diff --git a/tests/storage/test_background_update.py b/tests/storage/test_background_update.py
new file mode 100644
index 0000000000..29289fa9b4
--- /dev/null
+++ b/tests/storage/test_background_update.py
@@ -0,0 +1,76 @@
+from tests import unittest
+from twisted.internet import defer
+
+from synapse.api.constants import EventTypes
+from synapse.types import UserID, RoomID, RoomAlias
+
+from tests.utils import setup_test_homeserver
+
+from mock import Mock
+
+class BackgroundUpdateTestCase(unittest.TestCase):
+
+ @defer.inlineCallbacks
+ def setUp(self):
+ hs = yield setup_test_homeserver()
+ self.store = hs.get_datastore()
+ self.clock = hs.get_clock()
+
+ self.update_handler = Mock()
+
+ yield self.store.register_background_update_handler(
+ "test_update", self.update_handler
+ )
+
+ @defer.inlineCallbacks
+ def test_do_background_update(self):
+ desired_count = 1000;
+ duration_ms = 42;
+
+ @defer.inlineCallbacks
+ def update(progress, count):
+ self.clock.advance_time_msec(count * duration_ms)
+ progress = {"my_key": progress["my_key"] + 1}
+ yield self.store.runInteraction(
+ "update_progress",
+ self.store._background_update_progress_txn,
+ "test_update",
+ progress,
+ )
+ defer.returnValue(count)
+
+ self.update_handler.side_effect = update
+
+ yield self.store.start_background_update("test_update", {"my_key": 1})
+
+ self.update_handler.reset_mock()
+ result = yield self.store.do_background_update(
+ duration_ms * desired_count
+ )
+ self.assertIsNotNone(result)
+ self.update_handler.assert_called_once_with(
+ {"my_key": 1}, self.store.DEFAULT_BACKGROUND_BATCH_SIZE
+ )
+
+ @defer.inlineCallbacks
+ def update(progress, count):
+ yield self.store._end_background_update("test_update")
+ defer.returnValue(count)
+
+ self.update_handler.side_effect = update
+
+ self.update_handler.reset_mock()
+ result = yield self.store.do_background_update(
+ duration_ms * desired_count
+ )
+ self.assertIsNotNone(result)
+ self.update_handler.assert_called_once_with(
+ {"my_key": 2}, desired_count
+ )
+
+ self.update_handler.reset_mock()
+ result = yield self.store.do_background_update(
+ duration_ms * desired_count
+ )
+ self.assertIsNone(result)
+ self.assertFalse(self.update_handler.called)
diff --git a/tests/utils.py b/tests/utils.py
index ca2c33cf8e..91040c2efd 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -243,6 +243,9 @@ class MockClock(object):
else:
self.timers.append(t)
+ def advance_time_msec(self, ms):
+ self.advance_time(ms / 1000.)
+
class SQLiteMemoryDbPool(ConnectionPool, object):
def __init__(self):
|
