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bpo-40275: Use new test.support helper submodules in tests (GH-21169)

This commit is contained in:
Hai Shi 2020-06-30 21:46:31 +08:00 committed by GitHub
parent 3ddc634cd5
commit 0c4f0f3b29
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GPG Key ID: 4AEE18F83AFDEB23
14 changed files with 348 additions and 319 deletions
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3
Lib/test/_test_multiprocessing.py
View File

@ -27,12 +27,13 @@ import test.support
import test.support.script_helper
from test import support
from test.support import hashlib_helper
from test.support import import_helper
from test.support import socket_helper
from test.support import threading_helper
# Skip tests if _multiprocessing wasn't built.
_multiprocessing = test.support.import_module('_multiprocessing')
_multiprocessing = import_helper.import_module('_multiprocessing')
# Skip tests if sem_open implementation is broken.
support.skip_if_broken_multiprocessing_synchronize()
import threading

14
Lib/test/test_base64.py
View File

@ -1,9 +1,9 @@
import unittest
from test import support
import base64
import binascii
import os
from array import array
from test.support import os_helper
from test.support import script_helper
@ -647,8 +647,8 @@ class BaseXYTestCase(unittest.TestCase):
class TestMain(unittest.TestCase):
def tearDown(self):
if os.path.exists(support.TESTFN):
os.unlink(support.TESTFN)
if os.path.exists(os_helper.TESTFN):
os.unlink(os_helper.TESTFN)
def get_output(self, *args):
return script_helper.assert_python_ok('-m', 'base64', *args).out
@ -662,9 +662,9 @@ class TestMain(unittest.TestCase):
))
def test_encode_file(self):
with open(support.TESTFN, 'wb') as fp:
with open(os_helper.TESTFN, 'wb') as fp:
fp.write(b'a\xffb\n')
output = self.get_output('-e', support.TESTFN)
output = self.get_output('-e', os_helper.TESTFN)
self.assertEqual(output.rstrip(), b'Yf9iCg==')
def test_encode_from_stdin(self):
@ -674,9 +674,9 @@ class TestMain(unittest.TestCase):
self.assertIsNone(err)
def test_decode(self):
with open(support.TESTFN, 'wb') as fp:
with open(os_helper.TESTFN, 'wb') as fp:
fp.write(b'Yf9iCg==')
output = self.get_output('-d', support.TESTFN)
output = self.get_output('-d', os_helper.TESTFN)
self.assertEqual(output.rstrip(), b'a\xffb')
if __name__ == '__main__':

5
Lib/test/test_bool.py
View File

@ -2,6 +2,7 @@
import unittest
from test import support
from test.support import os_helper
import os
@ -234,11 +235,11 @@ class BoolTest(unittest.TestCase):
def test_fileclosed(self):
try:
with open(support.TESTFN, "w") as f:
with open(os_helper.TESTFN, "w") as f:
self.assertIs(f.closed, False)
self.assertIs(f.closed, True)
finally:
os.remove(support.TESTFN)
os.remove(os_helper.TESTFN)
def test_types(self):
# types are always true.

4
Lib/test/test_dict_version.py
View File

@ -2,11 +2,11 @@
Test implementation of the PEP 509: dictionary versionning.
"""
import unittest
from test import support
from test.support import import_helper
# PEP 509 is implemented in CPython but other Python implementations
# don't require to implement it
_testcapi = support.import_module('_testcapi')
_testcapi = import_helper.import_module('_testcapi')
class DictVersionTests(unittest.TestCase):

6
Lib/test/test_grammar.py
View File

@ -1,7 +1,8 @@
# Python test set -- part 1, grammar.
# This just tests whether the parser accepts them all.
from test.support import check_syntax_error, check_syntax_warning
from test.support import check_syntax_error
from test.support.warnings_helper import check_syntax_warning
import inspect
import unittest
import sys
@ -276,7 +277,8 @@ class CNS:
class GrammarTests(unittest.TestCase):
from test.support import check_syntax_error, check_syntax_warning
from test.support import check_syntax_error
from test.support.warnings_helper import check_syntax_warning
# single_input: NEWLINE | simple_stmt | compound_stmt NEWLINE
# XXX can't test in a script -- this rule is only used when interactive

3
Lib/test/test_iter.py
View File

@ -2,7 +2,8 @@
import sys
import unittest
from test.support import run_unittest, TESTFN, unlink, cpython_only
from test.support import run_unittest, cpython_only
from test.support.os_helper import TESTFN, unlink
from test.support import check_free_after_iterating, ALWAYS_EQ, NEVER_EQ
import pickle
import collections.abc

6
Lib/test/test_lzma.py
View File

@ -9,7 +9,11 @@ from test import support
import unittest
from test.support import (
_4G, TESTFN, import_module, bigmemtest, run_unittest, unlink
_4G, bigmemtest, run_unittest
)
from test.support.import_helper import import_module
from test.support.os_helper import (
TESTFN, unlink
)
lzma = import_module("lzma")

5
Lib/test/test_mailcap.py
View File

@ -2,6 +2,7 @@ import mailcap
import os
import copy
import test.support
from test.support import os_helper
import unittest
# Location of mailcap file
@ -74,7 +75,7 @@ class HelperFunctionTest(unittest.TestCase):
self.assertIsInstance(mcfiles, list)
for m in mcfiles:
self.assertIsInstance(m, str)
with test.support.EnvironmentVarGuard() as env:
with os_helper.EnvironmentVarGuard() as env:
# According to RFC 1524, if MAILCAPS env variable exists, use that
# and only that.
if "MAILCAPS" in env:
@ -136,7 +137,7 @@ class GetcapsTest(unittest.TestCase):
# Test mailcap.getcaps() using mock mailcap file in this dir.
# Temporarily override any existing system mailcap file by pointing the
# MAILCAPS environment variable to our mock file.
with test.support.EnvironmentVarGuard() as env:
with os_helper.EnvironmentVarGuard() as env:
env["MAILCAPS"] = MAILCAPFILE
caps = mailcap.getcaps()
self.assertDictEqual(caps, MAILCAPDICT)

4
Lib/test/test_memoryview.py
View File

@ -14,6 +14,8 @@ import io
import copy
import pickle
from test.support import import_helper
class AbstractMemoryTests:
source_bytes = b"abcdef"
@ -508,7 +510,7 @@ class ArrayMemorySliceSliceTest(unittest.TestCase,
class OtherTest(unittest.TestCase):
def test_ctypes_cast(self):
# Issue 15944: Allow all source formats when casting to bytes.
ctypes = test.support.import_module("ctypes")
ctypes = import_helper.import_module("ctypes")
p6 = bytes(ctypes.c_double(0.6))
d = ctypes.c_double()

345
Lib/test/test_os.py
View File

@ -30,8 +30,10 @@ import unittest
import uuid
import warnings
from test import support
from test.support import os_helper
from test.support import socket_helper
from test.support import threading_helper
from test.support import warnings_helper
from platform import win32_is_iot
try:
@ -57,7 +59,8 @@ except ImportError:
INT_MAX = PY_SSIZE_T_MAX = sys.maxsize
from test.support.script_helper import assert_python_ok
from test.support import unix_shell, FakePath
from test.support import unix_shell
from test.support.os_helper import FakePath
root_in_posix = False
@ -109,7 +112,7 @@ class MiscTests(unittest.TestCase):
dirname = dirname + ('a' * (dirlen - len(dirname)))
with tempfile.TemporaryDirectory() as tmpdir:
with support.change_cwd(tmpdir) as path:
with os_helper.change_cwd(tmpdir) as path:
expected = path
while True:
@ -153,17 +156,17 @@ class MiscTests(unittest.TestCase):
# Tests creating TESTFN
class FileTests(unittest.TestCase):
def setUp(self):
if os.path.lexists(support.TESTFN):
os.unlink(support.TESTFN)
if os.path.lexists(os_helper.TESTFN):
os.unlink(os_helper.TESTFN)
tearDown = setUp
def test_access(self):
f = os.open(support.TESTFN, os.O_CREAT|os.O_RDWR)
f = os.open(os_helper.TESTFN, os.O_CREAT|os.O_RDWR)
os.close(f)
self.assertTrue(os.access(support.TESTFN, os.W_OK))
self.assertTrue(os.access(os_helper.TESTFN, os.W_OK))
def test_closerange(self):
first = os.open(support.TESTFN, os.O_CREAT|os.O_RDWR)
first = os.open(os_helper.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).
@ -185,14 +188,14 @@ class FileTests(unittest.TestCase):
@support.cpython_only
def test_rename(self):
path = support.TESTFN
path = os_helper.TESTFN
old = sys.getrefcount(path)
self.assertRaises(TypeError, os.rename, path, 0)
new = sys.getrefcount(path)
self.assertEqual(old, new)
def test_read(self):
with open(support.TESTFN, "w+b") as fobj:
with open(os_helper.TESTFN, "w+b") as fobj:
fobj.write(b"spam")
fobj.flush()
fd = fobj.fileno()
@ -208,12 +211,12 @@ class FileTests(unittest.TestCase):
"needs INT_MAX < PY_SSIZE_T_MAX")
@support.bigmemtest(size=INT_MAX + 10, memuse=1, dry_run=False)
def test_large_read(self, size):
self.addCleanup(support.unlink, support.TESTFN)
create_file(support.TESTFN, b'test')
self.addCleanup(os_helper.unlink, os_helper.TESTFN)
create_file(os_helper.TESTFN, b'test')
# Issue #21932: Make sure that os.read() does not raise an
# OverflowError for size larger than INT_MAX
with open(support.TESTFN, "rb") as fp:
with open(os_helper.TESTFN, "rb") as fp:
data = os.read(fp.fileno(), size)
# The test does not try to read more than 2 GiB at once because the
@ -222,13 +225,13 @@ class FileTests(unittest.TestCase):
def test_write(self):
# os.write() accepts bytes- and buffer-like objects but not strings
fd = os.open(support.TESTFN, os.O_CREAT | os.O_WRONLY)
fd = os.open(os_helper.TESTFN, os.O_CREAT | os.O_WRONLY)
self.assertRaises(TypeError, os.write, fd, "beans")
os.write(fd, b"bacon\n")
os.write(fd, bytearray(b"eggs\n"))
os.write(fd, memoryview(b"spam\n"))
os.close(fd)
with open(support.TESTFN, "rb") as fobj:
with open(os_helper.TESTFN, "rb") as fobj:
self.assertEqual(fobj.read().splitlines(),
[b"bacon", b"eggs", b"spam"])
@ -252,12 +255,12 @@ class FileTests(unittest.TestCase):
self.write_windows_console(sys.executable, "-u", "-c", code)
def fdopen_helper(self, *args):
fd = os.open(support.TESTFN, os.O_RDONLY)
fd = os.open(os_helper.TESTFN, os.O_RDONLY)
f = os.fdopen(fd, *args)
f.close()
def test_fdopen(self):
fd = os.open(support.TESTFN, os.O_CREAT|os.O_RDWR)
fd = os.open(os_helper.TESTFN, os.O_CREAT|os.O_RDWR)
os.close(fd)
self.fdopen_helper()
@ -265,15 +268,15 @@ class FileTests(unittest.TestCase):
self.fdopen_helper('r', 100)
def test_replace(self):
TESTFN2 = support.TESTFN + ".2"
self.addCleanup(support.unlink, support.TESTFN)
self.addCleanup(support.unlink, TESTFN2)
TESTFN2 = os_helper.TESTFN + ".2"
self.addCleanup(os_helper.unlink, os_helper.TESTFN)
self.addCleanup(os_helper.unlink, TESTFN2)
create_file(support.TESTFN, b"1")
create_file(os_helper.TESTFN, b"1")
create_file(TESTFN2, b"2")
os.replace(support.TESTFN, TESTFN2)
self.assertRaises(FileNotFoundError, os.stat, support.TESTFN)
os.replace(os_helper.TESTFN, TESTFN2)
self.assertRaises(FileNotFoundError, os.stat, os_helper.TESTFN)
with open(TESTFN2, 'r') as f:
self.assertEqual(f.read(), "1")
@ -285,7 +288,7 @@ class FileTests(unittest.TestCase):
def test_symlink_keywords(self):
symlink = support.get_attribute(os, "symlink")
try:
symlink(src='target', dst=support.TESTFN,
symlink(src='target', dst=os_helper.TESTFN,
target_is_directory=False, dir_fd=None)
except (NotImplementedError, OSError):
pass # No OS support or unprivileged user
@ -297,18 +300,18 @@ class FileTests(unittest.TestCase):
@unittest.skipUnless(hasattr(os, 'copy_file_range'), 'test needs os.copy_file_range()')
def test_copy_file_range(self):
TESTFN2 = support.TESTFN + ".3"
TESTFN2 = os_helper.TESTFN + ".3"
data = b'0123456789'
create_file(support.TESTFN, data)
self.addCleanup(support.unlink, support.TESTFN)
create_file(os_helper.TESTFN, data)
self.addCleanup(os_helper.unlink, os_helper.TESTFN)
in_file = open(support.TESTFN, 'rb')
in_file = open(os_helper.TESTFN, 'rb')
self.addCleanup(in_file.close)
in_fd = in_file.fileno()
out_file = open(TESTFN2, 'w+b')
self.addCleanup(support.unlink, TESTFN2)
self.addCleanup(os_helper.unlink, TESTFN2)
self.addCleanup(out_file.close)
out_fd = out_file.fileno()
@ -331,21 +334,21 @@ class FileTests(unittest.TestCase):
@unittest.skipUnless(hasattr(os, 'copy_file_range'), 'test needs os.copy_file_range()')
def test_copy_file_range_offset(self):
TESTFN4 = support.TESTFN + ".4"
TESTFN4 = os_helper.TESTFN + ".4"
data = b'0123456789'
bytes_to_copy = 6
in_skip = 3
out_seek = 5
create_file(support.TESTFN, data)
self.addCleanup(support.unlink, support.TESTFN)
create_file(os_helper.TESTFN, data)
self.addCleanup(os_helper.unlink, os_helper.TESTFN)
in_file = open(support.TESTFN, 'rb')
in_file = open(os_helper.TESTFN, 'rb')
self.addCleanup(in_file.close)
in_fd = in_file.fileno()
out_file = open(TESTFN4, 'w+b')
self.addCleanup(support.unlink, TESTFN4)
self.addCleanup(os_helper.unlink, TESTFN4)
self.addCleanup(out_file.close)
out_fd = out_file.fileno()
@ -377,8 +380,8 @@ class FileTests(unittest.TestCase):
# Test attributes on return values from os.*stat* family.
class StatAttributeTests(unittest.TestCase):
def setUp(self):
self.fname = support.TESTFN
self.addCleanup(support.unlink, self.fname)
self.fname = os_helper.TESTFN
self.addCleanup(os_helper.unlink, self.fname)
create_file(self.fname, b"ABC")
def check_stat_attributes(self, fname):
@ -563,7 +566,7 @@ class StatAttributeTests(unittest.TestCase):
0)
# test directory st_file_attributes (FILE_ATTRIBUTE_DIRECTORY set)
dirname = support.TESTFN + "dir"
dirname = os_helper.TESTFN + "dir"
os.mkdir(dirname)
self.addCleanup(os.rmdir, dirname)
@ -580,7 +583,7 @@ class StatAttributeTests(unittest.TestCase):
# os.environ['TEMP'] should be located on a volume that
# supports file ACLs.
fname = os.path.join(os.environ['TEMP'], self.fname)
self.addCleanup(support.unlink, fname)
self.addCleanup(os_helper.unlink, fname)
create_file(fname, b'ABC')
# Deny the right to [S]YNCHRONIZE on the file to
# force CreateFile to fail with ERROR_ACCESS_DENIED.
@ -605,10 +608,10 @@ class StatAttributeTests(unittest.TestCase):
class UtimeTests(unittest.TestCase):
def setUp(self):
self.dirname = support.TESTFN
self.dirname = os_helper.TESTFN
self.fname = os.path.join(self.dirname, "f1")
self.addCleanup(support.rmtree, self.dirname)
self.addCleanup(os_helper.rmtree, self.dirname)
os.mkdir(self.dirname)
create_file(self.fname)
@ -961,7 +964,7 @@ class EnvironTests(mapping_tests.BasicTestMappingProtocol):
value = "testvalue"
code = f'import os; print(repr(os.environ.get({name!r})))'
with support.EnvironmentVarGuard() as env:
with os_helper.EnvironmentVarGuard() as env:
env.pop(name, None)
os.putenv(name, value)
@ -1132,7 +1135,7 @@ class WalkTests(unittest.TestCase):
def setUp(self):
join = os.path.join
self.addCleanup(support.rmtree, support.TESTFN)
self.addCleanup(os_helper.rmtree, os_helper.TESTFN)
# Build:
# TESTFN/
@ -1151,7 +1154,7 @@ class WalkTests(unittest.TestCase):
# broken_link3
# TEST2/
# tmp4 a lone file
self.walk_path = join(support.TESTFN, "TEST1")
self.walk_path = join(os_helper.TESTFN, "TEST1")
self.sub1_path = join(self.walk_path, "SUB1")
self.sub11_path = join(self.sub1_path, "SUB11")
sub2_path = join(self.walk_path, "SUB2")
@ -1161,8 +1164,8 @@ class WalkTests(unittest.TestCase):
tmp3_path = join(sub2_path, "tmp3")
tmp5_path = join(sub21_path, "tmp3")
self.link_path = join(sub2_path, "link")
t2_path = join(support.TESTFN, "TEST2")
tmp4_path = join(support.TESTFN, "TEST2", "tmp4")
t2_path = join(os_helper.TESTFN, "TEST2")
tmp4_path = join(os_helper.TESTFN, "TEST2", "tmp4")
broken_link_path = join(sub2_path, "broken_link")
broken_link2_path = join(sub2_path, "broken_link2")
broken_link3_path = join(sub2_path, "broken_link3")
@ -1177,7 +1180,7 @@ class WalkTests(unittest.TestCase):
with open(path, "x", encoding='utf-8') as f:
f.write("I'm " + path + " and proud of it. Blame test_os.\n")
if support.can_symlink():
if os_helper.can_symlink():
os.symlink(os.path.abspath(t2_path), self.link_path)
os.symlink('broken', broken_link_path, True)
os.symlink(join('tmp3', 'broken'), broken_link2_path, True)
@ -1260,7 +1263,7 @@ class WalkTests(unittest.TestCase):
self.sub2_tree)
def test_walk_symlink(self):
if not support.can_symlink():
if not os_helper.can_symlink():
self.skipTest("need symlink support")
# Walk, following symlinks.
@ -1296,7 +1299,7 @@ class WalkTests(unittest.TestCase):
def test_walk_many_open_files(self):
depth = 30
base = os.path.join(support.TESTFN, 'deep')
base = os.path.join(os_helper.TESTFN, 'deep')
p = os.path.join(base, *(['d']*depth))
os.makedirs(p)
@ -1346,13 +1349,13 @@ class FwalkTests(WalkTests):
self.assertEqual(expected[root], (set(dirs), set(files)))
def test_compare_to_walk(self):
kwargs = {'top': support.TESTFN}
kwargs = {'top': os_helper.TESTFN}
self._compare_to_walk(kwargs, kwargs)
def test_dir_fd(self):
try:
fd = os.open(".", os.O_RDONLY)
walk_kwargs = {'top': support.TESTFN}
walk_kwargs = {'top': os_helper.TESTFN}
fwalk_kwargs = walk_kwargs.copy()
fwalk_kwargs['dir_fd'] = fd
self._compare_to_walk(walk_kwargs, fwalk_kwargs)
@ -1362,7 +1365,7 @@ class FwalkTests(WalkTests):
def test_yields_correct_dir_fd(self):
# check returned file descriptors
for topdown, follow_symlinks in itertools.product((True, False), repeat=2):
args = support.TESTFN, topdown, None
args = os_helper.TESTFN, topdown, None
for root, dirs, files, rootfd in self.fwalk(*args, follow_symlinks=follow_symlinks):
# check that the FD is valid
os.fstat(rootfd)
@ -1378,7 +1381,7 @@ class FwalkTests(WalkTests):
minfd = os.dup(1)
os.close(minfd)
for i in range(256):
for x in self.fwalk(support.TESTFN):
for x in self.fwalk(os_helper.TESTFN):
pass
newfd = os.dup(1)
self.addCleanup(os.close, newfd)
@ -1416,10 +1419,10 @@ class BytesFwalkTests(FwalkTests):
class MakedirTests(unittest.TestCase):
def setUp(self):
os.mkdir(support.TESTFN)
os.mkdir(os_helper.TESTFN)
def test_makedir(self):
base = support.TESTFN
base = os_helper.TESTFN
path = os.path.join(base, 'dir1', 'dir2', 'dir3')
os.makedirs(path) # Should work
path = os.path.join(base, 'dir1', 'dir2', 'dir3', 'dir4')
@ -1434,8 +1437,8 @@ class MakedirTests(unittest.TestCase):
os.makedirs(path)
def test_mode(self):
with support.temp_umask(0o002):
base = support.TESTFN
with os_helper.temp_umask(0o002):
base = os_helper.TESTFN
parent = os.path.join(base, 'dir1')
path = os.path.join(parent, 'dir2')
os.makedirs(path, 0o555)
@ -1446,7 +1449,7 @@ class MakedirTests(unittest.TestCase):
self.assertEqual(os.stat(parent).st_mode & 0o777, 0o775)
def test_exist_ok_existing_directory(self):
path = os.path.join(support.TESTFN, 'dir1')
path = os.path.join(os_helper.TESTFN, 'dir1')
mode = 0o777
old_mask = os.umask(0o022)
os.makedirs(path, mode)
@ -1460,18 +1463,18 @@ class MakedirTests(unittest.TestCase):
os.makedirs(os.path.abspath('/'), exist_ok=True)
def test_exist_ok_s_isgid_directory(self):
path = os.path.join(support.TESTFN, 'dir1')
path = os.path.join(os_helper.TESTFN, 'dir1')
S_ISGID = stat.S_ISGID
mode = 0o777
old_mask = os.umask(0o022)
try:
existing_testfn_mode = stat.S_IMODE(
os.lstat(support.TESTFN).st_mode)
os.lstat(os_helper.TESTFN).st_mode)
try:
os.chmod(support.TESTFN, existing_testfn_mode | S_ISGID)
os.chmod(os_helper.TESTFN, existing_testfn_mode | S_ISGID)
except PermissionError:
raise unittest.SkipTest('Cannot set S_ISGID for dir.')
if (os.lstat(support.TESTFN).st_mode & S_ISGID != S_ISGID):
if (os.lstat(os_helper.TESTFN).st_mode & S_ISGID != S_ISGID):
raise unittest.SkipTest('No support for S_ISGID dir mode.')
# The os should apply S_ISGID from the parent dir for us, but
# this test need not depend on that behavior. Be explicit.
@ -1487,8 +1490,8 @@ class MakedirTests(unittest.TestCase):
os.umask(old_mask)
def test_exist_ok_existing_regular_file(self):
base = support.TESTFN
path = os.path.join(support.TESTFN, 'dir1')
base = os_helper.TESTFN
path = os.path.join(os_helper.TESTFN, 'dir1')
with open(path, 'w') as f:
f.write('abc')
self.assertRaises(OSError, os.makedirs, path)
@ -1497,12 +1500,12 @@ class MakedirTests(unittest.TestCase):
os.remove(path)
def tearDown(self):
path = os.path.join(support.TESTFN, 'dir1', 'dir2', 'dir3',
path = os.path.join(os_helper.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 != support.TESTFN:
while not os.path.exists(path) and path != os_helper.TESTFN:
path = os.path.dirname(path)
os.removedirs(path)
@ -1513,17 +1516,17 @@ class ChownFileTests(unittest.TestCase):
@classmethod
def setUpClass(cls):
os.mkdir(support.TESTFN)
os.mkdir(os_helper.TESTFN)
def test_chown_uid_gid_arguments_must_be_index(self):
stat = os.stat(support.TESTFN)
stat = os.stat(os_helper.TESTFN)
uid = stat.st_uid
gid = stat.st_gid
for value in (-1.0, -1j, decimal.Decimal(-1), fractions.Fraction(-2, 2)):
self.assertRaises(TypeError, os.chown, support.TESTFN, value, gid)
self.assertRaises(TypeError, os.chown, support.TESTFN, uid, value)
self.assertIsNone(os.chown(support.TESTFN, uid, gid))
self.assertIsNone(os.chown(support.TESTFN, -1, -1))
self.assertRaises(TypeError, os.chown, os_helper.TESTFN, value, gid)
self.assertRaises(TypeError, os.chown, os_helper.TESTFN, uid, value)
self.assertIsNone(os.chown(os_helper.TESTFN, uid, gid))
self.assertIsNone(os.chown(os_helper.TESTFN, -1, -1))
@unittest.skipUnless(hasattr(os, 'getgroups'), 'need os.getgroups')
def test_chown_gid(self):
@ -1532,61 +1535,61 @@ class ChownFileTests(unittest.TestCase):
self.skipTest("test needs at least 2 groups")
gid_1, gid_2 = groups[:2]
uid = os.stat(support.TESTFN).st_uid
uid = os.stat(os_helper.TESTFN).st_uid
os.chown(support.TESTFN, uid, gid_1)
gid = os.stat(support.TESTFN).st_gid
os.chown(os_helper.TESTFN, uid, gid_1)
gid = os.stat(os_helper.TESTFN).st_gid
self.assertEqual(gid, gid_1)
os.chown(support.TESTFN, uid, gid_2)
gid = os.stat(support.TESTFN).st_gid
os.chown(os_helper.TESTFN, uid, gid_2)
gid = os.stat(os_helper.TESTFN).st_gid
self.assertEqual(gid, gid_2)
@unittest.skipUnless(root_in_posix and len(all_users) > 1,
"test needs root privilege and more than one user")
def test_chown_with_root(self):
uid_1, uid_2 = all_users[:2]
gid = os.stat(support.TESTFN).st_gid
os.chown(support.TESTFN, uid_1, gid)
uid = os.stat(support.TESTFN).st_uid
gid = os.stat(os_helper.TESTFN).st_gid
os.chown(os_helper.TESTFN, uid_1, gid)
uid = os.stat(os_helper.TESTFN).st_uid
self.assertEqual(uid, uid_1)
os.chown(support.TESTFN, uid_2, gid)
uid = os.stat(support.TESTFN).st_uid
os.chown(os_helper.TESTFN, uid_2, gid)
uid = os.stat(os_helper.TESTFN).st_uid
self.assertEqual(uid, uid_2)
@unittest.skipUnless(not root_in_posix and len(all_users) > 1,
"test needs non-root account and more than one user")
def test_chown_without_permission(self):
uid_1, uid_2 = all_users[:2]
gid = os.stat(support.TESTFN).st_gid
gid = os.stat(os_helper.TESTFN).st_gid
with self.assertRaises(PermissionError):
os.chown(support.TESTFN, uid_1, gid)
os.chown(support.TESTFN, uid_2, gid)
os.chown(os_helper.TESTFN, uid_1, gid)
os.chown(os_helper.TESTFN, uid_2, gid)
@classmethod
def tearDownClass(cls):
os.rmdir(support.TESTFN)
os.rmdir(os_helper.TESTFN)
class RemoveDirsTests(unittest.TestCase):
def setUp(self):
os.makedirs(support.TESTFN)
os.makedirs(os_helper.TESTFN)
def tearDown(self):
support.rmtree(support.TESTFN)
os_helper.rmtree(os_helper.TESTFN)
def test_remove_all(self):
dira = os.path.join(support.TESTFN, 'dira')
dira = os.path.join(os_helper.TESTFN, 'dira')
os.mkdir(dira)
dirb = os.path.join(dira, 'dirb')
os.mkdir(dirb)
os.removedirs(dirb)
self.assertFalse(os.path.exists(dirb))
self.assertFalse(os.path.exists(dira))
self.assertFalse(os.path.exists(support.TESTFN))
self.assertFalse(os.path.exists(os_helper.TESTFN))
def test_remove_partial(self):
dira = os.path.join(support.TESTFN, 'dira')
dira = os.path.join(os_helper.TESTFN, 'dira')
os.mkdir(dira)
dirb = os.path.join(dira, 'dirb')
os.mkdir(dirb)
@ -1594,10 +1597,10 @@ class RemoveDirsTests(unittest.TestCase):
os.removedirs(dirb)
self.assertFalse(os.path.exists(dirb))
self.assertTrue(os.path.exists(dira))
self.assertTrue(os.path.exists(support.TESTFN))
self.assertTrue(os.path.exists(os_helper.TESTFN))
def test_remove_nothing(self):
dira = os.path.join(support.TESTFN, 'dira')
dira = os.path.join(os_helper.TESTFN, 'dira')
os.mkdir(dira)
dirb = os.path.join(dira, 'dirb')
os.mkdir(dirb)
@ -1606,7 +1609,7 @@ class RemoveDirsTests(unittest.TestCase):
os.removedirs(dirb)
self.assertTrue(os.path.exists(dirb))
self.assertTrue(os.path.exists(dira))
self.assertTrue(os.path.exists(support.TESTFN))
self.assertTrue(os.path.exists(os_helper.TESTFN))
class DevNullTests(unittest.TestCase):
@ -1744,8 +1747,8 @@ class URandomFDTests(unittest.TestCase):
def test_urandom_fd_reopened(self):
# Issue #21207: urandom() should detect its fd to /dev/urandom
# changed to something else, and reopen it.
self.addCleanup(support.unlink, support.TESTFN)
create_file(support.TESTFN, b"x" * 256)
self.addCleanup(os_helper.unlink, os_helper.TESTFN)
create_file(os_helper.TESTFN, b"x" * 256)
code = """if 1:
import os
@ -1771,7 +1774,7 @@ class URandomFDTests(unittest.TestCase):
os.dup2(new_fd, fd)
sys.stdout.buffer.write(os.urandom(4))
sys.stdout.buffer.write(os.urandom(4))
""".format(TESTFN=support.TESTFN)
""".format(TESTFN=os_helper.TESTFN)
rc, out, err = assert_python_ok('-Sc', code)
self.assertEqual(len(out), 8)
self.assertNotEqual(out[0:4], out[4:8])
@ -1923,36 +1926,36 @@ class ExecTests(unittest.TestCase):
class Win32ErrorTests(unittest.TestCase):
def setUp(self):
try:
os.stat(support.TESTFN)
os.stat(os_helper.TESTFN)
except FileNotFoundError:
exists = False
except OSError as exc:
exists = True
self.fail("file %s must not exist; os.stat failed with %s"
% (support.TESTFN, exc))
% (os_helper.TESTFN, exc))
else:
self.fail("file %s must not exist" % support.TESTFN)
self.fail("file %s must not exist" % os_helper.TESTFN)
def test_rename(self):
self.assertRaises(OSError, os.rename, support.TESTFN, support.TESTFN+".bak")
self.assertRaises(OSError, os.rename, os_helper.TESTFN, os_helper.TESTFN+".bak")
def test_remove(self):
self.assertRaises(OSError, os.remove, support.TESTFN)
self.assertRaises(OSError, os.remove, os_helper.TESTFN)
def test_chdir(self):
self.assertRaises(OSError, os.chdir, support.TESTFN)
self.assertRaises(OSError, os.chdir, os_helper.TESTFN)
def test_mkdir(self):
self.addCleanup(support.unlink, support.TESTFN)
self.addCleanup(os_helper.unlink, os_helper.TESTFN)
with open(support.TESTFN, "x") as f:
self.assertRaises(OSError, os.mkdir, support.TESTFN)
with open(os_helper.TESTFN, "x") as f:
self.assertRaises(OSError, os.mkdir, os_helper.TESTFN)
def test_utime(self):
self.assertRaises(OSError, os.utime, support.TESTFN, None)
self.assertRaises(OSError, os.utime, os_helper.TESTFN, None)
def test_chmod(self):
self.assertRaises(OSError, os.chmod, support.TESTFN, 0)
self.assertRaises(OSError, os.chmod, os_helper.TESTFN, 0)
class TestInvalidFD(unittest.TestCase):
@ -1970,7 +1973,7 @@ class TestInvalidFD(unittest.TestCase):
def check(self, f, *args):
try:
f(support.make_bad_fd(), *args)
f(os_helper.make_bad_fd(), *args)
except OSError as e:
self.assertEqual(e.errno, errno.EBADF)
else:
@ -1979,11 +1982,11 @@ class TestInvalidFD(unittest.TestCase):
@unittest.skipUnless(hasattr(os, 'isatty'), 'test needs os.isatty()')
def test_isatty(self):
self.assertEqual(os.isatty(support.make_bad_fd()), False)
self.assertEqual(os.isatty(os_helper.make_bad_fd()), False)
@unittest.skipUnless(hasattr(os, 'closerange'), 'test needs os.closerange()')
def test_closerange(self):
fd = support.make_bad_fd()
fd = os_helper.make_bad_fd()
# Make sure none of the descriptors we are about to close are
# currently valid (issue 6542).
for i in range(10):
@ -2057,8 +2060,8 @@ class TestInvalidFD(unittest.TestCase):
class LinkTests(unittest.TestCase):
def setUp(self):
self.file1 = support.TESTFN
self.file2 = os.path.join(support.TESTFN + "2")
self.file1 = os_helper.TESTFN
self.file2 = os.path.join(os_helper.TESTFN + "2")
def tearDown(self):
for file in (self.file1, self.file2):
@ -2163,12 +2166,12 @@ class PosixUidGidTests(unittest.TestCase):
@unittest.skipIf(sys.platform == "win32", "Posix specific tests")
class Pep383Tests(unittest.TestCase):
def setUp(self):
if support.TESTFN_UNENCODABLE:
self.dir = support.TESTFN_UNENCODABLE
elif support.TESTFN_NONASCII:
self.dir = support.TESTFN_NONASCII
if os_helper.TESTFN_UNENCODABLE:
self.dir = os_helper.TESTFN_UNENCODABLE
elif os_helper.TESTFN_NONASCII:
self.dir = os_helper.TESTFN_NONASCII
else:
self.dir = support.TESTFN
self.dir = os_helper.TESTFN
self.bdir = os.fsencode(self.dir)
bytesfn = []
@ -2178,11 +2181,11 @@ class Pep383Tests(unittest.TestCase):
except UnicodeEncodeError:
return
bytesfn.append(fn)
add_filename(support.TESTFN_UNICODE)
if support.TESTFN_UNENCODABLE:
add_filename(support.TESTFN_UNENCODABLE)
if support.TESTFN_NONASCII:
add_filename(support.TESTFN_NONASCII)
add_filename(os_helper.TESTFN_UNICODE)
if os_helper.TESTFN_UNENCODABLE:
add_filename(os_helper.TESTFN_UNENCODABLE)
if os_helper.TESTFN_NONASCII:
add_filename(os_helper.TESTFN_NONASCII)
if not bytesfn:
self.skipTest("couldn't create any non-ascii filename")
@ -2190,7 +2193,7 @@ class Pep383Tests(unittest.TestCase):
os.mkdir(self.dir)
try:
for fn in bytesfn:
support.create_empty_file(os.path.join(self.bdir, fn))
os_helper.create_empty_file(os.path.join(self.bdir, fn))
fn = os.fsdecode(fn)
if fn in self.unicodefn:
raise ValueError("duplicate filename")
@ -2356,9 +2359,9 @@ class Win32ListdirTests(unittest.TestCase):
self.created_paths = []
for i in range(2):
dir_name = 'SUB%d' % i
dir_path = os.path.join(support.TESTFN, dir_name)
dir_path = os.path.join(os_helper.TESTFN, dir_name)
file_name = 'FILE%d' % i
file_path = os.path.join(support.TESTFN, file_name)
file_path = os.path.join(os_helper.TESTFN, file_name)
os.makedirs(dir_path)
with open(file_path, 'w', encoding='utf-8') as f:
f.write("I'm %s and proud of it. Blame test_os.\n" % file_path)
@ -2366,31 +2369,31 @@ class Win32ListdirTests(unittest.TestCase):
self.created_paths.sort()
def tearDown(self):
shutil.rmtree(support.TESTFN)
shutil.rmtree(os_helper.TESTFN)
def test_listdir_no_extended_path(self):
"""Test when the path is not an "extended" path."""
# unicode
self.assertEqual(
sorted(os.listdir(support.TESTFN)),
sorted(os.listdir(os_helper.TESTFN)),
self.created_paths)
# bytes
self.assertEqual(
sorted(os.listdir(os.fsencode(support.TESTFN))),
sorted(os.listdir(os.fsencode(os_helper.TESTFN))),
[os.fsencode(path) for path in self.created_paths])
def test_listdir_extended_path(self):
"""Test when the path starts with '\\\\?\\'."""
# See: http://msdn.microsoft.com/en-us/library/windows/desktop/aa365247(v=vs.85).aspx#maxpath
# unicode
path = '\\\\?\\' + os.path.abspath(support.TESTFN)
path = '\\\\?\\' + os.path.abspath(os_helper.TESTFN)
self.assertEqual(
sorted(os.listdir(path)),
self.created_paths)
# bytes
path = b'\\\\?\\' + os.fsencode(os.path.abspath(support.TESTFN))
path = b'\\\\?\\' + os.fsencode(os.path.abspath(os_helper.TESTFN))
self.assertEqual(
sorted(os.listdir(path)),
[os.fsencode(path) for path in self.created_paths])
@ -2433,32 +2436,32 @@ class ReadlinkTests(unittest.TestCase):
self.assertRaises(FileNotFoundError, os.readlink,
FakePath('missing-link'))
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_pathlike(self):
os.symlink(self.filelink_target, self.filelink)
self.addCleanup(support.unlink, self.filelink)
self.addCleanup(os_helper.unlink, self.filelink)
filelink = FakePath(self.filelink)
self.assertPathEqual(os.readlink(filelink), self.filelink_target)
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_pathlike_bytes(self):
os.symlink(self.filelinkb_target, self.filelinkb)
self.addCleanup(support.unlink, self.filelinkb)
self.addCleanup(os_helper.unlink, self.filelinkb)
path = os.readlink(FakePath(self.filelinkb))
self.assertPathEqual(path, self.filelinkb_target)
self.assertIsInstance(path, bytes)
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_bytes(self):
os.symlink(self.filelinkb_target, self.filelinkb)
self.addCleanup(support.unlink, self.filelinkb)
self.addCleanup(os_helper.unlink, self.filelinkb)
path = os.readlink(self.filelinkb)
self.assertPathEqual(path, self.filelinkb_target)
self.assertIsInstance(path, bytes)
@unittest.skipUnless(sys.platform == "win32", "Win32 specific tests")
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
class Win32SymlinkTests(unittest.TestCase):
filelink = 'filelinktest'
filelink_target = os.path.abspath(__file__)
@ -2529,10 +2532,10 @@ class Win32SymlinkTests(unittest.TestCase):
self.assertNotEqual(os.lstat(bytes_link), os.stat(bytes_link))
def test_12084(self):
level1 = os.path.abspath(support.TESTFN)
level1 = os.path.abspath(os_helper.TESTFN)
level2 = os.path.join(level1, "level2")
level3 = os.path.join(level2, "level3")
self.addCleanup(support.rmtree, level1)
self.addCleanup(os_helper.rmtree, level1)
os.mkdir(level1)
os.mkdir(level2)
@ -2718,7 +2721,7 @@ class Win32NtTests(unittest.TestCase):
self.assertEqual(0, handle_delta)
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
class NonLocalSymlinkTests(unittest.TestCase):
def setUp(self):
@ -2857,8 +2860,8 @@ class SpawnTests(unittest.TestCase):
def create_args(self, *, with_env=False, use_bytes=False):
self.exitcode = 17
filename = support.TESTFN
self.addCleanup(support.unlink, filename)
filename = os_helper.TESTFN
self.addCleanup(os_helper.unlink, filename)
if not with_env:
code = 'import sys; sys.exit(%s)' % self.exitcode
@ -3009,8 +3012,8 @@ class SpawnTests(unittest.TestCase):
self.assertEqual(exitcode, 127)
# equal character in the environment variable value
filename = support.TESTFN
self.addCleanup(support.unlink, filename)
filename = os_helper.TESTFN
self.addCleanup(os_helper.unlink, filename)
with open(filename, "w") as fp:
fp.write('import sys, os\n'
'if os.getenv("FRUIT") != "orange=lemon":\n'
@ -3165,12 +3168,12 @@ class TestSendfile(unittest.TestCase):
@classmethod
def setUpClass(cls):
cls.key = threading_helper.threading_setup()
create_file(support.TESTFN, cls.DATA)
create_file(os_helper.TESTFN, cls.DATA)
@classmethod
def tearDownClass(cls):
threading_helper.threading_cleanup(*cls.key)
support.unlink(support.TESTFN)
os_helper.unlink(os_helper.TESTFN)
def setUp(self):
self.server = SendfileTestServer((socket_helper.HOST, 0))
@ -3181,7 +3184,7 @@ class TestSendfile(unittest.TestCase):
# synchronize by waiting for "220 ready" response
self.client.recv(1024)
self.sockno = self.client.fileno()
self.file = open(support.TESTFN, 'rb')
self.file = open(os_helper.TESTFN, 'rb')
self.fileno = self.file.fileno()
def tearDown(self):
@ -3313,10 +3316,10 @@ class TestSendfile(unittest.TestCase):
@requires_headers_trailers
def test_trailers(self):
TESTFN2 = support.TESTFN + "2"
TESTFN2 = os_helper.TESTFN + "2"
file_data = b"abcdef"
self.addCleanup(support.unlink, TESTFN2)
self.addCleanup(os_helper.unlink, TESTFN2)
create_file(TESTFN2, file_data)
with open(TESTFN2, 'rb') as f:
@ -3362,13 +3365,13 @@ def supports_extended_attributes():
return False
try:
with open(support.TESTFN, "xb", 0) as fp:
with open(os_helper.TESTFN, "xb", 0) as fp:
try:
os.setxattr(fp.fileno(), b"user.test", b"")
except OSError:
return False
finally:
support.unlink(support.TESTFN)
os_helper.unlink(os_helper.TESTFN)
return True
@ -3380,8 +3383,8 @@ def supports_extended_attributes():
class ExtendedAttributeTests(unittest.TestCase):
def _check_xattrs_str(self, s, getxattr, setxattr, removexattr, listxattr, **kwargs):
fn = support.TESTFN
self.addCleanup(support.unlink, fn)
fn = os_helper.TESTFN
self.addCleanup(os_helper.unlink, fn)
create_file(fn)
with self.assertRaises(OSError) as cm:
@ -3429,10 +3432,10 @@ class ExtendedAttributeTests(unittest.TestCase):
def _check_xattrs(self, *args, **kwargs):
self._check_xattrs_str(str, *args, **kwargs)
support.unlink(support.TESTFN)
os_helper.unlink(os_helper.TESTFN)
self._check_xattrs_str(os.fsencode, *args, **kwargs)
support.unlink(support.TESTFN)
os_helper.unlink(os_helper.TESTFN)
def test_simple(self):
self._check_xattrs(os.getxattr, os.setxattr, os.removexattr,
@ -3531,16 +3534,16 @@ class OSErrorTests(unittest.TestCase):
self.bytes_filenames = []
self.unicode_filenames = []
if support.TESTFN_UNENCODABLE is not None:
decoded = support.TESTFN_UNENCODABLE
if os_helper.TESTFN_UNENCODABLE is not None:
decoded = os_helper.TESTFN_UNENCODABLE
else:
decoded = support.TESTFN
decoded = os_helper.TESTFN
self.unicode_filenames.append(decoded)
self.unicode_filenames.append(Str(decoded))
if support.TESTFN_UNDECODABLE is not None:
encoded = support.TESTFN_UNDECODABLE
if os_helper.TESTFN_UNDECODABLE is not None:
encoded = os_helper.TESTFN_UNDECODABLE
else:
encoded = os.fsencode(support.TESTFN)
encoded = os.fsencode(os_helper.TESTFN)
self.bytes_filenames.append(encoded)
self.bytes_filenames.append(bytearray(encoded))
self.bytes_filenames.append(memoryview(encoded))
@ -3734,14 +3737,14 @@ class PathTConverterTests(unittest.TestCase):
]
def test_path_t_converter(self):
str_filename = support.TESTFN
str_filename = os_helper.TESTFN
if os.name == 'nt':
bytes_fspath = bytes_filename = None
else:
bytes_filename = os.fsencode(support.TESTFN)
bytes_filename = os.fsencode(os_helper.TESTFN)
bytes_fspath = FakePath(bytes_filename)
fd = os.open(FakePath(str_filename), os.O_WRONLY|os.O_CREAT)
self.addCleanup(support.unlink, support.TESTFN)
self.addCleanup(os_helper.unlink, os_helper.TESTFN)
self.addCleanup(os.close, fd)
int_fspath = FakePath(fd)
@ -3811,8 +3814,8 @@ class ExportsTests(unittest.TestCase):
class TestDirEntry(unittest.TestCase):
def setUp(self):
self.path = os.path.realpath(support.TESTFN)
self.addCleanup(support.rmtree, self.path)
self.path = os.path.realpath(os_helper.TESTFN)
self.addCleanup(os_helper.rmtree, self.path)
os.mkdir(self.path)
def test_uninstantiable(self):
@ -3828,12 +3831,12 @@ class TestDirEntry(unittest.TestCase):
class TestScandir(unittest.TestCase):
check_no_resource_warning = support.check_no_resource_warning
check_no_resource_warning = warnings_helper.check_no_resource_warning
def setUp(self):
self.path = os.path.realpath(support.TESTFN)
self.path = os.path.realpath(os_helper.TESTFN)
self.bytes_path = os.fsencode(self.path)
self.addCleanup(support.rmtree, self.path)
self.addCleanup(os_helper.rmtree, self.path)
os.mkdir(self.path)
def create_file(self, name="file.txt"):
@ -3903,7 +3906,7 @@ class TestScandir(unittest.TestCase):
def test_attributes(self):
link = hasattr(os, 'link')
symlink = support.can_symlink()
symlink = os_helper.can_symlink()
dirname = os.path.join(self.path, "dir")
os.mkdir(dirname)
@ -4027,7 +4030,7 @@ class TestScandir(unittest.TestCase):
self.assertRaises(FileNotFoundError, entry.stat, follow_symlinks=False)
def test_broken_symlink(self):
if not support.can_symlink():
if not os_helper.can_symlink():
return self.skipTest('cannot create symbolic link')
filename = self.create_file("file.txt")
@ -4081,7 +4084,7 @@ class TestScandir(unittest.TestCase):
self.assertIn(os.scandir, os.supports_fd)
self.create_file('file.txt')
expected_names = ['file.txt']
if support.can_symlink():
if os_helper.can_symlink():
os.symlink('file.txt', os.path.join(self.path, 'link'))
expected_names.append('link')

147
Lib/test/test_shutil.py
View File

@ -30,7 +30,8 @@ except ImportError:
posix = None
from test import support
from test.support import TESTFN, FakePath
from test.support import os_helper
from test.support.os_helper import TESTFN, FakePath
TESTFN2 = TESTFN + "2"
MACOS = sys.platform.startswith("darwin")
@ -140,9 +141,9 @@ def supports_file2file_sendfile():
return True
finally:
if srcname is not None:
support.unlink(srcname)
os_helper.unlink(srcname)
if dstname is not None:
support.unlink(dstname)
os_helper.unlink(dstname)
SUPPORTS_SENDFILE = supports_file2file_sendfile()
@ -168,7 +169,7 @@ class BaseTest:
Returns the path of the directory.
"""
d = tempfile.mkdtemp(prefix=prefix, dir=os.getcwd())
self.addCleanup(support.rmtree, d)
self.addCleanup(os_helper.rmtree, d)
return d
@ -183,7 +184,7 @@ class TestRmTree(BaseTest, unittest.TestCase):
self.assertIsInstance(victim, bytes)
shutil.rmtree(victim)
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_rmtree_fails_on_symlink(self):
tmp = self.mkdtemp()
dir_ = os.path.join(tmp, 'dir')
@ -202,7 +203,7 @@ class TestRmTree(BaseTest, unittest.TestCase):
self.assertEqual(errors[0][1], link)
self.assertIsInstance(errors[0][2][1], OSError)
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_rmtree_works_on_symlinks(self):
tmp = self.mkdtemp()
dir1 = os.path.join(tmp, 'dir1')
@ -231,7 +232,7 @@ class TestRmTree(BaseTest, unittest.TestCase):
os.mkdir(dir_)
link = os.path.join(tmp, 'link')
_winapi.CreateJunction(dir_, link)
self.addCleanup(support.unlink, link)
self.addCleanup(os_helper.unlink, link)
self.assertRaises(OSError, shutil.rmtree, link)
self.assertTrue(os.path.exists(dir_))
self.assertTrue(os.path.lexists(link))
@ -313,7 +314,7 @@ class TestRmTree(BaseTest, unittest.TestCase):
self.child_file_path = os.path.join(TESTFN, 'a')
self.child_dir_path = os.path.join(TESTFN, 'b')
support.create_empty_file(self.child_file_path)
os_helper.create_empty_file(self.child_file_path)
os.mkdir(self.child_dir_path)
old_dir_mode = os.stat(TESTFN).st_mode
old_child_file_mode = os.stat(self.child_file_path).st_mode
@ -407,7 +408,7 @@ class TestRmTree(BaseTest, unittest.TestCase):
self.assertRaises(NotADirectoryError, shutil.rmtree, path)
os.remove(path)
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_rmtree_on_symlink(self):
# bug 1669.
os.mkdir(TESTFN)
@ -482,7 +483,7 @@ class TestCopyTree(BaseTest, unittest.TestCase):
with self.assertRaises(FileExistsError):
shutil.copytree(src_dir, dst_dir, dirs_exist_ok=False)
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_copytree_symlinks(self):
tmp_dir = self.mkdtemp()
src_dir = os.path.join(tmp_dir, 'src')
@ -634,7 +635,7 @@ class TestCopyTree(BaseTest, unittest.TestCase):
write_file((src_dir, 'restrictive.txt'), '456')
os.chmod(os.path.join(src_dir, 'restrictive.txt'), 0o600)
restrictive_subdir = tempfile.mkdtemp(dir=src_dir)
self.addCleanup(support.rmtree, restrictive_subdir)
self.addCleanup(os_helper.rmtree, restrictive_subdir)
os.chmod(restrictive_subdir, 0o600)
shutil.copytree(src_dir, dst_dir)
@ -681,7 +682,7 @@ class TestCopyTree(BaseTest, unittest.TestCase):
# Issue #3002: copyfile and copytree block indefinitely on named pipes
@unittest.skipUnless(hasattr(os, "mkfifo"), 'requires os.mkfifo()')
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_copytree_named_pipe(self):
os.mkdir(TESTFN)
try:
@ -719,7 +720,7 @@ class TestCopyTree(BaseTest, unittest.TestCase):
shutil.copytree(src_dir, dst_dir, copy_function=_copy)
self.assertEqual(len(copied), 2)
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_copytree_dangling_symlinks(self):
# a dangling symlink raises an error at the end
src_dir = self.mkdtemp()
@ -739,7 +740,7 @@ class TestCopyTree(BaseTest, unittest.TestCase):
shutil.copytree(src_dir, dst_dir, symlinks=True)
self.assertIn('test.txt', os.listdir(dst_dir))
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_copytree_symlink_dir(self):
src_dir = self.mkdtemp()
dst_dir = os.path.join(self.mkdtemp(), 'destination')
@ -785,7 +786,7 @@ class TestCopy(BaseTest, unittest.TestCase):
### shutil.copymode
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_copymode_follow_symlinks(self):
tmp_dir = self.mkdtemp()
src = os.path.join(tmp_dir, 'foo')
@ -818,7 +819,7 @@ class TestCopy(BaseTest, unittest.TestCase):
self.assertEqual(os.stat(src).st_mode, os.stat(dst).st_mode)
@unittest.skipUnless(hasattr(os, 'lchmod'), 'requires os.lchmod')
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_copymode_symlink_to_symlink(self):
tmp_dir = self.mkdtemp()
src = os.path.join(tmp_dir, 'foo')
@ -848,7 +849,7 @@ class TestCopy(BaseTest, unittest.TestCase):
self.assertEqual(os.stat(src).st_mode, os.stat(dst).st_mode)
@unittest.skipIf(hasattr(os, 'lchmod'), 'requires os.lchmod to be missing')
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_copymode_symlink_to_symlink_wo_lchmod(self):
tmp_dir = self.mkdtemp()
src = os.path.join(tmp_dir, 'foo')
@ -863,7 +864,7 @@ class TestCopy(BaseTest, unittest.TestCase):
### shutil.copystat
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_copystat_symlinks(self):
tmp_dir = self.mkdtemp()
src = os.path.join(tmp_dir, 'foo')
@ -935,7 +936,7 @@ class TestCopy(BaseTest, unittest.TestCase):
### shutil.copyxattr
@support.skip_unless_xattr
@os_helper.skip_unless_xattr
def test_copyxattr(self):
tmp_dir = self.mkdtemp()
src = os.path.join(tmp_dir, 'foo')
@ -999,8 +1000,8 @@ class TestCopy(BaseTest, unittest.TestCase):
self.assertEqual(os.getxattr(dst, 'user.the_value'), b'fiddly')
self.assertEqual(os.getxattr(dstro, 'user.the_value'), b'fiddly')
@support.skip_unless_symlink
@support.skip_unless_xattr
@os_helper.skip_unless_symlink
@os_helper.skip_unless_xattr
@unittest.skipUnless(hasattr(os, 'geteuid') and os.geteuid() == 0,
'root privileges required')
def test_copyxattr_symlinks(self):
@ -1042,7 +1043,7 @@ class TestCopy(BaseTest, unittest.TestCase):
self.assertTrue(os.path.exists(file2))
self.assertEqual(os.stat(file1).st_mode, os.stat(file2).st_mode)
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_copy_symlinks(self):
tmp_dir = self.mkdtemp()
src = os.path.join(tmp_dir, 'foo')
@ -1084,7 +1085,7 @@ class TestCopy(BaseTest, unittest.TestCase):
self.assertEqual(getattr(file1_stat, 'st_flags'),
getattr(file2_stat, 'st_flags'))
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_copy2_symlinks(self):
tmp_dir = self.mkdtemp()
src = os.path.join(tmp_dir, 'foo')
@ -1119,7 +1120,7 @@ class TestCopy(BaseTest, unittest.TestCase):
if hasattr(os, 'lchflags') and hasattr(src_link_stat, 'st_flags'):
self.assertEqual(src_link_stat.st_flags, dst_stat.st_flags)
@support.skip_unless_xattr
@os_helper.skip_unless_xattr
def test_copy2_xattr(self):
tmp_dir = self.mkdtemp()
src = os.path.join(tmp_dir, 'foo')
@ -1146,7 +1147,7 @@ class TestCopy(BaseTest, unittest.TestCase):
### shutil.copyfile
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_copyfile_symlinks(self):
tmp_dir = self.mkdtemp()
src = os.path.join(tmp_dir, 'src')
@ -1183,7 +1184,7 @@ class TestCopy(BaseTest, unittest.TestCase):
finally:
shutil.rmtree(TESTFN, ignore_errors=True)
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_dont_copy_file_onto_symlink_to_itself(self):
# bug 851123.
os.mkdir(TESTFN)
@ -1258,7 +1259,7 @@ class TestArchives(BaseTest, unittest.TestCase):
work_dir = os.path.dirname(tmpdir2)
rel_base_name = os.path.join(os.path.basename(tmpdir2), 'archive')
with support.change_cwd(work_dir):
with os_helper.change_cwd(work_dir):
base_name = os.path.abspath(rel_base_name)
tarball = make_archive(rel_base_name, 'gztar', root_dir, '.')
@ -1272,7 +1273,7 @@ class TestArchives(BaseTest, unittest.TestCase):
'./file1', './file2', './sub/file3'])
# trying an uncompressed one
with support.change_cwd(work_dir):
with os_helper.change_cwd(work_dir):
tarball = make_archive(rel_base_name, 'tar', root_dir, '.')
self.assertEqual(tarball, base_name + '.tar')
self.assertTrue(os.path.isfile(tarball))
@ -1347,7 +1348,7 @@ class TestArchives(BaseTest, unittest.TestCase):
work_dir = os.path.dirname(tmpdir2)
rel_base_name = os.path.join(os.path.basename(tmpdir2), 'archive')
with support.change_cwd(work_dir):
with os_helper.change_cwd(work_dir):
base_name = os.path.abspath(rel_base_name)
res = make_archive(rel_base_name, 'zip', root_dir)
@ -1360,7 +1361,7 @@ class TestArchives(BaseTest, unittest.TestCase):
'dist/file1', 'dist/file2', 'dist/sub/file3',
'outer'])
with support.change_cwd(work_dir):
with os_helper.change_cwd(work_dir):
base_name = os.path.abspath(rel_base_name)
res = make_archive(rel_base_name, 'zip', root_dir, base_dir)
@ -1412,7 +1413,7 @@ class TestArchives(BaseTest, unittest.TestCase):
# now check the ZIP file using `unzip -t`
zip_cmd = ['unzip', '-t', archive]
with support.change_cwd(root_dir):
with os_helper.change_cwd(root_dir):
try:
subprocess.check_output(zip_cmd, stderr=subprocess.STDOUT)
except subprocess.CalledProcessError as exc:
@ -1462,7 +1463,7 @@ class TestArchives(BaseTest, unittest.TestCase):
base_name = os.path.join(self.mkdtemp(), 'archive')
group = grp.getgrgid(0)[0]
owner = pwd.getpwuid(0)[0]
with support.change_cwd(root_dir):
with os_helper.change_cwd(root_dir):
archive_name = make_archive(base_name, 'gztar', root_dir, 'dist',
owner=owner, group=group)
@ -1496,7 +1497,7 @@ class TestArchives(BaseTest, unittest.TestCase):
def test_make_tarfile_in_curdir(self):
# Issue #21280
root_dir = self.mkdtemp()
with support.change_cwd(root_dir):
with os_helper.change_cwd(root_dir):
self.assertEqual(make_archive('test', 'tar'), 'test.tar')
self.assertTrue(os.path.isfile('test.tar'))
@ -1504,7 +1505,7 @@ class TestArchives(BaseTest, unittest.TestCase):
def test_make_zipfile_in_curdir(self):
# Issue #21280
root_dir = self.mkdtemp()
with support.change_cwd(root_dir):
with os_helper.change_cwd(root_dir):
self.assertEqual(make_archive('test', 'zip'), 'test.zip')
self.assertTrue(os.path.isfile('test.zip'))
@ -1711,18 +1712,18 @@ class TestWhich(BaseTest, unittest.TestCase):
# that exists, it should be returned.
base_dir, tail_dir = os.path.split(self.dir)
relpath = os.path.join(tail_dir, self.file)
with support.change_cwd(path=base_dir):
with os_helper.change_cwd(path=base_dir):
rv = shutil.which(relpath, path=self.temp_dir)
self.assertEqual(rv, relpath)
# But it shouldn't be searched in PATH directories (issue #16957).
with support.change_cwd(path=self.dir):
with os_helper.change_cwd(path=self.dir):
rv = shutil.which(relpath, path=base_dir)
self.assertIsNone(rv)
def test_cwd(self):
# Issue #16957
base_dir = os.path.dirname(self.dir)
with support.change_cwd(path=self.dir):
with os_helper.change_cwd(path=self.dir):
rv = shutil.which(self.file, path=base_dir)
if sys.platform == "win32":
# Windows: current directory implicitly on PATH
@ -1743,7 +1744,7 @@ class TestWhich(BaseTest, unittest.TestCase):
def test_relative_path(self):
base_dir, tail_dir = os.path.split(self.dir)
with support.change_cwd(path=base_dir):
with os_helper.change_cwd(path=base_dir):
rv = shutil.which(self.file, path=tail_dir)
self.assertEqual(rv, os.path.join(tail_dir, self.file))
@ -1761,19 +1762,19 @@ class TestWhich(BaseTest, unittest.TestCase):
self.assertEqual(rv, self.temp_file.name[:-4] + self.ext)
def test_environ_path(self):
with support.EnvironmentVarGuard() as env:
with os_helper.EnvironmentVarGuard() as env:
env['PATH'] = self.env_path
rv = shutil.which(self.file)
self.assertEqual(rv, self.temp_file.name)
def test_environ_path_empty(self):
# PATH='': no match
with support.EnvironmentVarGuard() as env:
with os_helper.EnvironmentVarGuard() as env:
env['PATH'] = ''
with unittest.mock.patch('os.confstr', return_value=self.dir, \
create=True), \
support.swap_attr(os, 'defpath', self.dir), \
support.change_cwd(self.dir):
os_helper.change_cwd(self.dir):
rv = shutil.which(self.file)
self.assertIsNone(rv)
@ -1786,7 +1787,7 @@ class TestWhich(BaseTest, unittest.TestCase):
expected_cwd = os.path.join(curdir, expected_cwd)
# PATH=':': explicitly looks in the current directory
with support.EnvironmentVarGuard() as env:
with os_helper.EnvironmentVarGuard() as env:
env['PATH'] = os.pathsep
with unittest.mock.patch('os.confstr', return_value=self.dir, \
create=True), \
@ -1795,12 +1796,12 @@ class TestWhich(BaseTest, unittest.TestCase):
self.assertIsNone(rv)
# look in current directory
with support.change_cwd(self.dir):
with os_helper.change_cwd(self.dir):
rv = shutil.which(self.file)
self.assertEqual(rv, expected_cwd)
def test_environ_path_missing(self):
with support.EnvironmentVarGuard() as env:
with os_helper.EnvironmentVarGuard() as env:
env.pop('PATH', None)
# without confstr
@ -1819,14 +1820,14 @@ class TestWhich(BaseTest, unittest.TestCase):
def test_empty_path(self):
base_dir = os.path.dirname(self.dir)
with support.change_cwd(path=self.dir), \
support.EnvironmentVarGuard() as env:
with os_helper.change_cwd(path=self.dir), \
os_helper.EnvironmentVarGuard() as env:
env['PATH'] = self.env_path
rv = shutil.which(self.file, path='')
self.assertIsNone(rv)
def test_empty_path_no_PATH(self):
with support.EnvironmentVarGuard() as env:
with os_helper.EnvironmentVarGuard() as env:
env.pop('PATH', None)
rv = shutil.which(self.file)
self.assertIsNone(rv)
@ -1843,7 +1844,7 @@ class TestWhich(BaseTest, unittest.TestCase):
program = os.path.basename(temp_filexyz.name)
program = os.path.splitext(program)[0]
with support.EnvironmentVarGuard() as env:
with os_helper.EnvironmentVarGuard() as env:
env['PATHEXT'] = ext
rv = shutil.which(program, path=self.temp_dir)
self.assertEqual(rv, temp_filexyz.name)
@ -1918,7 +1919,7 @@ class TestMove(BaseTest, unittest.TestCase):
try:
self._check_move_dir(self.src_dir, dst_dir, dst_dir)
finally:
support.rmtree(dst_dir)
os_helper.rmtree(dst_dir)
@mock_rename
def test_move_dir_other_fs(self):
@ -1965,7 +1966,7 @@ class TestMove(BaseTest, unittest.TestCase):
msg='_destinsrc() wrongly concluded that '
'dst (%s) is not in src (%s)' % (dst, src))
finally:
support.rmtree(TESTFN)
os_helper.rmtree(TESTFN)
def test_destinsrc_false_positive(self):
os.mkdir(TESTFN)
@ -1977,9 +1978,9 @@ class TestMove(BaseTest, unittest.TestCase):
msg='_destinsrc() wrongly concluded that '
'dst (%s) is in src (%s)' % (dst, src))
finally:
support.rmtree(TESTFN)
os_helper.rmtree(TESTFN)
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
@mock_rename
def test_move_file_symlink(self):
dst = os.path.join(self.src_dir, 'bar')
@ -1988,7 +1989,7 @@ class TestMove(BaseTest, unittest.TestCase):
self.assertTrue(os.path.islink(self.dst_file))
self.assertTrue(os.path.samefile(self.src_file, self.dst_file))
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
@mock_rename
def test_move_file_symlink_to_dir(self):
filename = "bar"
@ -1999,7 +2000,7 @@ class TestMove(BaseTest, unittest.TestCase):
self.assertTrue(os.path.islink(final_link))
self.assertTrue(os.path.samefile(self.src_file, final_link))
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
@mock_rename
def test_move_dangling_symlink(self):
src = os.path.join(self.src_dir, 'baz')
@ -2010,7 +2011,7 @@ class TestMove(BaseTest, unittest.TestCase):
self.assertTrue(os.path.islink(dst_link))
self.assertEqual(os.path.realpath(src), os.path.realpath(dst_link))
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
@mock_rename
def test_move_dir_symlink(self):
src = os.path.join(self.src_dir, 'baz')
@ -2044,8 +2045,8 @@ class TestMove(BaseTest, unittest.TestCase):
moved = []
def _copy(src, dst):
moved.append((src, dst))
support.create_empty_file(os.path.join(self.src_dir, 'child'))
support.create_empty_file(os.path.join(self.src_dir, 'child1'))
os_helper.create_empty_file(os.path.join(self.src_dir, 'child'))
os_helper.create_empty_file(os.path.join(self.src_dir, 'child1'))
shutil.move(self.src_dir, self.dst_dir, copy_function=_copy)
self.assertEqual(len(moved), 3)
@ -2167,11 +2168,11 @@ class TestCopyFileObj(unittest.TestCase):
@classmethod
def tearDownClass(cls):
support.unlink(TESTFN)
support.unlink(TESTFN2)
os_helper.unlink(TESTFN)
os_helper.unlink(TESTFN2)
def tearDown(self):
support.unlink(TESTFN2)
os_helper.unlink(TESTFN2)
@contextlib.contextmanager
def get_files(self):
@ -2216,7 +2217,7 @@ class TestCopyFileObj(unittest.TestCase):
with tempfile.NamedTemporaryFile(dir=os.getcwd(), delete=False) as f:
f.write(b'foo')
fname = f.name
self.addCleanup(support.unlink, fname)
self.addCleanup(os_helper.unlink, fname)
with unittest.mock.patch("shutil._copyfileobj_readinto") as m:
shutil.copyfile(fname, TESTFN2)
self.assertEqual(m.call_args[0][2], 3)
@ -2225,7 +2226,7 @@ class TestCopyFileObj(unittest.TestCase):
with tempfile.NamedTemporaryFile(dir=os.getcwd(), delete=False) as f:
pass
fname = f.name
self.addCleanup(support.unlink, fname)
self.addCleanup(os_helper.unlink, fname)
with unittest.mock.patch("shutil._copyfileobj_readinto") as m:
shutil.copyfile(fname, TESTFN2)
assert not m.called
@ -2247,10 +2248,10 @@ class _ZeroCopyFileTest(object):
@classmethod
def tearDownClass(cls):
support.unlink(TESTFN)
os_helper.unlink(TESTFN)
def tearDown(self):
support.unlink(TESTFN2)
os_helper.unlink(TESTFN2)
@contextlib.contextmanager
def get_files(self):
@ -2296,8 +2297,8 @@ class _ZeroCopyFileTest(object):
def test_empty_file(self):
srcname = TESTFN + 'src'
dstname = TESTFN + 'dst'
self.addCleanup(lambda: support.unlink(srcname))
self.addCleanup(lambda: support.unlink(dstname))
self.addCleanup(lambda: os_helper.unlink(srcname))
self.addCleanup(lambda: os_helper.unlink(dstname))
with open(srcname, "wb"):
pass
@ -2421,9 +2422,9 @@ class TestZeroCopySendfile(_ZeroCopyFileTest, unittest.TestCase):
# sendfile() are the same.
self.assertEqual(blocksize, os.path.getsize(TESTFN))
# ...unless we're dealing with a small file.
support.unlink(TESTFN2)
os_helper.unlink(TESTFN2)
write_file(TESTFN2, b"hello", binary=True)
self.addCleanup(support.unlink, TESTFN2 + '3')
self.addCleanup(os_helper.unlink, TESTFN2 + '3')
self.assertRaises(ZeroDivisionError,
shutil.copyfile, TESTFN2, TESTFN2 + '3')
blocksize = m.call_args[0][3]
@ -2473,20 +2474,20 @@ class TestGetTerminalSize(unittest.TestCase):
def test_os_environ_first(self):
"Check if environment variables have precedence"
with support.EnvironmentVarGuard() as env:
with os_helper.EnvironmentVarGuard() as env:
env['COLUMNS'] = '777'
del env['LINES']
size = shutil.get_terminal_size()
self.assertEqual(size.columns, 777)
with support.EnvironmentVarGuard() as env:
with os_helper.EnvironmentVarGuard() as env:
del env['COLUMNS']
env['LINES'] = '888'
size = shutil.get_terminal_size()
self.assertEqual(size.lines, 888)
def test_bad_environ(self):
with support.EnvironmentVarGuard() as env:
with os_helper.EnvironmentVarGuard() as env:
env['COLUMNS'] = 'xxx'
env['LINES'] = 'yyy'
size = shutil.get_terminal_size()
@ -2510,7 +2511,7 @@ class TestGetTerminalSize(unittest.TestCase):
self.skipTest("stty invocation failed")
expected = (int(size[1]), int(size[0])) # reversed order
with support.EnvironmentVarGuard() as env:
with os_helper.EnvironmentVarGuard() as env:
del env['LINES']
del env['COLUMNS']
actual = shutil.get_terminal_size()
@ -2518,7 +2519,7 @@ class TestGetTerminalSize(unittest.TestCase):
self.assertEqual(expected, actual)
def test_fallback(self):
with support.EnvironmentVarGuard() as env:
with os_helper.EnvironmentVarGuard() as env:
del env['LINES']
del env['COLUMNS']

24
Lib/test/test_subprocess.py
View File

@ -1,6 +1,9 @@
import unittest
from unittest import mock
from test import support
from test.support import import_helper
from test.support import os_helper
from test.support import warnings_helper
import subprocess
import sys
import signal
@ -20,7 +23,7 @@ import threading
import gc
import textwrap
import json
from test.support import FakePath
from test.support.os_helper import FakePath
try:
import _testcapi
@ -357,7 +360,7 @@ class ProcessTestCase(BaseTestCase):
# Normalize an expected cwd (for Tru64 support).
# We can't use os.path.realpath since it doesn't expand Tru64 {memb}
# strings. See bug #1063571.
with support.change_cwd(cwd):
with os_helper.change_cwd(cwd):
return os.getcwd()
# For use in the test_cwd* tests below.
@ -406,7 +409,7 @@ class ProcessTestCase(BaseTestCase):
# is relative.
python_dir, python_base = self._split_python_path()
rel_python = os.path.join(os.curdir, python_base)
with support.temp_cwd() as wrong_dir:
with os_helper.temp_cwd() as wrong_dir:
# Before calling with the correct cwd, confirm that the call fails
# without cwd and with the wrong cwd.
self.assertRaises(FileNotFoundError, subprocess.Popen,
@ -423,7 +426,7 @@ class ProcessTestCase(BaseTestCase):
python_dir, python_base = self._split_python_path()
rel_python = os.path.join(os.curdir, python_base)
doesntexist = "somethingyoudonthave"
with support.temp_cwd() as wrong_dir:
with os_helper.temp_cwd() as wrong_dir:
# Before calling with the correct cwd, confirm that the call fails
# without cwd and with the wrong cwd.
self.assertRaises(FileNotFoundError, subprocess.Popen,
@ -441,7 +444,7 @@ class ProcessTestCase(BaseTestCase):
python_dir, python_base = self._split_python_path()
abs_python = os.path.join(python_dir, python_base)
rel_python = os.path.join(os.curdir, python_base)
with support.temp_dir() as wrong_dir:
with os_helper.temp_dir() as wrong_dir:
# Before calling with an absolute path, confirm that using a
# relative path fails.
self.assertRaises(FileNotFoundError, subprocess.Popen,
@ -1052,7 +1055,7 @@ class ProcessTestCase(BaseTestCase):
try:
for i in range(max_handles):
try:
tmpfile = os.path.join(tmpdir, support.TESTFN)
tmpfile = os.path.join(tmpdir, os_helper.TESTFN)
handles.append(os.open(tmpfile, os.O_WRONLY|os.O_CREAT))
except OSError as e:
if e.errno != errno.EMFILE:
@ -2881,7 +2884,7 @@ class POSIXProcessTestCase(BaseTestCase):
def test_select_unbuffered(self):
# Issue #11459: bufsize=0 should really set the pipes as
# unbuffered (and therefore let select() work properly).
select = support.import_module("select")
select = import_helper.import_module("select")
p = subprocess.Popen([sys.executable, "-c",
'import sys;'
'sys.stdout.write("apple")'],
@ -2909,7 +2912,7 @@ class POSIXProcessTestCase(BaseTestCase):
self.addCleanup(p.stderr.close)
ident = id(p)
pid = p.pid
with support.check_warnings(('', ResourceWarning)):
with warnings_helper.check_warnings(('', ResourceWarning)):
p = None
if mswindows:
@ -2934,7 +2937,7 @@ class POSIXProcessTestCase(BaseTestCase):
self.addCleanup(p.stderr.close)
ident = id(p)
pid = p.pid
with support.check_warnings(('', ResourceWarning)):
with warnings_helper.check_warnings(('', ResourceWarning)):
p = None
os.kill(pid, signal.SIGKILL)
@ -3288,7 +3291,8 @@ class Win32ProcessTestCase(BaseTestCase):
self.assertIn(b"OSError", stderr)
# Check for a warning due to using handle_list and close_fds=False
with support.check_warnings((".*overriding close_fds", RuntimeWarning)):
with warnings_helper.check_warnings((".*overriding close_fds",
RuntimeWarning)):
startupinfo = subprocess.STARTUPINFO()
startupinfo.lpAttributeList = {"handle_list": handles[:]}
p = subprocess.Popen([sys.executable, "-c",

81
Lib/test/test_support.py
View File

@ -12,20 +12,24 @@ import textwrap
import time
import unittest
from test import support
from test.support import import_helper
from test.support import os_helper
from test.support import script_helper
from test.support import socket_helper
from test.support import warnings_helper
TESTFN = support.TESTFN
TESTFN = os_helper.TESTFN
class TestSupport(unittest.TestCase):
def test_import_module(self):
support.import_module("ftplib")
self.assertRaises(unittest.SkipTest, support.import_module, "foo")
import_helper.import_module("ftplib")
self.assertRaises(unittest.SkipTest,
import_helper.import_module, "foo")
def test_import_fresh_module(self):
support.import_fresh_module("ftplib")
import_helper.import_fresh_module("ftplib")
def test_get_attribute(self):
self.assertEqual(support.get_attribute(self, "test_get_attribute"),
@ -39,38 +43,38 @@ class TestSupport(unittest.TestCase):
def test_unload(self):
import sched
self.assertIn("sched", sys.modules)
support.unload("sched")
import_helper.unload("sched")
self.assertNotIn("sched", sys.modules)
def test_unlink(self):
with open(TESTFN, "w") as f:
pass
support.unlink(TESTFN)
os_helper.unlink(TESTFN)
self.assertFalse(os.path.exists(TESTFN))
support.unlink(TESTFN)
os_helper.unlink(TESTFN)
def test_rmtree(self):
dirpath = support.TESTFN + 'd'
dirpath = os_helper.TESTFN + 'd'
subdirpath = os.path.join(dirpath, 'subdir')
os.mkdir(dirpath)
os.mkdir(subdirpath)
support.rmtree(dirpath)
os_helper.rmtree(dirpath)
self.assertFalse(os.path.exists(dirpath))
with support.swap_attr(support, 'verbose', 0):
support.rmtree(dirpath)
os_helper.rmtree(dirpath)
os.mkdir(dirpath)
os.mkdir(subdirpath)
os.chmod(dirpath, stat.S_IRUSR|stat.S_IXUSR)
with support.swap_attr(support, 'verbose', 0):
support.rmtree(dirpath)
os_helper.rmtree(dirpath)
self.assertFalse(os.path.exists(dirpath))
os.mkdir(dirpath)
os.mkdir(subdirpath)
os.chmod(dirpath, 0)
with support.swap_attr(support, 'verbose', 0):
support.rmtree(dirpath)
os_helper.rmtree(dirpath)
self.assertFalse(os.path.exists(dirpath))
def test_forget(self):
@ -83,12 +87,12 @@ class TestSupport(unittest.TestCase):
mod = __import__(TESTFN)
self.assertIn(TESTFN, sys.modules)
support.forget(TESTFN)
import_helper.forget(TESTFN)
self.assertNotIn(TESTFN, sys.modules)
finally:
del sys.path[0]
support.unlink(mod_filename)
support.rmtree('__pycache__')
os_helper.unlink(mod_filename)
os_helper.rmtree('__pycache__')
def test_HOST(self):
s = socket.create_server((socket_helper.HOST, 0))
@ -115,23 +119,23 @@ class TestSupport(unittest.TestCase):
try:
path = os.path.join(parent_dir, 'temp')
self.assertFalse(os.path.isdir(path))
with support.temp_dir(path) as temp_path:
with os_helper.temp_dir(path) as temp_path:
self.assertEqual(temp_path, path)
self.assertTrue(os.path.isdir(path))
self.assertFalse(os.path.isdir(path))
finally:
support.rmtree(parent_dir)
os_helper.rmtree(parent_dir)
def test_temp_dir__path_none(self):
"""Test passing no path."""
with support.temp_dir() as temp_path:
with os_helper.temp_dir() as temp_path:
self.assertTrue(os.path.isdir(temp_path))
self.assertFalse(os.path.isdir(temp_path))
def test_temp_dir__existing_dir__quiet_default(self):
"""Test passing a directory that already exists."""
def call_temp_dir(path):
with support.temp_dir(path) as temp_path:
with os_helper.temp_dir(path) as temp_path:
raise Exception("should not get here")
path = tempfile.mkdtemp()
@ -150,8 +154,8 @@ class TestSupport(unittest.TestCase):
path = os.path.realpath(path)
try:
with support.check_warnings() as recorder:
with support.temp_dir(path, quiet=True) as temp_path:
with warnings_helper.check_warnings() as recorder:
with os_helper.temp_dir(path, quiet=True) as temp_path:
self.assertEqual(path, temp_path)
warnings = [str(w.message) for w in recorder.warnings]
# Make sure temp_dir did not delete the original directory.
@ -173,7 +177,8 @@ class TestSupport(unittest.TestCase):
script_helper.assert_python_ok("-c", textwrap.dedent("""
import os
from test import support
with support.temp_cwd() as temp_path:
from test.support import os_helper
with os_helper.temp_cwd() as temp_path:
pid = os.fork()
if pid != 0:
# parent process
@ -194,8 +199,8 @@ class TestSupport(unittest.TestCase):
def test_change_cwd(self):
original_cwd = os.getcwd()
with support.temp_dir() as temp_path:
with support.change_cwd(temp_path) as new_cwd:
with os_helper.temp_dir() as temp_path:
with os_helper.change_cwd(temp_path) as new_cwd:
self.assertEqual(new_cwd, temp_path)
self.assertEqual(os.getcwd(), new_cwd)
@ -206,10 +211,10 @@ class TestSupport(unittest.TestCase):
original_cwd = os.getcwd()
def call_change_cwd(path):
with support.change_cwd(path) as new_cwd:
with os_helper.change_cwd(path) as new_cwd:
raise Exception("should not get here")
with support.temp_dir() as parent_dir:
with os_helper.temp_dir() as parent_dir:
non_existent_dir = os.path.join(parent_dir, 'does_not_exist')
self.assertRaises(FileNotFoundError, call_change_cwd,
non_existent_dir)
@ -220,10 +225,10 @@ class TestSupport(unittest.TestCase):
"""Test passing a non-existent directory with quiet=True."""
original_cwd = os.getcwd()
with support.temp_dir() as parent_dir:
with os_helper.temp_dir() as parent_dir:
bad_dir = os.path.join(parent_dir, 'does_not_exist')
with support.check_warnings() as recorder:
with support.change_cwd(bad_dir, quiet=True) as new_cwd:
with warnings_helper.check_warnings() as recorder:
with os_helper.change_cwd(bad_dir, quiet=True) as new_cwd:
self.assertEqual(new_cwd, original_cwd)
self.assertEqual(os.getcwd(), new_cwd)
warnings = [str(w.message) for w in recorder.warnings]
@ -240,8 +245,8 @@ class TestSupport(unittest.TestCase):
def test_change_cwd__chdir_warning(self):
"""Check the warning message when os.chdir() fails."""
path = TESTFN + '_does_not_exist'
with support.check_warnings() as recorder:
with support.change_cwd(path=path, quiet=True):
with warnings_helper.check_warnings() as recorder:
with os_helper.change_cwd(path=path, quiet=True):
pass
messages = [str(w.message) for w in recorder.warnings]
@ -256,7 +261,7 @@ class TestSupport(unittest.TestCase):
def test_temp_cwd(self):
here = os.getcwd()
with support.temp_cwd(name=TESTFN):
with os_helper.temp_cwd(name=TESTFN):
self.assertEqual(os.path.basename(os.getcwd()), TESTFN)
self.assertFalse(os.path.exists(TESTFN))
self.assertEqual(os.getcwd(), here)
@ -265,7 +270,7 @@ class TestSupport(unittest.TestCase):
def test_temp_cwd__name_none(self):
"""Test passing None to temp_cwd()."""
original_cwd = os.getcwd()
with support.temp_cwd(name=None) as new_cwd:
with os_helper.temp_cwd(name=None) as new_cwd:
self.assertNotEqual(new_cwd, original_cwd)
self.assertTrue(os.path.isdir(new_cwd))
self.assertEqual(os.getcwd(), new_cwd)
@ -275,7 +280,7 @@ class TestSupport(unittest.TestCase):
self.assertEqual(support.sortdict({3:3, 2:2, 1:1}), "{1: 1, 2: 2, 3: 3}")
def test_make_bad_fd(self):
fd = support.make_bad_fd()
fd = os_helper.make_bad_fd()
with self.assertRaises(OSError) as cm:
os.write(fd, b"foo")
self.assertEqual(cm.exception.errno, errno.EBADF)
@ -287,11 +292,11 @@ class TestSupport(unittest.TestCase):
def test_CleanImport(self):
import importlib
with support.CleanImport("asyncore"):
with import_helper.CleanImport("asyncore"):
importlib.import_module("asyncore")
def test_DirsOnSysPath(self):
with support.DirsOnSysPath('foo', 'bar'):
with import_helper.DirsOnSysPath('foo', 'bar'):
self.assertIn("foo", sys.path)
self.assertIn("bar", sys.path)
self.assertNotIn("foo", sys.path)
@ -625,10 +630,10 @@ class TestSupport(unittest.TestCase):
# We cannot test the absolute value of fd_count(): on old Linux
# kernel or glibc versions, os.urandom() keeps a FD open on
# /dev/urandom device and Python has 4 FD opens instead of 3.
start = support.fd_count()
start = os_helper.fd_count()
fd = os.open(__file__, os.O_RDONLY)
try:
more = support.fd_count()
more = os_helper.fd_count()
finally:
os.close(fd)
self.assertEqual(more - start, 1)

20
Lib/test/test_tempfile.py
View File

@ -15,7 +15,9 @@ from unittest import mock
import unittest
from test import support
from test.support import os_helper
from test.support import script_helper
from test.support import warnings_helper
has_textmode = (tempfile._text_openflags != tempfile._bin_openflags)
@ -69,7 +71,7 @@ class BaseTestCase(unittest.TestCase):
b_check = re.compile(br"^[a-z0-9_-]{8}$")
def setUp(self):
self._warnings_manager = support.check_warnings()
self._warnings_manager = warnings_helper.check_warnings()
self._warnings_manager.__enter__()
warnings.filterwarnings("ignore", category=RuntimeWarning,
message="mktemp", module=__name__)
@ -224,7 +226,7 @@ class TestCandidateTempdirList(BaseTestCase):
# _candidate_tempdir_list contains the expected directories
# Make sure the interesting environment variables are all set.
with support.EnvironmentVarGuard() as env:
with os_helper.EnvironmentVarGuard() as env:
for envname in 'TMPDIR', 'TEMP', 'TMP':
dirname = os.getenv(envname)
if not dirname:
@ -310,7 +312,7 @@ def _inside_empty_temp_dir():
with support.swap_attr(tempfile, 'tempdir', dir):
yield
finally:
support.rmtree(dir)
os_helper.rmtree(dir)
def _mock_candidate_names(*names):
@ -594,13 +596,13 @@ class TestGetTempDir(BaseTestCase):
case_sensitive_tempdir = tempfile.mkdtemp("-Temp")
_tempdir, tempfile.tempdir = tempfile.tempdir, None
try:
with support.EnvironmentVarGuard() as env:
with os_helper.EnvironmentVarGuard() as env:
# Fake the first env var which is checked as a candidate
env["TMPDIR"] = case_sensitive_tempdir
self.assertEqual(tempfile.gettempdir(), case_sensitive_tempdir)
finally:
tempfile.tempdir = _tempdir
support.rmdir(case_sensitive_tempdir)
os_helper.rmdir(case_sensitive_tempdir)
class TestMkstemp(BaseTestCase):
@ -950,7 +952,7 @@ class TestNamedTemporaryFile(BaseTestCase):
def test_bad_mode(self):
dir = tempfile.mkdtemp()
self.addCleanup(support.rmtree, dir)
self.addCleanup(os_helper.rmtree, dir)
with self.assertRaises(ValueError):
tempfile.NamedTemporaryFile(mode='wr', dir=dir)
with self.assertRaises(TypeError):
@ -1351,7 +1353,7 @@ class TestTemporaryDirectory(BaseTestCase):
finally:
os.rmdir(dir)
@support.skip_unless_symlink
@os_helper.skip_unless_symlink
def test_cleanup_with_symlink_to_a_directory(self):
# cleanup() should not follow symlinks to directories (issue #12464)
d1 = self.do_create()
@ -1448,7 +1450,9 @@ class TestTemporaryDirectory(BaseTestCase):
name = d.name
# Check for the resource warning
with support.check_warnings(('Implicitly', ResourceWarning), quiet=False):
with warnings_helper.check_warnings(('Implicitly',
ResourceWarning),
quiet=False):
warnings.filterwarnings("always", category=ResourceWarning)
del d
support.gc_collect()