/* SPDX-License-Identifier: GPL-2.0+ */
/*
* 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 <[email protected]>
* 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 */