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asyncio: Add an unit test to check that setting the PYTHONASYNCIODEBUG env var

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enables debug mode of the event loop.
This commit is contained in:
Victor Stinner 2014-06-23 00:19:33 +02:00
parent 7b7120e159
commit c082ee692b
2 changed files with 24 additions and 4 deletions
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24
Lib/test/test_asyncio/test_base_events.py
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@ -7,6 +7,7 @@ import sys
import time
import unittest
from unittest import mock
from test.script_helper import assert_python_ok
from test.support import IPV6_ENABLED
import asyncio
@ -489,6 +490,29 @@ class BaseEventLoopTests(test_utils.TestCase):
self.assertIs(type(_context['context']['exception']),
ZeroDivisionError)
def test_env_var_debug(self):
code = '\n'.join((
'import asyncio',
'loop = asyncio.get_event_loop()',
'print(loop.get_debug())'))
# Test with -E to not fail if the unit test was run with
# PYTHONASYNCIODEBUG set to a non-empty string
sts, stdout, stderr = assert_python_ok('-E', '-c', code)
self.assertEqual(stdout.rstrip(), b'False')
sts, stdout, stderr = assert_python_ok('-c', code,
PYTHONASYNCIODEBUG='')
self.assertEqual(stdout.rstrip(), b'False')
sts, stdout, stderr = assert_python_ok('-c', code,
PYTHONASYNCIODEBUG='1')
self.assertEqual(stdout.rstrip(), b'True')
sts, stdout, stderr = assert_python_ok('-E', '-c', code,
PYTHONASYNCIODEBUG='1')
self.assertEqual(stdout.rstrip(), b'False')
class MyProto(asyncio.Protocol):
done = None