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- '''
- Tests for commands module
- Nick Mathewson
- '''
- import unittest
- import os, tempfile, re
-
- from test.test_support import TestSkipped, run_unittest
- from commands import *
-
- # The module says:
- # "NB This only works (and is only relevant) for UNIX."
- #
- # Actually, getoutput should work on any platform with an os.popen, but
- # I'll take the comment as given, and skip this suite.
-
- if os.name != 'posix':
- raise TestSkipped('Not posix; skipping test_commands')
-
-
- class CommandTests(unittest.TestCase):
-
- def test_getoutput(self):
- self.assertEquals(getoutput('echo xyzzy'), 'xyzzy')
- self.assertEquals(getstatusoutput('echo xyzzy'), (0, 'xyzzy'))
-
- # we use mkdtemp in the next line to create an empty directory
- # under our exclusive control; from that, we can invent a pathname
- # that we _know_ won't exist. This is guaranteed to fail.
- dir = None
- try:
- dir = tempfile.mkdtemp()
- name = os.path.join(dir, "foo")
-
- status, output = getstatusoutput('cat ' + name)
- self.assertNotEquals(status, 0)
- finally:
- if dir is not None:
- os.rmdir(dir)
-
- def test_getstatus(self):
- # This pattern should match 'ls -ld /.' on any posix
- # system, however perversely configured. Even on systems
- # (e.g., Cygwin) where user and group names can have spaces:
- # drwxr-xr-x 15 Administ Domain U 4096 Aug 12 12:50 /
- # drwxr-xr-x 15 Joe User My Group 4096 Aug 12 12:50 /
- # Note that the first case above has a space in the group name
- # while the second one has a space in both names.
- pat = r'''d......... # It is a directory.
- \+? # It may have ACLs.
- \s+\d+ # It has some number of links.
- [^/]* # Skip user, group, size, and date.
- /\. # and end with the name of the file.
- '''
-
- self.assert_(re.match(pat, getstatus("/."), re.VERBOSE))
-
-
- def test_main():
- run_unittest(CommandTests)
-
-
- if __name__ == "__main__":
- test_main()
-