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from __future__ import unicode_literals
from importlib import import_module
from django import forms, http
from django.conf import settings
from django.contrib.auth.models import User
from django.db import models
from django.template.response import TemplateResponse
from django.test import TestCase
from formtools.wizard.views import (
CookieWizardView, SessionWizardView, WizardView,
)
class DummyRequest(http.HttpRequest):
def __init__(self, POST=None):
super(DummyRequest, self).__init__()
self.method = "POST" if POST else "GET"
if POST is not None:
self.POST.update(POST)
self.session = {}
self._dont_enforce_csrf_checks = True
def get_request(*args, **kwargs):
request = DummyRequest(*args, **kwargs)
engine = import_module(settings.SESSION_ENGINE)
request.session = engine.SessionStore(None)
return request
class Step1(forms.Form):
name = forms.CharField()
class Step2(forms.Form):
name = forms.CharField()
class Step3(forms.Form):
data = forms.CharField()
class CustomKwargsStep1(Step1):
def __init__(self, test=None, *args, **kwargs):
self.test = test
super(CustomKwargsStep1, self).__init__(*args, **kwargs)
class TestModel(models.Model):
name = models.CharField(max_length=100)
class Meta:
app_label = 'formtools'
class TestModelForm(forms.ModelForm):
class Meta:
model = TestModel
fields = '__all__'
TestModelFormSet = forms.models.modelformset_factory(TestModel, form=TestModelForm, extra=2, fields='__all__')
class TestWizard(WizardView):
storage_name = 'formtools.wizard.storage.session.SessionStorage'
def dispatch(self, request, *args, **kwargs):
response = super(TestWizard, self).dispatch(request, *args, **kwargs)
return response, self
def get_form_kwargs(self, step, *args, **kwargs):
kwargs = super(TestWizard, self).get_form_kwargs(step, *args, **kwargs)
if step == 'kwargs_test':
kwargs['test'] = True
return kwargs
class TestWizardWithInitAttrs(TestWizard):
form_list = [Step1, Step2]
condition_dict = {'step2': True}
initial_dict = {'start': {'name': 'value1'}}
instance_dict = {'start': User()}
class FormTests(TestCase):
def test_form_init(self):
testform = TestWizard.get_initkwargs([Step1, Step2])
self.assertEqual(testform['form_list'], {'0': Step1, '1': Step2})
testform = TestWizard.get_initkwargs([('start', Step1), ('step2', Step2)])
self.assertEqual(testform['form_list'], {'start': Step1, 'step2': Step2})
testform = TestWizard.get_initkwargs([Step1, Step2, ('finish', Step3)])
self.assertEqual(testform['form_list'], {'0': Step1, '1': Step2, 'finish': Step3})
testform = TestWizardWithInitAttrs.get_initkwargs()
self.assertEqual(testform['form_list'], {'0': Step1, '1': Step2})
def test_first_step(self):
request = get_request()
testform = TestWizard.as_view([Step1, Step2])
response, instance = testform(request)
self.assertEqual(instance.steps.current, '0')
testform = TestWizard.as_view([('start', Step1), ('step2', Step2)])
response, instance = testform(request)
self.assertEqual(instance.steps.current, 'start')
def test_persistence(self):
testform = TestWizard.as_view([('start', Step1), ('step2', Step2)])
request = get_request({'test_wizard-current_step': 'start', 'name': 'data1'})
response, instance = testform(request)
self.assertEqual(instance.steps.current, 'start')
instance.storage.current_step = 'step2'
testform2 = TestWizard.as_view([('start', Step1), ('step2', Step2)])
request.POST = {'test_wizard-current_step': 'step2'}
response, instance = testform2(request)
self.assertEqual(instance.steps.current, 'step2')
def test_form_condition(self):
request = get_request()
testform = TestWizard.as_view(
[('start', Step1), ('step2', Step2), ('step3', Step3)],
condition_dict={'step2': True}
)
response, instance = testform(request)
self.assertEqual(instance.get_next_step(), 'step2')
testform = TestWizard.as_view(
[('start', Step1), ('step2', Step2), ('step3', Step3)],
condition_dict={'step2': False}
)
response, instance = testform(request)
self.assertEqual(instance.get_next_step(), 'step3')
testform = TestWizardWithInitAttrs.as_view(
[('start', Step1), ('step2', Step2), ('step3', Step3)]
)
response, instance = testform(request)
self.assertEqual(instance.get_next_step(), 'step2')
def test_form_kwargs(self):
request = get_request()
testform = TestWizard.as_view([
('start', Step1),
('kwargs_test', CustomKwargsStep1),
])
response, instance = testform(request)
self.assertEqual(instance.get_form_kwargs('start'), {})
self.assertEqual(instance.get_form_kwargs('kwargs_test'), {'test': True})
self.assertEqual(instance.get_form('kwargs_test').test, True)
def test_form_prefix(self):
request = get_request()
testform = TestWizard.as_view([('start', Step1), ('step2', Step2)])
response, instance = testform(request)
self.assertEqual(instance.get_form_prefix(), 'start')
self.assertEqual(instance.get_form_prefix('another'), 'another')
def test_form_initial(self):
request = get_request()
testform = TestWizard.as_view(
[('start', Step1), ('step2', Step2)],
initial_dict={'start': {'name': 'value1'}}
)
response, instance = testform(request)
self.assertEqual(instance.get_form_initial('start'), {'name': 'value1'})
self.assertEqual(instance.get_form_initial('step2'), {})
testform = TestWizardWithInitAttrs.as_view(
[('start', Step1), ('step2', Step2)]
)
response, instance = testform(request)
self.assertEqual(instance.get_form_initial('start'), {'name': 'value1'})
self.assertEqual(instance.get_form_initial('step2'), {})
def test_form_instance(self):
request = get_request()
the_instance = TestModel()
testform = TestWizard.as_view(
[('start', TestModelForm), ('step2', Step2)],
instance_dict={'start': the_instance}
)
response, instance = testform(request)
self.assertEqual(instance.get_form_instance('start'), the_instance)
self.assertIsNone(instance.get_form_instance('non_exist_instance'))
testform = TestWizardWithInitAttrs.as_view([('start', TestModelForm), ('step2', Step2)])
response, instance = testform(request)
self.assertEqual(
instance.get_form_instance('start'),
TestWizardWithInitAttrs.instance_dict['start']
)
def test_formset_instance(self):
request = get_request()
the_instance1, created = TestModel.objects.get_or_create(name='test object 1')
the_instance2, created = TestModel.objects.get_or_create(name='test object 2')
testform = TestWizard.as_view(
[('start', TestModelFormSet), ('step2', Step2)],
instance_dict={'start': TestModel.objects.filter(name='test object 1')}
)
response, instance = testform(request)
self.assertEqual(list(instance.get_form_instance('start')), [the_instance1])
self.assertEqual(instance.get_form_instance('non_exist_instance'), None)
self.assertEqual(instance.get_form().initial_form_count(), 1)
def test_done(self):
request = get_request()
testform = TestWizard.as_view([('start', Step1), ('step2', Step2)])
response, instance = testform(request)
self.assertRaises(NotImplementedError, instance.done, None)
def test_revalidation(self):
request = get_request()
testform = TestWizard.as_view([('start', Step1), ('step2', Step2)])
response, instance = testform(request)
instance.render_done(None)
self.assertEqual(instance.storage.current_step, 'start')
class SessionFormTests(TestCase):
def test_init(self):
request = get_request()
testform = SessionWizardView.as_view([('start', Step1)])
self.assertIsInstance(testform(request), TemplateResponse)
class CookieFormTests(TestCase):
def test_init(self):
request = get_request()
testform = CookieWizardView.as_view([('start', Step1)])
self.assertIsInstance(testform(request), TemplateResponse)
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