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| 1 | +#include <iostream> |
| 2 | +#include <sstream> |
| 3 | +#include <unicode/smpdtfmt.h> |
| 4 | +#include <unicode/timezone.h> |
| 5 | + |
| 6 | +static std::vector<std::string> split(const std::string &s, char delimiter) { |
| 7 | + std::vector<std::string> tokens; |
| 8 | + std::string token; |
| 9 | + std::istringstream tokenStream(s); |
| 10 | + while (std::getline(tokenStream, token, delimiter)) { |
| 11 | + tokens.push_back(token); |
| 12 | + } |
| 13 | + return tokens; |
| 14 | +} |
| 15 | + |
| 16 | +static UDate parse_time_str(const char *time_str) { |
| 17 | + UErrorCode status = U_ZERO_ERROR; |
| 18 | + icu::UnicodeString fauxISO8601("yyyy-MM-dd'T'hh:mm:ss'Z'"); |
| 19 | + auto fmt = new icu::SimpleDateFormat(fauxISO8601, status); |
| 20 | + fmt->setTimeZone(*icu::TimeZone::getGMT()); |
| 21 | + UDate date = fmt->parse(icu::UnicodeString(time_str), status); |
| 22 | + if (U_FAILURE(status)) { |
| 23 | + std::cerr << "Failed to parse time string: " << time_str << std::endl; |
| 24 | + exit(1); |
| 25 | + } |
| 26 | + return date; |
| 27 | +} |
| 28 | + |
| 29 | +static std::vector<icu::Locale> parse_locales(const char *locales_str) { |
| 30 | + auto locales = std::vector<icu::Locale>{}; |
| 31 | + for (auto token : split(locales_str, ',')) { |
| 32 | + auto loc = icu::Locale(token.c_str()); |
| 33 | + if (loc.isBogus()) { |
| 34 | + std::cerr << "Invalid locale: " << token << std::endl; |
| 35 | + exit(1); |
| 36 | + } |
| 37 | + locales.push_back(loc); |
| 38 | + } |
| 39 | + return locales; |
| 40 | +} |
| 41 | + |
| 42 | +static std::vector<icu::TimeZone *> parse_timezones(const char *timezones_str) { |
| 43 | + auto timezones = std::vector<icu::TimeZone *>{}; |
| 44 | + for (auto token : split(timezones_str, ',')) { |
| 45 | + auto tz = icu::TimeZone::createTimeZone(token.c_str()); |
| 46 | + if (tz == nullptr) { |
| 47 | + std::cerr << "Invalid timezone: " << token << std::endl; |
| 48 | + exit(1); |
| 49 | + } |
| 50 | + timezones.push_back(tz); |
| 51 | + } |
| 52 | + return timezones; |
| 53 | +} |
| 54 | + |
| 55 | +int main() { |
| 56 | + UErrorCode status = U_ZERO_ERROR; |
| 57 | + const char *timezones_str = getenv("TEST_TIMEZONES"); |
| 58 | + const char *locales_str = getenv("TEST_LOCALES"); |
| 59 | + const char *time_str = getenv("TEST_TIME"); |
| 60 | + const char *time_format_str = getenv("TEST_TIME_FORMAT"); |
| 61 | + |
| 62 | + if (!timezones_str || !locales_str) { |
| 63 | + std::cerr << "Please set TEST_TIMEZONES, TEST_LOCALES environment variables" |
| 64 | + << std::endl; |
| 65 | + return 1; |
| 66 | + } |
| 67 | + |
| 68 | + if (time_str == nullptr) { |
| 69 | + time_str = "2025-03-04T13:53:00Z"; |
| 70 | + std::cerr << "Defaulting TEST_TIME to " << time_str << std::endl; |
| 71 | + } |
| 72 | + |
| 73 | + if (time_format_str == nullptr) { |
| 74 | + time_format_str = "z:zz:zzz:zzzz"; |
| 75 | + std::cerr << "Defaulting TEST_TIME_FORMAT to " << time_format_str |
| 76 | + << std::endl; |
| 77 | + } |
| 78 | + |
| 79 | + auto date = parse_time_str(time_str); |
| 80 | + auto timezones = parse_timezones(timezones_str); |
| 81 | + auto locales = parse_locales(locales_str); |
| 82 | + |
| 83 | + for (auto tz : timezones) { |
| 84 | + icu::UnicodeString tzid; |
| 85 | + tz->getID(tzid); |
| 86 | + std::string tzid_str; |
| 87 | + tzid.toUTF8String(tzid_str); |
| 88 | + for (auto loc : locales) { |
| 89 | + auto fmt = new icu::SimpleDateFormat(time_format_str, loc, status); |
| 90 | + fmt->setTimeZone(*tz); |
| 91 | + icu::UnicodeString name; |
| 92 | + fmt->format(date, name); |
| 93 | + std::string result; |
| 94 | + name.toUTF8String(result); |
| 95 | + std::cout << tzid_str << "\t" << loc.getName() << "\t" << result |
| 96 | + << std::endl; |
| 97 | + delete fmt; |
| 98 | + } |
| 99 | + } |
| 100 | + return 0; |
| 101 | +} |
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