blob: 7f9638155a3f600988997d7b0e0e65ab6f771da8 [file] [log] [blame]
# Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import utils
from autotest_lib.client.bin import test
from autotest_lib.client.common_lib import autotemp
class desktopui_FontCache(test.test):
version = 1
_mounted = False
_new_cache = None
_FONTCACHE = "/usr/share/cache/fontconfig"
def _mount_cache(self):
utils.system("mount -n --bind %s %s" % (,
self._mounted = True
def _unmount_cache(self):
if self._mounted:
utils.system("umount -n %s" % self._FONTCACHE)
self._mounted = False
def cleanup(self):
if self._new_cache:
def run_once(self):
self._new_cache = autotemp.tempdir(unique_id="new-font-cache")
# Generate a new cache and compare it to the existing cache. Ideally, we
# would simply point fc-cache to a new cache location, however, that
# doesn't seem possible. So, just bind mount the existing cache location
# out of rootfs temporarily.
utils.system("fc-cache -fv")
utils.system("diff -qr %s %s" % (self._FONTCACHE,