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497 lines
20 KiB
Python
497 lines
20 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,
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DeleteView,
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DeleteViewCustomDeleteWarning,
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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),
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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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class FormClassTestFormMixin(TestFormMixin):
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form_class = forms.Form
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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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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}, 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(
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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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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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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(
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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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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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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(
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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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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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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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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(
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list(MyCreateView().get_form_class().base_fields), ["name", "slug"]
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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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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(
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Author.objects.values_list("name", flat=True), ["Randall Munroe (xkcd)"]
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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])
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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(
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Author.objects.values_list("name", flat=True),
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["Randall Munroe (author of xkcd)"],
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)
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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(
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Author.objects.values_list("name", flat=True),
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["Randall Munroe (author of xkcd)"],
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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/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(
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Author.objects.values_list("name", flat=True),
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["Randall Munroe (author of xkcd)"],
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)
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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(
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"/edit/author/update/",
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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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@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(
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"/edit/author/%d/delete/interpolate_redirect/" % self.author.pk
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)
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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(
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**{"name": "Randall Munroe", "slug": "randall-munroe"}
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)
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res = self.client.post(
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"/edit/author/{}/delete/interpolate_redirect_nonascii/".format(a.pk)
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)
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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)
|
|
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."],
|
|
)
|
|
|
|
# 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()
|