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bpo-36842: Fix reference leak in tests by running out-of-proc (GH-13556)

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Steve Dower 2019-05-29 08:20:35 -07:00 • committed by GitHub
parent d8b7551672
commit 9ddc416e9f
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3 changed files with 331 additions and 238 deletions
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47
Lib/test/libregrtest/setup.py
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@ -83,27 +83,7 @@ def setup_tests(ns):
if ns.threshold is not None:
gc.set_threshold(ns.threshold)
try:
import msvcrt
except ImportError:
pass
else:
msvcrt.SetErrorMode(msvcrt.SEM_FAILCRITICALERRORS|
msvcrt.SEM_NOALIGNMENTFAULTEXCEPT|
msvcrt.SEM_NOGPFAULTERRORBOX|
msvcrt.SEM_NOOPENFILEERRORBOX)
try:
msvcrt.CrtSetReportMode
except AttributeError:
# release build
pass
else:
for m in [msvcrt.CRT_WARN, msvcrt.CRT_ERROR, msvcrt.CRT_ASSERT]:
if ns.verbose and ns.verbose >= 2:
msvcrt.CrtSetReportMode(m, msvcrt.CRTDBG_MODE_FILE)
msvcrt.CrtSetReportFile(m, msvcrt.CRTDBG_FILE_STDERR)
else:
msvcrt.CrtSetReportMode(m, 0)
suppress_msvcrt_asserts(ns.verbose and ns.verbose >= 2)
support.use_resources = ns.use_resources
@ -114,6 +94,31 @@ def setup_tests(ns):
sys.addaudithook(_test_audit_hook)
def suppress_msvcrt_asserts(verbose):
try:
import msvcrt
except ImportError:
return
msvcrt.SetErrorMode(msvcrt.SEM_FAILCRITICALERRORS|
msvcrt.SEM_NOALIGNMENTFAULTEXCEPT|
msvcrt.SEM_NOGPFAULTERRORBOX|
msvcrt.SEM_NOOPENFILEERRORBOX)
try:
msvcrt.CrtSetReportMode
except AttributeError:
# release build
return
for m in [msvcrt.CRT_WARN, msvcrt.CRT_ERROR, msvcrt.CRT_ASSERT]:
if verbose:
msvcrt.CrtSetReportMode(m, msvcrt.CRTDBG_MODE_FILE)
msvcrt.CrtSetReportFile(m, msvcrt.CRTDBG_FILE_STDERR)
else:
msvcrt.CrtSetReportMode(m, 0)
def replace_stdout():
"""Set stdout encoder error handler to backslashreplace (as stderr error
handler) to avoid UnicodeEncodeError when printing a traceback"""