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Update Coordinator: Only schedule a refresh if listenerrs (#34317)

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This commit is contained in:
Paulus Schoutsen 2020-04-16 16:44:14 -07:00
parent 059df5e3e2
commit 317d08b6c1
2 changed files with 4 additions and 1 deletions
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3
homeassistant/helpers/update_coordinator.py
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@ -163,7 +163,8 @@ class DataUpdateCoordinator:
self.name, self.name,
monotonic() - start, monotonic() - start,
) )
self._schedule_refresh() if self._listeners:
self._schedule_refresh()
for update_callback in self._listeners: for update_callback in self._listeners:
update_callback() update_callback()

2
tests/helpers/test_update_coordinator.py
View File

@ -40,6 +40,8 @@ async def test_async_refresh(crd):
await crd.async_refresh() await crd.async_refresh()
assert crd.data == 1 assert crd.data == 1
assert crd.last_update_success is True assert crd.last_update_success is True
# Make sure we didn't schedule a refresh because we have 0 listeners
assert crd._unsub_refresh is None
updates = [] updates = []