Fixed #16816 -- Tweaked the test mock for `URLField.verify_exists` to allow tests to pass when there is no Internet connection available. Many thanks to Ramiro Morales, Aymeric Augustin and Florian Apolloner for the patch reviews.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@17059 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Julien Phalip 2011-10-31 11:09:10 +00:00
parent 422f6e8e17
commit 977316e0cb
2 changed files with 20 additions and 9 deletions

View File

@ -6,9 +6,13 @@ from django import forms
from django.core.exceptions import NON_FIELD_ERRORS
from django.test import TestCase
# Import the verify_exists_urls from the 'forms' test app
from regressiontests.forms.tests.fields import verify_exists_urls
from . import ValidationTestCase
from .models import (Author, Article, ModelToValidate,
GenericIPAddressTestModel, GenericIPAddrUnpackUniqueTest)
# Import other tests for this package.
from .test_custom_messages import CustomMessagesTest
from .test_error_messages import ValidationMessagesTest
@ -71,10 +75,12 @@ class BaseModelValidationTests(ValidationTestCase):
mtv = ModelToValidate(number=10, name='Some Name', url_verify='http://qa-dev.w3.org/link-testsuite/http.php?code=404')
self.assertFieldFailsValidationWithMessage(mtv.full_clean, 'url_verify', [u'This URL appears to be a broken link.'])
@verify_exists_urls(existing_urls=('http://www.google.com/',))
def test_correct_url_value_passes(self):
mtv = ModelToValidate(number=10, name='Some Name', url_verify='http://www.google.com/')
self.assertEqual(None, mtv.full_clean()) # This will fail if there's no Internet connection
@verify_exists_urls(existing_urls=('http://qa-dev.w3.org/link-testsuite/http.php?code=301',))
def test_correct_url_with_redirect(self):
mtv = ModelToValidate(number=10, name='Some Name', url_verify='http://qa-dev.w3.org/link-testsuite/http.php?code=301') #example.com is a redirect to iana.org now
self.assertEqual(None, mtv.full_clean()) # This will fail if there's no Internet connection

View File

@ -49,23 +49,27 @@ def fix_os_paths(x):
def verify_exists_urls(existing_urls=()):
"""
Patches urllib to simulate the availability of some urls even when there
is no Internet connection. This hack should be removed alongside with
`URLField.verify_exists` in Django 1.5.
"""
def decorator(func):
@wraps(func)
def wrapper(*args, **kwargs):
from django.core import validators
# patch urllib2
original_urlopen = validators.urllib2.urlopen
def urlopen(req):
url = req.get_full_url()
if url in existing_urls:
# patch urllib2.OpenerDirector
original_open = validators.urllib2.OpenerDirector.open
def custom_open(self, req, data=None, timeout=None):
if req.get_full_url() in existing_urls:
return True
raise Exception()
try:
urllib2.urlopen = urlopen
urllib2.OpenerDirector.open = custom_open
func(*args, **kwargs)
finally:
# unpatch urllib2
validators.urllib2.urlopen = original_urlopen
# unpatch urllib2.OpenerDirector
validators.urllib2.OpenerDirector.open = original_open
return wrapper
return decorator
@ -690,8 +694,9 @@ class FieldsTests(SimpleTestCase):
except ValidationError, e:
self.assertEqual("[u'This URL appears to be a broken link.']", str(e))
@verify_exists_urls((u'http://xn--hxargifdar.idn.icann.org/%CE%91%CF%81%CF%87%CE%B9%CE%BA%CE%AE_%CF%83%CE%B5%CE%BB%CE%AF%CE%B4%CE%B1',))
def test_urlfield_10(self):
# UTF-8 in the domain.
# UTF-8 in the domain.
f = URLField(verify_exists=True)
url = u'http://\u03b5\u03bb\u03bb\u03b7\u03bd\u03b9\u03ba\u03ac.idn.icann.org/\u0391\u03c1\u03c7\u03b9\u03ba\u03ae_\u03c3\u03b5\u03bb\u03af\u03b4\u03b1'
self.assertEqual(url, f.clean(url))