// SPDX-License-Identifier: GPL-2.0+ /* * comedi/drivers/tests/comedi_example_test.c * Example set of unit tests. * * COMEDI - Linux Control and Measurement Device Interface * Copyright (C) 2016 Spencer E. Olson <olsonse@umich.edu> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #include <linux/module.h> #include "unittest.h" /* *** BEGIN fake board data *** */ struct comedi_device { const char *board_name; int item; }; static struct comedi_device dev = { .board_name = "fake_device", }; /* *** END fake board data *** */ /* *** BEGIN fake data init *** */ static void init_fake(void) { dev.item = 10; } /* *** END fake data init *** */ static void test0(void) { init_fake(); unittest(dev.item != 11, "negative result\n"); unittest(dev.item == 10, "positive result\n"); } /* **** BEGIN simple module entry/exit functions **** */ static int __init unittest_enter(void) { static const unittest_fptr unit_tests[] = { test0, NULL, }; exec_unittests("example", unit_tests); return 0; } static void __exit unittest_exit(void) { } module_init(unittest_enter); module_exit(unittest_exit); MODULE_AUTHOR("Spencer Olson <olsonse@umich.edu>"); MODULE_DESCRIPTION("Comedi unit-tests example"); MODULE_LICENSE("GPL"); /* **** END simple module entry/exit functions **** */