diff options
Diffstat (limited to 'AppPkg/Applications/Python/Python-2.7.2/Lib/test/test_os.py')
| -rw-r--r-- | AppPkg/Applications/Python/Python-2.7.2/Lib/test/test_os.py | 824 |
1 files changed, 824 insertions, 0 deletions
diff --git a/AppPkg/Applications/Python/Python-2.7.2/Lib/test/test_os.py b/AppPkg/Applications/Python/Python-2.7.2/Lib/test/test_os.py new file mode 100644 index 0000000000..36eeca710b --- /dev/null +++ b/AppPkg/Applications/Python/Python-2.7.2/Lib/test/test_os.py @@ -0,0 +1,824 @@ +# As a test suite for the os module, this is woefully inadequate, but this
+# does add tests for a few functions which have been determined to be more
+# portable than they had been thought to be.
+
+import os
+import errno
+import unittest
+import warnings
+import sys
+import signal
+import subprocess
+import time
+from test import test_support
+import mmap
+import uuid
+
+warnings.filterwarnings("ignore", "tempnam", RuntimeWarning, __name__)
+warnings.filterwarnings("ignore", "tmpnam", RuntimeWarning, __name__)
+
+# Tests creating TESTFN
+class FileTests(unittest.TestCase):
+ def setUp(self):
+ if os.path.exists(test_support.TESTFN):
+ os.unlink(test_support.TESTFN)
+ tearDown = setUp
+
+ def test_access(self):
+ f = os.open(test_support.TESTFN, os.O_CREAT|os.O_RDWR)
+ os.close(f)
+ self.assertTrue(os.access(test_support.TESTFN, os.W_OK))
+
+ def test_closerange(self):
+ first = os.open(test_support.TESTFN, os.O_CREAT|os.O_RDWR)
+ # We must allocate two consecutive file descriptors, otherwise
+ # it will mess up other file descriptors (perhaps even the three
+ # standard ones).
+ second = os.dup(first)
+ try:
+ retries = 0
+ while second != first + 1:
+ os.close(first)
+ retries += 1
+ if retries > 10:
+ # XXX test skipped
+ self.skipTest("couldn't allocate two consecutive fds")
+ first, second = second, os.dup(second)
+ finally:
+ os.close(second)
+ # close a fd that is open, and one that isn't
+ os.closerange(first, first + 2)
+ self.assertRaises(OSError, os.write, first, "a")
+
+ @test_support.cpython_only
+ def test_rename(self):
+ path = unicode(test_support.TESTFN)
+ old = sys.getrefcount(path)
+ self.assertRaises(TypeError, os.rename, path, 0)
+ new = sys.getrefcount(path)
+ self.assertEqual(old, new)
+
+
+class TemporaryFileTests(unittest.TestCase):
+ def setUp(self):
+ self.files = []
+ os.mkdir(test_support.TESTFN)
+
+ def tearDown(self):
+ for name in self.files:
+ os.unlink(name)
+ os.rmdir(test_support.TESTFN)
+
+ def check_tempfile(self, name):
+ # make sure it doesn't already exist:
+ self.assertFalse(os.path.exists(name),
+ "file already exists for temporary file")
+ # make sure we can create the file
+ open(name, "w")
+ self.files.append(name)
+
+ def test_tempnam(self):
+ if not hasattr(os, "tempnam"):
+ return
+ with warnings.catch_warnings():
+ warnings.filterwarnings("ignore", "tempnam", RuntimeWarning,
+ r"test_os$")
+ warnings.filterwarnings("ignore", "tempnam", DeprecationWarning)
+ self.check_tempfile(os.tempnam())
+
+ name = os.tempnam(test_support.TESTFN)
+ self.check_tempfile(name)
+
+ name = os.tempnam(test_support.TESTFN, "pfx")
+ self.assertTrue(os.path.basename(name)[:3] == "pfx")
+ self.check_tempfile(name)
+
+ def test_tmpfile(self):
+ if not hasattr(os, "tmpfile"):
+ return
+ # As with test_tmpnam() below, the Windows implementation of tmpfile()
+ # attempts to create a file in the root directory of the current drive.
+ # On Vista and Server 2008, this test will always fail for normal users
+ # as writing to the root directory requires elevated privileges. With
+ # XP and below, the semantics of tmpfile() are the same, but the user
+ # running the test is more likely to have administrative privileges on
+ # their account already. If that's the case, then os.tmpfile() should
+ # work. In order to make this test as useful as possible, rather than
+ # trying to detect Windows versions or whether or not the user has the
+ # right permissions, just try and create a file in the root directory
+ # and see if it raises a 'Permission denied' OSError. If it does, then
+ # test that a subsequent call to os.tmpfile() raises the same error. If
+ # it doesn't, assume we're on XP or below and the user running the test
+ # has administrative privileges, and proceed with the test as normal.
+ with warnings.catch_warnings():
+ warnings.filterwarnings("ignore", "tmpfile", DeprecationWarning)
+
+ if sys.platform == 'win32':
+ name = '\\python_test_os_test_tmpfile.txt'
+ if os.path.exists(name):
+ os.remove(name)
+ try:
+ fp = open(name, 'w')
+ except IOError, first:
+ # open() failed, assert tmpfile() fails in the same way.
+ # Although open() raises an IOError and os.tmpfile() raises an
+ # OSError(), 'args' will be (13, 'Permission denied') in both
+ # cases.
+ try:
+ fp = os.tmpfile()
+ except OSError, second:
+ self.assertEqual(first.args, second.args)
+ else:
+ self.fail("expected os.tmpfile() to raise OSError")
+ return
+ else:
+ # open() worked, therefore, tmpfile() should work. Close our
+ # dummy file and proceed with the test as normal.
+ fp.close()
+ os.remove(name)
+
+ fp = os.tmpfile()
+ fp.write("foobar")
+ fp.seek(0,0)
+ s = fp.read()
+ fp.close()
+ self.assertTrue(s == "foobar")
+
+ def test_tmpnam(self):
+ if not hasattr(os, "tmpnam"):
+ return
+ with warnings.catch_warnings():
+ warnings.filterwarnings("ignore", "tmpnam", RuntimeWarning,
+ r"test_os$")
+ warnings.filterwarnings("ignore", "tmpnam", DeprecationWarning)
+
+ name = os.tmpnam()
+ if sys.platform in ("win32",):
+ # The Windows tmpnam() seems useless. From the MS docs:
+ #
+ # The character string that tmpnam creates consists of
+ # the path prefix, defined by the entry P_tmpdir in the
+ # file STDIO.H, followed by a sequence consisting of the
+ # digit characters '0' through '9'; the numerical value
+ # of this string is in the range 1 - 65,535. Changing the
+ # definitions of L_tmpnam or P_tmpdir in STDIO.H does not
+ # change the operation of tmpnam.
+ #
+ # The really bizarre part is that, at least under MSVC6,
+ # P_tmpdir is "\\". That is, the path returned refers to
+ # the root of the current drive. That's a terrible place to
+ # put temp files, and, depending on privileges, the user
+ # may not even be able to open a file in the root directory.
+ self.assertFalse(os.path.exists(name),
+ "file already exists for temporary file")
+ else:
+ self.check_tempfile(name)
+
+# Test attributes on return values from os.*stat* family.
+class StatAttributeTests(unittest.TestCase):
+ def setUp(self):
+ os.mkdir(test_support.TESTFN)
+ self.fname = os.path.join(test_support.TESTFN, "f1")
+ f = open(self.fname, 'wb')
+ f.write("ABC")
+ f.close()
+
+ def tearDown(self):
+ os.unlink(self.fname)
+ os.rmdir(test_support.TESTFN)
+
+ def test_stat_attributes(self):
+ if not hasattr(os, "stat"):
+ return
+
+ import stat
+ result = os.stat(self.fname)
+
+ # Make sure direct access works
+ self.assertEqual(result[stat.ST_SIZE], 3)
+ self.assertEqual(result.st_size, 3)
+
+ # Make sure all the attributes are there
+ members = dir(result)
+ for name in dir(stat):
+ if name[:3] == 'ST_':
+ attr = name.lower()
+ if name.endswith("TIME"):
+ def trunc(x): return int(x)
+ else:
+ def trunc(x): return x
+ self.assertEqual(trunc(getattr(result, attr)),
+ result[getattr(stat, name)])
+ self.assertIn(attr, members)
+
+ try:
+ result[200]
+ self.fail("No exception thrown")
+ except IndexError:
+ pass
+
+ # Make sure that assignment fails
+ try:
+ result.st_mode = 1
+ self.fail("No exception thrown")
+ except (AttributeError, TypeError):
+ pass
+
+ try:
+ result.st_rdev = 1
+ self.fail("No exception thrown")
+ except (AttributeError, TypeError):
+ pass
+
+ try:
+ result.parrot = 1
+ self.fail("No exception thrown")
+ except AttributeError:
+ pass
+
+ # Use the stat_result constructor with a too-short tuple.
+ try:
+ result2 = os.stat_result((10,))
+ self.fail("No exception thrown")
+ except TypeError:
+ pass
+
+ # Use the constructor with a too-long tuple.
+ try:
+ result2 = os.stat_result((0,1,2,3,4,5,6,7,8,9,10,11,12,13,14))
+ except TypeError:
+ pass
+
+
+ def test_statvfs_attributes(self):
+ if not hasattr(os, "statvfs"):
+ return
+
+ try:
+ result = os.statvfs(self.fname)
+ except OSError, e:
+ # On AtheOS, glibc always returns ENOSYS
+ if e.errno == errno.ENOSYS:
+ return
+
+ # Make sure direct access works
+ self.assertEqual(result.f_bfree, result[3])
+
+ # Make sure all the attributes are there.
+ members = ('bsize', 'frsize', 'blocks', 'bfree', 'bavail', 'files',
+ 'ffree', 'favail', 'flag', 'namemax')
+ for value, member in enumerate(members):
+ self.assertEqual(getattr(result, 'f_' + member), result[value])
+
+ # Make sure that assignment really fails
+ try:
+ result.f_bfree = 1
+ self.fail("No exception thrown")
+ except TypeError:
+ pass
+
+ try:
+ result.parrot = 1
+ self.fail("No exception thrown")
+ except AttributeError:
+ pass
+
+ # Use the constructor with a too-short tuple.
+ try:
+ result2 = os.statvfs_result((10,))
+ self.fail("No exception thrown")
+ except TypeError:
+ pass
+
+ # Use the constructor with a too-long tuple.
+ try:
+ result2 = os.statvfs_result((0,1,2,3,4,5,6,7,8,9,10,11,12,13,14))
+ except TypeError:
+ pass
+
+ def test_utime_dir(self):
+ delta = 1000000
+ st = os.stat(test_support.TESTFN)
+ # round to int, because some systems may support sub-second
+ # time stamps in stat, but not in utime.
+ os.utime(test_support.TESTFN, (st.st_atime, int(st.st_mtime-delta)))
+ st2 = os.stat(test_support.TESTFN)
+ self.assertEqual(st2.st_mtime, int(st.st_mtime-delta))
+
+ # Restrict test to Win32, since there is no guarantee other
+ # systems support centiseconds
+ if sys.platform == 'win32':
+ def get_file_system(path):
+ root = os.path.splitdrive(os.path.abspath(path))[0] + '\\'
+ import ctypes
+ kernel32 = ctypes.windll.kernel32
+ buf = ctypes.create_string_buffer("", 100)
+ if kernel32.GetVolumeInformationA(root, None, 0, None, None, None, buf, len(buf)):
+ return buf.value
+
+ if get_file_system(test_support.TESTFN) == "NTFS":
+ def test_1565150(self):
+ t1 = 1159195039.25
+ os.utime(self.fname, (t1, t1))
+ self.assertEqual(os.stat(self.fname).st_mtime, t1)
+
+ def test_large_time(self):
+ t1 = 5000000000 # some day in 2128
+ os.utime(self.fname, (t1, t1))
+ self.assertEqual(os.stat(self.fname).st_mtime, t1)
+
+ def test_1686475(self):
+ # Verify that an open file can be stat'ed
+ try:
+ os.stat(r"c:\pagefile.sys")
+ except WindowsError, e:
+ if e.errno == 2: # file does not exist; cannot run test
+ return
+ self.fail("Could not stat pagefile.sys")
+
+from test import mapping_tests
+
+class EnvironTests(mapping_tests.BasicTestMappingProtocol):
+ """check that os.environ object conform to mapping protocol"""
+ type2test = None
+ def _reference(self):
+ return {"KEY1":"VALUE1", "KEY2":"VALUE2", "KEY3":"VALUE3"}
+ def _empty_mapping(self):
+ os.environ.clear()
+ return os.environ
+ def setUp(self):
+ self.__save = dict(os.environ)
+ os.environ.clear()
+ def tearDown(self):
+ os.environ.clear()
+ os.environ.update(self.__save)
+
+ # Bug 1110478
+ def test_update2(self):
+ if os.path.exists("/bin/sh"):
+ os.environ.update(HELLO="World")
+ with os.popen("/bin/sh -c 'echo $HELLO'") as popen:
+ value = popen.read().strip()
+ self.assertEqual(value, "World")
+
+class WalkTests(unittest.TestCase):
+ """Tests for os.walk()."""
+
+ def test_traversal(self):
+ import os
+ from os.path import join
+
+ # Build:
+ # TESTFN/
+ # TEST1/ a file kid and two directory kids
+ # tmp1
+ # SUB1/ a file kid and a directory kid
+ # tmp2
+ # SUB11/ no kids
+ # SUB2/ a file kid and a dirsymlink kid
+ # tmp3
+ # link/ a symlink to TESTFN.2
+ # TEST2/
+ # tmp4 a lone file
+ walk_path = join(test_support.TESTFN, "TEST1")
+ sub1_path = join(walk_path, "SUB1")
+ sub11_path = join(sub1_path, "SUB11")
+ sub2_path = join(walk_path, "SUB2")
+ tmp1_path = join(walk_path, "tmp1")
+ tmp2_path = join(sub1_path, "tmp2")
+ tmp3_path = join(sub2_path, "tmp3")
+ link_path = join(sub2_path, "link")
+ t2_path = join(test_support.TESTFN, "TEST2")
+ tmp4_path = join(test_support.TESTFN, "TEST2", "tmp4")
+
+ # Create stuff.
+ os.makedirs(sub11_path)
+ os.makedirs(sub2_path)
+ os.makedirs(t2_path)
+ for path in tmp1_path, tmp2_path, tmp3_path, tmp4_path:
+ f = file(path, "w")
+ f.write("I'm " + path + " and proud of it. Blame test_os.\n")
+ f.close()
+ if hasattr(os, "symlink"):
+ os.symlink(os.path.abspath(t2_path), link_path)
+ sub2_tree = (sub2_path, ["link"], ["tmp3"])
+ else:
+ sub2_tree = (sub2_path, [], ["tmp3"])
+
+ # Walk top-down.
+ all = list(os.walk(walk_path))
+ self.assertEqual(len(all), 4)
+ # We can't know which order SUB1 and SUB2 will appear in.
+ # Not flipped: TESTFN, SUB1, SUB11, SUB2
+ # flipped: TESTFN, SUB2, SUB1, SUB11
+ flipped = all[0][1][0] != "SUB1"
+ all[0][1].sort()
+ self.assertEqual(all[0], (walk_path, ["SUB1", "SUB2"], ["tmp1"]))
+ self.assertEqual(all[1 + flipped], (sub1_path, ["SUB11"], ["tmp2"]))
+ self.assertEqual(all[2 + flipped], (sub11_path, [], []))
+ self.assertEqual(all[3 - 2 * flipped], sub2_tree)
+
+ # Prune the search.
+ all = []
+ for root, dirs, files in os.walk(walk_path):
+ all.append((root, dirs, files))
+ # Don't descend into SUB1.
+ if 'SUB1' in dirs:
+ # Note that this also mutates the dirs we appended to all!
+ dirs.remove('SUB1')
+ self.assertEqual(len(all), 2)
+ self.assertEqual(all[0], (walk_path, ["SUB2"], ["tmp1"]))
+ self.assertEqual(all[1], sub2_tree)
+
+ # Walk bottom-up.
+ all = list(os.walk(walk_path, topdown=False))
+ self.assertEqual(len(all), 4)
+ # We can't know which order SUB1 and SUB2 will appear in.
+ # Not flipped: SUB11, SUB1, SUB2, TESTFN
+ # flipped: SUB2, SUB11, SUB1, TESTFN
+ flipped = all[3][1][0] != "SUB1"
+ all[3][1].sort()
+ self.assertEqual(all[3], (walk_path, ["SUB1", "SUB2"], ["tmp1"]))
+ self.assertEqual(all[flipped], (sub11_path, [], []))
+ self.assertEqual(all[flipped + 1], (sub1_path, ["SUB11"], ["tmp2"]))
+ self.assertEqual(all[2 - 2 * flipped], sub2_tree)
+
+ if hasattr(os, "symlink"):
+ # Walk, following symlinks.
+ for root, dirs, files in os.walk(walk_path, followlinks=True):
+ if root == link_path:
+ self.assertEqual(dirs, [])
+ self.assertEqual(files, ["tmp4"])
+ break
+ else:
+ self.fail("Didn't follow symlink with followlinks=True")
+
+ def tearDown(self):
+ # Tear everything down. This is a decent use for bottom-up on
+ # Windows, which doesn't have a recursive delete command. The
+ # (not so) subtlety is that rmdir will fail unless the dir's
+ # kids are removed first, so bottom up is essential.
+ for root, dirs, files in os.walk(test_support.TESTFN, topdown=False):
+ for name in files:
+ os.remove(os.path.join(root, name))
+ for name in dirs:
+ dirname = os.path.join(root, name)
+ if not os.path.islink(dirname):
+ os.rmdir(dirname)
+ else:
+ os.remove(dirname)
+ os.rmdir(test_support.TESTFN)
+
+class MakedirTests (unittest.TestCase):
+ def setUp(self):
+ os.mkdir(test_support.TESTFN)
+
+ def test_makedir(self):
+ base = test_support.TESTFN
+ path = os.path.join(base, 'dir1', 'dir2', 'dir3')
+ os.makedirs(path) # Should work
+ path = os.path.join(base, 'dir1', 'dir2', 'dir3', 'dir4')
+ os.makedirs(path)
+
+ # Try paths with a '.' in them
+ self.assertRaises(OSError, os.makedirs, os.curdir)
+ path = os.path.join(base, 'dir1', 'dir2', 'dir3', 'dir4', 'dir5', os.curdir)
+ os.makedirs(path)
+ path = os.path.join(base, 'dir1', os.curdir, 'dir2', 'dir3', 'dir4',
+ 'dir5', 'dir6')
+ os.makedirs(path)
+
+
+
+
+ def tearDown(self):
+ path = os.path.join(test_support.TESTFN, 'dir1', 'dir2', 'dir3',
+ 'dir4', 'dir5', 'dir6')
+ # If the tests failed, the bottom-most directory ('../dir6')
+ # may not have been created, so we look for the outermost directory
+ # that exists.
+ while not os.path.exists(path) and path != test_support.TESTFN:
+ path = os.path.dirname(path)
+
+ os.removedirs(path)
+
+class DevNullTests (unittest.TestCase):
+ def test_devnull(self):
+ f = file(os.devnull, 'w')
+ f.write('hello')
+ f.close()
+ f = file(os.devnull, 'r')
+ self.assertEqual(f.read(), '')
+ f.close()
+
+class URandomTests (unittest.TestCase):
+ def test_urandom(self):
+ try:
+ self.assertEqual(len(os.urandom(1)), 1)
+ self.assertEqual(len(os.urandom(10)), 10)
+ self.assertEqual(len(os.urandom(100)), 100)
+ self.assertEqual(len(os.urandom(1000)), 1000)
+ # see http://bugs.python.org/issue3708
+ self.assertRaises(TypeError, os.urandom, 0.9)
+ self.assertRaises(TypeError, os.urandom, 1.1)
+ self.assertRaises(TypeError, os.urandom, 2.0)
+ except NotImplementedError:
+ pass
+
+ def test_execvpe_with_bad_arglist(self):
+ self.assertRaises(ValueError, os.execvpe, 'notepad', [], None)
+
+class Win32ErrorTests(unittest.TestCase):
+ def test_rename(self):
+ self.assertRaises(WindowsError, os.rename, test_support.TESTFN, test_support.TESTFN+".bak")
+
+ def test_remove(self):
+ self.assertRaises(WindowsError, os.remove, test_support.TESTFN)
+
+ def test_chdir(self):
+ self.assertRaises(WindowsError, os.chdir, test_support.TESTFN)
+
+ def test_mkdir(self):
+ f = open(test_support.TESTFN, "w")
+ try:
+ self.assertRaises(WindowsError, os.mkdir, test_support.TESTFN)
+ finally:
+ f.close()
+ os.unlink(test_support.TESTFN)
+
+ def test_utime(self):
+ self.assertRaises(WindowsError, os.utime, test_support.TESTFN, None)
+
+ def test_chmod(self):
+ self.assertRaises(WindowsError, os.chmod, test_support.TESTFN, 0)
+
+class TestInvalidFD(unittest.TestCase):
+ singles = ["fchdir", "fdopen", "dup", "fdatasync", "fstat",
+ "fstatvfs", "fsync", "tcgetpgrp", "ttyname"]
+ #singles.append("close")
+ #We omit close because it doesn'r raise an exception on some platforms
+ def get_single(f):
+ def helper(self):
+ if hasattr(os, f):
+ self.check(getattr(os, f))
+ return helper
+ for f in singles:
+ locals()["test_"+f] = get_single(f)
+
+ def check(self, f, *args):
+ try:
+ f(test_support.make_bad_fd(), *args)
+ except OSError as e:
+ self.assertEqual(e.errno, errno.EBADF)
+ else:
+ self.fail("%r didn't raise a OSError with a bad file descriptor"
+ % f)
+
+ def test_isatty(self):
+ if hasattr(os, "isatty"):
+ self.assertEqual(os.isatty(test_support.make_bad_fd()), False)
+
+ def test_closerange(self):
+ if hasattr(os, "closerange"):
+ fd = test_support.make_bad_fd()
+ # Make sure none of the descriptors we are about to close are
+ # currently valid (issue 6542).
+ for i in range(10):
+ try: os.fstat(fd+i)
+ except OSError:
+ pass
+ else:
+ break
+ if i < 2:
+ raise unittest.SkipTest(
+ "Unable to acquire a range of invalid file descriptors")
+ self.assertEqual(os.closerange(fd, fd + i-1), None)
+
+ def test_dup2(self):
+ if hasattr(os, "dup2"):
+ self.check(os.dup2, 20)
+
+ def test_fchmod(self):
+ if hasattr(os, "fchmod"):
+ self.check(os.fchmod, 0)
+
+ def test_fchown(self):
+ if hasattr(os, "fchown"):
+ self.check(os.fchown, -1, -1)
+
+ def test_fpathconf(self):
+ if hasattr(os, "fpathconf"):
+ self.check(os.fpathconf, "PC_NAME_MAX")
+
+ def test_ftruncate(self):
+ if hasattr(os, "ftruncate"):
+ self.check(os.ftruncate, 0)
+
+ def test_lseek(self):
+ if hasattr(os, "lseek"):
+ self.check(os.lseek, 0, 0)
+
+ def test_read(self):
+ if hasattr(os, "read"):
+ self.check(os.read, 1)
+
+ def test_tcsetpgrpt(self):
+ if hasattr(os, "tcsetpgrp"):
+ self.check(os.tcsetpgrp, 0)
+
+ def test_write(self):
+ if hasattr(os, "write"):
+ self.check(os.write, " ")
+
+if sys.platform != 'win32':
+ class Win32ErrorTests(unittest.TestCase):
+ pass
+
+ class PosixUidGidTests(unittest.TestCase):
+ if hasattr(os, 'setuid'):
+ def test_setuid(self):
+ if os.getuid() != 0:
+ self.assertRaises(os.error, os.setuid, 0)
+ self.assertRaises(OverflowError, os.setuid, 1<<32)
+
+ if hasattr(os, 'setgid'):
+ def test_setgid(self):
+ if os.getuid() != 0:
+ self.assertRaises(os.error, os.setgid, 0)
+ self.assertRaises(OverflowError, os.setgid, 1<<32)
+
+ if hasattr(os, 'seteuid'):
+ def test_seteuid(self):
+ if os.getuid() != 0:
+ self.assertRaises(os.error, os.seteuid, 0)
+ self.assertRaises(OverflowError, os.seteuid, 1<<32)
+
+ if hasattr(os, 'setegid'):
+ def test_setegid(self):
+ if os.getuid() != 0:
+ self.assertRaises(os.error, os.setegid, 0)
+ self.assertRaises(OverflowError, os.setegid, 1<<32)
+
+ if hasattr(os, 'setreuid'):
+ def test_setreuid(self):
+ if os.getuid() != 0:
+ self.assertRaises(os.error, os.setreuid, 0, 0)
+ self.assertRaises(OverflowError, os.setreuid, 1<<32, 0)
+ self.assertRaises(OverflowError, os.setreuid, 0, 1<<32)
+
+ def test_setreuid_neg1(self):
+ # Needs to accept -1. We run this in a subprocess to avoid
+ # altering the test runner's process state (issue8045).
+ subprocess.check_call([
+ sys.executable, '-c',
+ 'import os,sys;os.setreuid(-1,-1);sys.exit(0)'])
+
+ if hasattr(os, 'setregid'):
+ def test_setregid(self):
+ if os.getuid() != 0:
+ self.assertRaises(os.error, os.setregid, 0, 0)
+ self.assertRaises(OverflowError, os.setregid, 1<<32, 0)
+ self.assertRaises(OverflowError, os.setregid, 0, 1<<32)
+
+ def test_setregid_neg1(self):
+ # Needs to accept -1. We run this in a subprocess to avoid
+ # altering the test runner's process state (issue8045).
+ subprocess.check_call([
+ sys.executable, '-c',
+ 'import os,sys;os.setregid(-1,-1);sys.exit(0)'])
+else:
+ class PosixUidGidTests(unittest.TestCase):
+ pass
+
+@unittest.skipUnless(sys.platform == "win32", "Win32 specific tests")
+class Win32KillTests(unittest.TestCase):
+ def _kill(self, sig):
+ # Start sys.executable as a subprocess and communicate from the
+ # subprocess to the parent that the interpreter is ready. When it
+ # becomes ready, send *sig* via os.kill to the subprocess and check
+ # that the return code is equal to *sig*.
+ import ctypes
+ from ctypes import wintypes
+ import msvcrt
+
+ # Since we can't access the contents of the process' stdout until the
+ # process has exited, use PeekNamedPipe to see what's inside stdout
+ # without waiting. This is done so we can tell that the interpreter
+ # is started and running at a point where it could handle a signal.
+ PeekNamedPipe = ctypes.windll.kernel32.PeekNamedPipe
+ PeekNamedPipe.restype = wintypes.BOOL
+ PeekNamedPipe.argtypes = (wintypes.HANDLE, # Pipe handle
+ ctypes.POINTER(ctypes.c_char), # stdout buf
+ wintypes.DWORD, # Buffer size
+ ctypes.POINTER(wintypes.DWORD), # bytes read
+ ctypes.POINTER(wintypes.DWORD), # bytes avail
+ ctypes.POINTER(wintypes.DWORD)) # bytes left
+ msg = "running"
+ proc = subprocess.Popen([sys.executable, "-c",
+ "import sys;"
+ "sys.stdout.write('{}');"
+ "sys.stdout.flush();"
+ "input()".format(msg)],
+ stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE,
+ stdin=subprocess.PIPE)
+ self.addCleanup(proc.stdout.close)
+ self.addCleanup(proc.stderr.close)
+ self.addCleanup(proc.stdin.close)
+
+ count, max = 0, 100
+ while count < max and proc.poll() is None:
+ # Create a string buffer to store the result of stdout from the pipe
+ buf = ctypes.create_string_buffer(len(msg))
+ # Obtain the text currently in proc.stdout
+ # Bytes read/avail/left are left as NULL and unused
+ rslt = PeekNamedPipe(msvcrt.get_osfhandle(proc.stdout.fileno()),
+ buf, ctypes.sizeof(buf), None, None, None)
+ self.assertNotEqual(rslt, 0, "PeekNamedPipe failed")
+ if buf.value:
+ self.assertEqual(msg, buf.value)
+ break
+ time.sleep(0.1)
+ count += 1
+ else:
+ self.fail("Did not receive communication from the subprocess")
+
+ os.kill(proc.pid, sig)
+ self.assertEqual(proc.wait(), sig)
+
+ def test_kill_sigterm(self):
+ # SIGTERM doesn't mean anything special, but make sure it works
+ self._kill(signal.SIGTERM)
+
+ def test_kill_int(self):
+ # os.kill on Windows can take an int which gets set as the exit code
+ self._kill(100)
+
+ def _kill_with_event(self, event, name):
+ tagname = "test_os_%s" % uuid.uuid1()
+ m = mmap.mmap(-1, 1, tagname)
+ m[0] = '0'
+ # Run a script which has console control handling enabled.
+ proc = subprocess.Popen([sys.executable,
+ os.path.join(os.path.dirname(__file__),
+ "win_console_handler.py"), tagname],
+ creationflags=subprocess.CREATE_NEW_PROCESS_GROUP)
+ # Let the interpreter startup before we send signals. See #3137.
+ count, max = 0, 20
+ while count < max and proc.poll() is None:
+ if m[0] == '1':
+ break
+ time.sleep(0.5)
+ count += 1
+ else:
+ self.fail("Subprocess didn't finish initialization")
+ os.kill(proc.pid, event)
+ # proc.send_signal(event) could also be done here.
+ # Allow time for the signal to be passed and the process to exit.
+ time.sleep(0.5)
+ if not proc.poll():
+ # Forcefully kill the process if we weren't able to signal it.
+ os.kill(proc.pid, signal.SIGINT)
+ self.fail("subprocess did not stop on {}".format(name))
+
+ @unittest.skip("subprocesses aren't inheriting CTRL+C property")
+ def test_CTRL_C_EVENT(self):
+ from ctypes import wintypes
+ import ctypes
+
+ # Make a NULL value by creating a pointer with no argument.
+ NULL = ctypes.POINTER(ctypes.c_int)()
+ SetConsoleCtrlHandler = ctypes.windll.kernel32.SetConsoleCtrlHandler
+ SetConsoleCtrlHandler.argtypes = (ctypes.POINTER(ctypes.c_int),
+ wintypes.BOOL)
+ SetConsoleCtrlHandler.restype = wintypes.BOOL
+
+ # Calling this with NULL and FALSE causes the calling process to
+ # handle CTRL+C, rather than ignore it. This property is inherited
+ # by subprocesses.
+ SetConsoleCtrlHandler(NULL, 0)
+
+ self._kill_with_event(signal.CTRL_C_EVENT, "CTRL_C_EVENT")
+
+ def test_CTRL_BREAK_EVENT(self):
+ self._kill_with_event(signal.CTRL_BREAK_EVENT, "CTRL_BREAK_EVENT")
+
+
+def test_main():
+ test_support.run_unittest(
+ FileTests,
+ TemporaryFileTests,
+ StatAttributeTests,
+ EnvironTests,
+ WalkTests,
+ MakedirTests,
+ DevNullTests,
+ URandomTests,
+ Win32ErrorTests,
+ TestInvalidFD,
+ PosixUidGidTests,
+ Win32KillTests
+ )
+
+if __name__ == "__main__":
+ test_main()
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