diff --git a/tests/handlers/test_typing.py b/tests/handlers/test_typing.py
index b08856f763..2c263af1a3 100644
--- a/tests/handlers/test_typing.py
+++ b/tests/handlers/test_typing.py
@@ -44,7 +44,6 @@ def _expect_edu(destination, edu_type, content, origin="test"):
"content": content,
}
],
- "pdu_failures": [],
}
diff --git a/tests/util/caches/test_descriptors.py b/tests/util/caches/test_descriptors.py
index 8176a7dabd..ca8a7c907f 100644
--- a/tests/util/caches/test_descriptors.py
+++ b/tests/util/caches/test_descriptors.py
@@ -273,3 +273,104 @@ class DescriptorTestCase(unittest.TestCase):
r = yield obj.fn(2, 3)
self.assertEqual(r, 'chips')
obj.mock.assert_not_called()
+
+
+class CachedListDescriptorTestCase(unittest.TestCase):
+ @defer.inlineCallbacks
+ def test_cache(self):
+ class Cls(object):
+ def __init__(self):
+ self.mock = mock.Mock()
+
+ @descriptors.cached()
+ def fn(self, arg1, arg2):
+ pass
+
+ @descriptors.cachedList("fn", "args1", inlineCallbacks=True)
+ def list_fn(self, args1, arg2):
+ assert (
+ logcontext.LoggingContext.current_context().request == "c1"
+ )
+ # we want this to behave like an asynchronous function
+ yield run_on_reactor()
+ assert (
+ logcontext.LoggingContext.current_context().request == "c1"
+ )
+ defer.returnValue(self.mock(args1, arg2))
+
+ with logcontext.LoggingContext() as c1:
+ c1.request = "c1"
+ obj = Cls()
+ obj.mock.return_value = {10: 'fish', 20: 'chips'}
+ d1 = obj.list_fn([10, 20], 2)
+ self.assertEqual(
+ logcontext.LoggingContext.current_context(),
+ logcontext.LoggingContext.sentinel,
+ )
+ r = yield d1
+ self.assertEqual(
+ logcontext.LoggingContext.current_context(),
+ c1
+ )
+ obj.mock.assert_called_once_with([10, 20], 2)
+ self.assertEqual(r, {10: 'fish', 20: 'chips'})
+ obj.mock.reset_mock()
+
+ # a call with different params should call the mock again
+ obj.mock.return_value = {30: 'peas'}
+ r = yield obj.list_fn([20, 30], 2)
+ obj.mock.assert_called_once_with([30], 2)
+ self.assertEqual(r, {20: 'chips', 30: 'peas'})
+ obj.mock.reset_mock()
+
+ # all the values should now be cached
+ r = yield obj.fn(10, 2)
+ self.assertEqual(r, 'fish')
+ r = yield obj.fn(20, 2)
+ self.assertEqual(r, 'chips')
+ r = yield obj.fn(30, 2)
+ self.assertEqual(r, 'peas')
+ r = yield obj.list_fn([10, 20, 30], 2)
+ obj.mock.assert_not_called()
+ self.assertEqual(r, {10: 'fish', 20: 'chips', 30: 'peas'})
+
+ @defer.inlineCallbacks
+ def test_invalidate(self):
+ """Make sure that invalidation callbacks are called."""
+ class Cls(object):
+ def __init__(self):
+ self.mock = mock.Mock()
+
+ @descriptors.cached()
+ def fn(self, arg1, arg2):
+ pass
+
+ @descriptors.cachedList("fn", "args1", inlineCallbacks=True)
+ def list_fn(self, args1, arg2):
+ # we want this to behave like an asynchronous function
+ yield run_on_reactor()
+ defer.returnValue(self.mock(args1, arg2))
+
+ obj = Cls()
+ invalidate0 = mock.Mock()
+ invalidate1 = mock.Mock()
+
+ # cache miss
+ obj.mock.return_value = {10: 'fish', 20: 'chips'}
+ r1 = yield obj.list_fn([10, 20], 2, on_invalidate=invalidate0)
+ obj.mock.assert_called_once_with([10, 20], 2)
+ self.assertEqual(r1, {10: 'fish', 20: 'chips'})
+ obj.mock.reset_mock()
+
+ # cache hit
+ r2 = yield obj.list_fn([10, 20], 2, on_invalidate=invalidate1)
+ obj.mock.assert_not_called()
+ self.assertEqual(r2, {10: 'fish', 20: 'chips'})
+
+ invalidate0.assert_not_called()
+ invalidate1.assert_not_called()
+
+ # now if we invalidate the keys, both invalidations should get called
+ obj.fn.invalidate((10, 2))
+ invalidate0.assert_called_once()
+ invalidate1.assert_called_once()
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