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/* libmisc/tests/test_log.c - Tests for <libmisc/log.h>
*
* Copyright (C) 2024 Luke T. Shumaker <lukeshu@lukeshu.com>
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
#define _GNU_SOURCE /* for vasprintf() */
#include <stdarg.h> /* for va_list */
#include <stdio.h> /* for vasprintf() */
#include <stdlib.h> /* for free() */
#include <string.h> /* for strcmp() */
#define LOG_NAME FROBNICATE
#include <libmisc/log.h>
#include <libmisc/_intercept.h>
#include "test.h"
/* Intercept output ***********************************************************/
static char *log_output = NULL;
int __lm_printf(const char *format, ...) {
va_list va;
va_start(va, format);
int ret = vasprintf(&log_output, format, va);
va_end(va);
return ret;
}
/* Actual tests ***************************************************************/
#define should_print(_exp, cmd) do { \
char *exp = _exp; \
test_assert(!log_output); \
cmd; \
if (!exp) \
test_assert(!log_output); \
else { \
test_assert(log_output); \
if (strcmp(log_output, exp)) { \
printf("exp = \"%s\"\n" \
"act = \"%s\"\n", \
exp, log_output); \
test_assert(0); \
} \
} \
if (log_output) { \
free(log_output); \
log_output = NULL; \
} \
} while (0)
int main() {
should_print("error: FROBNICATE: val=42\n",
errorf("val=%d", 42));
should_print("info : FROBNICATE: val=0\n",
infof("val=%d", 0));
#ifndef NDEBUG
#define CONFIG_FROBNICATE_DEBUG 1
should_print("debug: FROBNICATE: val=-2\n",
debugf("val=%d", -2));
#undef CONFIG_FROBNICATE_DEBUG
#define CONFIG_FROBNICATE_DEBUG 0
should_print(NULL,
debugf("val=%d", -2));
#endif
return 0;
}
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