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import datetime
from django.core.exceptions import ImproperlyConfigured, ObjectDoesNotExist
from django.test import TestCase, override_settings
from django.test.client import RequestFactory
from django.views.generic.base import View
from django.views.generic.detail import SingleObjectTemplateResponseMixin
from django.views.generic.edit import ModelFormMixin
from .models import Artist, Author, Book, Page
@override_settings(ROOT_URLCONF="generic_views.urls")
class DetailViewTest(TestCase):
@classmethod
def setUpTestData(cls):
cls.artist1 = Artist.objects.create(name="Rene Magritte")
cls.author1 = Author.objects.create(
name="Roberto Bolaño", slug="roberto-bolano"
)
cls.author2 = Author.objects.create(
name="Scott Rosenberg", slug="scott-rosenberg"
)
cls.book1 = Book.objects.create(
name="2066", slug="2066", pages=800, pubdate=datetime.date(2008, 10, 1)
)
cls.book1.authors.add(cls.author1)
cls.book2 = Book.objects.create(
name="Dreaming in Code",
slug="dreaming-in-code",
pages=300,
pubdate=datetime.date(2006, 5, 1),
)
cls.page1 = Page.objects.create(
content="I was once bitten by a moose.",
template="generic_views/page_template.html",
)
def test_simple_object(self):
res = self.client.get("/detail/obj/")
self.assertEqual(res.status_code, 200)
self.assertEqual(res.context["object"], {"foo": "bar"})
self.assertIsInstance(res.context["view"], View)
self.assertTemplateUsed(res, "generic_views/detail.html")
def test_detail_by_pk(self):
res = self.client.get("/detail/author/%s/" % self.author1.pk)
self.assertEqual(res.status_code, 200)
self.assertEqual(res.context["object"], self.author1)
self.assertEqual(res.context["author"], self.author1)
self.assertTemplateUsed(res, "generic_views/author_detail.html")
def test_detail_missing_object(self):
res = self.client.get("/detail/author/500/")
self.assertEqual(res.status_code, 404)
def test_detail_object_does_not_exist(self):
with self.assertRaises(ObjectDoesNotExist):
self.client.get("/detail/doesnotexist/1/")
def test_detail_by_custom_pk(self):
res = self.client.get("/detail/author/bycustompk/%s/" % self.author1.pk)
self.assertEqual(res.status_code, 200)
self.assertEqual(res.context["object"], self.author1)
self.assertEqual(res.context["author"], self.author1)
self.assertTemplateUsed(res, "generic_views/author_detail.html")
def test_detail_by_slug(self):
res = self.client.get("/detail/author/byslug/scott-rosenberg/")
self.assertEqual(res.status_code, 200)
self.assertEqual(
res.context["object"], Author.objects.get(slug="scott-rosenberg")
)
self.assertEqual(
res.context["author"], Author.objects.get(slug="scott-rosenberg")
)
self.assertTemplateUsed(res, "generic_views/author_detail.html")
def test_detail_by_custom_slug(self):
res = self.client.get("/detail/author/bycustomslug/scott-rosenberg/")
self.assertEqual(res.status_code, 200)
self.assertEqual(
res.context["object"], Author.objects.get(slug="scott-rosenberg")
)
self.assertEqual(
res.context["author"], Author.objects.get(slug="scott-rosenberg")
)
self.assertTemplateUsed(res, "generic_views/author_detail.html")
def test_detail_by_pk_ignore_slug(self):
res = self.client.get(
"/detail/author/bypkignoreslug/%s-roberto-bolano/" % self.author1.pk
)
self.assertEqual(res.status_code, 200)
self.assertEqual(res.context["object"], self.author1)
self.assertEqual(res.context["author"], self.author1)
self.assertTemplateUsed(res, "generic_views/author_detail.html")
def test_detail_by_pk_ignore_slug_mismatch(self):
res = self.client.get(
"/detail/author/bypkignoreslug/%s-scott-rosenberg/" % self.author1.pk
)
self.assertEqual(res.status_code, 200)
self.assertEqual(res.context["object"], self.author1)
self.assertEqual(res.context["author"], self.author1)
self.assertTemplateUsed(res, "generic_views/author_detail.html")
def test_detail_by_pk_and_slug(self):
res = self.client.get(
"/detail/author/bypkandslug/%s-roberto-bolano/" % self.author1.pk
)
self.assertEqual(res.status_code, 200)
self.assertEqual(res.context["object"], self.author1)
self.assertEqual(res.context["author"], self.author1)
self.assertTemplateUsed(res, "generic_views/author_detail.html")
def test_detail_by_pk_and_slug_mismatch_404(self):
res = self.client.get(
"/detail/author/bypkandslug/%s-scott-rosenberg/" % self.author1.pk
)
self.assertEqual(res.status_code, 404)
def test_verbose_name(self):
res = self.client.get("/detail/artist/%s/" % self.artist1.pk)
self.assertEqual(res.status_code, 200)
self.assertEqual(res.context["object"], self.artist1)
self.assertEqual(res.context["artist"], self.artist1)
self.assertTemplateUsed(res, "generic_views/artist_detail.html")
def test_template_name(self):
res = self.client.get("/detail/author/%s/template_name/" % self.author1.pk)
self.assertEqual(res.status_code, 200)
self.assertEqual(res.context["object"], self.author1)
self.assertEqual(res.context["author"], self.author1)
self.assertTemplateUsed(res, "generic_views/about.html")
def test_template_name_suffix(self):
res = self.client.get(
"/detail/author/%s/template_name_suffix/" % self.author1.pk
)
self.assertEqual(res.status_code, 200)
self.assertEqual(res.context["object"], self.author1)
self.assertEqual(res.context["author"], self.author1)
self.assertTemplateUsed(res, "generic_views/author_view.html")
def test_template_name_field(self):
res = self.client.get("/detail/page/%s/field/" % self.page1.pk)
self.assertEqual(res.status_code, 200)
self.assertEqual(res.context["object"], self.page1)
self.assertEqual(res.context["page"], self.page1)
self.assertTemplateUsed(res, "generic_views/page_template.html")
def test_context_object_name(self):
res = self.client.get(
"/detail/author/%s/context_object_name/" % self.author1.pk
)
self.assertEqual(res.status_code, 200)
self.assertEqual(res.context["object"], self.author1)
self.assertEqual(res.context["thingy"], self.author1)
self.assertNotIn("author", res.context)
self.assertTemplateUsed(res, "generic_views/author_detail.html")
def test_duplicated_context_object_name(self):
res = self.client.get(
"/detail/author/%s/dupe_context_object_name/" % self.author1.pk
)
self.assertEqual(res.status_code, 200)
self.assertEqual(res.context["object"], self.author1)
self.assertNotIn("author", res.context)
self.assertTemplateUsed(res, "generic_views/author_detail.html")
def test_custom_detail(self):
"""
AuthorCustomDetail overrides get() and ensures that
SingleObjectMixin.get_context_object_name() always uses the obj
parameter instead of self.object.
"""
res = self.client.get("/detail/author/%s/custom_detail/" % self.author1.pk)
self.assertEqual(res.status_code, 200)
self.assertEqual(res.context["custom_author"], self.author1)
self.assertNotIn("author", res.context)
self.assertNotIn("object", res.context)
self.assertTemplateUsed(res, "generic_views/author_detail.html")
def test_deferred_queryset_template_name(self):
class FormContext(SingleObjectTemplateResponseMixin):
request = RequestFactory().get("/")
model = Author
object = Author.objects.defer("name").get(pk=self.author1.pk)
self.assertEqual(
FormContext().get_template_names()[0], "generic_views/author_detail.html"
)
def test_deferred_queryset_context_object_name(self):
class FormContext(ModelFormMixin):
request = RequestFactory().get("/")
model = Author
object = Author.objects.defer("name").get(pk=self.author1.pk)
fields = ("name",)
form_context_data = FormContext().get_context_data()
self.assertEqual(form_context_data["object"], self.author1)
self.assertEqual(form_context_data["author"], self.author1)
def test_invalid_url(self):
with self.assertRaises(AttributeError):
self.client.get("/detail/author/invalid/url/")
def test_invalid_queryset(self):
msg = (
"AuthorDetail is missing a QuerySet. Define AuthorDetail.model, "
"AuthorDetail.queryset, or override AuthorDetail.get_queryset()."
)
with self.assertRaisesMessage(ImproperlyConfigured, msg):
self.client.get("/detail/author/invalid/qs/")
def test_non_model_object_with_meta(self):
res = self.client.get("/detail/nonmodel/1/")
self.assertEqual(res.status_code, 200)
self.assertEqual(res.context["object"].id, "non_model_1")
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