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fix: the other argument to RelatationDataContent.update(...) should be optional #1226

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merged 6 commits into from
May 24, 2024
Merged

fix: the other argument to RelatationDataContent.update(...) should be optional #1226

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6504495
Allow the other argument to RelatationDataContent.update(...) to be o…
addyess May 22, 2024
2525ea7
Match the MutableMapping signature more closely, and add a test.
tonyandrewmeyer May 23, 2024
39ad8c2
Also add tests for update(dict) and update(iter).
tonyandrewmeyer May 23, 2024
fc240c5
Remove auto-formatting changes that moved ignores.
tonyandrewmeyer May 23, 2024
2e92d33
Remove duplication.
tonyandrewmeyer May 24, 2024
dc31c43
Merge branch 'main' into issue/1225/relation-data-content-update
tonyandrewmeyer May 24, 2024
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12 changes: 1 addition & 11 deletions ops/model.py
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Original file line number Diff line number Diff line change
Expand Up @@ -91,16 +91,6 @@
})


# Copied from typeshed.
_KT = typing.TypeVar("_KT")
_VT_co = typing.TypeVar("_VT_co", covariant=True)


class _SupportsKeysAndGetItem(typing.Protocol[_KT, _VT_co]):
def keys(self) -> typing.Iterable[_KT]: ...
def __getitem__(self, __key: _KT) -> _VT_co: ...


logger = logging.getLogger(__name__)

MAX_LOG_LINE_LEN = 131071 # Max length of strings to pass to subshell.
Expand Down Expand Up @@ -1722,7 +1712,7 @@ def __getitem__(self, key: str) -> str:
self._validate_read()
return super().__getitem__(key)

def update(self, other: _SupportsKeysAndGetItem[str, str], **kwargs: str):
def update(self, other: typing.Any = (), /, **kwargs: str):
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TIL that typeshed doesn't even define dict.update

https://github.com/python/typeshed/blob/main/stdlib/builtins.pyi#L1029

So, all good here!

"""Update the data from dict/iterable other and the kwargs."""
super().update(other, **kwargs)

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26 changes: 26 additions & 0 deletions test/test_model.py
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Expand Up @@ -232,6 +232,32 @@ def test_get_app_relation_data(self, harness: ops.testing.Harness[ops.CharmBase]
relation_id, harness.model.app) == harness.get_relation_data(
relation_id, local_app) == {'foo': 'bar'}

@pytest.mark.parametrize('args,kwargs', [
(({'foo': 'baz'}, ), {}),
(([('foo', 'baz')], ), {}),
((), {'foo': 'baz'})
])
def test_update_app_relation_data(
self,
args: typing.Tuple[typing.Any, ...],
kwargs: typing.Dict[str, str],
harness: ops.testing.Harness[ops.CharmBase],
):
harness.set_leader(True)
harness.begin()
relation_id = harness.add_relation('db1', 'remote')
harness.add_relation_unit(relation_id, 'remote/0')
with harness._event_context('foo_event'):
harness.update_relation_data(
relation_id,
harness.model.app.name,
{'foo': 'bar'})
rel = harness.model.get_relation('db1', relation_id)
assert rel is not None
rel.data[harness.model.app].update(*args, **kwargs)
assert harness.get_relation_data(
relation_id, harness.model.app) == {'foo': 'baz'}

def test_unit_relation_data(self, harness: ops.testing.Harness[ops.CharmBase]):
relation_id = harness.add_relation('db1', 'remoteapp1')
harness.add_relation_unit(relation_id, 'remoteapp1/0')
Expand Down
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