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Improve logging when a unique id conflict is detected (#38434)

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* fix error when unique id is re-used

* add test for the logging

* Update homeassistant/helpers/entity_platform.py

Co-authored-by: Martin Hjelmare <marhje52@gmail.com>

* Update homeassistant/helpers/entity_platform.py

Co-authored-by: Martin Hjelmare <marhje52@gmail.com>

Co-authored-by: Martin Hjelmare <marhje52@gmail.com>
This commit is contained in:
J. Nick Koston 2020-07-31 23:20:37 -10:00 • committed by GitHub
parent ff1709979f
commit fe69a85386
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 22 additions and 3 deletions
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11
homeassistant/helpers/entity_platform.py
View file

@ -325,11 +325,13 @@ class EntityPlatform:
entity.platform = None
return
requested_entity_id = None
suggested_object_id = None
# Get entity_id from unique ID registration
if entity.unique_id is not None:
if entity.entity_id is not None:
requested_entity_id = entity.entity_id
suggested_object_id = split_entity_id(entity.entity_id)[1]
else:
suggested_object_id = entity.name
@ -435,9 +437,14 @@ class EntityPlatform:
already_exists = True
if already_exists:
msg = f"Entity id already exists - ignoring: {entity.entity_id}"
if entity.unique_id is not None:
msg += f". Platform {self.platform_name} does not generate unique IDs"
msg = f"Platform {self.platform_name} does not generate unique IDs. "
if requested_entity_id:
msg += f"ID {entity.unique_id} is already used by {entity.entity_id} - ignoring {requested_entity_id}"
else:
msg += f"ID {entity.unique_id} already exists - ignoring {entity.entity_id}"
else:
msg = f"Entity id already exists - ignoring: {entity.entity_id}"
self.logger.error(msg)
entity.hass = None
entity.platform = None

14
tests/helpers/test_entity_platform.py
View file

@ -375,8 +375,9 @@ async def test_async_remove_with_platform(hass):
assert len(hass.states.async_entity_ids()) == 0
async def test_not_adding_duplicate_entities_with_unique_id(hass):
async def test_not_adding_duplicate_entities_with_unique_id(hass, caplog):
"""Test for not adding duplicate entities."""
caplog.set_level(logging.ERROR)
component = EntityComponent(_LOGGER, DOMAIN, hass)
await component.async_add_entities(
@ -384,9 +385,20 @@ async def test_not_adding_duplicate_entities_with_unique_id(hass):
)
assert len(hass.states.async_entity_ids()) == 1
assert not caplog.text
ent2 = MockEntity(name="test2", unique_id="not_very_unique")
await component.async_add_entities([ent2])
assert "test1" in caplog.text
assert DOMAIN in caplog.text
ent3 = MockEntity(
name="test2", entity_id="test_domain.test3", unique_id="not_very_unique"
)
await component.async_add_entities([ent3])
assert "test1" in caplog.text
assert "test3" in caplog.text
assert DOMAIN in caplog.text
assert ent2.hass is None
assert ent2.platform is None