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from django import forms
from django.core.exceptions import ValidationError
from django.test import TestCase
from .models import UUIDPK
class UUIDPKForm(forms.ModelForm):
class Meta:
model = UUIDPK
fields = "__all__"
class ModelFormBaseTest(TestCase):
def test_create_save_error(self):
form = UUIDPKForm({})
self.assertFalse(form.is_valid())
msg = "The UUIDPK could not be created because the data didn't validate."
with self.assertRaisesMessage(ValueError, msg):
form.save()
def test_update_save_error(self):
obj = UUIDPK.objects.create(name="foo")
form = UUIDPKForm({}, instance=obj)
self.assertFalse(form.is_valid())
msg = "The UUIDPK could not be changed because the data didn't validate."
with self.assertRaisesMessage(ValueError, msg):
form.save()
def test_model_multiple_choice_field_uuid_pk(self):
f = forms.ModelMultipleChoiceField(UUIDPK.objects.all())
with self.assertRaisesMessage(
ValidationError, "“invalid_uuid” is not a valid UUID."
):
f.clean(["invalid_uuid"])
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