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/* test *time_t code, for libreswan
*
* Copyright (C) 2019 Andrew Cagney
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Library General Public License as published by
* the Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <https://www.gnu.org/licenses/lgpl-2.1.txt>.
*
* This library 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 Library General Public
* License for more details.
*
*/
#include <stdio.h>
#include <string.h>
#include "deltatime.h"
#include "timecheck.h"
#include "lswcdefs.h" /* for elemsof() */
#include "constants.h" /* for bool_str() */
#include "timescale.h"
struct test_op {
intmax_t lms, rms;
const char *str;
};
#define CHECK_DELTATIME_OP(OP) \
check_deltatime_op(test_deltatime_##OP, \
elemsof(test_deltatime_##OP), \
deltatime_##OP, #OP)
static void check_deltatime_op(const struct test_op *tests, size_t nr_tests,
deltatime_t (*op)(deltatime_t, deltatime_t),
const char *op_name)
{
for (unsigned i = 0; i < nr_tests; i++) {
const struct test_op *t = &tests[i];
deltatime_t l = deltatime_from_milliseconds(t->lms);
deltatime_t r = deltatime_from_milliseconds(t->rms);
deltatime_buf buf;
const char *str = str_deltatime(op(l, r), &buf);
FILE *out = (strcmp(str, t->str) == 0) ? stdout : stderr;
fprintf(out, "str_deltatime(deltatime_%s(%jdms, %jdms)) == %s",
op_name, t->lms, t->rms, t->str);
if (out == stderr) {
fprintf(out, "; FAIL: returned %s", str);
fails++;
}
fprintf(out, "\n");
}
}
static void check_ttodeltatime(void)
{
static const struct test_ttodeltatime {
const char *str;
intmax_t us;
enum timescale timescale;
bool ok;
} test_ttodeltatime[] = {
/* scale */
{ "1", (uintmax_t)1, TIMESCALE_MICROSECONDS, true, },
{ "1", (uintmax_t)1*1000, TIMESCALE_MILLISECONDS, true, },
{ "1", (uintmax_t)1*1000*1000, TIMESCALE_SECONDS, true, },
{ "1", (uintmax_t)1*1000*1000*60, TIMESCALE_MINUTES, true, },
{ "1", (uintmax_t)1*1000*1000*60*60, TIMESCALE_HOURS, true, },
{ "1", (uintmax_t)1*1000*1000*60*60*24, TIMESCALE_DAYS, true, },
{ "1", (uintmax_t)1*1000*1000*60*60*24*7, TIMESCALE_WEEKS, true, },
/* suffix */
{ "1us", (uintmax_t)1, TIMESCALE_SECONDS, true, },
{ "1ms", (uintmax_t)1*1000, TIMESCALE_SECONDS, true, },
{ "1s", (uintmax_t)1*1000*1000, TIMESCALE_SECONDS, true, },
{ "1m", (uintmax_t)1*1000*1000*60, TIMESCALE_SECONDS, true, },
{ "1h", (uintmax_t)1*1000*1000*60*60, TIMESCALE_SECONDS, true, },
{ "1d", (uintmax_t)1*1000*1000*60*60*24, TIMESCALE_SECONDS, true, },
{ "1w", (uintmax_t)1*1000*1000*60*60*24*7, TIMESCALE_SECONDS, true, },
/* fractions */
{ "1.234", (uintmax_t)1234*1000, TIMESCALE_SECONDS, true, },
{ ".034", (uintmax_t) 34*1000, TIMESCALE_SECONDS, true, },
{ "2.", (uintmax_t)2000*1000, TIMESCALE_SECONDS, true, },
{ "0.1ms", (uintmax_t) 100, TIMESCALE_SECONDS, true, },
{ "0.5m", (uintmax_t) 30*1000*1000, TIMESCALE_SECONDS, true, },
/* error */
{ "", (uintmax_t)0, TIMESCALE_SECONDS, false, },
{ "1x", (uintmax_t)0, TIMESCALE_MILLISECONDS, false, },
{ "x1", (uintmax_t)0, TIMESCALE_MILLISECONDS, false, },
{ "1mm", (uintmax_t)0, TIMESCALE_MILLISECONDS, false, },
{ "1seconds", (uintmax_t)0, TIMESCALE_MILLISECONDS, false, },
{ "1 s", (uintmax_t)0, TIMESCALE_MILLISECONDS, false, },
{ "0x10", (uintmax_t)0, TIMESCALE_SECONDS, false, },
{ "0.1", (uintmax_t)0, TIMESCALE_MICROSECONDS, false, },
{ "0.1x", (uintmax_t)0, TIMESCALE_SECONDS, false, },
{ ".ms", (uintmax_t)0, TIMESCALE_SECONDS, false, },
{ ".", (uintmax_t)0, TIMESCALE_SECONDS, false, },
};
for (unsigned i = 0; i < elemsof(test_ttodeltatime); i++) {
const struct test_ttodeltatime *t = &test_ttodeltatime[i];
fprintf(stdout, "ttodeltatime(%s, "PRI_SCALE") ok=%s\n",
t->str, pri_timescale(t->timescale), bool_str(t->ok));
deltatime_t d;
diag_t diag = ttodeltatime(t->str, &d, t->timescale);
if (t->ok) {
if (diag != NULL) {
fprintf(stderr, "FAIL: ttodeltatime(%s, "PRI_TIMESCALE") unexpectedly returned: %s\n",
t->str, pri_timescale(t->timescale), str_diag(diag));
fails++;
return;
}
} else if (diag == NULL) {
fprintf(stderr, "FAIL: ttodeltatime(%s, "PRI_TIMESCALE") unexpectedly succeeded\n",
t->str, pri_timescale(t->timescale));
fails++;
return;
} else {
pfree_diag(&diag);
}
intmax_t microseconds = microseconds_from_deltatime(d);
if (microseconds != t->us) {
fprintf(stderr, "FAIL: ttodeltatime(%s, "PRI_TIMESCALE") returned %jd, expecting %jd\n",
t->str, pri_timescale(t->timescale), microseconds, t->us);
fails++;
return;
}
}
}
void check_deltatime(void)
{
char what[1000];
static const struct test_str_deltatime {
intmax_t ms;
const char *str;
} test_str_deltatime[] = {
{ 1000, "1" },
{ -1000, "-1" },
{ - 100, "-0.1" },
};
for (unsigned i = 0; i < elemsof(test_str_deltatime); i++) {
const struct test_str_deltatime *t = &test_str_deltatime[i];
deltatime_t d = deltatime_from_milliseconds(t->ms);
deltatime_buf buf;
const char *str = str_deltatime(d, &buf);
snprintf(what, sizeof(what), "str_deltatime(%jdms) == %s", t->ms, t->str);
if (strcmp(str, t->str) != 0) {
fprintf(stderr, "FAIL: %s vs %s\n", what, str);
fails++;
} else {
printf("%s\n", what);
}
}
static const struct test_op test_deltatime_max[] = {
{ 1000, 100, "1" },
{ -1000, 0, "0" },
{ - 100, -200, "-0.1" },
};
CHECK_DELTATIME_OP(max);
static const struct test_op test_deltatime_min[] = {
{ 1000, 100, "0.1" },
{ -1000, 0, "-1" },
{ - 100, -200, "-0.2" },
};
CHECK_DELTATIME_OP(min);
static const struct test_op test_deltatime_add[] = {
{ 1000, 100, "1.1" },
{ -1000, 0, "-1" },
{ - 100, -200, "-0.3" },
};
CHECK_DELTATIME_OP(add);
static const struct test_op test_deltatime_sub[] = {
{ 1000, 100, "0.9" },
{ -1000, 0, "-1" },
{ - 100, -200, "0.1" },
};
CHECK_DELTATIME_OP(sub);
CHECK_TIME_CMP_SECONDS(deltatime);
CHECK_TIME_CMP_MILLISECONDS(deltatime);
check_ttodeltatime();
}
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