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/* SPDX-License-Identifier: GPL-3.0-or-later */
/*
* test.h
*
* Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
*/
#ifndef TEST_H
#define TEST_H
#include <stdlib.h>
#include <string.h>
#include <limits.h>
#include <stdio.h>
#include <errno.h>
#if defined(__GNUC__) || defined(__clang__)
# define ATTRIB_UNUSED __attribute__ ((unused))
#else
# define ATTRIB_UNUSED
#endif
static ATTRIB_UNUSED FILE *test_open_read(const char *path)
{
FILE *fp = fopen(path, "rb");
if (fp == NULL) {
perror(path);
abort();
}
return fp;
}
static ATTRIB_UNUSED void test_assert(const char *expr, int value,
int linenum)
{
if (value == 0) {
fprintf(stderr, "%d: '%s' is false!\n", linenum, expr);
abort();
}
}
static ATTRIB_UNUSED void test_str_equal(const char *expr, const char *value,
const char *ref, int linenum)
{
if (strcmp(value, ref) != 0) {
fprintf(stderr,
"%d: '%s' should be '%s', but actually is '%s'!\n",
linenum, expr, ref, value);
abort();
}
}
static ATTRIB_UNUSED void test_not_null(const void *value, const char *expr,
int linenum)
{
if (value == NULL) {
fprintf(stderr, "%d: '%s' should not be NULL, but is!\n",
linenum, expr);
abort();
}
}
static ATTRIB_UNUSED void test_null(const void *value, const char *expr,
int linenum)
{
if (value != NULL) {
fprintf(stderr, "%d: '%s' should be NULL, but is!\n",
linenum, expr);
abort();
}
}
static ATTRIB_UNUSED void test_equal_ul(const char *lhs, const char *rhs,
unsigned long lval, unsigned long rval,
int linenum)
{
if (lval != rval) {
fprintf(stderr, "%d: %s (%lu) does not equal %s (%lu)!\n",
linenum, lhs, lval, rhs, rval);
abort();
}
}
static ATTRIB_UNUSED void test_equal_sl(const char *lhs, const char *rhs,
long lval, long rval, int linenum)
{
if (lval != rval) {
fprintf(stderr, "%d: %s (%ld) does not equal %s (%ld)!\n",
linenum, lhs, lval, rhs, rval);
abort();
}
}
static ATTRIB_UNUSED void test_lt_ul(const char *lhs, const char *rhs,
unsigned long lval, unsigned long rval,
int linenum)
{
if (lval >= rval) {
fprintf(stderr, "%d: %s (%lu) is not less than %s (%lu)!\n",
linenum, lhs, lval, rhs, rval);
abort();
}
}
#define TEST_STR_EQUAL(str, ref) test_str_equal(#str, str, ref, __LINE__)
#define TEST_NULL(expr) test_null(expr, #expr, __LINE__)
#define TEST_NOT_NULL(expr) test_not_null(expr, #expr, __LINE__)
#define TEST_EQUAL_I(a, b) test_equal_sl(#a, #b, a, b, __LINE__)
#define TEST_EQUAL_UI(a, b) test_equal_ul(#a, #b, a, b, __LINE__)
#define TEST_LESS_THAN_UI(a, b) test_lt_ul(#a, #b, a, b, __LINE__)
#define TEST_ASSERT(expr) test_assert(#expr, (expr), __LINE__)
#endif /* TEST_H */
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