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1#!@PYTHON@
2# This file is part of GNUnet.
3# (C) 2010 Christian Grothoff (and other contributing authors)
4#
5# GNUnet is free software; you can redistribute it and/or modify
6# it under the terms of the GNU General Public License as published
7# by the Free Software Foundation; either version 2, or (at your
8# option) any later version.
9#
10# GNUnet is distributed in the hope that it will be useful, but
11# WITHOUT ANY WARRANTY; without even the implied warranty of
12# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13# General Public License for more details.
14#
15# You should have received a copy of the GNU General Public License
16# along with GNUnet; see the file COPYING. If not, write to the
17# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18# Boston, MA 02111-1307, USA.
19#
20# Testcase for gnunet-peerinfo
21from __future__ import print_function
22import os
23import re
24import subprocess
25import sys
26import shutil
27import time
28
29class pexpect (object):
30 def __init__ (self):
31 super (pexpect, self).__init__ ()
32
33 def spawn (self, stdin, arglist, *pargs, **kwargs):
34 self.proc = subprocess.Popen (arglist, *pargs, **kwargs)
35 if self.proc is None:
36 print ("Failed to spawn a process {0}".format (arglist))
37 sys.exit (1)
38 if stdin is not None:
39 self.stdo, self.stde = self.proc.communicate (stdin)
40 else:
41 self.stdo, self.stde = self.proc.communicate ()
42 return self.proc
43
44 def expect (self, s, r, flags=0):
45 stream = self.stdo if s == 'stdout' else self.stde
46 if isinstance (r, str):
47 if r == "EOF":
48 if len (stream) == 0:
49 return True
50 else:
51 print ("Failed to find `{1}' in {0}, which is `{2}' ({3})".format (s, r, stream, len (stream)))
52 sys.exit (2)
53 raise ValueError ("Argument `r' should be an instance of re.RegexObject or a special string, but is `{0}'".format (r))
54 m = r.search (stream, flags)
55 if not m:
56 print ("Failed to find `{1}' in {0}, which is is `{2}'".format (s, r.pattern, stream))
57 sys.exit (2)
58 stream = stream[m.end ():]
59 if s == 'stdout':
60 self.stdo = stream
61 else:
62 self.stde = stream
63 return m
64
65 def read (self, s, size=-1):
66 stream = self.stdo if s == 'stdout' else self.stde
67 result = ""
68 if size < 0:
69 result = stream
70 new_stream = ""
71 else:
72 result = stream[0:size]
73 new_stream = stream[size:]
74 if s == 'stdout':
75 self.stdo = new_stream
76 else:
77 self.stde = new_stream
78 return result