django/tests/regressiontests/model_formsets_regress/tests.py

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from django.forms.models import modelform_factory, inlineformset_factory
from django.test import TestCase
from models import User, UserSite, Restaurant, Manager
class InlineFormsetTests(TestCase):
def test_formset_over_to_field(self):
"A formset over a ForeignKey with a to_field can be saved. Regression for #10243"
Form = modelform_factory(User)
FormSet = inlineformset_factory(User, UserSite)
# Instantiate the Form and FormSet to prove
# you can create a form with no data
form = Form()
form_set = FormSet(instance=User())
# Now create a new User and UserSite instance
data = {
'serial': u'1',
'username': u'apollo13',
'usersite_set-TOTAL_FORMS': u'1',
'usersite_set-INITIAL_FORMS': u'0',
'usersite_set-0-data': u'10',
'usersite_set-0-user': u'apollo13'
}
user = User()
form = Form(data)
if form.is_valid():
user = form.save()
else:
self.fail('Errors found on form:%s' % form_set)
form_set = FormSet(data, instance=user)
if form_set.is_valid():
form_set.save()
usersite = UserSite.objects.all().values()
self.assertEqual(usersite[0]['data'], 10)
self.assertEqual(usersite[0]['user_id'], u'apollo13')
else:
self.fail('Errors found on formset:%s' % form_set.errors)
# Now update the UserSite instance
data = {
'usersite_set-TOTAL_FORMS': u'1',
'usersite_set-INITIAL_FORMS': u'1',
'usersite_set-0-id': unicode(usersite[0]['id']),
'usersite_set-0-data': u'11',
'usersite_set-0-user': u'apollo13'
}
form_set = FormSet(data, instance=user)
if form_set.is_valid():
form_set.save()
usersite = UserSite.objects.all().values()
self.assertEqual(usersite[0]['data'], 11)
self.assertEqual(usersite[0]['user_id'], u'apollo13')
else:
self.fail('Errors found on formset:%s' % form_set.errors)
# Now add a new UserSite instance
data = {
'usersite_set-TOTAL_FORMS': u'2',
'usersite_set-INITIAL_FORMS': u'1',
'usersite_set-0-id': unicode(usersite[0]['id']),
'usersite_set-0-data': u'11',
'usersite_set-0-user': u'apollo13',
'usersite_set-1-data': u'42',
'usersite_set-1-user': u'apollo13'
}
form_set = FormSet(data, instance=user)
if form_set.is_valid():
form_set.save()
usersite = UserSite.objects.all().values().order_by('data')
self.assertEqual(usersite[0]['data'], 11)
self.assertEqual(usersite[0]['user_id'], u'apollo13')
self.assertEqual(usersite[1]['data'], 42)
self.assertEqual(usersite[1]['user_id'], u'apollo13')
else:
self.fail('Errors found on formset:%s' % form_set.errors)
def test_formset_over_inherited_model(self):
"A formset over a ForeignKey with a to_field can be saved. Regression for #11120"
Form = modelform_factory(Restaurant)
FormSet = inlineformset_factory(Restaurant, Manager)
# Instantiate the Form and FormSet to prove
# you can create a form with no data
form = Form()
form_set = FormSet(instance=Restaurant())
# Now create a new Restaurant and Manager instance
data = {
'name': u"Guido's House of Pasta",
'manager_set-TOTAL_FORMS': u'1',
'manager_set-INITIAL_FORMS': u'0',
'manager_set-0-name': u'Guido Van Rossum'
}
restaurant = User()
form = Form(data)
if form.is_valid():
restaurant = form.save()
else:
self.fail('Errors found on form:%s' % form_set)
form_set = FormSet(data, instance=restaurant)
if form_set.is_valid():
form_set.save()
manager = Manager.objects.all().values()
self.assertEqual(manager[0]['name'], 'Guido Van Rossum')
else:
self.fail('Errors found on formset:%s' % form_set.errors)
# Now update the Manager instance
data = {
'manager_set-TOTAL_FORMS': u'1',
'manager_set-INITIAL_FORMS': u'1',
'manager_set-0-id': unicode(manager[0]['id']),
'manager_set-0-name': u'Terry Gilliam'
}
form_set = FormSet(data, instance=restaurant)
if form_set.is_valid():
form_set.save()
manager = Manager.objects.all().values()
self.assertEqual(manager[0]['name'], 'Terry Gilliam')
else:
self.fail('Errors found on formset:%s' % form_set.errors)
# Now add a new Manager instance
data = {
'manager_set-TOTAL_FORMS': u'2',
'manager_set-INITIAL_FORMS': u'1',
'manager_set-0-id': unicode(manager[0]['id']),
'manager_set-0-name': u'Terry Gilliam',
'manager_set-1-name': u'John Cleese'
}
form_set = FormSet(data, instance=restaurant)
if form_set.is_valid():
form_set.save()
manager = Manager.objects.all().values().order_by('name')
self.assertEqual(manager[0]['name'], 'John Cleese')
self.assertEqual(manager[1]['name'], 'Terry Gilliam')
else:
self.fail('Errors found on formset:%s' % form_set.errors)