| # Copyright 2021 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """Unittests for prctl.py module.""" |
| |
| import ctypes |
| import signal |
| |
| from chromite.lib import cros_test_lib |
| from chromite.utils import prctl |
| |
| |
| class PrctlTests(cros_test_lib.TestCase): |
| """Tests for prctl().""" |
| |
| def test_pdeathsig(self): |
| """Check basic functionality with PDEATHSIG option.""" |
| # This should be safe to play with as we should exit before the parent. |
| self.assertEqual(0, prctl.prctl(prctl.Option.SET_PDEATHSIG, signal.SIGQUIT)) |
| arg2 = ctypes.c_int() |
| self.assertEqual( |
| 0, prctl.prctl(prctl.Option.GET_PDEATHSIG, ctypes.byref(arg2))) |
| self.assertEqual(signal.SIGQUIT, arg2.value) |
