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django/tests/sites_tests/tests.py
Loic Bistuer bed504d70b Fixed #24351, #24346 -- Changed the signature of allow_migrate().
The new signature enables better support for routing RunPython and
RunSQL operations, especially w.r.t. reusable and third-party apps.

This commit also takes advantage of the deprecation cycle for the old
signature to remove the backward incompatibility introduced in #22583;
RunPython and RunSQL won't call allow_migrate() when when the router
has the old signature.

Thanks Aymeric Augustin and Tim Graham for helping shape up the patch.

Refs 22583.
2015-02-20 21:34:09 +07:00

221 lines
8.4 KiB
Python

from __future__ import unicode_literals
from django.apps import apps
from django.conf import settings
from django.contrib.sites import models
from django.contrib.sites.management import create_default_site
from django.contrib.sites.middleware import CurrentSiteMiddleware
from django.contrib.sites.models import Site, clear_site_cache
from django.contrib.sites.requests import RequestSite
from django.contrib.sites.shortcuts import get_current_site
from django.core.exceptions import ObjectDoesNotExist, ValidationError
from django.db.models.signals import post_migrate
from django.http import HttpRequest
from django.test import TestCase, modify_settings, override_settings
from django.test.utils import captured_stdout
@modify_settings(INSTALLED_APPS={'append': 'django.contrib.sites'})
class SitesFrameworkTests(TestCase):
multi_db = True
def setUp(self):
self.site = Site(
id=settings.SITE_ID,
domain="example.com",
name="example.com",
)
self.site.save()
def test_site_manager(self):
# Make sure that get_current() does not return a deleted Site object.
s = Site.objects.get_current()
self.assertIsInstance(s, Site)
s.delete()
self.assertRaises(ObjectDoesNotExist, Site.objects.get_current)
def test_site_cache(self):
# After updating a Site object (e.g. via the admin), we shouldn't return a
# bogus value from the SITE_CACHE.
site = Site.objects.get_current()
self.assertEqual("example.com", site.name)
s2 = Site.objects.get(id=settings.SITE_ID)
s2.name = "Example site"
s2.save()
site = Site.objects.get_current()
self.assertEqual("Example site", site.name)
def test_delete_all_sites_clears_cache(self):
# When all site objects are deleted the cache should also
# be cleared and get_current() should raise a DoesNotExist.
self.assertIsInstance(Site.objects.get_current(), Site)
Site.objects.all().delete()
self.assertRaises(Site.DoesNotExist, Site.objects.get_current)
@override_settings(ALLOWED_HOSTS=['example.com'])
def test_get_current_site(self):
# Test that the correct Site object is returned
request = HttpRequest()
request.META = {
"SERVER_NAME": "example.com",
"SERVER_PORT": "80",
}
site = get_current_site(request)
self.assertIsInstance(site, Site)
self.assertEqual(site.id, settings.SITE_ID)
# Test that an exception is raised if the sites framework is installed
# but there is no matching Site
site.delete()
self.assertRaises(ObjectDoesNotExist, get_current_site, request)
# A RequestSite is returned if the sites framework is not installed
with self.modify_settings(INSTALLED_APPS={'remove': 'django.contrib.sites'}):
site = get_current_site(request)
self.assertIsInstance(site, RequestSite)
self.assertEqual(site.name, "example.com")
@override_settings(SITE_ID='', ALLOWED_HOSTS=['example.com'])
def test_get_current_site_no_site_id(self):
request = HttpRequest()
request.META = {
"SERVER_NAME": "example.com",
"SERVER_PORT": "80",
}
del settings.SITE_ID
site = get_current_site(request)
self.assertEqual(site.name, "example.com")
def test_domain_name_with_whitespaces(self):
# Regression for #17320
# Domain names are not allowed contain whitespace characters
site = Site(name="test name", domain="test test")
self.assertRaises(ValidationError, site.full_clean)
site.domain = "test\ttest"
self.assertRaises(ValidationError, site.full_clean)
site.domain = "test\ntest"
self.assertRaises(ValidationError, site.full_clean)
def test_clear_site_cache(self):
request = HttpRequest()
request.META = {
"SERVER_NAME": "example.com",
"SERVER_PORT": "80",
}
self.assertEqual(models.SITE_CACHE, {})
get_current_site(request)
expected_cache = {self.site.id: self.site}
self.assertEqual(models.SITE_CACHE, expected_cache)
with self.settings(SITE_ID=''):
get_current_site(request)
expected_cache.update({self.site.domain: self.site})
self.assertEqual(models.SITE_CACHE, expected_cache)
clear_site_cache(Site, instance=self.site, using='default')
self.assertEqual(models.SITE_CACHE, {})
@override_settings(SITE_ID='')
def test_clear_site_cache_domain(self):
site = Site.objects.create(name='example2.com', domain='example2.com')
request = HttpRequest()
request.META = {
"SERVER_NAME": "example2.com",
"SERVER_PORT": "80",
}
get_current_site(request) # prime the models.SITE_CACHE
expected_cache = {site.domain: site}
self.assertEqual(models.SITE_CACHE, expected_cache)
# Site exists in 'default' database so using='other' shouldn't clear.
clear_site_cache(Site, instance=site, using='other')
self.assertEqual(models.SITE_CACHE, expected_cache)
# using='default' should clear.
clear_site_cache(Site, instance=site, using='default')
self.assertEqual(models.SITE_CACHE, {})
class JustOtherRouter(object):
def allow_migrate(self, db, app_label, **hints):
return db == 'other'
@modify_settings(INSTALLED_APPS={'append': 'django.contrib.sites'})
class CreateDefaultSiteTests(TestCase):
multi_db = True
def setUp(self):
self.app_config = apps.get_app_config('sites')
# Delete the site created as part of the default migration process.
Site.objects.all().delete()
def test_basic(self):
"""
#15346, #15573 - create_default_site() creates an example site only if
none exist.
"""
with captured_stdout() as stdout:
create_default_site(self.app_config)
self.assertEqual(Site.objects.count(), 1)
self.assertIn("Creating example.com", stdout.getvalue())
with captured_stdout() as stdout:
create_default_site(self.app_config)
self.assertEqual(Site.objects.count(), 1)
self.assertEqual("", stdout.getvalue())
@override_settings(DATABASE_ROUTERS=[JustOtherRouter()])
def test_multi_db_with_router(self):
"""
#16353, #16828 - The default site creation should respect db routing.
"""
create_default_site(self.app_config, using='default', verbosity=0)
create_default_site(self.app_config, using='other', verbosity=0)
self.assertFalse(Site.objects.using('default').exists())
self.assertTrue(Site.objects.using('other').exists())
def test_multi_db(self):
create_default_site(self.app_config, using='default', verbosity=0)
create_default_site(self.app_config, using='other', verbosity=0)
self.assertTrue(Site.objects.using('default').exists())
self.assertTrue(Site.objects.using('other').exists())
def test_save_another(self):
"""
#17415 - Another site can be created right after the default one.
On some backends the sequence needs to be reset after saving with an
explicit ID. Test that there isn't a sequence collisions by saving
another site. This test is only meaningful with databases that use
sequences for automatic primary keys such as PostgreSQL and Oracle.
"""
create_default_site(self.app_config, verbosity=0)
Site(domain='example2.com', name='example2.com').save()
def test_signal(self):
"""
#23641 - Sending the ``post_migrate`` signal triggers creation of the
default site.
"""
post_migrate.send(sender=self.app_config, app_config=self.app_config, verbosity=0)
self.assertTrue(Site.objects.exists())
@override_settings(SITE_ID=35696)
def test_custom_site_id(self):
"""
#23945 - The configured ``SITE_ID`` should be respected.
"""
create_default_site(self.app_config, verbosity=0)
self.assertEqual(Site.objects.get().pk, 35696)
class MiddlewareTest(TestCase):
def test_request(self):
""" Makes sure that the request has correct `site` attribute. """
middleware = CurrentSiteMiddleware()
request = HttpRequest()
middleware.process_request(request)
self.assertEqual(request.site.id, settings.SITE_ID)