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Issue #7270: Add some dedicated unit tests for multi-thread synchronization

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primitives such as Lock, RLock, Condition, Event and Semaphore.
This commit is contained in:
Antoine Pitrou 2009-11-06 22:34:35 +00:00
parent 17f0f692ee
commit c98efe0500
4 changed files with 571 additions and 18 deletions
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46
Lib/test/test_threading.py
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@ -11,6 +11,8 @@ import time
import unittest
import weakref
from test import lock_tests
# A trivial mutable counter.
class Counter(object):
def __init__(self):
@ -482,22 +484,6 @@ class ThreadingExceptionTests(BaseTestCase):
thread.start()
self.assertRaises(RuntimeError, thread.start)
def test_releasing_unacquired_rlock(self):
rlock = threading.RLock()
self.assertRaises(RuntimeError, rlock.release)
def test_waiting_on_unacquired_condition(self):
cond = threading.Condition()
self.assertRaises(RuntimeError, cond.wait)
def test_notify_on_unacquired_condition(self):
cond = threading.Condition()
self.assertRaises(RuntimeError, cond.notify)
def test_semaphore_with_negative_value(self):
self.assertRaises(ValueError, threading.Semaphore, value = -1)
self.assertRaises(ValueError, threading.Semaphore, value = -sys.maxint)
def test_joining_current_thread(self):
current_thread = threading.current_thread()
self.assertRaises(RuntimeError, current_thread.join);
@ -512,8 +498,34 @@ class ThreadingExceptionTests(BaseTestCase):
self.assertRaises(RuntimeError, setattr, thread, "daemon", True)
class LockTests(lock_tests.LockTests):
locktype = staticmethod(threading.Lock)
class RLockTests(lock_tests.RLockTests):
locktype = staticmethod(threading.RLock)
class EventTests(lock_tests.EventTests):
eventtype = staticmethod(threading.Event)
class ConditionAsRLockTests(lock_tests.RLockTests):
# An Condition uses an RLock by default and exports its API.
locktype = staticmethod(threading.Condition)
class ConditionTests(lock_tests.ConditionTests):
condtype = staticmethod(threading.Condition)
class SemaphoreTests(lock_tests.SemaphoreTests):
semtype = staticmethod(threading.Semaphore)
class BoundedSemaphoreTests(lock_tests.BoundedSemaphoreTests):
semtype = staticmethod(threading.BoundedSemaphore)
def test_main():
test.test_support.run_unittest(ThreadTests,
test.test_support.run_unittest(LockTests, RLockTests, EventTests,
ConditionAsRLockTests, ConditionTests,
SemaphoreTests, BoundedSemaphoreTests,
ThreadTests,
ThreadJoinOnShutdown,
ThreadingExceptionTests,
)