_or_execute(
|
||
|
|
self.mock_key, cb, "an arg"
|
||
|
|
)
|
||
|
|
# still using cache
|
||
|
|
cb.assert_called_once_with("an arg")
|
||
|
|
|
||
|
|
self.clock.advance_time_msec(CLEANUP_PERIOD_MS)
|
||
|
|
|
||
|
|
yield self.cache.fetch_or_execute(
|
||
|
|
self.mock_key, cb, "an arg"
|
||
|
|
)
|
||
|
|
# no longer using cache
|
||
|
|
self.assertEqual(cb.call_count, 2)
|
||
|
|
self.assertEqual(
|
||
|
|
cb.call_args_list,
|
||
|
|
[call("an arg",), call("an arg",)]
|
||
|
|
)
|