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from django.forms.models import inlineformset_factory
from django.test import TestCase
from .models import (
AutoPKChildOfUUIDPKParent,
AutoPKParent,
ChildRelatedViaAK,
ChildWithEditablePK,
ParentWithUUIDAlternateKey,
UUIDPKChild,
UUIDPKChildOfAutoPKParent,
UUIDPKParent,
)
class InlineFormsetTests(TestCase):
def test_inlineformset_factory_nulls_default_pks(self):
"""
#24377 - If we're adding a new object, a parent's auto-generated pk
from the model field default should be ignored as it's regenerated on
the save request.
Tests the case where both the parent and child have a UUID primary key.
"""
FormSet = inlineformset_factory(UUIDPKParent, UUIDPKChild, fields="__all__")
formset = FormSet()
self.assertIsNone(formset.forms[0].fields["parent"].initial)
def test_inlineformset_factory_ignores_default_pks_on_submit(self):
"""
#24377 - Inlines with a model field default should ignore that default
value to avoid triggering validation on empty forms.
"""
FormSet = inlineformset_factory(UUIDPKParent, UUIDPKChild, fields="__all__")
formset = FormSet(
{
"uuidpkchild_set-TOTAL_FORMS": 3,
"uuidpkchild_set-INITIAL_FORMS": 0,
"uuidpkchild_set-MAX_NUM_FORMS": "",
"uuidpkchild_set-0-name": "Foo",
"uuidpkchild_set-1-name": "",
"uuidpkchild_set-2-name": "",
}
)
self.assertTrue(formset.is_valid())
def test_inlineformset_factory_nulls_default_pks_uuid_parent_auto_child(self):
"""
#24958 - Variant of test_inlineformset_factory_nulls_default_pks for
the case of a parent object with a UUID primary key and a child object
with an AutoField primary key.
"""
FormSet = inlineformset_factory(
UUIDPKParent, AutoPKChildOfUUIDPKParent, fields="__all__"
)
formset = FormSet()
self.assertIsNone(formset.forms[0].fields["parent"].initial)
def test_inlineformset_factory_nulls_default_pks_auto_parent_uuid_child(self):
"""
#24958 - Variant of test_inlineformset_factory_nulls_default_pks for
the case of a parent object with an AutoField primary key and a child
object with a UUID primary key.
"""
FormSet = inlineformset_factory(
AutoPKParent, UUIDPKChildOfAutoPKParent, fields="__all__"
)
formset = FormSet()
self.assertIsNone(formset.forms[0].fields["parent"].initial)
def test_inlineformset_factory_nulls_default_pks_child_editable_pk(self):
"""
#24958 - Variant of test_inlineformset_factory_nulls_default_pks for
the case of a parent object with a UUID primary key and a child
object with an editable natural key for a primary key.
"""
FormSet = inlineformset_factory(
UUIDPKParent, ChildWithEditablePK, fields="__all__"
)
formset = FormSet()
self.assertIsNone(formset.forms[0].fields["parent"].initial)
def test_inlineformset_factory_nulls_default_pks_alternate_key_relation(self):
"""
#24958 - Variant of test_inlineformset_factory_nulls_default_pks for
the case of a parent object with a UUID alternate key and a child
object that relates to that alternate key.
"""
FormSet = inlineformset_factory(
ParentWithUUIDAlternateKey, ChildRelatedViaAK, fields="__all__"
)
formset = FormSet()
self.assertIsNone(formset.forms[0].fields["parent"].initial)
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