diff options
Diffstat (limited to 'tests/xtime.c')
| -rw-r--r-- | tests/xtime.c | 34 |
1 files changed, 22 insertions, 12 deletions
diff --git a/tests/xtime.c b/tests/xtime.c index c8dc00b..ec499d8 100644 --- a/tests/xtime.c +++ b/tests/xtime.c @@ -137,6 +137,24 @@ static bool check_one_xtimegm(const struct tm *tm) { return ret; } +/** Check an overflowing xtimegm() call. */ +static bool check_xtimegm_overflow(const struct tm *tm) { + struct tm copy = *tm; + time_t time = 123; + + bool ret = true; + ret &= bfs_check(xtimegm(©, &time) == -1 && errno == EOVERFLOW); + ret &= bfs_check(tm_equal(©, tm)); + ret &= bfs_check(time == 123); + + if (!ret) { + bfs_diag("xtimegm(): " TM_FORMAT, TM_PRINTF(copy)); + bfs_diag("(input): " TM_FORMAT, TM_PRINTF(*tm)); + } + + return ret; +} + /** xtimegm() tests. */ static bool check_xtimegm(void) { bool ret = true; @@ -144,7 +162,6 @@ static bool check_xtimegm(void) { struct tm tm = { .tm_isdst = -1, }; - time_t time; // Check equivalence with mktime() for (tm.tm_year = 10; tm.tm_year <= 200; tm.tm_year += 10) @@ -157,17 +174,10 @@ static bool check_xtimegm(void) { } // Check integer overflow cases - tm = (struct tm){ .tm_sec = INT_MAX, .tm_min = INT_MAX }; - ret &= bfs_check(xtimegm(&tm, &time) == -1 && errno == EOVERFLOW); - - tm = (struct tm){ .tm_min = INT_MAX, .tm_hour = INT_MAX }; - ret &= bfs_check(xtimegm(&tm, &time) == -1 && errno == EOVERFLOW); - - tm = (struct tm){ .tm_hour = INT_MAX, .tm_mday = INT_MAX }; - ret &= bfs_check(xtimegm(&tm, &time) == -1 && errno == EOVERFLOW); - - tm = (struct tm){ .tm_mon = INT_MAX, .tm_year = INT_MAX }; - ret &= bfs_check(xtimegm(&tm, &time) == -1 && errno == EOVERFLOW); + check_xtimegm_overflow(&(struct tm) { .tm_sec = INT_MAX, .tm_min = INT_MAX }); + check_xtimegm_overflow(&(struct tm) { .tm_min = INT_MAX, .tm_hour = INT_MAX }); + check_xtimegm_overflow(&(struct tm) { .tm_hour = INT_MAX, .tm_mday = INT_MAX }); + check_xtimegm_overflow(&(struct tm) { .tm_mon = INT_MAX, .tm_year = INT_MAX }); return ret; } |