diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/appservice/test_appservice.py | 4 | ||||
| -rw-r--r-- | tests/storage/test__base.py | 2 | ||||
| -rw-r--r-- | tests/util/caches/test_descriptors.py | 129 | ||||
| -rw-r--r-- | tests/util/test_snapshot_cache.py | 4 |
4 files changed, 136 insertions, 3 deletions
diff --git a/tests/appservice/test_appservice.py b/tests/appservice/test_appservice.py index aa8cc50550..7586ea9053 100644 --- a/tests/appservice/test_appservice.py +++ b/tests/appservice/test_appservice.py @@ -19,10 +19,12 @@ from twisted.internet import defer from mock import Mock from tests import unittest +import re + def _regex(regex, exclusive=True): return { - "regex": regex, + "regex": re.compile(regex), "exclusive": exclusive } diff --git a/tests/storage/test__base.py b/tests/storage/test__base.py index 8361dd8cee..281eb16254 100644 --- a/tests/storage/test__base.py +++ b/tests/storage/test__base.py @@ -199,7 +199,7 @@ class CacheDecoratorTestCase(unittest.TestCase): a.func.prefill(("foo",), ObservableDeferred(d)) - self.assertEquals(a.func("foo").result, d.result) + self.assertEquals(a.func("foo"), d.result) self.assertEquals(callcount[0], 0) @defer.inlineCallbacks diff --git a/tests/util/caches/test_descriptors.py b/tests/util/caches/test_descriptors.py index 419281054d..3f14ab503f 100644 --- a/tests/util/caches/test_descriptors.py +++ b/tests/util/caches/test_descriptors.py @@ -12,11 +12,18 @@ # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. +import logging + import mock +from synapse.api.errors import SynapseError +from synapse.util import async +from synapse.util import logcontext from twisted.internet import defer from synapse.util.caches import descriptors from tests import unittest +logger = logging.getLogger(__name__) + class DescriptorTestCase(unittest.TestCase): @defer.inlineCallbacks @@ -84,3 +91,125 @@ class DescriptorTestCase(unittest.TestCase): r = yield obj.fn(2, 5) self.assertEqual(r, 'chips') obj.mock.assert_not_called() + + def test_cache_logcontexts(self): + """Check that logcontexts are set and restored correctly when + using the cache.""" + + complete_lookup = defer.Deferred() + + class Cls(object): + @descriptors.cached() + def fn(self, arg1): + @defer.inlineCallbacks + def inner_fn(): + with logcontext.PreserveLoggingContext(): + yield complete_lookup + defer.returnValue(1) + + return inner_fn() + + @defer.inlineCallbacks + def do_lookup(): + with logcontext.LoggingContext() as c1: + c1.name = "c1" + r = yield obj.fn(1) + self.assertEqual(logcontext.LoggingContext.current_context(), + c1) + defer.returnValue(r) + + def check_result(r): + self.assertEqual(r, 1) + + obj = Cls() + + # set off a deferred which will do a cache lookup + d1 = do_lookup() + self.assertEqual(logcontext.LoggingContext.current_context(), + logcontext.LoggingContext.sentinel) + d1.addCallback(check_result) + + # and another + d2 = do_lookup() + self.assertEqual(logcontext.LoggingContext.current_context(), + logcontext.LoggingContext.sentinel) + d2.addCallback(check_result) + + # let the lookup complete + complete_lookup.callback(None) + + return defer.gatherResults([d1, d2]) + + def test_cache_logcontexts_with_exception(self): + """Check that the cache sets and restores logcontexts correctly when + the lookup function throws an exception""" + + class Cls(object): + @descriptors.cached() + def fn(self, arg1): + @defer.inlineCallbacks + def inner_fn(): + yield async.run_on_reactor() + raise SynapseError(400, "blah") + + return inner_fn() + + @defer.inlineCallbacks + def do_lookup(): + with logcontext.LoggingContext() as c1: + c1.name = "c1" + try: + yield obj.fn(1) + self.fail("No exception thrown") + except SynapseError: + pass + + self.assertEqual(logcontext.LoggingContext.current_context(), + c1) + + obj = Cls() + + # set off a deferred which will do a cache lookup + d1 = do_lookup() + self.assertEqual(logcontext.LoggingContext.current_context(), + logcontext.LoggingContext.sentinel) + + return d1 + + @defer.inlineCallbacks + def test_cache_default_args(self): + class Cls(object): + def __init__(self): + self.mock = mock.Mock() + + @descriptors.cached() + def fn(self, arg1, arg2=2, arg3=3): + return self.mock(arg1, arg2, arg3) + + obj = Cls() + + obj.mock.return_value = 'fish' + r = yield obj.fn(1, 2, 3) + self.assertEqual(r, 'fish') + obj.mock.assert_called_once_with(1, 2, 3) + obj.mock.reset_mock() + + # a call with same params shouldn't call the mock again + r = yield obj.fn(1, 2) + self.assertEqual(r, 'fish') + obj.mock.assert_not_called() + obj.mock.reset_mock() + + # a call with different params should call the mock again + obj.mock.return_value = 'chips' + r = yield obj.fn(2, 3) + self.assertEqual(r, 'chips') + obj.mock.assert_called_once_with(2, 3, 3) + obj.mock.reset_mock() + + # the two values should now be cached + r = yield obj.fn(1, 2) + self.assertEqual(r, 'fish') + r = yield obj.fn(2, 3) + self.assertEqual(r, 'chips') + obj.mock.assert_not_called() diff --git a/tests/util/test_snapshot_cache.py b/tests/util/test_snapshot_cache.py index 7e289715ba..d3a8630c2f 100644 --- a/tests/util/test_snapshot_cache.py +++ b/tests/util/test_snapshot_cache.py @@ -53,7 +53,9 @@ class SnapshotCacheTestCase(unittest.TestCase): # before the cache expires returns a resolved deferred. get_result_at_11 = self.cache.get(11, "key") self.assertIsNotNone(get_result_at_11) - self.assertTrue(get_result_at_11.called) + if isinstance(get_result_at_11, Deferred): + # The cache may return the actual result rather than a deferred + self.assertTrue(get_result_at_11.called) # Check that getting the key after the deferred has resolved # after the cache expires returns None |