def test_recursionlimit_recovery(self):
if hasattr(sys, 'gettrace') and sys.gettrace():
self.skipTest('fatal error if run with a trace function')
# NOTE: this test is slightly fragile in that it depends on the current
# recursion count when executing the test being low enough so as to
# trigger the recursion recovery detection in the _Py_MakeEndRecCheck
# macro (see ceval.h).
oldlimit = sys.getrecursionlimit()
def f():
f()
try:
for i in (50, 1000):
# Issue #5392: stack overflow after hitting recursion limit twice
sys.setrecursionlimit(i)
self.assertRaises(RuntimeError, f)
self.assertRaises(RuntimeError, f)
finally:
sys.setrecursionlimit(oldlimit)
评论列表
文章目录