django/tests/regressiontests/inline_formsets/tests.py

77 lines
3.0 KiB
Python

from django.test import TestCase
from django.forms.models import inlineformset_factory
from regressiontests.inline_formsets.models import Poet, Poem
class DeletionTests(TestCase):
def test_deletion(self):
PoemFormSet = inlineformset_factory(Poet, Poem, can_delete=True)
poet = Poet.objects.create(name='test')
poem = poet.poem_set.create(name='test poem')
data = {
'poem_set-TOTAL_FORMS': u'1',
'poem_set-INITIAL_FORMS': u'1',
'poem_set-0-id': str(poem.pk),
'poem_set-0-poet': str(poet.pk),
'poem_set-0-name': u'test',
'poem_set-0-DELETE': u'on',
}
formset = PoemFormSet(data, instance=poet)
formset.save()
self.failUnless(formset.is_valid())
self.assertEqual(Poem.objects.count(), 0)
def test_add_form_deletion_when_invalid(self):
"""
Make sure that an add form that is filled out, but marked for deletion
doesn't cause validation errors.
"""
PoemFormSet = inlineformset_factory(Poet, Poem, can_delete=True)
poet = Poet.objects.create(name='test')
data = {
'poem_set-TOTAL_FORMS': u'1',
'poem_set-INITIAL_FORMS': u'0',
'poem_set-0-id': u'',
'poem_set-0-poem': u'1',
'poem_set-0-name': u'x' * 1000,
}
formset = PoemFormSet(data, instance=poet)
# Make sure this form doesn't pass validation.
self.assertEqual(formset.is_valid(), False)
self.assertEqual(Poem.objects.count(), 0)
# Then make sure that it *does* pass validation and delete the object,
# even though the data isn't actually valid.
data['poem_set-0-DELETE'] = 'on'
formset = PoemFormSet(data, instance=poet)
self.assertEqual(formset.is_valid(), True)
formset.save()
self.assertEqual(Poem.objects.count(), 0)
def test_change_form_deletion_when_invalid(self):
"""
Make sure that a change form that is filled out, but marked for deletion
doesn't cause validation errors.
"""
PoemFormSet = inlineformset_factory(Poet, Poem, can_delete=True)
poet = Poet.objects.create(name='test')
poet.poem_set.create(name='test poem')
data = {
'poem_set-TOTAL_FORMS': u'1',
'poem_set-INITIAL_FORMS': u'1',
'poem_set-0-id': u'1',
'poem_set-0-poem': u'1',
'poem_set-0-name': u'x' * 1000,
}
formset = PoemFormSet(data, instance=poet)
# Make sure this form doesn't pass validation.
self.assertEqual(formset.is_valid(), False)
self.assertEqual(Poem.objects.count(), 1)
# Then make sure that it *does* pass validation and delete the object,
# even though the data isn't actually valid.
data['poem_set-0-DELETE'] = 'on'
formset = PoemFormSet(data, instance=poet)
self.assertEqual(formset.is_valid(), True)
formset.save()
self.assertEqual(Poem.objects.count(), 0)