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# Assumes that _resource_cffi is there already
from __future__ import absolute_import
import os
import py
from pypy.module.test_lib_pypy import test_resource # side-effect: skip()
from lib_pypy import _pypy_wait
def test_os_wait3():
wait3 = _pypy_wait.wait3
exit_status = 0x33
child = os.fork()
if child == 0: # in child
os._exit(exit_status)
else:
pid, status, rusage = wait3(0)
assert child == pid
assert os.WIFEXITED(status)
assert os.WEXITSTATUS(status) == exit_status
assert isinstance(rusage.ru_utime, float)
assert isinstance(rusage.ru_maxrss, int)
def test_os_wait4():
wait4 = _pypy_wait.wait4
exit_status = 0x33
child = os.fork()
if child == 0: # in child
os._exit(exit_status)
else:
pid, status, rusage = wait4(child, 0)
assert child == pid
assert os.WIFEXITED(status)
assert os.WEXITSTATUS(status) == exit_status
assert isinstance(rusage.ru_utime, float)
assert isinstance(rusage.ru_maxrss, int)
def test_errors():
py.test.raises(OSError, _pypy_wait.wait3, -999)
py.test.raises(OSError, _pypy_wait.wait4, -999, -999)
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