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from copy import copy, deepcopy
from django.core.checks.templates import (
E001, E002, check_setting_app_dirs_loaders,
check_string_if_invalid_is_string,
)
from django.test import SimpleTestCase
from django.test.utils import override_settings
class CheckTemplateSettingsAppDirsTest(SimpleTestCase):
TEMPLATES_APP_DIRS_AND_LOADERS = [
{
'BACKEND': 'django.template.backends.django.DjangoTemplates',
'APP_DIRS': True,
'OPTIONS': {
'loaders': ['django.template.loaders.filesystem.Loader'],
},
},
]
@override_settings(TEMPLATES=TEMPLATES_APP_DIRS_AND_LOADERS)
def test_app_dirs_and_loaders(self):
"""
Error if template loaders are specified and APP_DIRS is True.
"""
self.assertEqual(check_setting_app_dirs_loaders(None), [E001])
def test_app_dirs_removed(self):
TEMPLATES = deepcopy(self.TEMPLATES_APP_DIRS_AND_LOADERS)
del TEMPLATES[0]['APP_DIRS']
with self.settings(TEMPLATES=TEMPLATES):
self.assertEqual(check_setting_app_dirs_loaders(None), [])
def test_loaders_removed(self):
TEMPLATES = deepcopy(self.TEMPLATES_APP_DIRS_AND_LOADERS)
del TEMPLATES[0]['OPTIONS']['loaders']
with self.settings(TEMPLATES=TEMPLATES):
self.assertEqual(check_setting_app_dirs_loaders(None), [])
class CheckTemplateStringIfInvalidTest(SimpleTestCase):
TEMPLATES_STRING_IF_INVALID = [
{
'BACKEND': 'django.template.backends.django.DjangoTemplates',
'OPTIONS': {
'string_if_invalid': False,
},
},
{
'BACKEND': 'django.template.backends.django.DjangoTemplates',
'OPTIONS': {
'string_if_invalid': 42,
},
},
]
@classmethod
def setUpClass(cls):
super().setUpClass()
cls.error1 = copy(E002)
cls.error2 = copy(E002)
string_if_invalid1 = cls.TEMPLATES_STRING_IF_INVALID[0]['OPTIONS']['string_if_invalid']
string_if_invalid2 = cls.TEMPLATES_STRING_IF_INVALID[1]['OPTIONS']['string_if_invalid']
cls.error1.msg = cls.error1.msg.format(string_if_invalid1, type(string_if_invalid1).__name__)
cls.error2.msg = cls.error2.msg.format(string_if_invalid2, type(string_if_invalid2).__name__)
@override_settings(TEMPLATES=TEMPLATES_STRING_IF_INVALID)
def test_string_if_invalid_not_string(self):
self.assertEqual(check_string_if_invalid_is_string(None), [self.error1, self.error2])
def test_string_if_invalid_first_is_string(self):
TEMPLATES = deepcopy(self.TEMPLATES_STRING_IF_INVALID)
TEMPLATES[0]['OPTIONS']['string_if_invalid'] = 'test'
with self.settings(TEMPLATES=TEMPLATES):
self.assertEqual(check_string_if_invalid_is_string(None), [self.error2])
def test_string_if_invalid_both_are_strings(self):
TEMPLATES = deepcopy(self.TEMPLATES_STRING_IF_INVALID)
TEMPLATES[0]['OPTIONS']['string_if_invalid'] = 'test'
TEMPLATES[1]['OPTIONS']['string_if_invalid'] = 'test'
with self.settings(TEMPLATES=TEMPLATES):
self.assertEqual(check_string_if_invalid_is_string(None), [])
def test_string_if_invalid_not_specified(self):
TEMPLATES = deepcopy(self.TEMPLATES_STRING_IF_INVALID)
del TEMPLATES[1]['OPTIONS']['string_if_invalid']
with self.settings(TEMPLATES=TEMPLATES):
self.assertEqual(check_string_if_invalid_is_string(None), [self.error1])
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