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gh-101758: Add a Test For Single-Phase Init Modules in Multiple Interpreters #101920

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Merged
ericsnowcurrently merged 6 commits into from
Feb 15, 2023
Merged

gh-101758: Add a Test For Single-Phase Init Modules in Multiple Interpreters #101920

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e062b15
Add test_imp.ImportTests.test_singlephase_multiple_interpreters.
ericsnowcurrently Feb 13, 2023
0f9a663
Add _PyImport_ClearExtension().
ericsnowcurrently Feb 15, 2023
8ea76e5
Add _testsinglephase._clear_globals().
ericsnowcurrently Feb 15, 2023
ae709db
Do not copy _testsinglephase.
ericsnowcurrently Feb 15, 2023
c5aced3
Add a check for post-load m_copy.
ericsnowcurrently Feb 15, 2023
e832631
Check attrs in m_copy.
ericsnowcurrently Feb 15, 2023
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Add a check for post-load m_copy.
  • Loading branch information
@ericsnowcurrently
ericsnowcurrently committed Feb 15, 2023
commit c5aced3af62cd7545e5f19ec003e52f7a08ca57e
8 changes: 7 additions & 1 deletion Lib/test/test_imp.py
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Original file line number Diff line number Diff line change
Expand Up @@ -285,13 +285,19 @@ def clean_up():
script = textwrap.dedent(f'''
import _testsinglephase

expected = %d
init_count = _testsinglephase.initialized_count()
if init_count != %d:
if init_count != expected:
raise Exception(init_count)

lookedup = _testsinglephase.look_up_self()
if lookedup is not _testsinglephase:
raise Exception((_testsinglephase, lookedup))

# Attrs set after loading are not in m_copy.
if hasattr(_testsinglephase, 'spam'):
raise Exception(_testsinglephase.spam)
_testsinglephase.spam = expected
''')

# Use an interpreter that gets destroyed right away.
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