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#!/usr/bin/env python
import pexpect
import unittest
import PexpectTestCase
import time
import sys, os, signal
class TestCaseWinsize(PexpectTestCase.PexpectTestCase):
def test_winsize (self):
"""
This tests that the child process can set and get the windows size.
This makes use of an external script sigwinch_report.py.
"""
p1 = pexpect.spawn('%s sigwinch_report.py' % self.PYTHONBIN)
time.sleep(10)
p1.setwinsize (11,22)
time.sleep(3)
index = p1.expect ([pexpect.TIMEOUT, 'SIGWINCH: \(([0-9]*), ([0-9]*)\)'], timeout=30)
if index == 0:
self.fail ("TIMEOUT -- this platform may not support sigwinch properly.\n" + str(p1))
r = p1.match.group(1)
c = p1.match.group(2)
assert (r=="11" and c=="22")
time.sleep(1)
p1.setwinsize (24,80)
index = p1.expect ([pexpect.TIMEOUT, 'SIGWINCH: \(([0-9]*), ([0-9]*)\)'], timeout=10)
if index == 0:
self.fail ("TIMEOUT -- this platform may not support sigwinch properly.\n" + str(p1))
r = p1.match.group(1)
c = p1.match.group(2)
assert (r=="24" and c=="80")
p1.close()
# def test_parent_resize (self):
# pid = os.getpid()
# p1 = pexpect.spawn('%s sigwinch_report.py' % self.PYTHONBIN)
# time.sleep(10)
# p1.setwinsize (11,22)
# os.kill (pid, signal.SIGWINCH)
if __name__ == '__main__':
unittest.main()
suite = unittest.makeSuite(TestCaseWinsize,'test')
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