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#!/usr/bin/env python
# -*- coding: utf-8 -*-
'''
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.
'''
from __future__ import print_function
from __future__ import unicode_literals
import os
import pexpect
import unittest
import sys
from . import PexpectTestCase
class InteractTestCase (PexpectTestCase.PexpectTestCase):
def setUp(self):
super(InteractTestCase, self).setUp()
self.env = env = os.environ.copy()
# Ensure 'import pexpect' works in subprocess interact*.py
if 'PYTHONPATH' in env:
env['PYTHONPATH'] = os.pathsep.join((self.project_dir,
env['PYTHONPATH']))
else:
env['PYTHONPATH'] = self.project_dir
self.interact_py = ' '.join((sys.executable,
'interact.py',))
self.interact_ucs_py = ' '.join((sys.executable,
'interact_unicode.py',))
def test_interact_escape(self):
" Ensure `escape_character' value exits interactive mode. "
p = pexpect.spawn(self.interact_py, timeout=5, env=self.env)
p.expect('<in >')
p.sendcontrol(']') # chr(29), the default `escape_character'
# value of pexpect.interact().
p.expect_exact('Escaped interact')
p.expect(pexpect.EOF)
assert not p.isalive()
assert p.exitstatus == 0
def test_interact_escape_None(self):
" Return only after Termination when `escape_character=None'. "
p = pexpect.spawn('{self.interact_py} --no-escape'.format(self=self),
timeout=5, env=self.env)
p.expect('<in >')
p.sendcontrol(']')
p.sendline('')
p.expect('<out>\x1d')
p.sendcontrol('c')
p.expect_exact('Escaped interact')
p.expect(pexpect.EOF)
assert not p.isalive()
assert p.exitstatus == 0
def test_interact_spawn_eof(self):
" Ensure subprocess receives EOF and exit. "
p = pexpect.spawn(self.interact_py, timeout=5, env=self.env)
p.expect('<in >')
p.sendline(b'alpha')
p.sendline(b'beta')
p.expect(b'<out>alpha')
p.expect(b'<out>beta')
p.sendeof()
# strangely, on travis-ci, sendeof() terminates the subprocess,
# it doesn't receive ^D, just immediately throws EOF.
idx = p.expect_exact(['<eof>', pexpect.EOF])
if idx == 0:
p.expect_exact('Escaped interact')
p.expect(pexpect.EOF)
assert not p.isalive()
assert p.exitstatus == 0
def test_interact_spawnu_eof(self):
" Ensure subprocess receives unicode, EOF, and exit. "
p = pexpect.spawnu(self.interact_ucs_py, timeout=5, env=self.env)
p.expect('<in >')
p.sendline('ɑlpha')
p.sendline('Βeta')
p.expect('<out>ɑlpha')
p.expect('<out>Βeta')
p.sendeof()
# strangely, on travis-ci, sendeof() terminates the subprocess,
# it doesn't receive ^D, just immediately throws EOF.
idx = p.expect_exact(['<eof>', pexpect.EOF])
if idx == 0:
p.expect_exact('Escaped interact')
p.expect(pexpect.EOF)
assert not p.isalive()
assert p.exitstatus == 0
if __name__ == '__main__':
unittest.main()
suite = unittest.makeSuite(InteractTestCase, 'test')
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