django/tests/model_options/test_default_related_name.py

47 lines
1.6 KiB
Python

from django.test import TestCase
from .models.default_related_name import Author, Editor, Book
class DefaultRelatedNameTests(TestCase):
def setUp(self):
self.author = Author.objects.create(first_name="Dave", last_name="Loper")
self.editor = Editor.objects.create(name="Test Editions",
bestselling_author=self.author)
self.book = Book.objects.create(title="Test Book", editor=self.editor)
self.book.authors.add(self.author)
self.book.save()
def test_no_default_related_name(self):
try:
self.author.editor_set
except AttributeError:
self.fail("Author should have an editor_set relation.")
def test_default_related_name(self):
try:
self.author.books
except AttributeError:
self.fail("Author should have a books relation.")
def test_related_name_overrides_default_related_name(self):
try:
self.editor.edited_books
except AttributeError:
self.fail("Editor should have a edited_books relation.")
def test_inheritance(self):
try:
# Here model_options corresponds to the name of the application used
# in this test
self.book.model_options_bookstores
except AttributeError:
self.fail("Book should have a model_options_bookstores relation.")
def test_inheritance_with_overrided_default_related_name(self):
try:
self.book.editor_stores
except AttributeError:
self.fail("Book should have a editor_stores relation.")