diff options
Diffstat (limited to 'Lib/test/test_fcntl.py')
| -rwxr-xr-x | Lib/test/test_fcntl.py | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/Lib/test/test_fcntl.py b/Lib/test/test_fcntl.py index feed870..08b59ec 100755 --- a/Lib/test/test_fcntl.py +++ b/Lib/test/test_fcntl.py @@ -5,12 +5,18 @@ OS/2+EMX doesn't support the file locking operations. """ import struct import fcntl -import os, sys +import os +import struct +import sys import unittest from test.test_support import verbose, TESTFN, unlink, run_unittest # TODO - Write tests for ioctl(), flock() and lockf(). +try: + import termios +except ImportError: + termios = None def get_lockdata(): if sys.platform.startswith('atheos'): @@ -82,8 +88,29 @@ class TestFcntl(unittest.TestCase): self.f.close() +class TestIoctl(unittest.TestCase): + if termios: + def test_ioctl_signed_unsigned_code_param(self): + if termios.TIOCSWINSZ < 0: + set_winsz_opcode_maybe_neg = termios.TIOCSWINSZ + set_winsz_opcode_pos = termios.TIOCSWINSZ & 0xffffffffL + else: + set_winsz_opcode_pos = termios.TIOCSWINSZ + set_winsz_opcode_maybe_neg, = struct.unpack("i", + struct.pack("I", termios.TIOCSWINSZ)) + + # We're just testing that these calls do not raise exceptions. + saved_winsz = fcntl.ioctl(0, termios.TIOCGWINSZ, "\0"*8) + our_winsz = struct.pack("HHHH",80,25,0,0) + # test both with a positive and potentially negative ioctl code + new_winsz = fcntl.ioctl(0, set_winsz_opcode_pos, our_winsz) + new_winsz = fcntl.ioctl(0, set_winsz_opcode_maybe_neg, our_winsz) + fcntl.ioctl(0, set_winsz_opcode_maybe_neg, saved_winsz) + + def test_main(): run_unittest(TestFcntl) + run_unittest(TestIoctl) if __name__ == '__main__': test_main() |