[Python-checkins] r75499 - python/trunk/Lib/test/test_threading.py
antoine.pitrou
python-checkins at python.org
Sun Oct 18 20:22:05 CEST 2009
Author: antoine.pitrou
Date: Sun Oct 18 20:22:04 2009
New Revision: 75499
Log:
Add a test for same-thread asynchronous exceptions (see #1779233).
Modified:
python/trunk/Lib/test/test_threading.py
Modified: python/trunk/Lib/test/test_threading.py
==============================================================================
--- python/trunk/Lib/test/test_threading.py (original)
+++ python/trunk/Lib/test/test_threading.py Sun Oct 18 20:22:04 2009
@@ -164,6 +164,25 @@
exception = ctypes.py_object(AsyncExc)
+ # First check it works when setting the exception from the same thread.
+ tid = thread.get_ident()
+
+ try:
+ result = set_async_exc(ctypes.c_long(tid), exception)
+ # The exception is async, so we might have to keep the VM busy until
+ # it notices.
+ while True:
+ pass
+ except AsyncExc:
+ pass
+ else:
+ self.fail("AsyncExc not raised")
+ try:
+ self.assertEqual(result, 1) # one thread state modified
+ except UnboundLocalError:
+ # The exception was raised to quickly for us to get the result.
+ pass
+
# `worker_started` is set by the thread when it's inside a try/except
# block waiting to catch the asynchronously set AsyncExc exception.
# `worker_saw_exception` is set by the thread upon catching that
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