| 1 | #include <stdlib.h> |
|---|---|
| 2 | #include <stdio.h> |
| 3 | #include <string.h> |
| 4 | #include <time.h> |
| 5 | |
| 6 | static int |
| 7 | do_test (void) |
| 8 | { |
| 9 | struct tm time_str, *tm; |
| 10 | time_t t; |
| 11 | char daybuf[20]; |
| 12 | int result; |
| 13 | |
| 14 | time_str.tm_year = 2001 - 1900; |
| 15 | time_str.tm_mon = 7 - 1; |
| 16 | time_str.tm_mday = 4; |
| 17 | time_str.tm_hour = 0; |
| 18 | time_str.tm_min = 0; |
| 19 | time_str.tm_sec = 1; |
| 20 | time_str.tm_isdst = -1; |
| 21 | |
| 22 | if (mktime (&time_str) == -1) |
| 23 | { |
| 24 | (void) puts (s: "-unknown-"); |
| 25 | result = 1; |
| 26 | } |
| 27 | else |
| 28 | { |
| 29 | (void) strftime (daybuf, sizeof (daybuf), "%A", &time_str); |
| 30 | (void) puts (s: daybuf); |
| 31 | result = strcmp (daybuf, "Wednesday") != 0; |
| 32 | } |
| 33 | |
| 34 | setenv (name: "TZ", value: "EST+5", replace: 1); |
| 35 | #define EVENING69 1 * 60 * 60 + 2 * 60 + 29 |
| 36 | t = EVENING69; |
| 37 | tm = localtime (&t); |
| 38 | if (tm == NULL) |
| 39 | { |
| 40 | (void) puts (s: "localtime returned NULL"); |
| 41 | result = 1; |
| 42 | } |
| 43 | else |
| 44 | { |
| 45 | time_str = *tm; |
| 46 | t = mktime (&time_str); |
| 47 | if (t != EVENING69) |
| 48 | { |
| 49 | printf (format: "mktime returned %ld, expected %d\n", |
| 50 | (long) t, EVENING69); |
| 51 | result = 1; |
| 52 | } |
| 53 | else |
| 54 | (void) puts (s: "Dec 31 1969 EST test passed"); |
| 55 | |
| 56 | setenv (name: "TZ", value: "CET-1", replace: 1); |
| 57 | t = mktime (&time_str); |
| 58 | #define EVENING69_CET (EVENING69 - (5 - -1) * 60 * 60) |
| 59 | if (t != EVENING69_CET) |
| 60 | { |
| 61 | printf (format: "mktime returned %ld, expected %ld\n", |
| 62 | (long) t, (long) EVENING69_CET); |
| 63 | result = 1; |
| 64 | } |
| 65 | else |
| 66 | (void) puts (s: "Dec 31 1969 CET test passed"); |
| 67 | } |
| 68 | |
| 69 | return result; |
| 70 | } |
| 71 | |
| 72 | #define TEST_FUNCTION do_test () |
| 73 | #include "../test-skeleton.c" |
| 74 |