Refs #24652 -- Fixed a test failure in file_uploads tests on Windows.

        os.chmod(MEDIA_ROOT, 0o500)

        self.addCleanup(os.chmod, MEDIA_ROOT, 0o700)

        try:

            self.obj.testfile.save('foo.txt', SimpleUploadedFile('foo.txt', b'x'))

            self.obj.testfile.save('foo.txt', SimpleUploadedFile('foo.txt', b'x'), save=False)

        except OSError as err:

            self.assertEqual(err.errno, errno.EACCES)

        except Exception:

        self.addCleanup(os.remove, UPLOAD_TO)

        with self.assertRaises(IOError) as exc_info:

            with SimpleUploadedFile('foo.txt', b'x') as file:

                self.obj.testfile.save('foo.txt', file)

                self.obj.testfile.save('foo.txt', file, save=False)

        # The test needs to be done on a specific string as IOError

        # is raised even without the patch (just not early enough)

        self.assertEqual(exc_info.exception.args[0],