Fixed #18404 -- Added test for AppStaticStorage with non ascii path

        self.assertStaticRenders("does/not/exist.png",

                                   "/static/does/not/exist.png")

        self.assertStaticRenders("testfile.txt", "/static/testfile.txt")

class TestAppStaticStorage(TestCase):

    def setUp(self):

        # Creates a python module foo_module in a directory with non ascii

        # characters

        self.search_path = 'search_path_\xc3\xbc'

        os.mkdir(self.search_path)

        module_path = os.path.join(self.search_path, 'foo_module')

        os.mkdir(module_path)

        open(os.path.join(module_path, '__init__.py'), 'w')

        sys.path.append(os.path.abspath(self.search_path))

    def tearDown(self):

        sys.path.remove(os.path.abspath(self.search_path))

        shutil.rmtree(self.search_path)

    def test_app_with_non_ascii_characters_in_path(self):

        """

        Regression test for #18404 - Tests AppStaticStorage with a module that

        has non ascii characters in path and a non utf8 file system encoding

        """

        # set file system encoding to a non unicode encoding

        old_enc_func = sys.getfilesystemencoding

        sys.getfilesystemencoding = lambda: 'ISO-8859-1'

        try:

            st = storage.AppStaticStorage('foo_module')

            st.path('bar')

        finally:

            sys.getfilesystemencoding = old_enc_func