// 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.)
void test_RoundTripDate() {
struct 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);
TEST_ASSERT_EQUAL(expRdn, truRdn);
ntpcal_rd_to_date(&truDate, truRdn);
TEST_ASSERT_TRUE(IsEqualDateCal(expDate, truDate));
}
}
}
}
void test_RataDie1() {
int32 testDate = 1; // 0001-01-01 (proleptic date)
struct calendar expected = { 1, 1, 1, 1 };
struct calendar actual;
ntpcal_rd_to_date(&actual, testDate);
TEST_ASSERT_TRUE(IsEqualDateCal(expected, actual));
}
// check first day of march for first 10000 years
void test_LeapYears2() {
struct 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));
TEST_ASSERT_TRUE(IsEqualDateCal(dateIn, dateOut));
}
}
void
test_RataDie1(void)
{
int32 testDate = 1; /* 0001-01-01 (proleptic date) */
struct calendar expected = { 1, 1, 1, 1 };
struct calendar actual;
ntpcal_rd_to_date(&actual, testDate);
TEST_ASSERT_TRUE(IsEqualDateCal(&expected, &actual));
return;
}
/* check last day of february for first 10000 years */
void
test_LeapYears1(void)
{
struct 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));
TEST_ASSERT_TRUE(IsEqualDateCal(&dateIn, &dateOut));
}
return;
}