xref: /freebsd/lib/libc/tests/stdtime/strptime_test.c (revision b64c5a0ace59af62eff52bfe110a521dc73c937b)
1 /*-
2  * Copyright (c) 2024 Dag-Erling Smørgrav
3  *
4  * SPDX-License-Identifier: BSD-2-Clause
5  */
6 
7 #include <time.h>
8 
9 #include <atf-c.h>
10 
11 ATF_TC_WITHOUT_HEAD(dayofweek);
12 ATF_TC_BODY(dayofweek, tc)
13 {
14 	static const struct {
15 		const char *str;
16 		int wday;
17 	} cases[] = {
18 		{ "1582-12-20", 1 },
19 		{ "1700-03-01", 1 },
20 		{ "1752-09-14", 4 },
21 		{ "1800-12-31", 3 },
22 		{ "1801-01-01", 4 },
23 		{ "1900-12-31", 1 },
24 		{ "1901-01-01", 2 },
25 		{ "2000-12-31", 0 },
26 		{ "2001-01-01", 1 },
27 		{ "2100-12-31", 5 },
28 		{ "2101-01-01", 6 },
29 		{ "2200-12-31", 3 },
30 		{ "2201-01-01", 4 },
31 		{ },
32 	};
33 	struct tm tm;
34 
35 	for (unsigned int i = 0; cases[i].str != NULL; i++) {
36 		if (strptime(cases[i].str, "%Y-%m-%d", &tm) == NULL) {
37 			atf_tc_fail_nonfatal("failed to parse %s",
38 			    cases[i].str);
39 		} else if (tm.tm_wday != cases[i].wday) {
40 			atf_tc_fail_nonfatal("expected %d for %s, got %d",
41 			    cases[i].wday, cases[i].str, tm.tm_wday);
42 		}
43 	}
44 }
45 
46 ATF_TP_ADD_TCS(tp)
47 {
48 	ATF_TP_ADD_TC(tp, dayofweek);
49 	return (atf_no_error());
50 }
51