tests/tests/chdir_browsing.py

   1 # This program is free software; you can redistribute it and/or modify
   2 # it under the terms of the GNU General Public License as published by
   3 # the Free Software Foundation; either version 2 of the License, or
   4 # (at your option) any later version.
   5 #
   6 # This program is distributed in the hope that it will be useful,
   7 # but WITHOUT ANY WARRANTY; without even the implied warranty of
   8 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   9 # GNU Library General Public License for more details.
  10 #
  11 # You should have received a copy of the GNU General Public License
  12 # along with this program; if not, write to the Free Software
  13 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  14 #
  15 # See the COPYING file for license information.
  16 #
  17 # Copyright (c) 2006, 2007 Guillaume Chazarain <guichaz@yahoo.fr>
  18
  19 import unittest
  20 from pysize.core import chdir_browsing
  21
  22 LISTING = set(['hardlink1_4', 'bad_dirname$)\x0c\x02\xb5AUg\xdf\xda',
  23 'hardlink1_2', 'hardlink1_3', 'hardlink1_1', 'dir_symlink', 'hardlink3_1',
  24 'hardlink3_2', 'fifo', 'UTF-8_dir_\xc3\xa9_\xc3\xa0', 'empty_dir',
  25 'dangling_symlink', 'unreadable_file', 'hardlink2_1', 'to_point', 'hardlink2_3',
  26 'hardlink2_2', 'file_symlink'])
  27
  28 class TestChdirBrowsing(unittest.TestCase):
  29     def assertListing(self, path):
  30         listing = set(chdir_browsing.listdir(path, True))
  31         self.assertEqual(listing, LISTING)
  32
  33     def testBrowsingOK(self):
  34         self.assertListing('/tmp/pysize_example_dir')
  35
  36     def testBrowsingNoSuchPath(self):
  37         self.assertRaises(OSError, chdir_browsing.init, '/no such/ path')
  38
  39     def testBrowsingBadFile(self):
  40         self.assertRaises(OSError, chdir_browsing.init,
  41                           '/tmp/pysize_example_dir/unreadable_file')
  42
  43     def testBrowsingBadDir(self):
  44         self.assertRaises(OSError, chdir_browsing.init,
  45                           '/tmp/pysize_example_dir/unreadable_dir')
  46
  47     def testBrowsingBadSymlink(self):
  48         self.assertRaises(OSError, chdir_browsing.init,
  49                           '/tmp/pysize_example_dir/dangling_symlink')
  50
  51     def testBrowsingFileSymlink(self):
  52         self.assertRaises(OSError, chdir_browsing.init,
  53                           '/tmp/pysize_example_dir/file_symlink')
  54
  55     def testBrowsingDirSymlink(self):
  56         self.assertListing('/tmp/pysize_example_dir/to_point')
  57
  58     def testBrowsingDirSymlinkSlash(self):
  59         self.assertListing('/tmp/pysize_example_dir/to_point/')
  60
  61     def testCrossDevice(self):
  62         # Without cross device we should at least lose /proc
  63         self.assert_(len(chdir_browsing.listdir('/', True)) > \
  64                      len(chdir_browsing.listdir('/', False)))
  65
  66 TESTS = (TestChdirBrowsing,)