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Fixed #31954 -- Fixed migration optimization for MTI model creation with parent model with mixed case app label.
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@ -19,7 +19,8 @@ def resolve_relation(model, app_label=None, model_name=None):
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)
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return app_label, model_name
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if '.' in model:
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return tuple(model.lower().split('.', 1))
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app_label, model_name = model.split('.', 1)
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return app_label, model_name.lower()
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if app_label is None:
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raise TypeError(
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'app_label must be provided to resolve unscoped model '
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@ -2322,6 +2322,26 @@ class AutodetectorTests(TestCase):
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self.assertOperationAttributes(changes, 'testapp', 0, 0, name="Author")
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self.assertOperationAttributes(changes, 'testapp', 0, 1, name="Aardvark")
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def test_bases_first_mixed_case_app_label(self):
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app_label = 'MiXedCaseApp'
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changes = self.get_changes([], [
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ModelState(app_label, 'owner', [
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('id', models.AutoField(primary_key=True)),
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]),
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ModelState(app_label, 'place', [
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('id', models.AutoField(primary_key=True)),
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('owner', models.ForeignKey('MiXedCaseApp.owner', models.CASCADE)),
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]),
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ModelState(app_label, 'restaurant', [], bases=('MiXedCaseApp.place',)),
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])
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self.assertNumberMigrations(changes, app_label, 1)
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self.assertOperationTypes(changes, app_label, 0, [
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'CreateModel', 'CreateModel', 'CreateModel',
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])
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self.assertOperationAttributes(changes, app_label, 0, 0, name='owner')
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self.assertOperationAttributes(changes, app_label, 0, 1, name='place')
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self.assertOperationAttributes(changes, app_label, 0, 2, name='restaurant')
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def test_multiple_bases(self):
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"""#23956 - Inheriting models doesn't move *_ptr fields into AddField operations."""
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A = ModelState("app", "A", [("a_id", models.AutoField(primary_key=True))])
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