def test_name_as_unicode(self):
"""Test that the name can be unicode.
In Python 3, str == unicode. This test is really only interesting in Python 2.
"""
if tests_base.IS_PY3:
name = tests_base.make_name()
else:
name = tests_base.make_name().decode('ASCII')
mem = posix_ipc.SharedMemory(name, posix_ipc.O_CREX, size=4096)
self.assertEqual(name, mem.name)
mem.close_fd()
mem.unlink()
def test_name_as_unicode(self):
"""Test that the name can be unicode.
In Python 3, str == unicode. This test is really only interesting in Python 2.
"""
if tests_base.IS_PY3:
name = tests_base.make_name()
else:
name = unicode(tests_base.make_name(), 'ASCII')
sem = posix_ipc.Semaphore(name, posix_ipc.O_CREX)
self.assertEqual(name, sem.name)
sem.unlink()
sem.close()
def test_name_as_unicode(self):
"""Test that the name can be unicode.
In Python 3, str == unicode. This test is really only interesting in Python 2.
"""
if tests_base.IS_PY3:
name = tests_base.make_name()
else:
name = unicode(tests_base.make_name(), 'ASCII')
mq = posix_ipc.MessageQueue(name, posix_ipc.O_CREX)
self.assertEqual(name, mq.name)
mq.unlink()
mq.close()
def test_name_as_unicode(self):
"""Test that the name can be unicode.
In Python 3, str == unicode. This test is really only interesting in Python 2.
"""
if tests_base.IS_PY3:
name = tests_base.make_name()
else:
name = unicode(tests_base.make_name(), 'ASCII')
mem = posix_ipc.SharedMemory(name, posix_ipc.O_CREX, size=4096)
self.assertEqual(name, mem.name)
mem.close_fd()
mem.unlink()
def test_name_as_bytes(self):
"""Test that the name can be bytes.
In Python 2, bytes == str. This test is really only interesting in Python 3.
"""
if tests_base.IS_PY3:
name = bytes(tests_base.make_name(), 'ASCII')
else:
name = bytes(tests_base.make_name())
mem = posix_ipc.SharedMemory(name, posix_ipc.O_CREX, size=4096)
# No matter what the name is passed as, posix_ipc.name returns the default string type,
# i.e. str in Python 2 and unicode in Python 3.
if tests_base.IS_PY3:
self.assertEqual(name, bytes(mem.name, 'ASCII'))
else:
self.assertEqual(name, mem.name)
mem.close_fd()
mem.unlink()
def test_name_as_bytes(self):
"""Test that the name can be bytes.
In Python 2, bytes == str. This test is really only interesting in Python 3.
"""
if tests_base.IS_PY3:
name = bytes(tests_base.make_name(), 'ASCII')
else:
name = bytes(tests_base.make_name())
mq = posix_ipc.MessageQueue(name, posix_ipc.O_CREX)
# No matter what the name is passed as, posix_ipc.name returns the default string type,
# i.e. str in Python 2 and unicode in Python 3.
if tests_base.IS_PY3:
self.assertEqual(name, bytes(mq.name, 'ASCII'))
else:
self.assertEqual(name, mq.name)
mq.unlink()
mq.close()
def test_o_creat_new(self):
"""tests posix_ipc.O_CREAT to create a new semaphore without O_EXCL"""
# I can't pass None for the name unless I also pass O_EXCL.
name = tests_base.make_name()
# Note: this method of finding an unused name is vulnerable to a race
# condition. It's good enough for test, but don't copy it for use in
# production code!
name_is_available = False
while not name_is_available:
try:
sem = posix_ipc.Semaphore(name)
sem.close()
except posix_ipc.ExistentialError:
name_is_available = True
else:
name = tests_base.make_name()
sem = posix_ipc.Semaphore(name, posix_ipc.O_CREAT)
self.assertIsNotNone(sem)
sem.unlink()
def test_o_creat_new(self):
"""tests posix_ipc.O_CREAT to create a new MessageQueue without
O_EXCL"""
# I can't pass None for the name unless I also pass O_EXCL.
name = tests_base.make_name()
# Note: this method of finding an unused name is vulnerable to a
# race condition. It's good enough for test, but don't copy it for
# use in production code!
name_is_available = False
while not name_is_available:
try:
mq = posix_ipc.MessageQueue(name)
mq.close()
except posix_ipc.ExistentialError:
name_is_available = True
else:
name = tests_base.make_name()
mq = posix_ipc.MessageQueue(name, posix_ipc.O_CREAT)
self.assertIsNotNone(mq)
mq.close()
mq.unlink()
