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from unittest import mock
from django.test import TestCase, override_settings
from django_filters.conf import is_callable, settings
class DefaultSettingsTests(TestCase):
def test_verbose_lookups(self):
self.assertIsInstance(settings.VERBOSE_LOOKUPS, dict)
self.assertIn("exact", settings.VERBOSE_LOOKUPS)
def test_default_lookup_expr(self):
self.assertEqual(settings.DEFAULT_LOOKUP_EXPR, "exact")
def test_disable_help_text(self):
self.assertFalse(settings.DISABLE_HELP_TEXT)
def test_empty_choice_label(self):
self.assertEqual(settings.EMPTY_CHOICE_LABEL, "---------")
def test_null_choice_label(self):
self.assertIsNone(settings.NULL_CHOICE_LABEL)
def test_null_choice_value(self):
self.assertEqual(settings.NULL_CHOICE_VALUE, "null")
class OverrideSettingsTests(TestCase):
def test_attribute_override(self):
self.assertIsInstance(settings.VERBOSE_LOOKUPS, dict)
original = settings.VERBOSE_LOOKUPS
with override_settings(FILTERS_VERBOSE_LOOKUPS=None):
self.assertIsNone(settings.VERBOSE_LOOKUPS)
self.assertIs(settings.VERBOSE_LOOKUPS, original)
def test_missing_attribute_override(self):
# ensure that changed setting behaves correctly when
# not originally present in the user's settings.
from django.conf import settings as dj_settings
self.assertFalse(hasattr(dj_settings, "FILTERS_DISABLE_HELP_TEXT"))
# Default value
self.assertFalse(settings.DISABLE_HELP_TEXT)
with override_settings(FILTERS_DISABLE_HELP_TEXT=True):
self.assertTrue(settings.DISABLE_HELP_TEXT)
# Revert to default
self.assertFalse(settings.DISABLE_HELP_TEXT)
def test_non_filters_setting(self):
self.assertFalse(hasattr(settings, "USE_TZ"))
with override_settings(USE_TZ=False):
self.assertFalse(hasattr(settings, "USE_TZ"))
self.assertFalse(hasattr(settings, "USE_TZ"))
def test_non_existent_setting(self):
self.assertFalse(hasattr(settings, "FILTERS_FOOBAR"))
self.assertFalse(hasattr(settings, "FOOBAR"))
with override_settings(FILTERS_FOOBAR="blah"):
self.assertFalse(hasattr(settings, "FILTERS_FOOBAR"))
self.assertFalse(hasattr(settings, "FOOBAR"))
self.assertFalse(hasattr(settings, "FILTERS_FOOBAR"))
self.assertFalse(hasattr(settings, "FOOBAR"))
class IsCallableTests(TestCase):
def test_behavior(self):
def func():
pass
class Class:
def __call__(self):
pass
def method(self):
pass
c = Class()
self.assertTrue(is_callable(func))
self.assertFalse(is_callable(Class))
self.assertTrue(is_callable(c))
self.assertTrue(is_callable(c.method))
class SettingsObjectTestCase(TestCase):
@mock.patch("django_filters.conf.DEPRECATED_SETTINGS", ["TEST_123"])
@mock.patch.dict("django_filters.conf.DEFAULTS", {"TEST_123": True})
def test_get_setting_deprecated(self):
with override_settings(FILTERS_TEST_123=True):
with self.assertWarns(DeprecationWarning):
settings.change_setting("FILTERS_TEST_123", True, True)
test_setting = settings.get_setting("TEST_123")
self.assertTrue(test_setting)
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