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- '''
- Tests for commands module
- Nick Mathewson
- '''
- import unittest
- import os, tempfile, re
-
- from 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 mktemp in the next line to get a filename which we
- # _know_ won't exist. This is guaranteed to fail.
- status, output = getstatusoutput('cat ' + tempfile.mktemp())
- self.assertNotEquals(status, 0)
-
- def test_getstatus(self):
- # This pattern should match 'ls -ld /.' on any posix
- # system, however perversely configured.
- pat = r'''d......... # It is a directory.
- \s+\d+ # It has some number of links.
- \s+\w+\s+\w+ # It has a user and group, which may
- # be named anything.
- \s+\d+ # It has a size.
- [^/]* # Skip the 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()
-