self.assertEqual(1, yardstick_ns_cli.validate_input(5, 4))
subprocess.call = mock.Mock(return_value=0)
self.assertEqual(0, yardstick_ns_cli.validate_input(2, 4))
self.assertEqual(1, yardstick_ns_cli.validate_input(5, 4))
subprocess.call = mock.Mock(return_value=0)
self.assertEqual(0, yardstick_ns_cli.validate_input(2, 4))