/* Copyright 2011-2021 David Robillard Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies. THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #undef NDEBUG #include "exess/exess.h" #include #include #include #include static const ExessDateTime local = {2001, 2, 3, false, 4, 5, 6, 0}; static const ExessDateTime utc = {2001, 2, 3, true, 4, 5, 6, 0}; static const ExessDateTime lowest = {INT16_MIN, 1, 1, false, 0, 0, 0, 0}; static const ExessDateTime highest = {INT16_MAX, 12, 31, false, 24, 0, 0, 0}; static const ExessDateTime utc_min = {INT16_MIN, 1, 1, true, 0, 0, 0, 0}; static const ExessDateTime utc_max = {INT16_MAX, 12, 31, true, 24, 0, 0, 0}; static const ExessDateTime nano = {2001, 1, 1, false, 0, 0, 0, 1}; static const ExessDateTime garbage1 = {2004, 0, 1, false, 12, 0, 0, 0}; static const ExessDateTime garbage2 = {2005, 13, 1, false, 12, 0, 0, 0}; static const ExessDateTime garbage3 = {2006, 1, 0, false, 12, 0, 0, 0}; static const ExessDateTime garbage4 = {2006, 1, 32, false, 12, 0, 0, 0}; static const ExessDateTime garbage5 = {2001, 2, 3, false, 0, 0, 0, 1000000000}; static const ExessDateTime garbage6 = {2001, 2, 3, false, 0, 0, 60, 0}; static const ExessDateTime garbage7 = {2001, 2, 3, false, 0, 60, 0, 0}; static const ExessDateTime garbage8 = {2001, 2, 3, false, 24, 0, 0, 1}; static const ExessDateTime garbage9 = {2001, 2, 3, false, 24, 0, 1, 0}; static const ExessDateTime garbage10 = {2001, 2, 3, false, 24, 1, 0, 0}; static const ExessDateTime garbage11 = {2001, 2, 3, false, 25, 0, 0, 0}; static void check_add(const char* const datetime_string, const char* const duration_string, const char* const result_string) { ExessDateTime datetime = {0, 0u, 0u, false, 0u, 0u, 0u, 0u}; ExessDuration duration = {0u, 0u, 0u}; ExessResult r = exess_read_datetime(&datetime, datetime_string); assert(!r.status); r = exess_read_duration(&duration, duration_string); assert(!r.status); const ExessDateTime result = exess_add_datetime_duration(datetime, duration); char buf[28] = {0}; r = exess_write_datetime(result, sizeof(buf), buf); assert(!r.status); assert(!strcmp(buf, result_string)); } static void check_is_underflow(const ExessDateTime datetime, const bool is_utc) { assert(datetime.year == INT16_MIN); assert(datetime.month == 0); assert(datetime.day == 0); assert(datetime.is_utc == is_utc); assert(datetime.hour == 0); assert(datetime.minute == 0); assert(datetime.second == 0); assert(datetime.nanosecond == 0); } static void check_is_overflow(const ExessDateTime datetime, const bool is_utc) { assert(datetime.year == INT16_MAX); assert(datetime.month == UINT8_MAX); assert(datetime.day == UINT8_MAX); assert(datetime.is_utc == is_utc); assert(datetime.hour == UINT8_MAX); assert(datetime.minute == UINT8_MAX); assert(datetime.second == UINT8_MAX); assert(datetime.nanosecond == UINT32_MAX); } static void test_add(void) { // Simple cases check_add("2001-01-01T00:00:00", "PT1.5S", "2001-01-01T00:00:01.5"); check_add("2001-01-01T00:00:00", "PT1M", "2001-01-01T00:01:00"); check_add("2001-01-01T00:00:00", "PT1H", "2001-01-01T01:00:00"); check_add("2001-01-01T00:00:00", "P1D", "2001-01-02T00:00:00"); check_add("2001-01-01T00:00:00", "P1M", "2001-02-01T00:00:00"); check_add("2001-01-01T00:00:00", "P1Y", "2002-01-01T00:00:00"); check_add("2001-02-02T02:02:02", "-PT1.5S", "2001-02-02T02:02:00.5"); check_add("2001-02-02T02:02:02", "-PT1M", "2001-02-02T02:01:02"); check_add("2001-02-02T02:02:02", "-PT1H", "2001-02-02T01:02:02"); check_add("2001-02-02T02:02:02", "-P1D", "2001-02-01T02:02:02"); check_add("2001-02-02T02:02:02", "-P1M", "2001-01-02T02:02:02"); check_add("2001-02-02T02:02:02", "-P1Y", "2000-02-02T02:02:02"); // Positive carrying check_add("2001-01-01T00:00:59", "PT1S", "2001-01-01T00:01:00"); check_add("2001-01-01T00:59:00", "PT1M", "2001-01-01T01:00:00"); check_add("2001-01-01T23:00:00", "PT1H", "2001-01-02T00:00:00"); check_add("2001-01-31T00:00:00", "P1D", "2001-02-01T00:00:00"); check_add("2001-12-01T00:00:00", "P1M", "2002-01-01T00:00:00"); // Negative carrying check_add("2001-01-01T00:01:00", "-PT1S", "2001-01-01T00:00:59"); check_add("2001-02-01T01:00:00", "-PT1M", "2001-02-01T00:59:00"); check_add("2001-02-02T00:00:00", "-PT1H", "2001-02-01T23:00:00"); check_add("2001-02-01T00:00:00", "-P1D", "2001-01-31T00:00:00"); check_add("2001-01-01T00:00:00", "-P1M", "2000-12-01T00:00:00"); // Underflow and overflow static const ExessDuration minus_month = {-1, 0, 0}; static const ExessDuration minus_second = {0, -1, 0}; static const ExessDuration minus_nanosecond = {0, 0, -1}; static const ExessDuration plus_month = {1, 0, 0}; static const ExessDuration plus_second = {0, 1, 0}; static const ExessDuration plus_nanosecond = {0, 0, 1}; check_is_underflow(exess_add_datetime_duration(lowest, minus_month), false); check_is_underflow(exess_add_datetime_duration(lowest, minus_second), false); check_is_underflow(exess_add_datetime_duration(lowest, minus_nanosecond), false); check_is_underflow(exess_add_datetime_duration(utc_min, minus_month), true); check_is_underflow(exess_add_datetime_duration(utc_min, minus_second), true); check_is_underflow(exess_add_datetime_duration(utc_min, minus_nanosecond), true); check_is_overflow(exess_add_datetime_duration(highest, plus_month), false); check_is_overflow(exess_add_datetime_duration(highest, plus_second), false); check_is_overflow(exess_add_datetime_duration(highest, plus_nanosecond), false); check_is_overflow(exess_add_datetime_duration(utc_max, plus_month), true); check_is_overflow(exess_add_datetime_duration(utc_max, plus_second), true); check_is_overflow(exess_add_datetime_duration(utc_max, plus_nanosecond), true); } static void check_read(const char* const string, const ExessStatus expected_status, const size_t expected_count, const int64_t expected_year, const uint8_t expected_month, const uint8_t expected_day, const uint8_t expected_hour, const uint8_t expected_minute, const uint8_t expected_second, const uint32_t expected_nanosecond, const bool expected_is_utc) { ExessDateTime value = {0, 0, 0, false, 0, 0, 0, 0}; const ExessResult r = exess_read_datetime(&value, string); assert(r.status == expected_status); assert(r.count == expected_count); assert(value.year == expected_year); assert(value.month == expected_month); assert(value.day == expected_day); assert(value.hour == expected_hour); assert(value.minute == expected_minute); assert(value.second == expected_second); assert(value.nanosecond == expected_nanosecond); assert(value.is_utc == expected_is_utc); } static void test_read_datetime(void) { // Simple values check_read( "2001-02-03T04:05:06", EXESS_SUCCESS, 19, 2001, 2, 3, 4, 5, 6, 0, false); check_read( "2001-02-03T04:05:06Z", EXESS_SUCCESS, 20, 2001, 2, 3, 4, 5, 6, 0, true); check_read("2004-04-12T13:20:15.5", EXESS_SUCCESS, 21, 2004, 4, 12, 13, 20, 15, 500000000, false); check_read("-32768-01-01T00:00:00.000000001Z", EXESS_SUCCESS, EXESS_MAX_DATETIME_LENGTH, -32768, 1, 1, 0, 0, 0, 1, true); // Simple timezones check_read("2001-02-03T04:05:06-00:30", EXESS_SUCCESS, 25, 2001, 2, 3, 4, 35, 6, 0, true); check_read("2001-02-03T04:05:06-01:00", EXESS_SUCCESS, 25, 2001, 2, 3, 5, 5, 6, 0, true); check_read("2001-02-03T04:05:06+00:30", EXESS_SUCCESS, 25, 2001, 2, 3, 3, 35, 6, 0, true); check_read("2001-02-03T04:05:06+01:00", EXESS_SUCCESS, 25, 2001, 2, 3, 3, 5, 6, 0, true); // Positive timezone carry // Minute => hour check_read("2001-02-03T04:46:00-00:15", EXESS_SUCCESS, 25, 2001, 2, 3, 5, 1, 0, 0, true); // Minute => hour => day check_read("2001-02-03T23:46:00-00:15", EXESS_SUCCESS, 25, 2001, 2, 4, 0, 1, 0, 0, true); // Minute => hour => day => month check_read("2001-02-28T23:46:00-00:15", EXESS_SUCCESS, 25, 2001, 3, 1, 0, 1, 0, 0, true); // Minute => hour => day => month => year check_read("2001-12-31T23:46:00-00:15", EXESS_SUCCESS, 25, 2002, 1, 1, 0, 1, 0, 0, true); // Negative timezone carry // Minute => hour check_read("2001-02-03T04:14:00+00:15", EXESS_SUCCESS, 25, 2001, 2, 3, 3, 59, 0, 0, true); // Minute => hour => day check_read("2001-02-03T00:14:00+00:15", EXESS_SUCCESS, 25, 2001, 2, 2, 23, 59, 0, 0, true); // Minute => hour => day => month check_read("2001-02-01T00:14:00+00:15", EXESS_SUCCESS, 25, 2001, 1, 31, 23, 59, 0, 0, true); // Garbage check_read( "2004-04-12T13:00", EXESS_EXPECTED_COLON, 16, 0, 0, 0, 0, 0, 0, 0, false); check_read("2004-04-1213:20:00", EXESS_EXPECTED_TIME_SEP, 10, 0, 0, 0, 0, 0, 0, 0, false); check_read( "99-04-12T13:00", EXESS_EXPECTED_DIGIT, 2, 0, 0, 0, 0, 0, 0, 0, false); check_read( "2004-04-12", EXESS_EXPECTED_TIME_SEP, 10, 0, 0, 0, 0, 0, 0, 0, false); check_read("2004-04-12-05:00", EXESS_EXPECTED_TIME_SEP, 10, 0, 0, 0, 0, 0, 0, 0, false); } static void check_write(const ExessDateTime value, const ExessStatus expected_status, const size_t buf_size, const char* const expected_string) { char buf[EXESS_MAX_DATETIME_LENGTH + 1] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32}; assert(buf_size <= sizeof(buf)); const ExessResult r = exess_write_datetime(value, buf_size, buf); assert(r.status == expected_status); assert(r.count == strlen(buf)); assert(!strcmp(buf, expected_string)); assert(r.status || exess_write_datetime(value, 0, NULL).count == r.count); } static void test_write_datetime(void) { check_write(local, EXESS_SUCCESS, 20, "2001-02-03T04:05:06"); check_write(utc, EXESS_SUCCESS, 21, "2001-02-03T04:05:06Z"); check_write(lowest, EXESS_SUCCESS, 22, "-32768-01-01T00:00:00"); check_write(highest, EXESS_SUCCESS, 21, "32767-12-31T24:00:00"); check_write(nano, EXESS_SUCCESS, 30, "2001-01-01T00:00:00.000000001"); check_write(garbage1, EXESS_BAD_VALUE, 20, ""); check_write(garbage2, EXESS_BAD_VALUE, 20, ""); check_write(garbage3, EXESS_BAD_VALUE, 20, ""); check_write(garbage4, EXESS_BAD_VALUE, 20, ""); check_write(garbage5, EXESS_BAD_VALUE, 20, ""); check_write(garbage6, EXESS_BAD_VALUE, 20, ""); check_write(garbage7, EXESS_BAD_VALUE, 20, ""); check_write(garbage8, EXESS_BAD_VALUE, 20, ""); check_write(garbage9, EXESS_BAD_VALUE, 20, ""); check_write(garbage10, EXESS_BAD_VALUE, 20, ""); check_write(garbage11, EXESS_BAD_VALUE, 20, ""); check_write(lowest, EXESS_NO_SPACE, 12, ""); check_write(lowest, EXESS_NO_SPACE, 17, ""); check_write(lowest, EXESS_NO_SPACE, 18, ""); check_write(lowest, EXESS_NO_SPACE, 21, ""); // Check that nothing is written when there isn't enough space char c = 42; const ExessResult r = exess_write_datetime(highest, 0, &c); assert(c == 42); assert(r.status == EXESS_NO_SPACE); assert(r.count == 0); } int main(void) { test_add(); test_read_datetime(); test_write_datetime(); return 0; }