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# Copyright 1998-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
import errno, os, sys
from portage.tests import TestCase
class SpawnTestCase(TestCase):
def testLogfile(self):
from portage import settings, spawn
from tempfile import mkstemp
logfile = None
try:
fd, logfile = mkstemp()
os.close(fd)
null_fd = os.open('/dev/null', os.O_RDWR)
test_string = 2 * "blah blah blah\n"
# Test cases are unique because they run inside src_test() which
# may or may not already be running within a sandbox. Interaction
# with SANDBOX_* variables may trigger unwanted sandbox violations
# that are only reproducible with certain combinations of sandbox,
# usersandbox, and userpriv FEATURES. Attempts to filter SANDBOX_*
# variables can interfere with a currently running sandbox
# instance. Therefore, use free=1 here to avoid potential
# interactions (see bug #190268).
spawn("echo -n '%s'" % test_string, settings, logfile=logfile,
free=1, fd_pipes={0:sys.stdin.fileno(), 1:null_fd, 2:null_fd})
os.close(null_fd)
f = open(logfile, 'r')
log_content = f.read()
f.close()
# When logging passes through a pty, it's lines will be separated
# by '\r\n', so use splitlines before comparing results.
self.assertEqual(test_string.splitlines(),
log_content.splitlines())
finally:
if logfile:
try:
os.unlink(logfile)
except EnvironmentError, e:
if e.errno != errno.ENOENT:
raise
del e
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