Fixed #10439 -- Fixed a subtle test failure caused by r9994.

"""

import os

import sys

import time

from django.conf import Settings

__test__ = {"API_TESTS": """

Test the globbing of INSTALLED_APPS.

>>> import os, sys

>>> old_sys_path = sys.path

>>> sys.path.append(os.path.dirname(os.path.abspath(__file__)))

>>> from django.conf import Settings

>>> old_tz = os.environ["TZ"]

>>> settings = Settings('test_settings')

>>> s = Settings('test_settings')

>>> s.INSTALLED_APPS

>>> settings.INSTALLED_APPS

['parent.app', 'parent.app1']

>>> sys.path = old_sys_path

"""

# Undo a side-effect of installing a new settings object.

>>> if hasattr(time, "tzset"):

...     os.environ["TZ"] = old_tz

...     time.tzset()

"""}