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# Copyright 1998-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
import errno
import tempfile
import portage
from portage import os
from portage import _encodings
from portage import _unicode_encode
from portage.const import BASH_BINARY
from portage.tests import TestCase
from portage.util._eventloop.global_event_loop import global_event_loop
from _emerge.SpawnProcess import SpawnProcess
class SpawnTestCase(TestCase):
def testLogfile(self):
logfile = None
try:
fd, logfile = tempfile.mkstemp()
os.close(fd)
null_fd = os.open("/dev/null", os.O_RDWR)
test_string = 2 * "blah blah blah\n"
proc = SpawnProcess(
args=[BASH_BINARY, "-c", f"echo -n '{test_string}'"],
env={},
fd_pipes={0: portage._get_stdin().fileno(), 1: null_fd, 2: null_fd},
scheduler=global_event_loop(),
logfile=logfile,
)
proc.start()
os.close(null_fd)
self.assertEqual(proc.wait(), os.EX_OK)
f = open(
_unicode_encode(logfile, encoding=_encodings["fs"], errors="strict"),
encoding=_encodings["content"],
errors="strict",
)
log_content = f.read()
f.close()
# When logging passes through a pty, this comparison will fail
# unless the oflag terminal attributes have the termios.OPOST
# bit disabled. Otherwise, transformations such as \n -> \r\n
# may occur.
self.assertEqual(test_string, log_content)
finally:
if logfile:
try:
os.unlink(logfile)
except OSError as e:
if e.errno != errno.ENOENT:
raise
del e
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