def test_read_pid_raises_IOError(self):
exc = IOError()
exc.errno = errno.EAGAIN
with mock_open(side_effect=exc):
p = Pidfile('/var/pid')
with self.assertRaises(IOError):
p.read_pid()
def test_read_pid_bogus_pidfile(self):
with mock_open() as s:
s.write('eighteensixteen\n')
s.seek(0)
p = Pidfile('/var/pid')
with self.assertRaises(ValueError):
p.read_pid()
def test_read_pid_partially_written(self):
with mock_open() as s:
s.write('1816')
s.seek(0)
p = Pidfile('/var/pid')
with self.assertRaises(ValueError):
p.read_pid()
def test_remove_if_stale_no_pidfile(self):
p = Pidfile('/var/pid')
p.read_pid = Mock()
p.read_pid.return_value = None
p.remove = Mock()
self.assertTrue(p.remove_if_stale())
p.remove.assert_called_with()
def test_remove_if_stale_broken_pid(self):
with override_stdouts():
p = Pidfile('/var/pid')
p.read_pid = Mock()
p.read_pid.side_effect = ValueError()
p.remove = Mock()
self.assertTrue(p.remove_if_stale())
p.remove.assert_called_with()
def test_remove_if_stale_process_dead(self, kill):
with override_stdouts():
p = Pidfile('/var/pid')
p.read_pid = Mock()
p.read_pid.return_value = 1816
p.remove = Mock()
exc = OSError()
exc.errno = errno.ESRCH
kill.side_effect = exc
self.assertTrue(p.remove_if_stale())
kill.assert_called_with(1816, 0)
p.remove.assert_called_with()
def test_remove_if_stale_process_alive(self, kill):
p = Pidfile('/var/pid')
p.read_pid = Mock()
p.read_pid.return_value = 1816
kill.return_value = 0
self.assertFalse(p.remove_if_stale())
kill.assert_called_with(1816, 0)
p.read_pid.assert_called_with()
kill.side_effect = OSError()
kill.side_effect.errno = errno.ENOENT
self.assertFalse(p.remove_if_stale())
def test_remove_if_stale_process_dead(self, kill):
with conftest.stdouts():
p = Pidfile('/var/pid')
p.read_pid = Mock()
p.read_pid.return_value = 1816
p.remove = Mock()
exc = OSError()
exc.errno = errno.ESRCH
kill.side_effect = exc
assert p.remove_if_stale()
kill.assert_called_with(1816, 0)
p.remove.assert_called_with()
def test_remove_if_stale_process_alive(self, kill):
p = Pidfile('/var/pid')
p.read_pid = Mock()
p.read_pid.return_value = 1816
kill.return_value = 0
assert not p.remove_if_stale()
kill.assert_called_with(1816, 0)
p.read_pid.assert_called_with()
kill.side_effect = OSError()
kill.side_effect.errno = errno.ENOENT
assert not p.remove_if_stale()
def test_read_pid_raises_ENOENT(self):
exc = IOError()
exc.errno = errno.ENOENT
with mock.open(side_effect=exc):
p = Pidfile('/var/pid')
assert p.read_pid() is None
def test_read_pid(self):
with mock.open() as s:
s.write('1816\n')
s.seek(0)
p = Pidfile('/var/pid')
assert p.read_pid() == 1816
def test_read_pid_raises_ENOENT(self):
exc = IOError()
exc.errno = errno.ENOENT
with mock_open(side_effect=exc):
p = Pidfile('/var/pid')
self.assertIsNone(p.read_pid())
def test_read_pid(self):
with mock_open() as s:
s.write('1816\n')
s.seek(0)
p = Pidfile('/var/pid')
self.assertEqual(p.read_pid(), 1816)
def test_read_pid(self):
with mock.open() as s:
s.write('1816\n')
s.seek(0)
p = Pidfile('/var/pid')
assert p.read_pid() == 1816
def test_read_pid(self):
with mock_open() as s:
s.write('1816\n')
s.seek(0)
p = Pidfile('/var/pid')
self.assertEqual(p.read_pid(), 1816)
