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#!/usr/bin/env python
import pexpect
import unittest
import os
import tempfile
import PexpectTestCase
class TestCaseLog(PexpectTestCase.PexpectTestCase):
def test_log (self):
log_message = 'This is a test.'
filename = tempfile.mktemp()
mylog = open (filename, 'w')
p = pexpect.spawn('echo', [log_message])
p.logfile = mylog
p.expect (pexpect.EOF)
p.logfile = None
mylog.close()
lf = open(filename).read()
lf = lf[:-2]
os.unlink (filename)
assert lf == log_message
def test_log_logfile_read (self):
log_message = 'This is a test.'
filename = tempfile.mktemp()
mylog = open (filename, 'w')
p = pexpect.spawn('cat')
p.logfile_read = mylog
p.sendline(log_message)
p.sendeof()
p.expect (pexpect.EOF)
p.logfile = None
mylog.close()
lf = open(filename).read()
lf = lf[:-2]
os.unlink (filename)
lf = lf.replace(chr(4),'')
assert lf == 'This is a test.\r\nThis is a test.', "The read log file has bad data. Note logfile_read should only record what we read from child and nothing else.\n" + repr(lf)
def test_log_logfile_send (self):
log_message = 'This is a test.'
filename = tempfile.mktemp()
mylog = open (filename, 'w')
p = pexpect.spawn('cat')
p.logfile_send = mylog
p.sendline(log_message)
p.sendeof()
p.expect (pexpect.EOF)
p.logfile = None
mylog.close()
lf = open(filename).read()
lf = lf[:-2]
os.unlink (filename)
assert lf == log_message, "The send log file has bad data. Note logfile_send should only record what we sent to child and nothing else."
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, 'w')
p = pexpect.spawn('cat')
p.logfile = mylog
p.sendline(log_message)
p.sendeof()
p.expect (pexpect.EOF)
p.logfile = None
mylog.close()
lf = open(filename).read()
os.unlink (filename)
lf = lf.replace(chr(4),'')
assert lf == 'This is a test.\nThis is a test.\r\nThis is a test.\r\n', repr(lf)
if __name__ == '__main__':
unittest.main()
suite = unittest.makeSuite(TestCaseLog,'test')
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