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7bb14316b8
Add missing stat.S_IFDOOR, stat.S_IFPORT, stat.S_IFWHT, stat.S_ISDOOR, stat.S_ISPORT, and stat.S_ISWHT values to the Python implementation of the stat module.
240 lines
8.3 KiB
Python
240 lines
8.3 KiB
Python
import unittest
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import os
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import socket
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import sys
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from test.support import (TESTFN, import_fresh_module,
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skip_unless_bind_unix_socket)
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c_stat = import_fresh_module('stat', fresh=['_stat'])
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py_stat = import_fresh_module('stat', blocked=['_stat'])
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class TestFilemode:
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statmod = None
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file_flags = {'SF_APPEND', 'SF_ARCHIVED', 'SF_IMMUTABLE', 'SF_NOUNLINK',
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'SF_SNAPSHOT', 'UF_APPEND', 'UF_COMPRESSED', 'UF_HIDDEN',
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'UF_IMMUTABLE', 'UF_NODUMP', 'UF_NOUNLINK', 'UF_OPAQUE'}
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formats = {'S_IFBLK', 'S_IFCHR', 'S_IFDIR', 'S_IFIFO', 'S_IFLNK',
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'S_IFREG', 'S_IFSOCK', 'S_IFDOOR', 'S_IFPORT', 'S_IFWHT'}
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format_funcs = {'S_ISBLK', 'S_ISCHR', 'S_ISDIR', 'S_ISFIFO', 'S_ISLNK',
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'S_ISREG', 'S_ISSOCK', 'S_ISDOOR', 'S_ISPORT', 'S_ISWHT'}
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stat_struct = {
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'ST_MODE': 0,
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'ST_INO': 1,
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'ST_DEV': 2,
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'ST_NLINK': 3,
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'ST_UID': 4,
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'ST_GID': 5,
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'ST_SIZE': 6,
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'ST_ATIME': 7,
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'ST_MTIME': 8,
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'ST_CTIME': 9}
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# permission bit value are defined by POSIX
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permission_bits = {
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'S_ISUID': 0o4000,
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'S_ISGID': 0o2000,
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'S_ENFMT': 0o2000,
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'S_ISVTX': 0o1000,
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'S_IRWXU': 0o700,
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'S_IRUSR': 0o400,
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'S_IREAD': 0o400,
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'S_IWUSR': 0o200,
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'S_IWRITE': 0o200,
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'S_IXUSR': 0o100,
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'S_IEXEC': 0o100,
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'S_IRWXG': 0o070,
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'S_IRGRP': 0o040,
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'S_IWGRP': 0o020,
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'S_IXGRP': 0o010,
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'S_IRWXO': 0o007,
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'S_IROTH': 0o004,
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'S_IWOTH': 0o002,
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'S_IXOTH': 0o001}
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# defined by the Windows API documentation
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file_attributes = {
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'FILE_ATTRIBUTE_ARCHIVE': 32,
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'FILE_ATTRIBUTE_COMPRESSED': 2048,
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'FILE_ATTRIBUTE_DEVICE': 64,
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'FILE_ATTRIBUTE_DIRECTORY': 16,
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'FILE_ATTRIBUTE_ENCRYPTED': 16384,
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'FILE_ATTRIBUTE_HIDDEN': 2,
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'FILE_ATTRIBUTE_INTEGRITY_STREAM': 32768,
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'FILE_ATTRIBUTE_NORMAL': 128,
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'FILE_ATTRIBUTE_NOT_CONTENT_INDEXED': 8192,
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'FILE_ATTRIBUTE_NO_SCRUB_DATA': 131072,
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'FILE_ATTRIBUTE_OFFLINE': 4096,
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'FILE_ATTRIBUTE_READONLY': 1,
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'FILE_ATTRIBUTE_REPARSE_POINT': 1024,
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'FILE_ATTRIBUTE_SPARSE_FILE': 512,
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'FILE_ATTRIBUTE_SYSTEM': 4,
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'FILE_ATTRIBUTE_TEMPORARY': 256,
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'FILE_ATTRIBUTE_VIRTUAL': 65536}
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def setUp(self):
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try:
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os.remove(TESTFN)
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except OSError:
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try:
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os.rmdir(TESTFN)
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except OSError:
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pass
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tearDown = setUp
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def get_mode(self, fname=TESTFN, lstat=True):
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if lstat:
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st_mode = os.lstat(fname).st_mode
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else:
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st_mode = os.stat(fname).st_mode
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modestr = self.statmod.filemode(st_mode)
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return st_mode, modestr
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def assertS_IS(self, name, mode):
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# test format, lstrip is for S_IFIFO
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fmt = getattr(self.statmod, "S_IF" + name.lstrip("F"))
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self.assertEqual(self.statmod.S_IFMT(mode), fmt)
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# test that just one function returns true
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testname = "S_IS" + name
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for funcname in self.format_funcs:
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func = getattr(self.statmod, funcname, None)
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if func is None:
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if funcname == testname:
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raise ValueError(funcname)
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continue
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if funcname == testname:
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self.assertTrue(func(mode))
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else:
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self.assertFalse(func(mode))
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def test_mode(self):
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with open(TESTFN, 'w'):
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pass
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if os.name == 'posix':
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os.chmod(TESTFN, 0o700)
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st_mode, modestr = self.get_mode()
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self.assertEqual(modestr, '-rwx------')
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self.assertS_IS("REG", st_mode)
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self.assertEqual(self.statmod.S_IMODE(st_mode),
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self.statmod.S_IRWXU)
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os.chmod(TESTFN, 0o070)
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st_mode, modestr = self.get_mode()
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self.assertEqual(modestr, '----rwx---')
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self.assertS_IS("REG", st_mode)
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self.assertEqual(self.statmod.S_IMODE(st_mode),
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self.statmod.S_IRWXG)
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os.chmod(TESTFN, 0o007)
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st_mode, modestr = self.get_mode()
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self.assertEqual(modestr, '-------rwx')
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self.assertS_IS("REG", st_mode)
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self.assertEqual(self.statmod.S_IMODE(st_mode),
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self.statmod.S_IRWXO)
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os.chmod(TESTFN, 0o444)
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st_mode, modestr = self.get_mode()
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self.assertS_IS("REG", st_mode)
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self.assertEqual(modestr, '-r--r--r--')
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self.assertEqual(self.statmod.S_IMODE(st_mode), 0o444)
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else:
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os.chmod(TESTFN, 0o700)
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st_mode, modestr = self.get_mode()
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self.assertEqual(modestr[:3], '-rw')
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self.assertS_IS("REG", st_mode)
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self.assertEqual(self.statmod.S_IFMT(st_mode),
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self.statmod.S_IFREG)
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def test_directory(self):
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os.mkdir(TESTFN)
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os.chmod(TESTFN, 0o700)
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st_mode, modestr = self.get_mode()
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self.assertS_IS("DIR", st_mode)
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if os.name == 'posix':
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self.assertEqual(modestr, 'drwx------')
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else:
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self.assertEqual(modestr[0], 'd')
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@unittest.skipUnless(hasattr(os, 'symlink'), 'os.symlink not available')
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def test_link(self):
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try:
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os.symlink(os.getcwd(), TESTFN)
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except (OSError, NotImplementedError) as err:
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raise unittest.SkipTest(str(err))
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else:
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st_mode, modestr = self.get_mode()
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self.assertEqual(modestr[0], 'l')
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self.assertS_IS("LNK", st_mode)
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@unittest.skipUnless(hasattr(os, 'mkfifo'), 'os.mkfifo not available')
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def test_fifo(self):
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try:
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os.mkfifo(TESTFN, 0o700)
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except PermissionError as e:
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self.skipTest('os.mkfifo(): %s' % e)
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st_mode, modestr = self.get_mode()
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self.assertEqual(modestr, 'prwx------')
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self.assertS_IS("FIFO", st_mode)
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@unittest.skipUnless(os.name == 'posix', 'requires Posix')
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def test_devices(self):
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if os.path.exists(os.devnull):
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st_mode, modestr = self.get_mode(os.devnull, lstat=False)
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self.assertEqual(modestr[0], 'c')
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self.assertS_IS("CHR", st_mode)
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# Linux block devices, BSD has no block devices anymore
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for blockdev in ("/dev/sda", "/dev/hda"):
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if os.path.exists(blockdev):
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st_mode, modestr = self.get_mode(blockdev, lstat=False)
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self.assertEqual(modestr[0], 'b')
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self.assertS_IS("BLK", st_mode)
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break
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@skip_unless_bind_unix_socket
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def test_socket(self):
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with socket.socket(socket.AF_UNIX) as s:
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s.bind(TESTFN)
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st_mode, modestr = self.get_mode()
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self.assertEqual(modestr[0], 's')
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self.assertS_IS("SOCK", st_mode)
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def test_module_attributes(self):
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for key, value in self.stat_struct.items():
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modvalue = getattr(self.statmod, key)
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self.assertEqual(value, modvalue, key)
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for key, value in self.permission_bits.items():
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modvalue = getattr(self.statmod, key)
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self.assertEqual(value, modvalue, key)
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for key in self.file_flags:
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modvalue = getattr(self.statmod, key)
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self.assertIsInstance(modvalue, int)
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for key in self.formats:
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modvalue = getattr(self.statmod, key)
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self.assertIsInstance(modvalue, int)
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for key in self.format_funcs:
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func = getattr(self.statmod, key)
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self.assertTrue(callable(func))
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self.assertEqual(func(0), 0)
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@unittest.skipUnless(sys.platform == "win32",
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"FILE_ATTRIBUTE_* constants are Win32 specific")
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def test_file_attribute_constants(self):
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for key, value in sorted(self.file_attributes.items()):
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self.assertTrue(hasattr(self.statmod, key), key)
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modvalue = getattr(self.statmod, key)
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self.assertEqual(value, modvalue, key)
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class TestFilemodeCStat(TestFilemode, unittest.TestCase):
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statmod = c_stat
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class TestFilemodePyStat(TestFilemode, unittest.TestCase):
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statmod = py_stat
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if __name__ == '__main__':
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unittest.main()
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