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[3.6] Test atexit shutdown mechanism in a subprocess (GH-4828) #4829

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Merged
merged 1 commit into from
Dec 13, 2017
Merged

[3.6] Test atexit shutdown mechanism in a subprocess (GH-4828) #4829

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16 changes: 16 additions & 0 deletions Lib/test/test_atexit.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
import io
import atexit
from test import support
from test.support import script_helper

### helpers
def h1():
Expand Down Expand Up @@ -152,6 +153,21 @@ def test_bound_methods(self):
atexit._run_exitfuncs()
self.assertEqual(l, [5])

def test_shutdown(self):
# Actually test the shutdown mechanism in a subprocess
code = """if 1:
import atexit

def f(msg):
print(msg)

atexit.register(f, "one")
atexit.register(f, "two")
"""
res = script_helper.assert_python_ok("-c", code)
self.assertEqual(res.out.decode().splitlines(), ["two", "one"])
self.assertFalse(res.err)


@support.cpython_only
class SubinterpreterTest(unittest.TestCase):
Expand Down