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from unittest import mock
from django.conf import settings
from django.contrib.staticfiles.checks import check_finders
from django.contrib.staticfiles.finders import BaseFinder
from django.core.checks import Error
from django.test import SimpleTestCase, override_settings
class FindersCheckTests(SimpleTestCase):
def test_base_finder_check_not_implemented(self):
finder = BaseFinder()
msg = 'subclasses may provide a check() method to verify the finder is configured correctly.'
with self.assertRaisesMessage(NotImplementedError, msg):
finder.check()
def test_check_finders(self):
"""check_finders() concatenates all errors."""
error1 = Error('1')
error2 = Error('2')
error3 = Error('3')
def get_finders():
class Finder1(BaseFinder):
def check(self, **kwargs):
return [error1]
class Finder2(BaseFinder):
def check(self, **kwargs):
return []
class Finder3(BaseFinder):
def check(self, **kwargs):
return [error2, error3]
class Finder4(BaseFinder):
pass
return [Finder1(), Finder2(), Finder3(), Finder4()]
with mock.patch('django.contrib.staticfiles.checks.get_finders', get_finders):
errors = check_finders(None)
self.assertEqual(errors, [error1, error2, error3])
def test_no_errors_with_test_settings(self):
self.assertEqual(check_finders(None), [])
@override_settings(STATICFILES_DIRS='a string')
def test_dirs_not_tuple_or_list(self):
self.assertEqual(check_finders(None), [
Error(
'The STATICFILES_DIRS setting is not a tuple or list.',
hint='Perhaps you forgot a trailing comma?',
id='staticfiles.E001',
)
])
@override_settings(STATICFILES_DIRS=['/fake/path', settings.STATIC_ROOT])
def test_dirs_contains_static_root(self):
self.assertEqual(check_finders(None), [
Error(
'The STATICFILES_DIRS setting should not contain the '
'STATIC_ROOT setting.',
id='staticfiles.E002',
)
])
@override_settings(STATICFILES_DIRS=[('prefix', settings.STATIC_ROOT)])
def test_dirs_contains_static_root_in_tuple(self):
self.assertEqual(check_finders(None), [
Error(
'The STATICFILES_DIRS setting should not contain the '
'STATIC_ROOT setting.',
id='staticfiles.E002',
)
])
@override_settings(STATICFILES_DIRS=[('prefix/', '/fake/path')])
def test_prefix_contains_trailing_slash(self):
self.assertEqual(check_finders(None), [
Error(
"The prefix 'prefix/' in the STATICFILES_DIRS setting must "
"not end with a slash.",
id='staticfiles.E003',
)
])
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