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450 lines
19 KiB
Python
450 lines
19 KiB
Python
from django import forms
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from django.core.exceptions import ImproperlyConfigured
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from django.test import SimpleTestCase, TestCase, override_settings
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from django.test.client import RequestFactory
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from django.urls import reverse
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from django.views.generic.base import View
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from django.views.generic.edit import (
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CreateView, DeleteView, DeleteViewCustomDeleteWarning, FormMixin,
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ModelFormMixin,
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)
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from . import views
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from .forms import AuthorForm
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from .models import Artist, Author
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class FormMixinTests(SimpleTestCase):
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request_factory = RequestFactory()
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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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get_request = self.request_factory.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.assertIsNone(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 = self.request_factory.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_context_data(self):
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class FormContext(FormMixin):
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request = self.request_factory.get('/')
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form_class = forms.Form
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self.assertIsInstance(FormContext().get_context_data()['form'], forms.Form)
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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, '/list/authors/')
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def test_late_form_validation(self):
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"""
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A form can be marked invalid in the form_valid() method (#25548).
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"""
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res = self.client.post('/late-validation/', {'name': "Me", 'message': "Hello"})
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self.assertFalse(res.context['form'].is_valid())
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class ModelFormMixinTests(SimpleTestCase):
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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/', {'name': 'Randall Munroe', 'slug': 'randall-munroe'})
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, '/list/authors/')
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self.assertQuerysetEqual(Author.objects.values_list('name', flat=True), ['Randall Munroe'])
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def test_create_invalid(self):
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res = self.client.post('/edit/authors/create/', {'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/', {'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, '/detail/artist/%d/' % artist.pk)
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self.assertQuerysetEqual(Artist.objects.all(), [artist])
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def test_create_with_redirect(self):
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res = self.client.post('/edit/authors/create/redirect/', {'name': 'Randall Munroe', 'slug': 'randall-munroe'})
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, '/edit/authors/create/')
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self.assertQuerysetEqual(Author.objects.values_list('name', flat=True), ['Randall Munroe'])
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def test_create_with_interpolated_redirect(self):
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res = self.client.post(
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'/edit/authors/create/interpolate_redirect/',
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{'name': 'Randall Munroe', 'slug': 'randall-munroe'}
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)
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self.assertQuerysetEqual(Author.objects.values_list('name', flat=True), ['Randall Munroe'])
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self.assertEqual(res.status_code, 302)
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pk = Author.objects.first().pk
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self.assertRedirects(res, '/edit/author/%d/update/' % pk)
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# Also test with escaped chars in URL
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res = self.client.post(
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'/edit/authors/create/interpolate_redirect_nonascii/',
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{'name': 'John Doe', 'slug': 'john-doe'}
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)
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self.assertEqual(res.status_code, 302)
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pk = Author.objects.get(name='John Doe').pk
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self.assertRedirects(res, '/%C3%A9dit/author/{}/update/'.format(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/', {'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(), [obj])
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def test_create_without_redirect(self):
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msg = (
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'No URL to redirect to. Either provide a url or define a '
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'get_absolute_url method on the Model.'
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)
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with self.assertRaisesMessage(ImproperlyConfigured, msg):
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self.client.post('/edit/authors/create/naive/', {'name': 'Randall Munroe', 'slug': 'randall-munroe'})
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def test_create_restricted(self):
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res = self.client.post(
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'/edit/authors/create/restricted/',
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{'name': 'Randall Munroe', 'slug': 'randall-munroe'}
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)
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, '/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), ['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), ['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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def test_define_both_fields_and_form_class(self):
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class MyCreateView(CreateView):
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model = Author
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form_class = AuthorForm
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fields = ['name']
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message = "Specifying both 'fields' and 'form_class' is not permitted."
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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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@classmethod
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def setUpTestData(cls):
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cls.author = Author.objects.create(
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pk=1, # Required for OneAuthorUpdate.
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name='Randall Munroe',
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slug='randall-munroe',
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)
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def test_update_post(self):
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res = self.client.get('/edit/author/%d/update/' % self.author.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'], self.author)
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self.assertEqual(res.context['author'], self.author)
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self.assertTemplateUsed(res, 'generic_views/author_form.html')
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self.assertEqual(res.context['view'].get_form_called_count, 1)
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# Modification with both POST and PUT (browser compatible)
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res = self.client.post(
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'/edit/author/%d/update/' % self.author.pk,
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{'name': 'Randall Munroe (xkcd)', 'slug': 'randall-munroe'}
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)
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, '/list/authors/')
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self.assertQuerysetEqual(Author.objects.values_list('name', flat=True), ['Randall Munroe (xkcd)'])
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def test_update_invalid(self):
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res = self.client.post(
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'/edit/author/%d/update/' % self.author.pk,
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{'name': 'A' * 101, 'slug': 'randall-munroe'}
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)
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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(), [self.author])
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self.assertEqual(res.context['view'].get_form_called_count, 1)
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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, {'name': 'Rene Magritte'})
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, '/detail/artist/%d/' % a.pk)
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self.assertQuerysetEqual(Artist.objects.all(), [a])
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def test_update_with_redirect(self):
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res = self.client.post(
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'/edit/author/%d/update/redirect/' % self.author.pk,
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{'name': 'Randall Munroe (author of xkcd)', 'slug': 'randall-munroe'}
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)
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, '/edit/authors/create/')
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self.assertQuerysetEqual(Author.objects.values_list('name', flat=True), ['Randall Munroe (author of xkcd)'])
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def test_update_with_interpolated_redirect(self):
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res = self.client.post(
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'/edit/author/%d/update/interpolate_redirect/' % self.author.pk,
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{'name': 'Randall Munroe (author of xkcd)', 'slug': 'randall-munroe'}
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)
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self.assertQuerysetEqual(Author.objects.values_list('name', flat=True), ['Randall Munroe (author of xkcd)'])
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self.assertEqual(res.status_code, 302)
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pk = Author.objects.first().pk
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self.assertRedirects(res, '/edit/author/%d/update/' % pk)
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# Also test with escaped chars in URL
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res = self.client.post(
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'/edit/author/%d/update/interpolate_redirect_nonascii/' % self.author.pk,
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{'name': 'John Doe', 'slug': 'john-doe'}
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)
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self.assertEqual(res.status_code, 302)
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pk = Author.objects.get(name='John Doe').pk
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self.assertRedirects(res, '/%C3%A9dit/author/{}/update/'.format(pk))
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def test_update_with_special_properties(self):
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res = self.client.get('/edit/author/%d/update/special/' % self.author.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'], self.author)
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self.assertEqual(res.context['thingy'], self.author)
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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(
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'/edit/author/%d/update/special/' % self.author.pk,
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{'name': 'Randall Munroe (author of xkcd)', 'slug': 'randall-munroe'}
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)
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, '/detail/author/%d/' % self.author.pk)
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self.assertQuerysetEqual(Author.objects.values_list('name', flat=True), ['Randall Munroe (author of xkcd)'])
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def test_update_without_redirect(self):
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msg = (
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'No URL to redirect to. Either provide a url or define a '
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'get_absolute_url method on the Model.'
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)
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with self.assertRaisesMessage(ImproperlyConfigured, msg):
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self.client.post(
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'/edit/author/%d/update/naive/' % self.author.pk,
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{'name': 'Randall Munroe (author of xkcd)', 'slug': 'randall-munroe'}
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)
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def test_update_get_object(self):
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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'], self.author)
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self.assertEqual(res.context['author'], self.author)
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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/', {'name': 'Randall Munroe (xkcd)', 'slug': 'randall-munroe'})
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, '/list/authors/')
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self.assertQuerysetEqual(Author.objects.values_list('name', flat=True), ['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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@classmethod
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def setUpTestData(cls):
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cls.author = 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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def test_delete_by_post(self):
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res = self.client.get('/edit/author/%d/delete/' % self.author.pk)
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self.assertEqual(res.status_code, 200)
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self.assertEqual(res.context['object'], self.author)
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self.assertEqual(res.context['author'], self.author)
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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/' % self.author.pk)
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, '/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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res = self.client.delete('/edit/author/%d/delete/' % self.author.pk)
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, '/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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res = self.client.post('/edit/author/%d/delete/redirect/' % self.author.pk)
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, '/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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res = self.client.post('/edit/author/%d/delete/interpolate_redirect/' % self.author.pk)
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, '/edit/authors/create/?deleted=%d' % self.author.pk)
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self.assertQuerysetEqual(Author.objects.all(), [])
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# Also test with escaped chars in URL
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a = Author.objects.create(**{'name': 'Randall Munroe', 'slug': 'randall-munroe'})
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res = self.client.post('/edit/author/{}/delete/interpolate_redirect_nonascii/'.format(a.pk))
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, '/%C3%A9dit/authors/create/?deleted={}'.format(a.pk))
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def test_delete_with_special_properties(self):
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res = self.client.get('/edit/author/%d/delete/special/' % self.author.pk)
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self.assertEqual(res.status_code, 200)
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self.assertEqual(res.context['object'], self.author)
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self.assertEqual(res.context['thingy'], self.author)
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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/' % self.author.pk)
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, '/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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msg = 'No URL to redirect to. Provide a success_url.'
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with self.assertRaisesMessage(ImproperlyConfigured, msg):
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self.client.post('/edit/author/%d/delete/naive/' % self.author.pk)
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def test_delete_with_form_as_post(self):
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res = self.client.get('/edit/author/%d/delete/form/' % self.author.pk)
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self.assertEqual(res.status_code, 200)
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self.assertEqual(res.context['object'], self.author)
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self.assertEqual(res.context['author'], self.author)
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self.assertTemplateUsed(res, 'generic_views/author_confirm_delete.html')
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res = self.client.post(
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'/edit/author/%d/delete/form/' % self.author.pk, data={'confirm': True}
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)
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self.assertEqual(res.status_code, 302)
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self.assertRedirects(res, '/list/authors/')
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self.assertSequenceEqual(Author.objects.all(), [])
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def test_delete_with_form_as_post_with_validation_error(self):
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res = self.client.get('/edit/author/%d/delete/form/' % self.author.pk)
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self.assertEqual(res.status_code, 200)
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self.assertEqual(res.context['object'], self.author)
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self.assertEqual(res.context['author'], self.author)
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self.assertTemplateUsed(res, 'generic_views/author_confirm_delete.html')
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res = self.client.post('/edit/author/%d/delete/form/' % self.author.pk)
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self.assertEqual(res.status_code, 200)
|
|
self.assertEqual(len(res.context_data['form'].errors), 2)
|
|
self.assertEqual(
|
|
res.context_data['form'].errors['__all__'],
|
|
['You must confirm the delete.'],
|
|
)
|
|
self.assertEqual(
|
|
res.context_data['form'].errors['confirm'],
|
|
['This field is required.'],
|
|
)
|
|
|
|
# RemovedInDjango50Warning.
|
|
def test_delete_with_custom_delete(self):
|
|
class AuthorDeleteView(DeleteView):
|
|
model = Author
|
|
|
|
def delete(self, request, *args, **kwargs):
|
|
# Custom logic.
|
|
pass
|
|
|
|
msg = (
|
|
'DeleteView uses FormMixin to handle POST requests. As a '
|
|
'consequence, any custom deletion logic in '
|
|
'AuthorDeleteView.delete() handler should be moved to '
|
|
'form_valid().'
|
|
)
|
|
with self.assertWarnsMessage(DeleteViewCustomDeleteWarning, msg):
|
|
AuthorDeleteView()
|