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jscript: Added Date_getMonth and Date_getUTCMonth implementation.

This commit is contained in:
Piotr Caban 2009-06-09 14:02:42 +02:00 committed by Alexandre Julliard
parent 8427127bb9
commit 3f289de8a3
2 changed files with 91 additions and 4 deletions
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90
dlls/jscript/date.c
View File

@ -87,6 +87,27 @@ static const WCHAR setUTCFullYearW[] = {'s','e','t','U','T','C','F','u','l','l',
#define MS_PER_DAY 86400000
#define MS_PER_MINUTE 60000
/* ECMA-262 3th Edition 15.9.1.2 */
static inline DOUBLE day(DOUBLE time)
{
return floor(time / MS_PER_DAY);
}
/* ECMA-262 3th Edition 15.9.1.3 */
static inline DOUBLE days_in_year(DOUBLE year)
{
int y;
if(year != (int)year)
return ret_nan();
y = year;
if(y%4 != 0) return 365;
if(y%100 != 0) return 366;
if(y%400 != 0) return 365;
return 366;
}
/* ECMA-262 3th Edition 15.9.1.3 */
static inline DOUBLE day_from_year(DOUBLE year)
{
@ -124,6 +145,43 @@ static inline DOUBLE year_from_time(DOUBLE time)
return y;
}
/* ECMA-262 3th Edition 15.9.1.3 */
static inline int in_leap_year(DOUBLE time)
{
if(days_in_year(year_from_time(time))==366)
return 1;
return 0;
}
/* ECMA-262 3th Edition 15.9.1.4 */
static inline int day_within_year(DOUBLE time)
{
return day(time) - day_from_year(year_from_time(time));
}
/* ECMA-262 3th Edition 15.9.1.4 */
static inline DOUBLE month_from_time(DOUBLE time)
{
int ily = in_leap_year(time);
int dwy = day_within_year(time);
if(isnan(time))
return ret_nan();
if(0<=dwy && dwy<31) return 0;
if(dwy < 59+ily) return 1;
if(dwy < 90+ily) return 2;
if(dwy < 120+ily) return 3;
if(dwy < 151+ily) return 4;
if(dwy < 181+ily) return 5;
if(dwy < 212+ily) return 6;
if(dwy < 243+ily) return 7;
if(dwy < 273+ily) return 8;
if(dwy < 304+ily) return 9;
if(dwy < 334+ily) return 10;
return 11;
}
/* ECMA-262 3rd Edition 15.9.1.14 */
static inline DOUBLE time_clip(DOUBLE time)
{
@ -267,18 +325,42 @@ static HRESULT Date_getUTCFullYear(DispatchEx *dispex, LCID lcid, WORD flags, DI
return S_OK;
}
/* ECMA-262 3th Edition 15.9.1.4 */
static HRESULT Date_getMonth(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
{
FIXME("\n");
return E_NOTIMPL;
TRACE("\n");
if(!is_class(dispex, JSCLASS_DATE)) {
FIXME("throw TypeError\n");
return E_FAIL;
}
if(retv) {
DateInstance *date = (DateInstance*)dispex;
DOUBLE time = date->time - date->bias*MS_PER_MINUTE;
num_set_val(retv, month_from_time(time));
}
return S_OK;
}
/* ECMA-262 3th Edition 15.9.1.4 */
static HRESULT Date_getUTCMonth(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
{
FIXME("\n");
return E_NOTIMPL;
TRACE("\n");
if(!is_class(dispex, JSCLASS_DATE)) {
FIXME("throw TypeError\n");
return E_FAIL;
}
if(retv) {
DateInstance *date = (DateInstance*)dispex;
num_set_val(retv, month_from_time(date->time));
}
return S_OK;
}
static HRESULT Date_getDate(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,

5
dlls/jscript/tests/api.js
View File

@ -947,12 +947,17 @@ ok(isNaN(date.setTime(NaN)), "date.setTime(NaN) is not NaN");
ok(date.setTime(0) === date.getTime(), "date.setTime(0) !== date.getTime()");
ok(date.getUTCFullYear() === 1970, "date.getUTCFullYear() = " + date.getUTCFullYear());
ok(date.getUTCMonth() === 0, "date.getUTCMonth() = " + date.getUTCMonth());
date.setTime(60*24*60*60*1000);
ok(date.getUTCFullYear() === 1970, "date.getUTCFullYear() = " + date.getUTCFullYear());
ok(date.getUTCMonth() === 2, "date.getUTCMonth() = " + date.getUTCMonth());
date.setTime(59*24*60*60*1000 + 4*365*24*60*60*1000);
ok(date.getUTCFullYear() === 1974, "date.getUTCFullYear() = " + date.getUTCFullYear());
ok(date.getUTCMonth() === 1, "date.getUTCMonth() = " + date.getUTCMonth());
ok(date.getUTCMonth(123) === 1, "date.getUTCMonth() = " + date.getUTCMonth());
date.setTime(Infinity);
ok(isNaN(date.getUTCFullYear()), "date.getUTCFullYear() is not NaN");
ok(isNaN(date.getUTCMonth()), "date.getUTCMonth() is not NaN");
ok(typeof(Math.PI) === "number", "typeof(Math.PI) = " + typeof(Math.PI));
ok(Math.floor(Math.PI*100) === 314, "Math.PI = " + Math.PI);