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#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""Test index handling."""
import exceptions
import os.path
import shutil
import sys
import tempfile
import apt
import apt_pkg
import unittest2
import aptdaemon.test
class IndexRaceTest(unittest2.TestCase):
"""If the indexes are deleted or manipulated at the time
apt.Cache.required_download was called we get the following error:
SystemError: I wasn't able to locate file for the XXX package.
This might mean you need to manually fix this package.
See lp:#659438
"""
def setUp(self):
self.chroot = aptdaemon.test.Chroot()
self.chroot.setup()
self.chroot.add_test_repository()
# Check if installing an uninstalled package works
self.cache = apt.Cache(rootdir=self.chroot.path)
self.cache["silly-base"].mark_install()
self.assertEqual(self.cache.required_download, 0L)
self.cache.clear()
def test(self):
lists_path = apt_pkg.config.find_dir("Dir::State::Lists")
for file_name in os.listdir(lists_path):
if file_name.endswith("Packages"):
os.remove(os.path.join(lists_path, file_name))
self.cache["silly-base"].mark_install()
self.assertRaises(exceptions.SystemError,
lambda: self.cache.required_download)
# self.cache.required_download
if __name__ == "__main__":
unittest2.main()
# vim: ts=4 et sts=4
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