diff options
Diffstat (limited to 'contrib/ntp/tests/libntp/g_calendar.cpp')
-rw-r--r-- | contrib/ntp/tests/libntp/g_calendar.cpp | 337 |
1 files changed, 0 insertions, 337 deletions
diff --git a/contrib/ntp/tests/libntp/g_calendar.cpp b/contrib/ntp/tests/libntp/g_calendar.cpp deleted file mode 100644 index 2db9ff7..0000000 --- a/contrib/ntp/tests/libntp/g_calendar.cpp +++ /dev/null @@ -1,337 +0,0 @@ -#include "g_libntptest.h" - -extern "C" { -#include "ntp_calendar.h" -} - -#include <string> -#include <sstream> - -class calendarTest : public libntptest { -protected: - static int leapdays(int year); - - std::string CalendarToString(const calendar &cal); - std::string CalendarToString(const isodate &iso); - ::testing::AssertionResult IsEqual(const calendar &expected, const calendar &actual); - ::testing::AssertionResult IsEqual(const isodate &expected, const isodate &actual); - - std::string DateToString(const calendar &cal); - std::string DateToString(const isodate &iso); - ::testing::AssertionResult IsEqualDate(const calendar &expected, const calendar &actual); - ::testing::AssertionResult IsEqualDate(const isodate &expected, const isodate &actual); -}; - - -// --------------------------------------------------------------------- -// test support stuff -// --------------------------------------------------------------------- -int -calendarTest::leapdays(int year) -{ - if (year % 400 == 0) - return 1; - if (year % 100 == 0) - return 0; - if (year % 4 == 0) - return 1; - return 0; -} - -std::string -calendarTest::CalendarToString(const calendar &cal) { - std::ostringstream ss; - ss << cal.year << "-" << (u_int)cal.month << "-" << (u_int)cal.monthday - << " (" << cal.yearday << ") " << (u_int)cal.hour << ":" - << (u_int)cal.minute << ":" << (u_int)cal.second; - return ss.str(); -} - -std::string -calendarTest:: CalendarToString(const isodate &iso) { - std::ostringstream ss; - ss << iso.year << "-" << (u_int)iso.week << "-" << (u_int)iso.weekday - << (u_int)iso.hour << ":" << (u_int)iso.minute << ":" << (u_int)iso.second; - return ss.str(); -} - -::testing::AssertionResult -calendarTest:: IsEqual(const calendar &expected, const calendar &actual) { - if (expected.year == actual.year && - (!expected.yearday || expected.yearday == actual.yearday) && - expected.month == actual.month && - expected.monthday == actual.monthday && - expected.hour == actual.hour && - expected.minute == actual.minute && - expected.second == actual.second) { - return ::testing::AssertionSuccess(); - } else { - return ::testing::AssertionFailure() - << "expected: " << CalendarToString(expected) << " but was " - << CalendarToString(actual); - } -} - -::testing::AssertionResult -calendarTest:: IsEqual(const isodate &expected, const isodate &actual) { - if (expected.year == actual.year && - expected.week == actual.week && - expected.weekday == actual.weekday && - expected.hour == actual.hour && - expected.minute == actual.minute && - expected.second == actual.second) { - return ::testing::AssertionSuccess(); - } else { - return ::testing::AssertionFailure() - << "expected: " << CalendarToString(expected) << " but was " - << CalendarToString(actual); - } -} - -std::string -calendarTest:: DateToString(const calendar &cal) { - std::ostringstream ss; - ss << cal.year << "-" << (u_int)cal.month << "-" << (u_int)cal.monthday - << " (" << cal.yearday << ")"; - return ss.str(); -} - -std::string -calendarTest:: DateToString(const isodate &iso) { - std::ostringstream ss; - ss << iso.year << "-" << (u_int)iso.week << "-" << (u_int)iso.weekday; - return ss.str(); -} - -::testing::AssertionResult -calendarTest:: IsEqualDate(const calendar &expected, const calendar &actual) { - if (expected.year == actual.year && - (!expected.yearday || expected.yearday == actual.yearday) && - expected.month == actual.month && - expected.monthday == actual.monthday) { - return ::testing::AssertionSuccess(); - } else { - return ::testing::AssertionFailure() - << "expected: " << DateToString(expected) << " but was " - << DateToString(actual); - } -} - -::testing::AssertionResult -calendarTest:: IsEqualDate(const isodate &expected, const isodate &actual) { - if (expected.year == actual.year && - expected.week == actual.week && - expected.weekday == actual.weekday) { - return ::testing::AssertionSuccess(); - } else { - return ::testing::AssertionFailure() - << "expected: " << DateToString(expected) << " but was " - << DateToString(actual); - } -} - - -// --------------------------------------------------------------------- -// test cases -// --------------------------------------------------------------------- -static const u_short real_month_table[2][13] = { - /* -*- table for regular years -*- */ - { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 }, - /* -*- table for leap years -*- */ - { 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366 } -}; - -// days in month, with one month wrap-around at both ends -static const u_short real_month_days[2][14] = { - /* -*- table for regular years -*- */ - { 31, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31, 31 }, - /* -*- table for leap years -*- */ - { 31, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31, 31 } -}; - -// test the day/sec join & split ops, making sure that 32bit -// intermediate results would definitely overflow and the hi DWORD of -// the 'vint64' is definitely needed. -TEST_F(calendarTest, DaySplitMerge) { - for (int32 day = -1000000; day <= 1000000; day += 100) { - for (int32 sec = -100000; sec <= 186400; sec += 10000) { - vint64 merge = ntpcal_dayjoin(day, sec); - ntpcal_split split = ntpcal_daysplit(&merge); - int32 eday = day; - int32 esec = sec; - - while (esec >= 86400) { - eday += 1; - esec -= 86400; - } - while (esec < 0) { - eday -= 1; - esec += 86400; - } - - EXPECT_EQ(eday, split.hi); - EXPECT_EQ(esec, split.lo); - } - } -} - -TEST_F(calendarTest, SplitYearDays1) { - for (int32 eyd = -1; eyd <= 365; eyd++) { - ntpcal_split split = ntpcal_split_yeardays(eyd, 0); - if (split.lo >= 0 && split.hi >= 0) { - EXPECT_GT(12, split.hi); - EXPECT_GT(real_month_days[0][split.hi+1], split.lo); - int32 tyd = real_month_table[0][split.hi] + split.lo; - EXPECT_EQ(eyd, tyd); - } else - EXPECT_TRUE(eyd < 0 || eyd > 364); - } -} - -TEST_F(calendarTest, SplitYearDays2) { - for (int32 eyd = -1; eyd <= 366; eyd++) { - ntpcal_split split = ntpcal_split_yeardays(eyd, 1); - if (split.lo >= 0 && split.hi >= 0) { - EXPECT_GT(12, split.hi); - EXPECT_GT(real_month_days[1][split.hi+1], split.lo); - int32 tyd = real_month_table[1][split.hi] + split.lo; - EXPECT_EQ(eyd, tyd); - } else - EXPECT_TRUE(eyd < 0 || eyd > 365); - } -} - -TEST_F(calendarTest, RataDie1) { - int32 testDate = 1; // 0001-01-01 (proleptic date) - calendar expected = { 1, 1, 1, 1 }; - calendar actual; - - ntpcal_rd_to_date(&actual, testDate); - EXPECT_TRUE(IsEqualDate(expected, actual)); -} - -// check last day of february for first 10000 years -TEST_F(calendarTest, LeapYears1) { - calendar dateIn, dateOut; - - for (dateIn.year = 1; dateIn.year < 10000; ++dateIn.year) { - dateIn.month = 2; - dateIn.monthday = 28 + leapdays(dateIn.year); - dateIn.yearday = 31 + dateIn.monthday; - - ntpcal_rd_to_date(&dateOut, ntpcal_date_to_rd(&dateIn)); - - EXPECT_TRUE(IsEqualDate(dateIn, dateOut)); - } -} - -// check first day of march for first 10000 years -TEST_F(calendarTest, LeapYears2) { - calendar dateIn, dateOut; - - for (dateIn.year = 1; dateIn.year < 10000; ++dateIn.year) { - dateIn.month = 3; - dateIn.monthday = 1; - dateIn.yearday = 60 + leapdays(dateIn.year); - - ntpcal_rd_to_date(&dateOut, ntpcal_date_to_rd(&dateIn)); - EXPECT_TRUE(IsEqualDate(dateIn, dateOut)); - } -} - -// Full roundtrip for 1601-01-01 to 2400-12-31 -// checks sequence of rata die numbers and validates date output -// (since the input is all nominal days of the calendar in that range -// and the result of the inverse calculation must match the input no -// invalid output can occur.) -TEST_F(calendarTest, RoundTripDate) { - calendar truDate, expDate = { 1600, 0, 12, 31 };; - int32 truRdn, expRdn = ntpcal_date_to_rd(&expDate); - int leaps; - - while (expDate.year < 2400) { - expDate.year++; - expDate.month = 0; - expDate.yearday = 0; - leaps = leapdays(expDate.year); - while (expDate.month < 12) { - expDate.month++; - expDate.monthday = 0; - while (expDate.monthday < real_month_days[leaps][expDate.month]) { - expDate.monthday++; - expDate.yearday++; - expRdn++; - - truRdn = ntpcal_date_to_rd(&expDate); - EXPECT_EQ(expRdn, truRdn); - - ntpcal_rd_to_date(&truDate, truRdn); - EXPECT_TRUE(IsEqualDate(expDate, truDate)); - } - } - } -} - -// Roundtrip testing on calyearstart -TEST_F(calendarTest, RoundTripYearStart) { - static const time_t pivot = 0; - u_int32 ntp, expys, truys; - calendar date; - - for (ntp = 0; ntp < 0xFFFFFFFFu - 30000000u; ntp += 30000000u) { - truys = calyearstart(ntp, &pivot); - ntpcal_ntp_to_date(&date, ntp, &pivot); - date.month = date.monthday = 1; - date.hour = date.minute = date.second = 0; - expys = ntpcal_date_to_ntp(&date); - EXPECT_EQ(expys, truys); - } -} - -// Roundtrip testing on calymonthstart -TEST_F(calendarTest, RoundTripMonthStart) { - static const time_t pivot = 0; - u_int32 ntp, expms, trums; - calendar date; - - for (ntp = 0; ntp < 0xFFFFFFFFu - 2000000u; ntp += 2000000u) { - trums = calmonthstart(ntp, &pivot); - ntpcal_ntp_to_date(&date, ntp, &pivot); - date.monthday = 1; - date.hour = date.minute = date.second = 0; - expms = ntpcal_date_to_ntp(&date); - EXPECT_EQ(expms, trums); - } -} - -// Roundtrip testing on calweekstart -TEST_F(calendarTest, RoundTripWeekStart) { - static const time_t pivot = 0; - u_int32 ntp, expws, truws; - isodate date; - - for (ntp = 0; ntp < 0xFFFFFFFFu - 600000u; ntp += 600000u) { - truws = calweekstart(ntp, &pivot); - isocal_ntp_to_date(&date, ntp, &pivot); - date.hour = date.minute = date.second = 0; - date.weekday = 1; - expws = isocal_date_to_ntp(&date); - EXPECT_EQ(expws, truws); - } -} - -// Roundtrip testing on caldaystart -TEST_F(calendarTest, RoundTripDayStart) { - static const time_t pivot = 0; - u_int32 ntp, expds, truds; - calendar date; - - for (ntp = 0; ntp < 0xFFFFFFFFu - 80000u; ntp += 80000u) { - truds = caldaystart(ntp, &pivot); - ntpcal_ntp_to_date(&date, ntp, &pivot); - date.hour = date.minute = date.second = 0; - expds = ntpcal_date_to_ntp(&date); - EXPECT_EQ(expds, truds); - } -} - |