summaryrefslogtreecommitdiffstats
path: root/Lib/test/test_openpty.py
blob: a8b8550c3c9406e940f9bd2eda0957d5c295fb2f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
# Test to see if openpty works. (But don't worry if it isn't available.)

import os
from test.test_support import verbose, TestFailed, TestSkipped

try:
    if verbose:
        print "Calling os.openpty()"
    master, slave = os.openpty()
    if verbose:
        print "(master, slave) = (%d, %d)"%(master, slave)
except AttributeError:
    raise TestSkipped, "No openpty() available."

if not os.isatty(slave):
    raise TestFailed, "Slave-end of pty is not a terminal."

os.write(slave, 'Ping!')
print os.read(master, 1024)