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			473 lines
		
	
	
		
			19 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			473 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 CreateView, FormMixin, 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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| 
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| 
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| class FormMixinTests(SimpleTestCase):
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|     request_factory = RequestFactory()
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| 
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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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| 
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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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| 
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|         get_request = self.request_factory.get("/")
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| 
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|         class TestFormMixin(FormMixin):
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|             request = get_request
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| 
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|         default_kwargs = TestFormMixin().get_form_kwargs()
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|         self.assertIsNone(default_kwargs.get("prefix"))
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| 
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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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| 
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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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| 
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|         self.assertIsInstance(
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|             TestFormMixin().get_form(forms.Form),
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|             forms.Form,
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|             "get_form() should use provided form class.",
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|         )
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| 
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|         class FormClassTestFormMixin(TestFormMixin):
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|             form_class = forms.Form
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| 
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|         self.assertIsInstance(
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|             FormClassTestFormMixin().get_form(),
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|             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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| 
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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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| 
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|         self.assertIsInstance(FormContext().get_context_data()["form"], forms.Form)
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| 
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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, "/list/authors/")
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| 
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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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| 
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| 
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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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| 
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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}, mixin.get_form_kwargs())
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| 
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| 
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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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| 
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|         res = self.client.post(
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|             "/edit/authors/create/",
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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, "/list/authors/")
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|         self.assertQuerySetEqual(
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|             Author.objects.values_list("name", flat=True), ["Randall Munroe"]
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|         )
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| 
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|     def test_create_invalid(self):
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|         res = self.client.post(
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|             "/edit/authors/create/", {"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.assertEqual(Author.objects.count(), 0)
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| 
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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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| 
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|     def test_create_with_redirect(self):
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|         res = self.client.post(
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|             "/edit/authors/create/redirect/",
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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, "/edit/authors/create/")
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|         self.assertQuerySetEqual(
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|             Author.objects.values_list("name", flat=True), ["Randall Munroe"]
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|         )
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| 
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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(
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|             Author.objects.values_list("name", flat=True), ["Randall Munroe"]
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|         )
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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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| 
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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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| 
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|         res = self.client.post(
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|             "/edit/authors/create/special/",
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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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|         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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| 
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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(
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|                 "/edit/authors/create/naive/",
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|                 {"name": "Randall Munroe", "slug": "randall-munroe"},
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|             )
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| 
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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(
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|             res, "/accounts/login/?next=/edit/authors/create/restricted/"
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|         )
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| 
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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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| 
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|         self.assertEqual(list(MyCreateView().get_form_class().base_fields), ["name"])
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| 
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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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| 
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|         self.assertEqual(
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|             list(MyCreateView().get_form_class().base_fields), ["name", "slug"]
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|         )
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| 
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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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| 
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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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| 
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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(
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|             Author.objects.values_list("name", flat=True), ["Randall Munroe (xkcd)"]
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|         )
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| 
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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(
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|             "/edit/artists/%d/update/" % a.pk, {"name": "Rene Magritte"}
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|         )
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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])
 | |
| 
 | |
|     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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|         self.assertEqual(res.status_code, 302)
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|         self.assertRedirects(res, "/edit/authors/create/")
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|         self.assertQuerySetEqual(
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|             Author.objects.values_list("name", flat=True),
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|             ["Randall Munroe (author of xkcd)"],
 | |
|         )
 | |
| 
 | |
|     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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|         self.assertQuerySetEqual(
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|             Author.objects.values_list("name", flat=True),
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|             ["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)
 | |
|         # Also test with escaped chars in URL
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|         res = self.client.post(
 | |
|             "/edit/author/%d/update/interpolate_redirect_nonascii/" % self.author.pk,
 | |
|             {"name": "John Doe", "slug": "john-doe"},
 | |
|         )
 | |
|         self.assertEqual(res.status_code, 302)
 | |
|         pk = Author.objects.get(name="John Doe").pk
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|         self.assertRedirects(res, "/%C3%A9dit/author/{}/update/".format(pk))
 | |
| 
 | |
|     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,
 | |
|             {"name": "Randall Munroe (author of xkcd)", "slug": "randall-munroe"},
 | |
|         )
 | |
|         self.assertEqual(res.status_code, 302)
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|         self.assertRedirects(res, "/detail/author/%d/" % self.author.pk)
 | |
|         self.assertQuerySetEqual(
 | |
|             Author.objects.values_list("name", flat=True),
 | |
|             ["Randall Munroe (author of xkcd)"],
 | |
|         )
 | |
| 
 | |
|     def test_update_without_redirect(self):
 | |
|         msg = (
 | |
|             "No URL to redirect to.  Either provide a url or define a "
 | |
|             "get_absolute_url method on the Model."
 | |
|         )
 | |
|         with self.assertRaisesMessage(ImproperlyConfigured, msg):
 | |
|             self.client.post(
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|                 "/edit/author/%d/update/naive/" % self.author.pk,
 | |
|                 {"name": "Randall Munroe (author of xkcd)", "slug": "randall-munroe"},
 | |
|             )
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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)
 | |
|         self.assertTemplateUsed(res, "generic_views/author_form.html")
 | |
| 
 | |
|         # 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"},
 | |
|         )
 | |
|         self.assertEqual(res.status_code, 302)
 | |
|         self.assertRedirects(res, "/list/authors/")
 | |
|         self.assertQuerySetEqual(
 | |
|             Author.objects.values_list("name", flat=True), ["Randall Munroe (xkcd)"]
 | |
|         )
 | |
| 
 | |
| 
 | |
| @override_settings(ROOT_URLCONF="generic_views.urls")
 | |
| class DeleteViewTests(TestCase):
 | |
|     @classmethod
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|     def setUpTestData(cls):
 | |
|         cls.author = Author.objects.create(
 | |
|             name="Randall Munroe",
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|             slug="randall-munroe",
 | |
|         )
 | |
| 
 | |
|     def test_delete_by_post(self):
 | |
|         res = self.client.get("/edit/author/%d/delete/" % self.author.pk)
 | |
|         self.assertEqual(res.status_code, 200)
 | |
|         self.assertEqual(res.context["object"], self.author)
 | |
|         self.assertEqual(res.context["author"], self.author)
 | |
|         self.assertTemplateUsed(res, "generic_views/author_confirm_delete.html")
 | |
| 
 | |
|         # Deletion with POST
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|         res = self.client.post("/edit/author/%d/delete/" % self.author.pk)
 | |
|         self.assertEqual(res.status_code, 302)
 | |
|         self.assertRedirects(res, "/list/authors/")
 | |
|         self.assertQuerySetEqual(Author.objects.all(), [])
 | |
| 
 | |
|     def test_delete_by_delete(self):
 | |
|         # Deletion with browser compatible DELETE method
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|         res = self.client.delete("/edit/author/%d/delete/" % self.author.pk)
 | |
|         self.assertEqual(res.status_code, 302)
 | |
|         self.assertRedirects(res, "/list/authors/")
 | |
|         self.assertQuerySetEqual(Author.objects.all(), [])
 | |
| 
 | |
|     def test_delete_with_redirect(self):
 | |
|         res = self.client.post("/edit/author/%d/delete/redirect/" % self.author.pk)
 | |
|         self.assertEqual(res.status_code, 302)
 | |
|         self.assertRedirects(res, "/edit/authors/create/")
 | |
|         self.assertQuerySetEqual(Author.objects.all(), [])
 | |
| 
 | |
|     def test_delete_with_interpolated_redirect(self):
 | |
|         res = self.client.post(
 | |
|             "/edit/author/%d/delete/interpolate_redirect/" % self.author.pk
 | |
|         )
 | |
|         self.assertEqual(res.status_code, 302)
 | |
|         self.assertRedirects(res, "/edit/authors/create/?deleted=%d" % self.author.pk)
 | |
|         self.assertQuerySetEqual(Author.objects.all(), [])
 | |
|         # Also test with escaped chars in URL
 | |
|         a = Author.objects.create(
 | |
|             **{"name": "Randall Munroe", "slug": "randall-munroe"}
 | |
|         )
 | |
|         res = self.client.post(
 | |
|             "/edit/author/{}/delete/interpolate_redirect_nonascii/".format(a.pk)
 | |
|         )
 | |
|         self.assertEqual(res.status_code, 302)
 | |
|         self.assertRedirects(res, "/%C3%A9dit/authors/create/?deleted={}".format(a.pk))
 | |
| 
 | |
|     def test_delete_with_special_properties(self):
 | |
|         res = self.client.get("/edit/author/%d/delete/special/" % self.author.pk)
 | |
|         self.assertEqual(res.status_code, 200)
 | |
|         self.assertEqual(res.context["object"], self.author)
 | |
|         self.assertEqual(res.context["thingy"], self.author)
 | |
|         self.assertNotIn("author", res.context)
 | |
|         self.assertTemplateUsed(res, "generic_views/confirm_delete.html")
 | |
| 
 | |
|         res = self.client.post("/edit/author/%d/delete/special/" % self.author.pk)
 | |
|         self.assertEqual(res.status_code, 302)
 | |
|         self.assertRedirects(res, "/list/authors/")
 | |
|         self.assertQuerySetEqual(Author.objects.all(), [])
 | |
| 
 | |
|     def test_delete_without_redirect(self):
 | |
|         msg = "No URL to redirect to. Provide a success_url."
 | |
|         with self.assertRaisesMessage(ImproperlyConfigured, msg):
 | |
|             self.client.post("/edit/author/%d/delete/naive/" % self.author.pk)
 | |
| 
 | |
|     def test_delete_with_form_as_post(self):
 | |
|         res = self.client.get("/edit/author/%d/delete/form/" % self.author.pk)
 | |
|         self.assertEqual(res.status_code, 200)
 | |
|         self.assertEqual(res.context["object"], self.author)
 | |
|         self.assertEqual(res.context["author"], self.author)
 | |
|         self.assertTemplateUsed(res, "generic_views/author_confirm_delete.html")
 | |
|         res = self.client.post(
 | |
|             "/edit/author/%d/delete/form/" % self.author.pk, data={"confirm": True}
 | |
|         )
 | |
|         self.assertEqual(res.status_code, 302)
 | |
|         self.assertRedirects(res, "/list/authors/")
 | |
|         self.assertSequenceEqual(Author.objects.all(), [])
 | |
| 
 | |
|     def test_delete_with_form_as_post_with_validation_error(self):
 | |
|         res = self.client.get("/edit/author/%d/delete/form/" % self.author.pk)
 | |
|         self.assertEqual(res.status_code, 200)
 | |
|         self.assertEqual(res.context["object"], self.author)
 | |
|         self.assertEqual(res.context["author"], self.author)
 | |
|         self.assertTemplateUsed(res, "generic_views/author_confirm_delete.html")
 | |
| 
 | |
|         res = self.client.post("/edit/author/%d/delete/form/" % self.author.pk)
 | |
|         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."],
 | |
|         )
 |