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-rw-r--r--Lib/test/test_signal.py40
1 files changed, 36 insertions, 4 deletions
diff --git a/Lib/test/test_signal.py b/Lib/test/test_signal.py
index 74f74af..92747cf 100644
--- a/Lib/test/test_signal.py
+++ b/Lib/test/test_signal.py
@@ -1,6 +1,7 @@
import unittest
from test import support
from contextlib import closing
+import enum
import gc
import pickle
import select
@@ -39,6 +40,23 @@ def ignoring_eintr(__func, *args, **kwargs):
return None
+class GenericTests(unittest.TestCase):
+
+ @unittest.skipIf(threading is None, "test needs threading module")
+ def test_enums(self):
+ for name in dir(signal):
+ sig = getattr(signal, name)
+ if name in {'SIG_DFL', 'SIG_IGN'}:
+ self.assertIsInstance(sig, signal.Handlers)
+ elif name in {'SIG_BLOCK', 'SIG_UNBLOCK', 'SIG_SETMASK'}:
+ self.assertIsInstance(sig, signal.Sigmasks)
+ elif name.startswith('SIG') and not name.startswith('SIG_'):
+ self.assertIsInstance(sig, signal.Signals)
+ elif name.startswith('CTRL_'):
+ self.assertIsInstance(sig, signal.Signals)
+ self.assertEqual(sys.platform, "win32")
+
+
@unittest.skipIf(sys.platform == "win32", "Not valid on Windows")
class InterProcessSignalTests(unittest.TestCase):
MAX_DURATION = 20 # Entire test should last at most 20 sec.
@@ -195,6 +213,7 @@ class PosixTests(unittest.TestCase):
def test_getsignal(self):
hup = signal.signal(signal.SIGHUP, self.trivial_signal_handler)
+ self.assertIsInstance(hup, signal.Handlers)
self.assertEqual(signal.getsignal(signal.SIGHUP),
self.trivial_signal_handler)
signal.signal(signal.SIGHUP, hup)
@@ -271,7 +290,7 @@ class WakeupSignalTests(unittest.TestCase):
os.close(read)
os.close(write)
- """.format(signals, ordered, test_body)
+ """.format(tuple(map(int, signals)), ordered, test_body)
assert_python_ok('-c', code)
@@ -604,6 +623,8 @@ class PendingSignalsTests(unittest.TestCase):
signal.pthread_sigmask(signal.SIG_BLOCK, [signum])
os.kill(os.getpid(), signum)
pending = signal.sigpending()
+ for sig in pending:
+ assert isinstance(sig, signal.Signals), repr(pending)
if pending != {signum}:
raise Exception('%s != {%s}' % (pending, signum))
try:
@@ -660,6 +681,7 @@ class PendingSignalsTests(unittest.TestCase):
code = '''if 1:
import signal
import sys
+ from signal import Signals
def handler(signum, frame):
1/0
@@ -702,6 +724,7 @@ class PendingSignalsTests(unittest.TestCase):
def test(signum):
signal.alarm(1)
received = signal.sigwait([signum])
+ assert isinstance(received, signal.Signals), received
if received != signum:
raise Exception('received %s, not %s' % (received, signum))
''')
@@ -842,8 +865,14 @@ class PendingSignalsTests(unittest.TestCase):
def kill(signum):
os.kill(os.getpid(), signum)
+ def check_mask(mask):
+ for sig in mask:
+ assert isinstance(sig, signal.Signals), repr(sig)
+
def read_sigmask():
- return signal.pthread_sigmask(signal.SIG_BLOCK, [])
+ sigmask = signal.pthread_sigmask(signal.SIG_BLOCK, [])
+ check_mask(sigmask)
+ return sigmask
signum = signal.SIGUSR1
@@ -852,6 +881,7 @@ class PendingSignalsTests(unittest.TestCase):
# Unblock SIGUSR1 (and copy the old mask) to test our signal handler
old_mask = signal.pthread_sigmask(signal.SIG_UNBLOCK, [signum])
+ check_mask(old_mask)
try:
kill(signum)
except ZeroDivisionError:
@@ -861,11 +891,13 @@ class PendingSignalsTests(unittest.TestCase):
# Block and then raise SIGUSR1. The signal is blocked: the signal
# handler is not called, and the signal is now pending
- signal.pthread_sigmask(signal.SIG_BLOCK, [signum])
+ mask = signal.pthread_sigmask(signal.SIG_BLOCK, [signum])
+ check_mask(mask)
kill(signum)
# Check the new mask
blocked = read_sigmask()
+ check_mask(blocked)
if signum not in blocked:
raise Exception("%s not in %s" % (signum, blocked))
if old_mask ^ blocked != {signum}:
@@ -928,7 +960,7 @@ class PendingSignalsTests(unittest.TestCase):
def test_main():
try:
- support.run_unittest(PosixTests, InterProcessSignalTests,
+ support.run_unittest(GenericTests, PosixTests, InterProcessSignalTests,
WakeupFDTests, WakeupSignalTests,
SiginterruptTest, ItimerTest, WindowsSignalTests,
PendingSignalsTests)