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changeset 49234:9dad328434c7 stable

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tests: work around non-thread-safeness of sysconfig.get_config_var()
author Manuel Jacob <me@manueljacob.de>
date Sun, 29 May 2022 14:44:19 +0200
parents 9ea9445c3223
children 201222849987
files tests/run-tests.py
diffstat 1 files changed, 6 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/tests/run-tests.py	Tue May 24 11:19:24 2022 +0200
+++ b/tests/run-tests.py	Sun May 29 14:44:19 2022 +0200
@@ -1000,6 +1000,10 @@
     return killmod.killdaemons(pidfile, tryhard=False, remove=True, logfn=vlog)
 
 
+# sysconfig is not thread-safe (https://github.com/python/cpython/issues/92452)
+sysconfiglock = threading.Lock()
+
+
 class Test(unittest.TestCase):
     """Encapsulates a single, runnable test.
 
@@ -1430,7 +1434,8 @@
             env["HGPORT%s" % offset] = '%s' % (self._startport + i)
 
         env = os.environ.copy()
-        env['PYTHONUSERBASE'] = sysconfig.get_config_var('userbase') or ''
+        with sysconfiglock:
+            env['PYTHONUSERBASE'] = sysconfig.get_config_var('userbase') or ''
         env['HGEMITWARNINGS'] = '1'
         env['TESTTMP'] = _bytes2sys(self._testtmp)
         # the FORWARD_SLASH version is useful when running `sh` on non unix