django-rest-framework/tests/test_settings.py
Carlton Gibson 0407a0df8a
Dropped Python 2 compatibility. (#6615)
Thanks to Jon Dufresne (@jdufresne) for review.

Co-authored-by: Asif Saif Uddin <auvipy@gmail.com>
Co-authored-by: Rizwan Mansuri <Rizwan@webbyfox.com>
2019-04-30 17:53:44 +02:00

58 lines
1.9 KiB
Python

from django.test import TestCase, override_settings
from rest_framework.settings import APISettings, api_settings
class TestSettings(TestCase):
def test_import_error_message_maintained(self):
"""
Make sure import errors are captured and raised sensibly.
"""
settings = APISettings({
'DEFAULT_RENDERER_CLASSES': [
'tests.invalid_module.InvalidClassName'
]
})
with self.assertRaises(ImportError):
settings.DEFAULT_RENDERER_CLASSES
def test_warning_raised_on_removed_setting(self):
"""
Make sure user is alerted with an error when a removed setting
is set.
"""
with self.assertRaises(RuntimeError):
APISettings({
'MAX_PAGINATE_BY': 100
})
def test_compatibility_with_override_settings(self):
"""
Ref #5658 & #2466: Documented usage of api_settings
is bound at import time:
from rest_framework.settings import api_settings
setting_changed signal hook must ensure bound instance
is refreshed.
"""
assert api_settings.PAGE_SIZE is None, "Checking a known default should be None"
with override_settings(REST_FRAMEWORK={'PAGE_SIZE': 10}):
assert api_settings.PAGE_SIZE == 10, "Setting should have been updated"
assert api_settings.PAGE_SIZE is None, "Setting should have been restored"
class TestSettingTypes(TestCase):
def test_settings_consistently_coerced_to_list(self):
settings = APISettings({
'DEFAULT_THROTTLE_CLASSES': ('rest_framework.throttling.BaseThrottle',)
})
self.assertTrue(isinstance(settings.DEFAULT_THROTTLE_CLASSES, list))
settings = APISettings({
'DEFAULT_THROTTLE_CLASSES': ()
})
self.assertTrue(isinstance(settings.DEFAULT_THROTTLE_CLASSES, list))