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Merged
bagerard merged 1 commit into from
Sep 6, 2026
+15 −0
Merged

Add test case for #2795 #2936

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15 changes: 15 additions & 0 deletions tests/document/test_delta.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1073,6 +1073,21 @@ class Doc(DynamicDocument):
assert doc._get_updated_fields() == (["list_field"], [])
assert doc._delta() == ({"list_field": []}, {})

def test_save__nested_dict_mutated_after_initial_save__persists_change(self):
class Doc(DynamicDocument):
root_dict = DictField(default=None)

doc = Doc(root_dict={"inner_dict": {"key": "value"}}).save()
assert doc.root_dict["inner_dict"]["key"] == "value"

doc.root_dict["inner_dict"]["key"] = "new_value"

assert doc._get_updated_fields() == (["root_dict.inner_dict.key"], [])
assert doc._delta() == ({"root_dict.inner_dict.key": "new_value"}, {})

doc.save()
assert get_as_pymongo(doc)["root_dict"]["inner_dict"]["key"] == "new_value"

def test_delta_with_dbref_true(self):
person, organization, employee = self.circular_reference_deltas_2(
Document, Document, True
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