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#!/usr/bin/env python
import pexpect
import unittest
import PexpectTestCase
import time
import os
class TestCtrlChars(PexpectTestCase.PexpectTestCase):
def test_control_chars (self):
"""FIXME: Python unicode was too hard to figure out, so
this tests only the true ASCII characters. This is lame
and should be fixed. I'm leaving this script here as a
placeholder so that it will remind me to fix this one day.
This is what it used to do:
This tests that we can send all 256 8-bit ASCII characters
to a child process."""
# FIXME: Getting this to support Python's Unicode was
# too hard, so I disabled this. I should fix this one day.
return 0
child = pexpect.spawn('python getch.py')
try:
for i in range(256):
# child.send(unicode('%d'%i, encoding='utf-8'))
child.send(chr(i))
child.expect ('%d\r\n' % i)
except Exception, e:
msg = "Did not echo character value: " + str(i) + "\n"
msg = msg + str(e)
self.fail(msg)
def test_sendintr (self):
try:
child = pexpect.spawn('python getch.py')
child.sendintr()
child.expect ('3\r\n')
except Exception, e:
msg = "Did not echo character value: 3\n"
msg = msg + str(e)
self.fail(msg)
def test_bad_sendcontrol_chars (self):
"""This tests that sendcontrol will return 0 for an unknown char. """
child = pexpect.spawn('python getch.py')
retval = child.sendcontrol('1')
assert retval == 0, "sendcontrol() should have returned 0 because there is no such thing as ctrl-1."
def test_sendcontrol(self):
"""This tests that we can send all special control codes by name.
"""
child = pexpect.spawn('python getch.py')
#child.delaybeforesend = 0.1
for i in 'abcdefghijklmnopqrstuvwxyz':
child.sendcontrol(i)
child.expect ('[0-9]+\r\n')
#print child.after
child.sendcontrol('@')
child.expect ('0\r\n')
#print child.after
child.sendcontrol('[')
child.expect ('27\r\n')
#print child.after
child.sendcontrol('\\')
child.expect ('28\r\n')
#print child.after
child.sendcontrol(']')
child.expect ('29\r\n')
#print child.after
child.sendcontrol('^')
child.expect ('30\r\n')
#print child.after
child.sendcontrol('_')
child.expect ('31\r\n')
#print child.after
child.sendcontrol('?')
child.expect ('127\r\n')
#print child.after
if __name__ == '__main__':
unittest.main()
suite = unittest.makeSuite(TestCtrlChars,'test')
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