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This commit is contained in:
Theta Nil 2022-06-23 09:23:05 -04:00
parent 026f01b50b
commit 5cbd42012c
1 changed files with 14 additions and 17 deletions
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31
third_party/python/Lib/test/test_ioctl.py vendored
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@ -3,11 +3,11 @@ import unittest
from test.support import import_module, get_attribute
import os, struct
fcntl = import_module("fcntl")
termios = import_module("termios")
get_attribute(termios, "TIOCGPGRP") # Can't run tests without this feature
fcntl = import_module('fcntl')
termios = import_module('termios')
get_attribute(termios, 'TIOCGPGRP') #Can't run tests without this feature
if __name__ == "PYOBJ.COM":
if __name__ == 'PYOBJ.COM':
import fcntl
import termios
@ -24,9 +24,8 @@ else:
tty.close()
rpgrp = struct.unpack("i", r)[0]
if rpgrp not in (os.getpgrp(), os.getsid(0)):
raise unittest.SkipTest(
"Neither the process group nor the session " "are attached to /dev/tty"
)
raise unittest.SkipTest("Neither the process group nor the session "
"are attached to /dev/tty")
del tty, r, rpgrp
try:
@ -34,7 +33,6 @@ try:
except ImportError:
pty = None
class IoctlTests(unittest.TestCase):
def test_ioctl(self):
# If this process has been put into the background, TIOCGPGRP returns
@ -46,7 +44,7 @@ class IoctlTests(unittest.TestCase):
self.assertIn(rpgrp, ids)
def _check_ioctl_mutate_len(self, nbytes=None):
buf = array.array("i")
buf = array.array('i')
intsize = buf.itemsize
ids = (os.getpgrp(), os.getsid(0))
# A fill value unlikely to be in `ids`
@ -54,7 +52,7 @@ class IoctlTests(unittest.TestCase):
if nbytes is not None:
# Extend the buffer so that it is exactly `nbytes` bytes long
buf.extend([fill] * (nbytes // intsize))
self.assertEqual(len(buf) * intsize, nbytes) # sanity check
self.assertEqual(len(buf) * intsize, nbytes) # sanity check
else:
buf.append(fill)
with open("/dev/tty", "rb") as tty:
@ -76,19 +74,18 @@ class IoctlTests(unittest.TestCase):
self._check_ioctl_mutate_len(2048)
def test_ioctl_signed_unsigned_code_param(self):
if not pty or not hasattr(os, "openpty"):
raise unittest.SkipTest("pty module required")
if not pty or not hasattr(os, 'openpty'):
raise unittest.SkipTest('pty module required')
mfd, sfd = pty.openpty()
try:
if termios.TIOCSWINSZ < 0:
set_winsz_opcode_maybe_neg = termios.TIOCSWINSZ
set_winsz_opcode_pos = termios.TIOCSWINSZ & 0xFFFFFFFF
set_winsz_opcode_pos = termios.TIOCSWINSZ & 0xffffffff
else:
set_winsz_opcode_pos = termios.TIOCSWINSZ
(set_winsz_opcode_maybe_neg,) = struct.unpack(
"i", struct.pack("I", termios.TIOCSWINSZ)
)
our_winsz = struct.pack("HHHH", 80, 25, 0, 0)
set_winsz_opcode_maybe_neg, = struct.unpack("i",
struct.pack("I", termios.TIOCSWINSZ))
our_winsz = struct.pack("HHHH",80,25,0,0)
# test both with a positive and potentially negative ioctl code
new_winsz = fcntl.ioctl(mfd, set_winsz_opcode_pos, our_winsz)
new_winsz = fcntl.ioctl(mfd, set_winsz_opcode_maybe_neg, our_winsz)