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Merge Sherlock's 'bug799151' into stable.

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This commit is contained in:
John Ralls 2023-12-07 17:31:33 -08:00
commit 5005c3cac8
2 changed files with 12 additions and 11 deletions
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20
libgnucash/engine/gnc-date.cpp
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@ -419,17 +419,17 @@ time64CanonicalDayTime (time64 t)
/* NB: month is 1-12, year is 0001 - 9999. */
int gnc_date_get_last_mday (int month, int year)
{
static int last_day_of_month[2][12] =
{
/* non leap */ {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31},
/* leap */ {31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}
};
static int last_day_of_month[12] =
{31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
g_assert(month >= 0 && month < 12);
/* Is this a leap year? */
if (year % 2000 == 0) return last_day_of_month[1][month];
if (year % 400 == 0 ) return last_day_of_month[0][month];
if (year % 4 == 0 ) return last_day_of_month[1][month];
return last_day_of_month[0][month];
// To be a leap year, the year number must be divisible by four,
// except for end-of-century years, which must be divisible by 400.
return last_day_of_month[month] +
(month == 1 && year % 4 == 0 && !(year % 100 == 0 && year % 400 != 0) ?
1 : 0);
}
QofDateFormat qof_date_format_get (void)

3
libgnucash/engine/test/test-gnc-date.c
View File

@ -544,7 +544,8 @@ test_gnc_date_get_last_mday (void)
g_assert_cmpint (gnc_date_get_last_mday (11, 1975), ==, 31);
g_assert_cmpint (gnc_date_get_last_mday (11, 1980), ==, 31);
g_assert_cmpint (gnc_date_get_last_mday (1, 2000), ==, 29);
g_assert_cmpint (gnc_date_get_last_mday (1, 2400), ==, 28);
g_assert_cmpint (gnc_date_get_last_mday (1, 2100), ==, 28);
g_assert_cmpint (gnc_date_get_last_mday (1, 2400), ==, 29);
}
/* Getter, no testing needed.
QofDateFormat qof_date_format_get (void)// C: 5 in 3 Local: 0:0:0