409 lines
18 KiB
Python
409 lines
18 KiB
Python
from __future__ import unicode_literals
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from unittest import expectedFailure
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import warnings
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from django.core.exceptions import ImproperlyConfigured
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from django.core.urlresolvers import reverse
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from django import forms
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from django.test import TestCase, override_settings
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from django.test.client import RequestFactory
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from django.utils.deprecation import RemovedInDjango20Warning
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from django.views.generic.base import View
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from django.views.generic.edit import FormMixin, ModelFormMixin, CreateView
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from . import views
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from .models import Artist, Author
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class FormMixinTests(TestCase):
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def test_initial_data(self):
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""" Test instance independence of initial data dict (see #16138) """
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initial_1 = FormMixin().get_initial()
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initial_1['foo'] = 'bar'
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initial_2 = FormMixin().get_initial()
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self.assertNotEqual(initial_1, initial_2)
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def test_get_prefix(self):
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""" Test prefix can be set (see #18872) """
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test_string = 'test'
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rf = RequestFactory()
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get_request = rf.get('/')
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class TestFormMixin(FormMixin):
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request = get_request
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default_kwargs = TestFormMixin().get_form_kwargs()
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self.assertEqual(None, default_kwargs.get('prefix'))
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set_mixin = TestFormMixin()
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set_mixin.prefix = test_string
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set_kwargs = set_mixin.get_form_kwargs()
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self.assertEqual(test_string, set_kwargs.get('prefix'))
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def test_get_form(self):
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class TestFormMixin(FormMixin):
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request = RequestFactory().get('/')
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self.assertIsInstance(
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TestFormMixin().get_form(forms.Form), forms.Form,
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'get_form() should use provided form class.'
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)
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class FormClassTestFormMixin(TestFormMixin):
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form_class = forms.Form
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self.assertIsInstance(
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FormClassTestFormMixin().get_form(), forms.Form,
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'get_form() should fallback to get_form_class() if none is provided.'
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)
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def test_get_form_missing_form_class_default_value(self):
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with warnings.catch_warnings(record=True) as w:
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class MissingDefaultValue(FormMixin):
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request = RequestFactory().get('/')
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form_class = forms.Form
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def get_form(self, form_class):
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return form_class(**self.get_form_kwargs())
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self.assertEqual(len(w), 1)
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self.assertEqual(w[0].category, RemovedInDjango20Warning)
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self.assertEqual(
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str(w[0].message),
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'`generic_views.test_edit.MissingDefaultValue.get_form` method '
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'must define a default value for its `form_class` argument.'
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)
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self.assertIsInstance(
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MissingDefaultValue().get_form(), forms.Form,
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)
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@override_settings(ROOT_URLCONF='generic_views.urls')
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class BasicFormTests(TestCase):
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def test_post_data(self):
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res = self.client.post('/contact/', {'name': "Me", 'message': "Hello"})
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self.assertRedirects(res, 'http://testserver/list/authors/')
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class ModelFormMixinTests(TestCase):
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def test_get_form(self):
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form_class = views.AuthorGetQuerySetFormView().get_form_class()
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self.assertEqual(form_class._meta.model, Author)
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def test_get_form_checks_for_object(self):
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mixin = ModelFormMixin()
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mixin.request = RequestFactory().get('/')
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self.assertEqual({'initial': {}, 'prefix': None},
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mixin.get_form_kwargs())
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@override_settings(ROOT_URLCONF='generic_views.urls')
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class CreateViewTests(TestCase):
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def test_create(self):
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res = self.client.get('/edit/authors/create/')
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self.assertEqual(res.status_code, 200)
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self.assertIsInstance(res.context['form'], forms.ModelForm)
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self.assertIsInstance(res.context['view'], View)
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self.assertNotIn('object', res.context)
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self.assertNotIn('author', res.context)
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self.assertTemplateUsed(res, 'generic_views/author_form.html')
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res = self.client.post('/edit/authors/create/',
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{'name': 'Randall Munroe', 'slug': 'randall-munroe'})
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, 'http://testserver/list/authors/')
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self.assertQuerysetEqual(Author.objects.all(), ['<Author: Randall Munroe>'])
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def test_create_invalid(self):
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res = self.client.post('/edit/authors/create/',
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{'name': 'A' * 101, 'slug': 'randall-munroe'})
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self.assertEqual(res.status_code, 200)
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self.assertTemplateUsed(res, 'generic_views/author_form.html')
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self.assertEqual(len(res.context['form'].errors), 1)
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self.assertEqual(Author.objects.count(), 0)
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def test_create_with_object_url(self):
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res = self.client.post('/edit/artists/create/',
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{'name': 'Rene Magritte'})
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self.assertEqual(res.status_code, 302)
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artist = Artist.objects.get(name='Rene Magritte')
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self.assertRedirects(res, 'http://testserver/detail/artist/%d/' % artist.pk)
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self.assertQuerysetEqual(Artist.objects.all(), ['<Artist: Rene Magritte>'])
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def test_create_with_redirect(self):
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res = self.client.post('/edit/authors/create/redirect/',
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{'name': 'Randall Munroe', 'slug': 'randall-munroe'})
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, 'http://testserver/edit/authors/create/')
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self.assertQuerysetEqual(Author.objects.all(), ['<Author: Randall Munroe>'])
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def test_create_with_interpolated_redirect(self):
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res = self.client.post('/edit/authors/create/interpolate_redirect/',
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{'name': 'Randall Munroe', 'slug': 'randall-munroe'})
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self.assertQuerysetEqual(Author.objects.all(), ['<Author: Randall Munroe>'])
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self.assertEqual(res.status_code, 302)
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pk = Author.objects.all()[0].pk
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self.assertRedirects(res, 'http://testserver/edit/author/%d/update/' % pk)
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def test_create_with_special_properties(self):
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res = self.client.get('/edit/authors/create/special/')
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self.assertEqual(res.status_code, 200)
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self.assertIsInstance(res.context['form'], views.AuthorForm)
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self.assertNotIn('object', res.context)
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self.assertNotIn('author', res.context)
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self.assertTemplateUsed(res, 'generic_views/form.html')
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res = self.client.post('/edit/authors/create/special/',
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{'name': 'Randall Munroe', 'slug': 'randall-munroe'})
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self.assertEqual(res.status_code, 302)
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obj = Author.objects.get(slug='randall-munroe')
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self.assertRedirects(res, reverse('author_detail', kwargs={'pk': obj.pk}))
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self.assertQuerysetEqual(Author.objects.all(), ['<Author: Randall Munroe>'])
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def test_create_without_redirect(self):
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try:
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self.client.post('/edit/authors/create/naive/',
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{'name': 'Randall Munroe', 'slug': 'randall-munroe'})
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self.fail('Should raise exception -- No redirect URL provided, and no get_absolute_url provided')
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except ImproperlyConfigured:
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pass
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def test_create_restricted(self):
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res = self.client.post('/edit/authors/create/restricted/',
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{'name': 'Randall Munroe', 'slug': 'randall-munroe'})
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, 'http://testserver/accounts/login/?next=/edit/authors/create/restricted/')
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def test_create_view_with_restricted_fields(self):
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class MyCreateView(CreateView):
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model = Author
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fields = ['name']
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self.assertEqual(list(MyCreateView().get_form_class().base_fields),
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['name'])
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def test_create_view_all_fields(self):
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class MyCreateView(CreateView):
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model = Author
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fields = '__all__'
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self.assertEqual(list(MyCreateView().get_form_class().base_fields),
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['name', 'slug'])
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def test_create_view_without_explicit_fields(self):
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class MyCreateView(CreateView):
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model = Author
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message = (
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"Using ModelFormMixin (base class of MyCreateView) without the "
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"'fields' attribute is prohibited."
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)
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with self.assertRaisesMessage(ImproperlyConfigured, message):
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MyCreateView().get_form_class()
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@override_settings(ROOT_URLCONF='generic_views.urls')
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class UpdateViewTests(TestCase):
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def test_update_post(self):
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a = Author.objects.create(
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name='Randall Munroe',
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slug='randall-munroe',
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)
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res = self.client.get('/edit/author/%d/update/' % a.pk)
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self.assertEqual(res.status_code, 200)
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self.assertIsInstance(res.context['form'], forms.ModelForm)
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self.assertEqual(res.context['object'], Author.objects.get(pk=a.pk))
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self.assertEqual(res.context['author'], Author.objects.get(pk=a.pk))
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self.assertTemplateUsed(res, 'generic_views/author_form.html')
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# Modification with both POST and PUT (browser compatible)
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res = self.client.post('/edit/author/%d/update/' % a.pk,
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{'name': 'Randall Munroe (xkcd)', 'slug': 'randall-munroe'})
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, 'http://testserver/list/authors/')
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self.assertQuerysetEqual(Author.objects.all(), ['<Author: Randall Munroe (xkcd)>'])
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@expectedFailure
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def test_update_put(self):
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a = Author.objects.create(
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name='Randall Munroe',
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slug='randall-munroe',
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)
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res = self.client.get('/edit/author/%d/update/' % a.pk)
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self.assertEqual(res.status_code, 200)
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self.assertTemplateUsed(res, 'generic_views/author_form.html')
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res = self.client.put('/edit/author/%d/update/' % a.pk,
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{'name': 'Randall Munroe (author of xkcd)', 'slug': 'randall-munroe'})
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# Here is the expected failure. PUT data are not processed in any special
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# way by django. So the request will equal to a POST without data, hence
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# the form will be invalid and redisplayed with errors (status code 200).
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# See also #12635
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, 'http://testserver/list/authors/')
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self.assertQuerysetEqual(Author.objects.all(), ['<Author: Randall Munroe (author of xkcd)>'])
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def test_update_invalid(self):
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a = Author.objects.create(
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name='Randall Munroe',
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slug='randall-munroe',
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)
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res = self.client.post('/edit/author/%d/update/' % a.pk,
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{'name': 'A' * 101, 'slug': 'randall-munroe'})
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self.assertEqual(res.status_code, 200)
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self.assertTemplateUsed(res, 'generic_views/author_form.html')
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self.assertEqual(len(res.context['form'].errors), 1)
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self.assertQuerysetEqual(Author.objects.all(), ['<Author: Randall Munroe>'])
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def test_update_with_object_url(self):
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a = Artist.objects.create(name='Rene Magritte')
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res = self.client.post('/edit/artists/%d/update/' % a.pk,
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{'name': 'Rene Magritte'})
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, 'http://testserver/detail/artist/%d/' % a.pk)
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self.assertQuerysetEqual(Artist.objects.all(), ['<Artist: Rene Magritte>'])
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def test_update_with_redirect(self):
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a = Author.objects.create(
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name='Randall Munroe',
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slug='randall-munroe',
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)
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res = self.client.post('/edit/author/%d/update/redirect/' % a.pk,
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{'name': 'Randall Munroe (author of xkcd)', 'slug': 'randall-munroe'})
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, 'http://testserver/edit/authors/create/')
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self.assertQuerysetEqual(Author.objects.all(), ['<Author: Randall Munroe (author of xkcd)>'])
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def test_update_with_interpolated_redirect(self):
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a = Author.objects.create(
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name='Randall Munroe',
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slug='randall-munroe',
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)
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res = self.client.post('/edit/author/%d/update/interpolate_redirect/' % a.pk,
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{'name': 'Randall Munroe (author of xkcd)', 'slug': 'randall-munroe'})
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self.assertQuerysetEqual(Author.objects.all(), ['<Author: Randall Munroe (author of xkcd)>'])
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self.assertEqual(res.status_code, 302)
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pk = Author.objects.all()[0].pk
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self.assertRedirects(res, 'http://testserver/edit/author/%d/update/' % pk)
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def test_update_with_special_properties(self):
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a = Author.objects.create(
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name='Randall Munroe',
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slug='randall-munroe',
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)
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res = self.client.get('/edit/author/%d/update/special/' % a.pk)
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self.assertEqual(res.status_code, 200)
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self.assertIsInstance(res.context['form'], views.AuthorForm)
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self.assertEqual(res.context['object'], Author.objects.get(pk=a.pk))
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self.assertEqual(res.context['thingy'], Author.objects.get(pk=a.pk))
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self.assertNotIn('author', res.context)
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self.assertTemplateUsed(res, 'generic_views/form.html')
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res = self.client.post('/edit/author/%d/update/special/' % a.pk,
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{'name': 'Randall Munroe (author of xkcd)', 'slug': 'randall-munroe'})
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, 'http://testserver/detail/author/%d/' % a.pk)
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self.assertQuerysetEqual(Author.objects.all(), ['<Author: Randall Munroe (author of xkcd)>'])
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def test_update_without_redirect(self):
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a = Author.objects.create(
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name='Randall Munroe',
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slug='randall-munroe',
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)
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# Should raise exception -- No redirect URL provided, and no
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# get_absolute_url provided
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with self.assertRaises(ImproperlyConfigured):
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self.client.post('/edit/author/%d/update/naive/' % a.pk,
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{'name': 'Randall Munroe (author of xkcd)', 'slug': 'randall-munroe'})
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def test_update_get_object(self):
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a = Author.objects.create(
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pk=1,
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name='Randall Munroe',
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slug='randall-munroe',
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)
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res = self.client.get('/edit/author/update/')
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self.assertEqual(res.status_code, 200)
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self.assertIsInstance(res.context['form'], forms.ModelForm)
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self.assertIsInstance(res.context['view'], View)
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self.assertEqual(res.context['object'], Author.objects.get(pk=a.pk))
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self.assertEqual(res.context['author'], Author.objects.get(pk=a.pk))
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self.assertTemplateUsed(res, 'generic_views/author_form.html')
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# Modification with both POST and PUT (browser compatible)
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res = self.client.post('/edit/author/update/',
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{'name': 'Randall Munroe (xkcd)', 'slug': 'randall-munroe'})
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, 'http://testserver/list/authors/')
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self.assertQuerysetEqual(Author.objects.all(), ['<Author: Randall Munroe (xkcd)>'])
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@override_settings(ROOT_URLCONF='generic_views.urls')
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class DeleteViewTests(TestCase):
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def test_delete_by_post(self):
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a = Author.objects.create(**{'name': 'Randall Munroe', 'slug': 'randall-munroe'})
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res = self.client.get('/edit/author/%d/delete/' % a.pk)
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self.assertEqual(res.status_code, 200)
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self.assertEqual(res.context['object'], Author.objects.get(pk=a.pk))
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self.assertEqual(res.context['author'], Author.objects.get(pk=a.pk))
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self.assertTemplateUsed(res, 'generic_views/author_confirm_delete.html')
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# Deletion with POST
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res = self.client.post('/edit/author/%d/delete/' % a.pk)
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, 'http://testserver/list/authors/')
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self.assertQuerysetEqual(Author.objects.all(), [])
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def test_delete_by_delete(self):
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# Deletion with browser compatible DELETE method
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a = Author.objects.create(**{'name': 'Randall Munroe', 'slug': 'randall-munroe'})
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res = self.client.delete('/edit/author/%d/delete/' % a.pk)
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, 'http://testserver/list/authors/')
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self.assertQuerysetEqual(Author.objects.all(), [])
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def test_delete_with_redirect(self):
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a = Author.objects.create(**{'name': 'Randall Munroe', 'slug': 'randall-munroe'})
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res = self.client.post('/edit/author/%d/delete/redirect/' % a.pk)
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, 'http://testserver/edit/authors/create/')
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self.assertQuerysetEqual(Author.objects.all(), [])
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def test_delete_with_interpolated_redirect(self):
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a = Author.objects.create(**{'name': 'Randall Munroe', 'slug': 'randall-munroe'})
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res = self.client.post('/edit/author/%d/delete/interpolate_redirect/' % a.pk)
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, 'http://testserver/edit/authors/create/?deleted=%d' % a.pk)
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self.assertQuerysetEqual(Author.objects.all(), [])
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def test_delete_with_special_properties(self):
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a = Author.objects.create(**{'name': 'Randall Munroe', 'slug': 'randall-munroe'})
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res = self.client.get('/edit/author/%d/delete/special/' % a.pk)
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self.assertEqual(res.status_code, 200)
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self.assertEqual(res.context['object'], Author.objects.get(pk=a.pk))
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self.assertEqual(res.context['thingy'], Author.objects.get(pk=a.pk))
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self.assertNotIn('author', res.context)
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self.assertTemplateUsed(res, 'generic_views/confirm_delete.html')
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res = self.client.post('/edit/author/%d/delete/special/' % a.pk)
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, 'http://testserver/list/authors/')
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self.assertQuerysetEqual(Author.objects.all(), [])
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def test_delete_without_redirect(self):
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a = Author.objects.create(
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name='Randall Munroe',
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slug='randall-munroe',
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)
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# Should raise exception -- No redirect URL provided, and no
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# get_absolute_url provided
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with self.assertRaises(ImproperlyConfigured):
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self.client.post('/edit/author/%d/delete/naive/' % a.pk)
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