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#!/usr/bin/env python
'''
PEXPECT LICENSE
This license is approved by the OSI and FSF as GPL-compatible.
http://opensource.org/licenses/isc-license.txt
Copyright (c) 2012, Noah Spurrier <noah@noah.org>
PERMISSION TO USE, COPY, MODIFY, AND/OR DISTRIBUTE THIS SOFTWARE FOR ANY
PURPOSE WITH OR WITHOUT FEE IS HEREBY GRANTED, PROVIDED THAT THE ABOVE
COPYRIGHT NOTICE AND THIS PERMISSION NOTICE APPEAR IN ALL COPIES.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
'''
import pexpect
import unittest
import os
import tempfile
from . import PexpectTestCase
# the program cat(1) may display ^D\x08\x08 when \x04 (EOF, Ctrl-D) is sent
_CAT_EOF = b'^D\x08\x08'
class TestCaseLog(PexpectTestCase.PexpectTestCase):
def test_log (self):
log_message = 'This is a test.'
filename = tempfile.mktemp()
mylog = open(filename, 'wb')
p = pexpect.spawn('echo', [log_message])
p.logfile = mylog
p.expect(pexpect.EOF)
p.logfile = None
mylog.close()
with open(filename, 'rb') as f:
lf = f.read()
os.unlink(filename)
self.assertEqual(lf.rstrip(), log_message.encode('ascii'))
def test_log_logfile_read (self):
log_message = 'This is a test.'
filename = tempfile.mktemp()
mylog = open(filename, 'wb')
p = pexpect.spawn('cat')
p.logfile_read = mylog
p.sendline(log_message)
p.sendeof()
p.expect(pexpect.EOF)
p.logfile = None
mylog.close()
with open(filename, 'rb') as f:
lf = f.read()
os.unlink (filename)
lf = lf.replace(_CAT_EOF, b'')
self.assertEqual(lf, b'This is a test.\r\nThis is a test.\r\n')
def test_log_logfile_send (self):
log_message = b'This is a test.'
filename = tempfile.mktemp()
mylog = open (filename, 'wb')
p = pexpect.spawn('cat')
p.logfile_send = mylog
p.sendline(log_message)
p.sendeof()
p.expect (pexpect.EOF)
p.logfile = None
mylog.close()
with open(filename, 'rb') as f:
lf = f.read()
os.unlink(filename)
lf = lf.replace(b'\x04', b'')
self.assertEqual(lf.rstrip(), log_message)
def test_log_send_and_received (self):
'''The logfile should have the test message three time -- once for the
data we sent. Once for the data that cat echos back as characters are
typed. And once for the data that cat prints after we send a linefeed
(sent by sendline). '''
log_message = 'This is a test.'
filename = tempfile.mktemp()
mylog = open(filename, 'wb')
p = pexpect.spawn('cat')
p.logfile = mylog
p.sendline(log_message)
p.sendeof()
p.expect (pexpect.EOF)
p.logfile = None
mylog.close()
with open(filename, 'rb') as f:
lf = f.read()
os.unlink(filename)
lf = lf.replace(b'\x04', b'').replace(_CAT_EOF, b'')
self.assertEqual(lf,
b'This is a test.\nThis is a test.\r\nThis is a test.\r\n')
if __name__ == '__main__':
unittest.main()
suite = unittest.TestLoader().loadTestsFromTestCase(TestCaseLog)
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