From 458120dd40db6b4df55a4e96b650e16798ef06a0 Mon Sep 17 00:00:00 2001 From: cinap_lenrek Date: Tue, 3 May 2011 11:25:13 +0000 Subject: add hg and python --- sys/lib/python/test/test_wait4.py | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 sys/lib/python/test/test_wait4.py (limited to 'sys/lib/python/test/test_wait4.py') diff --git a/sys/lib/python/test/test_wait4.py b/sys/lib/python/test/test_wait4.py new file mode 100644 index 000000000..9f7fc14a6 --- /dev/null +++ b/sys/lib/python/test/test_wait4.py @@ -0,0 +1,37 @@ +"""This test checks for correct wait4() behavior. +""" + +import os +import time +from test.fork_wait import ForkWait +from test.test_support import TestSkipped, run_unittest, reap_children + +try: + os.fork +except AttributeError: + raise TestSkipped, "os.fork not defined -- skipping test_wait4" + +try: + os.wait4 +except AttributeError: + raise TestSkipped, "os.wait4 not defined -- skipping test_wait4" + +class Wait4Test(ForkWait): + def wait_impl(self, cpid): + for i in range(10): + # wait4() shouldn't hang, but some of the buildbots seem to hang + # in the forking tests. This is an attempt to fix the problem. + spid, status, rusage = os.wait4(cpid, os.WNOHANG) + if spid == cpid: + break + time.sleep(1.0) + self.assertEqual(spid, cpid) + self.assertEqual(status, 0, "cause = %d, exit = %d" % (status&0xff, status>>8)) + self.assertTrue(rusage) + +def test_main(): + run_unittest(Wait4Test) + reap_children() + +if __name__ == "__main__": + test_main() -- cgit v1.2.3