from __future__ import unicode_literals from unittest import expectedFailure from django.core.exceptions import ImproperlyConfigured from django.core.urlresolvers import reverse from django import forms from django.test import TestCase, override_settings from django.test.client import RequestFactory from django.views.generic.base import View from django.views.generic.edit import FormMixin, ModelFormMixin, CreateView from . import views from .models import Artist, Author class FormMixinTests(TestCase): def test_initial_data(self): """ Test instance independence of initial data dict (see #16138) """ initial_1 = FormMixin().get_initial() initial_1['foo'] = 'bar' initial_2 = FormMixin().get_initial() self.assertNotEqual(initial_1, initial_2) def test_get_prefix(self): """ Test prefix can be set (see #18872) """ test_string = 'test' rf = RequestFactory() get_request = rf.get('/') class TestFormMixin(FormMixin): request = get_request default_kwargs = TestFormMixin().get_form_kwargs() self.assertEqual(None, default_kwargs.get('prefix')) set_mixin = TestFormMixin() set_mixin.prefix = test_string set_kwargs = set_mixin.get_form_kwargs() self.assertEqual(test_string, set_kwargs.get('prefix')) @override_settings(ROOT_URLCONF='generic_views.urls') class BasicFormTests(TestCase): def test_post_data(self): res = self.client.post('/contact/', {'name': "Me", 'message': "Hello"}) self.assertRedirects(res, 'http://testserver/list/authors/') class ModelFormMixinTests(TestCase): def test_get_form(self): form_class = views.AuthorGetQuerySetFormView().get_form_class() self.assertEqual(form_class._meta.model, Author) def test_get_form_checks_for_object(self): mixin = ModelFormMixin() mixin.request = RequestFactory().get('/') self.assertEqual({'initial': {}, 'prefix': None}, mixin.get_form_kwargs()) @override_settings(ROOT_URLCONF='generic_views.urls') class CreateViewTests(TestCase): def test_create(self): res = self.client.get('/edit/authors/create/') self.assertEqual(res.status_code, 200) self.assertIsInstance(res.context['form'], forms.ModelForm) self.assertIsInstance(res.context['view'], View) self.assertFalse('object' in res.context) self.assertFalse('author' in res.context) self.assertTemplateUsed(res, 'generic_views/author_form.html') res = self.client.post('/edit/authors/create/', {'name': 'Randall Munroe', 'slug': 'randall-munroe'}) self.assertEqual(res.status_code, 302) self.assertRedirects(res, 'http://testserver/list/authors/') self.assertQuerysetEqual(Author.objects.all(), ['']) def test_create_invalid(self): res = self.client.post('/edit/authors/create/', {'name': 'A' * 101, 'slug': 'randall-munroe'}) self.assertEqual(res.status_code, 200) self.assertTemplateUsed(res, 'generic_views/author_form.html') self.assertEqual(len(res.context['form'].errors), 1) self.assertEqual(Author.objects.count(), 0) def test_create_with_object_url(self): res = self.client.post('/edit/artists/create/', {'name': 'Rene Magritte'}) self.assertEqual(res.status_code, 302) artist = Artist.objects.get(name='Rene Magritte') self.assertRedirects(res, 'http://testserver/detail/artist/%d/' % artist.pk) self.assertQuerysetEqual(Artist.objects.all(), ['']) def test_create_with_redirect(self): res = self.client.post('/edit/authors/create/redirect/', {'name': 'Randall Munroe', 'slug': 'randall-munroe'}) self.assertEqual(res.status_code, 302) self.assertRedirects(res, 'http://testserver/edit/authors/create/') self.assertQuerysetEqual(Author.objects.all(), ['']) def test_create_with_interpolated_redirect(self): res = self.client.post('/edit/authors/create/interpolate_redirect/', {'name': 'Randall Munroe', 'slug': 'randall-munroe'}) self.assertQuerysetEqual(Author.objects.all(), ['']) self.assertEqual(res.status_code, 302) pk = Author.objects.all()[0].pk self.assertRedirects(res, 'http://testserver/edit/author/%d/update/' % pk) def test_create_with_special_properties(self): res = self.client.get('/edit/authors/create/special/') self.assertEqual(res.status_code, 200) self.assertIsInstance(res.context['form'], views.AuthorForm) self.assertFalse('object' in res.context) self.assertFalse('author' in res.context) self.assertTemplateUsed(res, 'generic_views/form.html') res = self.client.post('/edit/authors/create/special/', {'name': 'Randall Munroe', 'slug': 'randall-munroe'}) self.assertEqual(res.status_code, 302) obj = Author.objects.get(slug='randall-munroe') self.assertRedirects(res, reverse('author_detail', kwargs={'pk': obj.pk})) self.assertQuerysetEqual(Author.objects.all(), ['']) def test_create_without_redirect(self): try: self.client.post('/edit/authors/create/naive/', {'name': 'Randall Munroe', 'slug': 'randall-munroe'}) self.fail('Should raise exception -- No redirect URL provided, and no get_absolute_url provided') except ImproperlyConfigured: pass def test_create_restricted(self): res = self.client.post('/edit/authors/create/restricted/', {'name': 'Randall Munroe', 'slug': 'randall-munroe'}) self.assertEqual(res.status_code, 302) self.assertRedirects(res, 'http://testserver/accounts/login/?next=/edit/authors/create/restricted/') def test_create_view_with_restricted_fields(self): class MyCreateView(CreateView): model = Author fields = ['name'] self.assertEqual(list(MyCreateView().get_form_class().base_fields), ['name']) def test_create_view_all_fields(self): class MyCreateView(CreateView): model = Author fields = '__all__' self.assertEqual(list(MyCreateView().get_form_class().base_fields), ['name', 'slug']) def test_create_view_without_explicit_fields(self): class MyCreateView(CreateView): model = Author message = ( "Using ModelFormMixin (base class of MyCreateView) without the " "'fields' attribute is prohibited." ) with self.assertRaisesMessage(ImproperlyConfigured, message): MyCreateView().get_form_class() @override_settings(ROOT_URLCONF='generic_views.urls') class UpdateViewTests(TestCase): def test_update_post(self): a = Author.objects.create( name='Randall Munroe', slug='randall-munroe', ) res = self.client.get('/edit/author/%d/update/' % a.pk) self.assertEqual(res.status_code, 200) self.assertIsInstance(res.context['form'], forms.ModelForm) self.assertEqual(res.context['object'], Author.objects.get(pk=a.pk)) self.assertEqual(res.context['author'], Author.objects.get(pk=a.pk)) self.assertTemplateUsed(res, 'generic_views/author_form.html') # Modification with both POST and PUT (browser compatible) res = self.client.post('/edit/author/%d/update/' % a.pk, {'name': 'Randall Munroe (xkcd)', 'slug': 'randall-munroe'}) self.assertEqual(res.status_code, 302) self.assertRedirects(res, 'http://testserver/list/authors/') self.assertQuerysetEqual(Author.objects.all(), ['']) @expectedFailure def test_update_put(self): a = Author.objects.create( name='Randall Munroe', slug='randall-munroe', ) res = self.client.get('/edit/author/%d/update/' % a.pk) self.assertEqual(res.status_code, 200) self.assertTemplateUsed(res, 'generic_views/author_form.html') res = self.client.put('/edit/author/%d/update/' % a.pk, {'name': 'Randall Munroe (author of xkcd)', 'slug': 'randall-munroe'}) # Here is the expected failure. PUT data are not processed in any special # way by django. So the request will equal to a POST without data, hence # the form will be invalid and redisplayed with errors (status code 200). # See also #12635 self.assertEqual(res.status_code, 302) self.assertRedirects(res, 'http://testserver/list/authors/') self.assertQuerysetEqual(Author.objects.all(), ['']) def test_update_invalid(self): a = Author.objects.create( name='Randall Munroe', slug='randall-munroe', ) res = self.client.post('/edit/author/%d/update/' % a.pk, {'name': 'A' * 101, 'slug': 'randall-munroe'}) self.assertEqual(res.status_code, 200) self.assertTemplateUsed(res, 'generic_views/author_form.html') self.assertEqual(len(res.context['form'].errors), 1) self.assertQuerysetEqual(Author.objects.all(), ['']) def test_update_with_object_url(self): a = Artist.objects.create(name='Rene Magritte') res = self.client.post('/edit/artists/%d/update/' % a.pk, {'name': 'Rene Magritte'}) self.assertEqual(res.status_code, 302) self.assertRedirects(res, 'http://testserver/detail/artist/%d/' % a.pk) self.assertQuerysetEqual(Artist.objects.all(), ['']) def test_update_with_redirect(self): a = Author.objects.create( name='Randall Munroe', slug='randall-munroe', ) res = self.client.post('/edit/author/%d/update/redirect/' % a.pk, {'name': 'Randall Munroe (author of xkcd)', 'slug': 'randall-munroe'}) self.assertEqual(res.status_code, 302) self.assertRedirects(res, 'http://testserver/edit/authors/create/') self.assertQuerysetEqual(Author.objects.all(), ['']) def test_update_with_interpolated_redirect(self): a = Author.objects.create( name='Randall Munroe', slug='randall-munroe', ) res = self.client.post('/edit/author/%d/update/interpolate_redirect/' % a.pk, {'name': 'Randall Munroe (author of xkcd)', 'slug': 'randall-munroe'}) self.assertQuerysetEqual(Author.objects.all(), ['']) self.assertEqual(res.status_code, 302) pk = Author.objects.all()[0].pk self.assertRedirects(res, 'http://testserver/edit/author/%d/update/' % pk) def test_update_with_special_properties(self): a = Author.objects.create( name='Randall Munroe', slug='randall-munroe', ) res = self.client.get('/edit/author/%d/update/special/' % a.pk) self.assertEqual(res.status_code, 200) self.assertIsInstance(res.context['form'], views.AuthorForm) self.assertEqual(res.context['object'], Author.objects.get(pk=a.pk)) self.assertEqual(res.context['thingy'], Author.objects.get(pk=a.pk)) self.assertFalse('author' in res.context) self.assertTemplateUsed(res, 'generic_views/form.html') res = self.client.post('/edit/author/%d/update/special/' % a.pk, {'name': 'Randall Munroe (author of xkcd)', 'slug': 'randall-munroe'}) self.assertEqual(res.status_code, 302) self.assertRedirects(res, 'http://testserver/detail/author/%d/' % a.pk) self.assertQuerysetEqual(Author.objects.all(), ['']) def test_update_without_redirect(self): a = Author.objects.create( name='Randall Munroe', slug='randall-munroe', ) # Should raise exception -- No redirect URL provided, and no # get_absolute_url provided with self.assertRaises(ImproperlyConfigured): self.client.post('/edit/author/%d/update/naive/' % a.pk, {'name': 'Randall Munroe (author of xkcd)', 'slug': 'randall-munroe'}) def test_update_get_object(self): a = Author.objects.create( pk=1, name='Randall Munroe', slug='randall-munroe', ) res = self.client.get('/edit/author/update/') self.assertEqual(res.status_code, 200) self.assertIsInstance(res.context['form'], forms.ModelForm) self.assertIsInstance(res.context['view'], View) self.assertEqual(res.context['object'], Author.objects.get(pk=a.pk)) self.assertEqual(res.context['author'], Author.objects.get(pk=a.pk)) self.assertTemplateUsed(res, 'generic_views/author_form.html') # Modification with both POST and PUT (browser compatible) res = self.client.post('/edit/author/update/', {'name': 'Randall Munroe (xkcd)', 'slug': 'randall-munroe'}) self.assertEqual(res.status_code, 302) self.assertRedirects(res, 'http://testserver/list/authors/') self.assertQuerysetEqual(Author.objects.all(), ['']) @override_settings(ROOT_URLCONF='generic_views.urls') class DeleteViewTests(TestCase): def test_delete_by_post(self): a = Author.objects.create(**{'name': 'Randall Munroe', 'slug': 'randall-munroe'}) res = self.client.get('/edit/author/%d/delete/' % a.pk) self.assertEqual(res.status_code, 200) self.assertEqual(res.context['object'], Author.objects.get(pk=a.pk)) self.assertEqual(res.context['author'], Author.objects.get(pk=a.pk)) self.assertTemplateUsed(res, 'generic_views/author_confirm_delete.html') # Deletion with POST res = self.client.post('/edit/author/%d/delete/' % a.pk) self.assertEqual(res.status_code, 302) self.assertRedirects(res, 'http://testserver/list/authors/') self.assertQuerysetEqual(Author.objects.all(), []) def test_delete_by_delete(self): # Deletion with browser compatible DELETE method a = Author.objects.create(**{'name': 'Randall Munroe', 'slug': 'randall-munroe'}) res = self.client.delete('/edit/author/%d/delete/' % a.pk) self.assertEqual(res.status_code, 302) self.assertRedirects(res, 'http://testserver/list/authors/') self.assertQuerysetEqual(Author.objects.all(), []) def test_delete_with_redirect(self): a = Author.objects.create(**{'name': 'Randall Munroe', 'slug': 'randall-munroe'}) res = self.client.post('/edit/author/%d/delete/redirect/' % a.pk) self.assertEqual(res.status_code, 302) self.assertRedirects(res, 'http://testserver/edit/authors/create/') self.assertQuerysetEqual(Author.objects.all(), []) def test_delete_with_interpolated_redirect(self): a = Author.objects.create(**{'name': 'Randall Munroe', 'slug': 'randall-munroe'}) res = self.client.post('/edit/author/%d/delete/interpolate_redirect/' % a.pk) self.assertEqual(res.status_code, 302) self.assertRedirects(res, 'http://testserver/edit/authors/create/?deleted=%d' % a.pk) self.assertQuerysetEqual(Author.objects.all(), []) def test_delete_with_special_properties(self): a = Author.objects.create(**{'name': 'Randall Munroe', 'slug': 'randall-munroe'}) res = self.client.get('/edit/author/%d/delete/special/' % a.pk) self.assertEqual(res.status_code, 200) self.assertEqual(res.context['object'], Author.objects.get(pk=a.pk)) self.assertEqual(res.context['thingy'], Author.objects.get(pk=a.pk)) self.assertFalse('author' in res.context) self.assertTemplateUsed(res, 'generic_views/confirm_delete.html') res = self.client.post('/edit/author/%d/delete/special/' % a.pk) self.assertEqual(res.status_code, 302) self.assertRedirects(res, 'http://testserver/list/authors/') self.assertQuerysetEqual(Author.objects.all(), []) def test_delete_without_redirect(self): a = Author.objects.create( name='Randall Munroe', slug='randall-munroe', ) # Should raise exception -- No redirect URL provided, and no # get_absolute_url provided with self.assertRaises(ImproperlyConfigured): self.client.post('/edit/author/%d/delete/naive/' % a.pk)