53e1b68390
This follows what the kernel is doing, c.f. https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5fd54ace4721fc5ce2bb5aef6318fcf17f421460.
132 lines
4.1 KiB
C
132 lines
4.1 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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/***
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This file is part of systemd.
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Copyright 2012 Lennart Poettering
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include <string.h>
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#include "alloc-util.h"
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#include "string-util.h"
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#include "util.h"
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static void test_should_pass(const char *p) {
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usec_t t, q;
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char buf[FORMAT_TIMESTAMP_MAX], buf_relative[FORMAT_TIMESTAMP_RELATIVE_MAX];
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log_info("Test: %s", p);
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assert_se(parse_timestamp(p, &t) >= 0);
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assert_se(format_timestamp_us(buf, sizeof(buf), t));
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log_info("\"%s\" → \"%s\"", p, buf);
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assert_se(parse_timestamp(buf, &q) >= 0);
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if (q != t) {
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char tmp[FORMAT_TIMESTAMP_MAX];
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log_error("round-trip failed: \"%s\" → \"%s\"",
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buf, format_timestamp_us(tmp, sizeof(tmp), q));
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}
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assert_se(q == t);
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assert_se(format_timestamp_relative(buf_relative, sizeof(buf_relative), t));
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log_info("%s", strna(buf_relative));
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}
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static void test_should_parse(const char *p) {
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usec_t t;
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log_info("Test: %s", p);
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assert_se(parse_timestamp(p, &t) >= 0);
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log_info("\"%s\" → \"@%" PRI_USEC "\"", p, t);
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}
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static void test_should_fail(const char *p) {
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usec_t t;
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int r;
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log_info("Test: %s", p);
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r = parse_timestamp(p, &t);
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if (r >= 0)
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log_info("\"%s\" → \"@%" PRI_USEC "\" (unexpected)", p, t);
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else
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log_info("parse_timestamp() returns %d (expected)", r);
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assert_se(r < 0);
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}
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static void test_one(const char *p) {
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_cleanup_free_ char *with_utc;
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with_utc = strjoin(p, " UTC");
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test_should_pass(p);
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test_should_pass(with_utc);
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}
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static void test_one_noutc(const char *p) {
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_cleanup_free_ char *with_utc;
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with_utc = strjoin(p, " UTC");
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test_should_pass(p);
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test_should_fail(with_utc);
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}
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int main(int argc, char *argv[]) {
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log_set_max_level(LOG_DEBUG);
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log_parse_environment();
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log_open();
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test_one("17:41");
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test_one("18:42:44");
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test_one("18:42:44.0");
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test_one("18:42:44.999999999999");
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test_one("12-10-02 12:13:14");
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test_one("12-10-2 12:13:14");
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test_one("12-10-03 12:13");
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test_one("2012-12-30 18:42");
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test_one("2012-10-02");
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test_one("Tue 2012-10-02");
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test_one("yesterday");
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test_one("today");
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test_one("tomorrow");
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test_one_noutc("16:20 UTC");
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test_one_noutc("16:20 Asia/Seoul");
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test_one_noutc("tomorrow Asia/Seoul");
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test_one_noutc("2012-12-30 18:42 Asia/Seoul");
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test_one_noutc("now");
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test_one_noutc("+2d");
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test_one_noutc("+2y 4d");
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test_one_noutc("5months ago");
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test_one_noutc("@1395716396");
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test_should_parse("1970-1-1 UTC");
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test_should_pass("1970-1-1 00:00:01 UTC");
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test_should_fail("1969-12-31 UTC");
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test_should_fail("-100y");
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test_should_fail("today UTC UTC");
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test_should_fail("now Asia/Seoul");
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test_should_fail("+2d Asia/Seoul");
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test_should_fail("@1395716396 Asia/Seoul");
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#if SIZEOF_TIME_T == 8
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test_should_pass("9999-12-30 23:59:59 UTC");
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test_should_fail("9999-12-31 00:00:00 UTC");
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test_should_fail("10000-01-01 00:00:00 UTC");
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#elif SIZEOF_TIME_T == 4
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test_should_pass("2038-01-19 03:14:07 UTC");
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test_should_fail("2038-01-19 03:14:08 UTC");
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#endif
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return 0;
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}
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