def testPutEnv(self):
"Put an environment variable and ensure that spawned processes see the change"
value = "Value we set"
os.putenv("NEWVARIABLE", value)
newValue = os.popen("echo $NEWVARIABLE").read().strip()
if newValue == "$NEWVARIABLE":
newValue = os.popen("echo %NEWVARIABLE%").read().strip()
if newValue == "%NEWVARIABLE%":
raise support.TestSkipped(
"Unable to find a subshell to execute echo")
assert newValue == value, ("Expected (%s) to equal value we set (%s)" %
(newValue, value))
def _create_and_do_getcwd(dirname, current_path_length=0):
try:
os.mkdir(dirname)
except:
raise support.TestSkipped(
"mkdir cannot create directory sufficiently deep for getcwd test"
)
os.chdir(dirname)
try:
os.getcwd()
if current_path_length < 1027:
_create_and_do_getcwd(
dirname,
current_path_length + len(dirname) + 1)
finally:
os.chdir('..')
os.rmdir(dirname)
import unittest
from test import support
from contextlib import closing, nested
import gc
import pickle
import select
import signal
import subprocess
import traceback
import sys, os, time, errno
if sys.platform[:3] in ('win', 'os2') or sys.platform == 'riscos':
raise support.TestSkipped("Can't test signal on %s" % \
sys.platform)
class HandlerBCalled(Exception):
pass
def exit_subprocess():
"""Use os._exit(0) to exit the current subprocess.
Otherwise, the test catches the SystemExit and continues executing
in parallel with the original test, so you wind up with an
exponential number of tests running concurrently.
"""
os._exit(0)
def ignoring_eintr(__func, *args, **kwargs):
"""
Tests for kqueue wrapper.
"""
import socket
import errno
import time
import select
import sys
import unittest
from test import support
if not hasattr(select, "kqueue"):
raise support.TestSkipped("test works only on BSD")
class TestKQueue(unittest.TestCase):
def test_create_queue(self):
kq = select.kqueue()
self.assert_(kq.fileno() > 0, kq.fileno())
self.assert_(not kq.closed)
kq.close()
self.assert_(kq.closed)
self.assertRaises(ValueError, kq.fileno)
def test_create_event(self):
from operator import lt, le, gt, ge
fd = sys.stderr.fileno()
ev = select.kevent(fd)
other = select.kevent(1000)
self.assertEqual(ev.ident, fd)
self.assertEqual(ev.filter, select.KQ_FILTER_READ)
def __init__(self, *args, **kw):
unittest.TestCase.__init__(self, *args, **kw)
try:
self.open_mapping_file() # test it to report the error early
except IOError:
raise support.TestSkipped("Could not retrieve " + self.mapfileurl)
def test_main():
if (os._name if support.is_jython else os.name) != 'nt':
raise support.TestSkipped('NT specific test')
support.run_unittest(NTAbspathTestCase)
"Test posix functions"
from test import support
try:
import posix
except ImportError:
raise support.TestSkipped("posix is not available")
import time
import os
import pwd
import shutil
import unittest
import warnings
warnings.filterwarnings('ignore', '.* potential security risk .*',
RuntimeWarning)
class PosixTester(unittest.TestCase):
def setUp(self):
# create empty file
fp = open(support.TESTFN, 'w+')
fp.close()
def tearDown(self):
support.unlink(support.TESTFN)
def testNoArgFunctions(self):
# test posix functions which take no arguments and have
# no side-effects which we need to cleanup (e.g., fork, wait, abort)
from test import support
import unittest
import nis
raise support.TestSkipped("test_nis hangs on Solaris")
class NisTests(unittest.TestCase):
def test_maps(self):
try:
maps = nis.maps()
except nis.error as msg:
# NIS is probably not active, so this test isn't useful
if support.verbose:
print("Test Skipped:", msg)
# Can't raise TestSkipped as regrtest only recognizes the exception
# import time.
return
try:
# On some systems, this map is only accessible to the
# super user
maps.remove("passwd.adjunct.byname")
except ValueError:
pass
done = 0
for nismap in maps:
mapping = nis.cat(nismap)
for k, v in mapping.items():
if not k:
continue
'largefile',
'test requires %s bytes and a long time to run' % str(size))
else:
# Only run if the current filesystem supports large files.
# (Skip this test on Windows, since we now always support large files.)
f = open(support.TESTFN, 'wb')
try:
# 2**31 == 2147483648
f.seek(2147483649)
# Seeking is not enough of a test: you must write and flush, too!
f.write("x")
f.flush()
except (IOError, OverflowError):
f.close()
os.unlink(support.TESTFN)
raise support.TestSkipped("filesystem does not have largefile support")
else:
f.close()
def expect(got_this, expect_this):
if support.verbose:
print('%r =?= %r ...' % (got_this, expect_this), end=' ')
if got_this != expect_this:
if support.verbose:
print('no')
raise support.TestFailed('got %r, but expected %r' %\
(got_this, expect_this))
else:
if support.verbose:
print('yes')
# Test the Unicode versions of normal file functions
# open, os.open, os.stat. os.listdir, os.rename, os.remove, os.mkdir, os.chdir, os.rmdir
import sys, os, unittest
from test import support
if not os.path.supports_unicode_filenames:
raise support.TestSkipped("test works only on NT+")
filenames = [
'abc',
'ascii',
'Gr\xfc\xdf-Gott',
'\u0393\u03b5\u03b9\u03ac-\u03c3\u03b1\u03c2',
'\u0417\u0434\u0440\u0430\u0432\u0441\u0442\u0432\u0443\u0439\u0442\u0435',
'\u306b\u307d\u3093',
'\u05d4\u05e9\u05e7\u05e6\u05e5\u05e1',
'\u66e8\u66e9\u66eb',
'\u66e8\u05e9\u3093\u0434\u0393\xdf',
]
# Destroy directory dirname and all files under it, to one level.
def deltree(dirname):
# Don't hide legitimate errors: if one of these suckers exists, it's
# an error if we can't remove it.
if os.path.exists(dirname):
# must pass unicode to os.listdir() so we get back unicode results.
for fname in os.listdir(str(dirname)):
os.unlink(os.path.join(dirname, fname))
os.rmdir(dirname)
# Tests universal newline support for both reading and parsing files.
import unittest
import os
import sys
from test import support
if not hasattr(sys.stdin, 'newlines'):
raise support.TestSkipped(
"This Python does not have universal newline support")
FATX = 'x' * (2**14)
DATA_TEMPLATE = [
"line1=1",
"line2='this is a very long line designed to go past any default " +
"buffer limits that exist in io.py but we also want to test " +
"the uncommon case, naturally.'",
"def line3():pass",
"line4 = '%s'" % FATX,
]
DATA_LF = "\n".join(DATA_TEMPLATE) + "\n"
DATA_CR = "\r".join(DATA_TEMPLATE) + "\r"
DATA_CRLF = "\r\n".join(DATA_TEMPLATE) + "\r\n"
# Note that DATA_MIXED also tests the ability to recognize a lone \r
# before end-of-file.
DATA_MIXED = "\n".join(DATA_TEMPLATE) + "\r"
DATA_SPLIT = [x + "\n" for x in DATA_TEMPLATE]
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
"""
Tests for epoll wrapper.
"""
import os
import socket
import errno
import time
import select
import tempfile
import unittest
from test import support
if not hasattr(select, "epoll"):
raise support.TestSkipped("test works only on Linux 2.6")
try:
select.epoll()
except IOError as e:
if e.errno == errno.ENOSYS:
raise support.TestSkipped("kernel doesn't support epoll()")
class TestEPoll(unittest.TestCase):
def setUp(self):
self.serverSocket = socket.socket()
self.serverSocket.bind(('127.0.0.1', 0))
self.serverSocket.listen(1)
self.connections = [self.serverSocket]
