def test_run_without_output(self):
shell = Shell(TestShell.cmd, stdout=False, stderr=False)
expected = 0
with patch('subprocess.call', return_value=expected):
actual = shell.run()
self.assertEqual(expected, actual)
def test_run_pos_is_called_once(self):
shell = Shell(TestShell.cmd, stdout=True)
shell.run_pos = Mock()
with patch('subprocess.check_output', return_value=''):
shell.run()
shell.run_pos.assert_called_once_with()
def test_run_with_stdout_stderr(self):
shell = Shell(TestShell.cmd, stdout=True, stderr=True)
expected = 'output'
with patch('subprocess.check_output', return_value=expected):
actual = shell.run()
self.assertEqual(expected, actual)