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-rw-r--r--Lib/test/test_subprocess.py41
1 files changed, 22 insertions, 19 deletions
diff --git a/Lib/test/test_subprocess.py b/Lib/test/test_subprocess.py
index 4c6e159..4052c5e 100644
--- a/Lib/test/test_subprocess.py
+++ b/Lib/test/test_subprocess.py
@@ -2563,37 +2563,40 @@ class POSIXProcessTestCase(BaseTestCase):
proc.communicate(timeout=999)
mock_proc_stdin.close.assert_called_once_with()
- @unittest.skipIf(not ctypes, 'ctypes module required.')
- @unittest.skipIf(not sys.executable, 'Test requires sys.executable.')
+ @unittest.skipIf(not ctypes, 'ctypes module required')
+ @unittest.skipIf(not sys.executable, 'Test requires sys.executable')
def test_child_terminated_in_stopped_state(self):
"""Test wait() behavior when waitpid returns WIFSTOPPED; issue29335."""
PTRACE_TRACEME = 0 # From glibc and MacOS (PT_TRACE_ME).
libc_name = ctypes.util.find_library('c')
libc = ctypes.CDLL(libc_name)
if not hasattr(libc, 'ptrace'):
- raise unittest.SkipTest('ptrace() required.')
- test_ptrace = subprocess.Popen(
- [sys.executable, '-c', """if True:
+ raise unittest.SkipTest('ptrace() required')
+
+ code = textwrap.dedent(f"""
import ctypes
+ import faulthandler
+ from test.support import SuppressCrashReport
+
libc = ctypes.CDLL({libc_name!r})
libc.ptrace({PTRACE_TRACEME}, 0, 0)
- """.format(libc_name=libc_name, PTRACE_TRACEME=PTRACE_TRACEME)
- ])
- if test_ptrace.wait() != 0:
- raise unittest.SkipTest('ptrace() failed - unable to test.')
- child = subprocess.Popen(
- [sys.executable, '-c', """if True:
- import ctypes, faulthandler
- libc = ctypes.CDLL({libc_name!r})
- libc.ptrace({PTRACE_TRACEME}, 0, 0)
- faulthandler._sigsegv() # Crash the process.
- """.format(libc_name=libc_name, PTRACE_TRACEME=PTRACE_TRACEME)
- ])
+ """)
+
+ child = subprocess.Popen([sys.executable, '-c', code])
+ if child.wait() != 0:
+ raise unittest.SkipTest('ptrace() failed - unable to test')
+
+ code += textwrap.dedent(f"""
+ with SuppressCrashReport():
+ # Crash the process
+ faulthandler._sigsegv()
+ """)
+ child = subprocess.Popen([sys.executable, '-c', code])
try:
returncode = child.wait()
- except Exception as e:
+ except:
child.kill() # Clean up the hung stopped process.
- raise e
+ raise
self.assertNotEqual(0, returncode)
self.assertLess(returncode, 0) # signal death, likely SIGSEGV.