mirror of
https://github.com/django/django.git
synced 2024-12-23 01:25:58 +00:00
75 lines
2.6 KiB
Python
75 lines
2.6 KiB
Python
from django.db import connection, models
|
|
from django.db.backends.utils import truncate_name
|
|
from django.test import TestCase
|
|
|
|
from .models.article import Article, Site
|
|
from .models.publication import Publication
|
|
|
|
|
|
class Advertisement(models.Model):
|
|
customer = models.CharField(max_length=100)
|
|
publications = models.ManyToManyField("model_package.Publication", blank=True)
|
|
|
|
|
|
class ModelPackageTests(TestCase):
|
|
def test_m2m_tables_in_subpackage_models(self):
|
|
"""
|
|
Regression for #12168: models split into subpackages still get M2M
|
|
tables.
|
|
"""
|
|
p = Publication.objects.create(title="FooBar")
|
|
|
|
site = Site.objects.create(name="example.com")
|
|
|
|
a = Article.objects.create(headline="a foo headline")
|
|
a.publications.add(p)
|
|
a.sites.add(site)
|
|
|
|
a = Article.objects.get(id=a.pk)
|
|
self.assertEqual(a.id, a.pk)
|
|
self.assertEqual(a.sites.count(), 1)
|
|
|
|
def test_models_in_the_test_package(self):
|
|
"""
|
|
Regression for #12245 - Models can exist in the test package, too.
|
|
"""
|
|
p = Publication.objects.create(title="FooBar")
|
|
ad = Advertisement.objects.create(customer="Lawrence Journal-World")
|
|
ad.publications.add(p)
|
|
|
|
ad = Advertisement.objects.get(id=ad.pk)
|
|
self.assertEqual(ad.publications.count(), 1)
|
|
|
|
def test_automatic_m2m_column_names(self):
|
|
"""
|
|
Regression for #12386 - field names on the autogenerated intermediate
|
|
class that are specified as dotted strings don't retain any path
|
|
component for the field or column name.
|
|
"""
|
|
self.assertEqual(Article.publications.through._meta.fields[1].name, "article")
|
|
self.assertEqual(
|
|
Article.publications.through._meta.fields[1].get_attname_column(),
|
|
("article_id", "article_id"),
|
|
)
|
|
self.assertEqual(
|
|
Article.publications.through._meta.fields[2].name, "publication"
|
|
)
|
|
self.assertEqual(
|
|
Article.publications.through._meta.fields[2].get_attname_column(),
|
|
("publication_id", "publication_id"),
|
|
)
|
|
|
|
self.assertEqual(
|
|
Article._meta.get_field("publications").m2m_db_table(),
|
|
truncate_name(
|
|
"model_package_article_publications", connection.ops.max_name_length()
|
|
),
|
|
)
|
|
|
|
self.assertEqual(
|
|
Article._meta.get_field("publications").m2m_column_name(), "article_id"
|
|
)
|
|
self.assertEqual(
|
|
Article._meta.get_field("publications").m2m_reverse_name(), "publication_id"
|
|
)
|