| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* vim: set ts=8 sw=8 noet tw=80 nowrap: */ |
| /* |
| * comedi/drivers/tests/unittest.h |
| * Simple framework for unittests for comedi drivers. |
| * |
| * COMEDI - Linux Control and Measurement Device Interface |
| * Copyright (C) 2016 Spencer E. Olson <olsonse@umich.edu> |
| * based of parts of drivers/of/unittest.c |
| * |
| * 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. |
| */ |
| |
| #ifndef _COMEDI_DRIVERS_TESTS_UNITTEST_H |
| #define _COMEDI_DRIVERS_TESTS_UNITTEST_H |
| |
| static struct unittest_results { |
| int passed; |
| int failed; |
| } unittest_results; |
| |
| typedef void *(*unittest_fptr)(void); |
| |
| #define unittest(result, fmt, ...) ({ \ |
| bool failed = !(result); \ |
| if (failed) { \ |
| ++unittest_results.failed; \ |
| pr_err("FAIL %s():%i " fmt, __func__, __LINE__, \ |
| ##__VA_ARGS__); \ |
| } else { \ |
| ++unittest_results.passed; \ |
| pr_debug("pass %s():%i " fmt, __func__, __LINE__, \ |
| ##__VA_ARGS__); \ |
| } \ |
| failed; \ |
| }) |
| |
| /** |
| * Execute an array of unit tests. |
| * @name: Name of set of unit tests--will be shown at INFO log level. |
| * @unit_tests: A null-terminated list of unit tests to execute. |
| */ |
| static inline void exec_unittests(const char *name, |
| const unittest_fptr *unit_tests) |
| { |
| pr_info("begin comedi:\"%s\" unittests\n", name); |
| |
| for (; (*unit_tests) != NULL; ++unit_tests) |
| (*unit_tests)(); |
| |
| pr_info("end of comedi:\"%s\" unittests - %i passed, %i failed\n", name, |
| unittest_results.passed, unittest_results.failed); |
| } |
| |
| #endif /* _COMEDI_DRIVERS_TESTS_UNITTEST_H */ |