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gh-110367: Make regrtest --verbose3 compatible with --huntrleaks -jN (#111577)

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"./python -m test -j1 -R 3:3 --verbose3" now works as expected, since
run_single_test() does not replace sys.stdout with StringIO in this
case.
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Victor Stinner 2023-11-01 04:28:55 +01:00 • committed by GitHub
parent ef83b3fc00
commit d9a5530d23
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3 changed files with 34 additions and 2 deletions
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10
Lib/test/libregrtest/cmdline.py
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@ -493,10 +493,16 @@ def _parse_args(args, **kwargs):
ns.randomize = True
if ns.verbose:
ns.header = True
if ns.huntrleaks and ns.verbose3:
# When -jN option is used, a worker process does not use --verbose3
# and so -R 3:3 -jN --verbose3 just works as expected: there is no false
# alarm about memory leak.
if ns.huntrleaks and ns.verbose3 and ns.use_mp is None:
ns.verbose3 = False
# run_single_test() replaces sys.stdout with io.StringIO if verbose3
# is true. In this case, huntrleaks sees an write into StringIO as
# a memory leak, whereas it is not (gh-71290).
print("WARNING: Disable --verbose3 because it's incompatible with "
"--huntrleaks: see http://bugs.python.org/issue27103",
"--huntrleaks without -jN option",
file=sys.stderr)
if ns.forever:
# --forever implies --failfast