426 lines
15 KiB
Python
426 lines
15 KiB
Python
import os
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from django import forms, http
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from django.conf import settings
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from django.contrib.formtools import preview, wizard, utils
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from django.test import TestCase
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from django.utils import unittest
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success_string = "Done was called!"
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class TestFormPreview(preview.FormPreview):
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def get_context(self, request, form):
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context = super(TestFormPreview, self).get_context(request, form)
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context.update({'custom_context': True})
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return context
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def get_initial(self, request):
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return {'field1': 'Works!'}
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def done(self, request, cleaned_data):
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return http.HttpResponse(success_string)
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class TestForm(forms.Form):
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field1 = forms.CharField()
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field1_ = forms.CharField()
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bool1 = forms.BooleanField(required=False)
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class UserSecuredFormPreview(TestFormPreview):
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"""
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FormPreview with a custum security_hash method
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"""
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def security_hash(self, request, form):
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return "123"
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class PreviewTests(TestCase):
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urls = 'django.contrib.formtools.tests.urls'
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def setUp(self):
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# Create a FormPreview instance to share between tests
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self.preview = preview.FormPreview(TestForm)
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input_template = '<input type="hidden" name="%s" value="%s" />'
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self.input = input_template % (self.preview.unused_name('stage'), "%d")
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self.test_data = {'field1':u'foo', 'field1_':u'asdf'}
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def test_unused_name(self):
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"""
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Verifies name mangling to get uniue field name.
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"""
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self.assertEqual(self.preview.unused_name('field1'), 'field1__')
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def test_form_get(self):
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"""
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Test contrib.formtools.preview form retrieval.
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Use the client library to see if we can sucessfully retrieve
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the form (mostly testing the setup ROOT_URLCONF
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process). Verify that an additional hidden input field
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is created to manage the stage.
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"""
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response = self.client.get('/test1/')
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stage = self.input % 1
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self.assertContains(response, stage, 1)
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self.assertEquals(response.context['custom_context'], True)
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self.assertEquals(response.context['form'].initial, {'field1': 'Works!'})
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def test_form_preview(self):
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"""
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Test contrib.formtools.preview form preview rendering.
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Use the client library to POST to the form to see if a preview
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is returned. If we do get a form back check that the hidden
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value is correctly managing the state of the form.
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"""
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# Pass strings for form submittal and add stage variable to
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# show we previously saw first stage of the form.
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self.test_data.update({'stage': 1})
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response = self.client.post('/test1/', self.test_data)
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# Check to confirm stage is set to 2 in output form.
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stage = self.input % 2
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self.assertContains(response, stage, 1)
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def test_form_submit(self):
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"""
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Test contrib.formtools.preview form submittal.
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Use the client library to POST to the form with stage set to 3
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to see if our forms done() method is called. Check first
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without the security hash, verify failure, retry with security
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hash and verify sucess.
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"""
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# Pass strings for form submittal and add stage variable to
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# show we previously saw first stage of the form.
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self.test_data.update({'stage':2})
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response = self.client.post('/test1/', self.test_data)
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self.assertNotEqual(response.content, success_string)
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hash = self.preview.security_hash(None, TestForm(self.test_data))
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self.test_data.update({'hash': hash})
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response = self.client.post('/test1/', self.test_data)
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self.assertEqual(response.content, success_string)
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def test_bool_submit(self):
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"""
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Test contrib.formtools.preview form submittal when form contains:
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BooleanField(required=False)
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Ticket: #6209 - When an unchecked BooleanField is previewed, the preview
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form's hash would be computed with no value for ``bool1``. However, when
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the preview form is rendered, the unchecked hidden BooleanField would be
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rendered with the string value 'False'. So when the preview form is
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resubmitted, the hash would be computed with the value 'False' for
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``bool1``. We need to make sure the hashes are the same in both cases.
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"""
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self.test_data.update({'stage':2})
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hash = self.preview.security_hash(None, TestForm(self.test_data))
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self.test_data.update({'hash':hash, 'bool1':u'False'})
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response = self.client.post('/test1/', self.test_data)
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self.assertEqual(response.content, success_string)
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def test_form_submit_django12_hash(self):
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"""
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Test contrib.formtools.preview form submittal, using the hash function
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used in Django 1.2
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"""
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# Pass strings for form submittal and add stage variable to
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# show we previously saw first stage of the form.
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self.test_data.update({'stage':2})
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response = self.client.post('/test1/', self.test_data)
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self.assertNotEqual(response.content, success_string)
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hash = utils.security_hash(None, TestForm(self.test_data))
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self.test_data.update({'hash': hash})
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response = self.client.post('/test1/', self.test_data)
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self.assertEqual(response.content, success_string)
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def test_form_submit_django12_hash_custom_hash(self):
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"""
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Test contrib.formtools.preview form submittal, using the hash function
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used in Django 1.2 and a custom security_hash method.
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"""
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# Pass strings for form submittal and add stage variable to
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# show we previously saw first stage of the form.
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self.test_data.update({'stage':2})
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response = self.client.post('/test2/', self.test_data)
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self.assertEqual(response.status_code, 200)
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self.assertNotEqual(response.content, success_string)
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hash = utils.security_hash(None, TestForm(self.test_data))
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self.test_data.update({'hash': hash})
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response = self.client.post('/test2/', self.test_data)
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self.assertNotEqual(response.content, success_string)
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class SecurityHashTests(unittest.TestCase):
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def test_textfield_hash(self):
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"""
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Regression test for #10034: the hash generation function should ignore
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leading/trailing whitespace so as to be friendly to broken browsers that
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submit it (usually in textareas).
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"""
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f1 = HashTestForm({'name': 'joe', 'bio': 'Nothing notable.'})
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f2 = HashTestForm({'name': ' joe', 'bio': 'Nothing notable. '})
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hash1 = utils.security_hash(None, f1)
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hash2 = utils.security_hash(None, f2)
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self.assertEqual(hash1, hash2)
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def test_empty_permitted(self):
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"""
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Regression test for #10643: the security hash should allow forms with
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empty_permitted = True, or forms where data has not changed.
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"""
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f1 = HashTestBlankForm({})
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f2 = HashTestForm({}, empty_permitted=True)
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hash1 = utils.security_hash(None, f1)
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hash2 = utils.security_hash(None, f2)
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self.assertEqual(hash1, hash2)
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class FormHmacTests(unittest.TestCase):
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"""
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Same as SecurityHashTests, but with form_hmac
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"""
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def test_textfield_hash(self):
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"""
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Regression test for #10034: the hash generation function should ignore
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leading/trailing whitespace so as to be friendly to broken browsers that
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submit it (usually in textareas).
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"""
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f1 = HashTestForm({'name': 'joe', 'bio': 'Nothing notable.'})
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f2 = HashTestForm({'name': ' joe', 'bio': 'Nothing notable. '})
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hash1 = utils.form_hmac(f1)
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hash2 = utils.form_hmac(f2)
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self.assertEqual(hash1, hash2)
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def test_empty_permitted(self):
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"""
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Regression test for #10643: the security hash should allow forms with
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empty_permitted = True, or forms where data has not changed.
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"""
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f1 = HashTestBlankForm({})
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f2 = HashTestForm({}, empty_permitted=True)
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hash1 = utils.form_hmac(f1)
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hash2 = utils.form_hmac(f2)
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self.assertEqual(hash1, hash2)
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class HashTestForm(forms.Form):
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name = forms.CharField()
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bio = forms.CharField()
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class HashTestBlankForm(forms.Form):
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name = forms.CharField(required=False)
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bio = forms.CharField(required=False)
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#
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# FormWizard tests
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#
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class WizardPageOneForm(forms.Form):
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field = forms.CharField()
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class WizardPageTwoForm(forms.Form):
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field = forms.CharField()
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class WizardPageTwoAlternativeForm(forms.Form):
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field = forms.CharField()
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class WizardPageThreeForm(forms.Form):
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field = forms.CharField()
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class WizardClass(wizard.FormWizard):
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def get_template(self, step):
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return 'formwizard/wizard.html'
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def done(self, request, cleaned_data):
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return http.HttpResponse(success_string)
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class UserSecuredWizardClass(WizardClass):
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"""
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Wizard with a custum security_hash method
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"""
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def security_hash(self, request, form):
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return "123"
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class DummyRequest(http.HttpRequest):
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def __init__(self, POST=None):
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super(DummyRequest, self).__init__()
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self.method = POST and "POST" or "GET"
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if POST is not None:
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self.POST.update(POST)
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self._dont_enforce_csrf_checks = True
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class WizardTests(TestCase):
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urls = 'django.contrib.formtools.tests.urls'
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def setUp(self):
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self.old_TEMPLATE_DIRS = settings.TEMPLATE_DIRS
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settings.TEMPLATE_DIRS = (
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os.path.join(
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os.path.dirname(__file__),
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'templates'
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),
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)
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# Use a known SECRET_KEY to make security_hash tests deterministic
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self.old_SECRET_KEY = settings.SECRET_KEY
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settings.SECRET_KEY = "123"
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def tearDown(self):
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settings.TEMPLATE_DIRS = self.old_TEMPLATE_DIRS
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settings.SECRET_KEY = self.old_SECRET_KEY
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def test_step_starts_at_zero(self):
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"""
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step should be zero for the first form
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"""
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response = self.client.get('/wizard/')
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self.assertEquals(0, response.context['step0'])
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def test_step_increments(self):
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"""
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step should be incremented when we go to the next page
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"""
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response = self.client.post('/wizard/', {"0-field":"test", "wizard_step":"0"})
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self.assertEquals(1, response.context['step0'])
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def test_bad_hash(self):
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"""
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Form should not advance if the hash is missing or bad
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"""
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response = self.client.post('/wizard/',
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{"0-field":"test",
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"1-field":"test2",
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"wizard_step": "1"})
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self.assertEquals(0, response.context['step0'])
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def test_good_hash_django12(self):
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"""
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Form should advance if the hash is present and good, as calculated using
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django 1.2 method.
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"""
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# We are hard-coding a hash value here, but that is OK, since we want to
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# ensure that we don't accidentally change the algorithm.
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data = {"0-field": "test",
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"1-field": "test2",
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"hash_0": "2fdbefd4c0cad51509478fbacddf8b13",
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"wizard_step": "1"}
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response = self.client.post('/wizard/', data)
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self.assertEquals(2, response.context['step0'])
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def test_good_hash_django12_subclass(self):
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"""
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The Django 1.2 method of calulating hashes should *not* be used as a
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fallback if the FormWizard subclass has provided their own method
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of calculating a hash.
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"""
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# We are hard-coding a hash value here, but that is OK, since we want to
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# ensure that we don't accidentally change the algorithm.
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data = {"0-field": "test",
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"1-field": "test2",
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"hash_0": "2fdbefd4c0cad51509478fbacddf8b13",
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"wizard_step": "1"}
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response = self.client.post('/wizard2/', data)
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self.assertEquals(0, response.context['step0'])
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def test_good_hash_current(self):
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"""
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Form should advance if the hash is present and good, as calculated using
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current method.
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"""
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data = {"0-field": "test",
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"1-field": "test2",
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"hash_0": "7e9cea465f6a10a6fb47fcea65cb9a76350c9a5c",
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"wizard_step": "1"}
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response = self.client.post('/wizard/', data)
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self.assertEquals(2, response.context['step0'])
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def test_14498(self):
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"""
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Regression test for ticket #14498. All previous steps' forms should be
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validated.
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"""
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reached = [False]
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that = self
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class WizardWithProcessStep(WizardClass):
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def process_step(self, request, form, step):
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that.assertTrue(hasattr(form, 'cleaned_data'))
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reached[0] = True
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wizard = WizardWithProcessStep([WizardPageOneForm,
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WizardPageTwoForm,
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WizardPageThreeForm])
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data = {"0-field": "test",
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"1-field": "test2",
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"hash_0": "7e9cea465f6a10a6fb47fcea65cb9a76350c9a5c",
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"wizard_step": "1"}
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wizard(DummyRequest(POST=data))
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self.assertTrue(reached[0])
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def test_14576(self):
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"""
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Regression test for ticket #14576.
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The form of the last step is not passed to the done method.
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"""
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reached = [False]
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that = self
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class Wizard(WizardClass):
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def done(self, request, form_list):
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reached[0] = True
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that.assertTrue(len(form_list) == 2)
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wizard = Wizard([WizardPageOneForm,
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WizardPageTwoForm])
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data = {"0-field": "test",
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"1-field": "test2",
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"hash_0": "7e9cea465f6a10a6fb47fcea65cb9a76350c9a5c",
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"wizard_step": "1"}
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wizard(DummyRequest(POST=data))
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self.assertTrue(reached[0])
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def test_15075(self):
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"""
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Regression test for ticket #15075. Allow modifying wizard's form_list
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in process_step.
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"""
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reached = [False]
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that = self
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class WizardWithProcessStep(WizardClass):
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def process_step(self, request, form, step):
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if step == 0:
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self.form_list[1] = WizardPageTwoAlternativeForm
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if step == 1:
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that.assertTrue(isinstance(form, WizardPageTwoAlternativeForm))
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reached[0] = True
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wizard = WizardWithProcessStep([WizardPageOneForm,
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WizardPageTwoForm,
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WizardPageThreeForm])
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data = {"0-field": "test",
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"1-field": "test2",
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"hash_0": "7e9cea465f6a10a6fb47fcea65cb9a76350c9a5c",
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"wizard_step": "1"}
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wizard(DummyRequest(POST=data))
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self.assertTrue(reached[0])
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