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bpo-30817: Fix PyErr_PrintEx() when no memory (#2526)

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xdegaye 2017-10-23 18:08:41 +02:00 • committed by GitHub
parent 4ffd4653a7
commit 66caacf2f0
3 changed files with 29 additions and 4 deletions
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19
Lib/test/test_exceptions.py
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@ -10,7 +10,7 @@ import errno
from test.support import (TESTFN, captured_stderr, check_impl_detail,
check_warnings, cpython_only, gc_collect, run_unittest,
no_tracing, unlink, import_module)
no_tracing, unlink, import_module, script_helper)
class NaiveException(Exception):
def __init__(self, x):
@ -1097,6 +1097,23 @@ class ExceptionTests(unittest.TestCase):
self.assertIn("test message", report)
self.assertTrue(report.endswith("\n"))
@cpython_only
def test_memory_error_in_PyErr_PrintEx(self):
code = """if 1:
import _testcapi
class C(): pass
_testcapi.set_nomemory(0, %d)
C()
"""
# Issue #30817: Abort in PyErr_PrintEx() when no memory.
# Span a large range of tests as the CPython code always evolves with
# changes that add or remove memory allocations.
for i in range(1, 20):
rc, out, err = script_helper.assert_python_failure("-c", code % i)
self.assertIn(rc, (1, 120))
self.assertIn(b'MemoryError', err)
def test_yield_in_nested_try_excepts(self):
#Issue #25612
class MainError(Exception):