зеркало из https://github.com/mozilla/gecko-dev.git
578 строки
15 KiB
JavaScript
578 строки
15 KiB
JavaScript
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code, released
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* March 31, 1998.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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gTestsuite = 'ecma';
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/*
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* Date functions used by tests in Date suite
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*
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*/
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var msPerDay = 86400000;
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var HoursPerDay = 24;
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var MinutesPerHour = 60;
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var SecondsPerMinute = 60;
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var msPerSecond = 1000;
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var msPerMinute = 60000; // msPerSecond * SecondsPerMinute
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var msPerHour = 3600000; // msPerMinute * MinutesPerHour
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var TZ_DIFF = getTimeZoneDiff(); // offset of tester's timezone from UTC
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var TZ_ADJUST = TZ_DIFF * msPerHour;
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var TZ_PST = -8; // offset of Pacific Standard Time from UTC
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var PST_DIFF = TZ_DIFF - TZ_PST; // offset of tester's timezone from PST
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var PST_ADJUST = TZ_PST * msPerHour;
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var TIME_0000 = (function ()
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{ // calculate time for year 0
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for ( var time = 0, year = 1969; year >= 0; year-- ) {
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time -= TimeInYear(year);
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}
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return time;
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})();
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var TIME_1970 = 0;
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var TIME_2000 = 946684800000;
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var TIME_1900 = -2208988800000;
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var UTC_FEB_29_2000 = TIME_2000 + 31*msPerDay + 28*msPerDay;
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var UTC_JAN_1_2005 = TIME_2000 + TimeInYear(2000) + TimeInYear(2001) +
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TimeInYear(2002) + TimeInYear(2003) + TimeInYear(2004);
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var now = new Date();
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var TIME_NOW = now.valueOf(); //valueOf() is to accurate to the millisecond
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//Date.parse() is accurate only to the second
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/*
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* Originally, the test suite used a hard-coded value TZ_DIFF = -8.
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* But that was only valid for testers in the Pacific Standard Time Zone!
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* We calculate the proper number dynamically for any tester. We just
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* have to be careful not to use a date subject to Daylight Savings Time...
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*/
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function getTimeZoneDiff()
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{
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return -((new Date(2000, 1, 1)).getTimezoneOffset())/60;
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}
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/*
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* Date test "ResultArrays" are hard-coded for Pacific Standard Time.
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* We must adjust them for the tester's own timezone -
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*/
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function adjustResultArray(ResultArray, msMode)
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{
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// If the tester's system clock is in PST, no need to continue -
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// if (!PST_DIFF) {return;}
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/* The date gTestcases instantiate Date objects in two different ways:
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*
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* millisecond mode: e.g. dt = new Date(10000000);
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* year-month-day mode: dt = new Date(2000, 5, 1, ...);
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*
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* In the first case, the date is measured from Time 0 in Greenwich (i.e. UTC).
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* In the second case, it is measured with reference to the tester's local timezone.
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*
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* In the first case we must correct those values expected for local measurements,
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* like dt.getHours() etc. No correction is necessary for dt.getUTCHours() etc.
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*
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* In the second case, it is exactly the other way around -
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*/
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if (msMode)
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{
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// The hard-coded UTC milliseconds from Time 0 derives from a UTC date.
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// Shift to the right by the offset between UTC and the tester.
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var t = ResultArray[TIME] + TZ_DIFF*msPerHour;
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// Use our date arithmetic functions to determine the local hour, day, etc.
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ResultArray[HOURS] = HourFromTime(t);
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ResultArray[DAY] = WeekDay(t);
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ResultArray[DATE] = DateFromTime(t);
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ResultArray[MONTH] = MonthFromTime(t);
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ResultArray[YEAR] = YearFromTime(t);
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}
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else
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{
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// The hard-coded UTC milliseconds from Time 0 derives from a PST date.
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// Shift to the left by the offset between PST and the tester.
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var t = ResultArray[TIME] - PST_DIFF*msPerHour;
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// Use our date arithmetic functions to determine the UTC hour, day, etc.
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ResultArray[TIME] = t;
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ResultArray[UTC_HOURS] = HourFromTime(t);
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ResultArray[UTC_DAY] = WeekDay(t);
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ResultArray[UTC_DATE] = DateFromTime(t);
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ResultArray[UTC_MONTH] = MonthFromTime(t);
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ResultArray[UTC_YEAR] = YearFromTime(t);
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}
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}
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function Day( t ) {
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return ( Math.floor(t/msPerDay ) );
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}
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function DaysInYear( y ) {
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if ( y % 4 != 0 ) {
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return 365;
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}
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if ( (y % 4 == 0) && (y % 100 != 0) ) {
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return 366;
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}
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if ( (y % 100 == 0) && (y % 400 != 0) ) {
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return 365;
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}
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if ( (y % 400 == 0) ){
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return 366;
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} else {
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return "ERROR: DaysInYear(" + y + ") case not covered";
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}
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}
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function TimeInYear( y ) {
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return ( DaysInYear(y) * msPerDay );
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}
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function DayNumber( t ) {
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return ( Math.floor( t / msPerDay ) );
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}
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function TimeWithinDay( t ) {
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if ( t < 0 ) {
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return ( (t % msPerDay) + msPerDay );
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} else {
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return ( t % msPerDay );
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}
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}
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function YearNumber( t ) {
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}
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function TimeFromYear( y ) {
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return ( msPerDay * DayFromYear(y) );
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}
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function DayFromYear( y ) {
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return ( 365*(y-1970) +
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Math.floor((y-1969)/4) -
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Math.floor((y-1901)/100) +
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Math.floor((y-1601)/400) );
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}
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function InLeapYear( t ) {
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if ( DaysInYear(YearFromTime(t)) == 365 ) {
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return 0;
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}
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if ( DaysInYear(YearFromTime(t)) == 366 ) {
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return 1;
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} else {
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return "ERROR: InLeapYear("+ t + ") case not covered";
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}
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}
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function YearFromTime( t ) {
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t = Number( t );
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var sign = ( t < 0 ) ? -1 : 1;
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var year = ( sign < 0 ) ? 1969 : 1970;
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for ( var timeToTimeZero = t; ; ) {
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// subtract the current year's time from the time that's left.
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timeToTimeZero -= sign * TimeInYear(year)
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// if there's less than the current year's worth of time left, then break.
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if ( sign < 0 ) {
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if ( sign * timeToTimeZero <= 0 ) {
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break;
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} else {
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year += sign;
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}
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} else {
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if ( sign * timeToTimeZero < 0 ) {
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break;
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} else {
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year += sign;
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}
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}
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}
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return ( year );
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}
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function MonthFromTime( t ) {
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// i know i could use switch but i'd rather not until it's part of ECMA
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var day = DayWithinYear( t );
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var leap = InLeapYear(t);
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if ( (0 <= day) && (day < 31) ) {
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return 0;
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}
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if ( (31 <= day) && (day < (59+leap)) ) {
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return 1;
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}
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if ( ((59+leap) <= day) && (day < (90+leap)) ) {
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return 2;
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}
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if ( ((90+leap) <= day) && (day < (120+leap)) ) {
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return 3;
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}
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if ( ((120+leap) <= day) && (day < (151+leap)) ) {
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return 4;
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}
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if ( ((151+leap) <= day) && (day < (181+leap)) ) {
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return 5;
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}
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if ( ((181+leap) <= day) && (day < (212+leap)) ) {
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return 6;
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}
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if ( ((212+leap) <= day) && (day < (243+leap)) ) {
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return 7;
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}
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if ( ((243+leap) <= day) && (day < (273+leap)) ) {
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return 8;
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}
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if ( ((273+leap) <= day) && (day < (304+leap)) ) {
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return 9;
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}
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if ( ((304+leap) <= day) && (day < (334+leap)) ) {
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return 10;
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}
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if ( ((334+leap) <= day) && (day < (365+leap)) ) {
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return 11;
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} else {
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return "ERROR: MonthFromTime("+t+") not known";
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}
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}
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function DayWithinYear( t ) {
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return( Day(t) - DayFromYear(YearFromTime(t)));
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}
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function DateFromTime( t ) {
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var day = DayWithinYear(t);
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var month = MonthFromTime(t);
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if ( month == 0 ) {
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return ( day + 1 );
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}
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if ( month == 1 ) {
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return ( day - 30 );
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}
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if ( month == 2 ) {
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return ( day - 58 - InLeapYear(t) );
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}
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if ( month == 3 ) {
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return ( day - 89 - InLeapYear(t));
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}
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if ( month == 4 ) {
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return ( day - 119 - InLeapYear(t));
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}
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if ( month == 5 ) {
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return ( day - 150- InLeapYear(t));
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}
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if ( month == 6 ) {
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return ( day - 180- InLeapYear(t));
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}
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if ( month == 7 ) {
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return ( day - 211- InLeapYear(t));
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}
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if ( month == 8 ) {
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return ( day - 242- InLeapYear(t));
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}
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if ( month == 9 ) {
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return ( day - 272- InLeapYear(t));
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}
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if ( month == 10 ) {
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return ( day - 303- InLeapYear(t));
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}
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if ( month == 11 ) {
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return ( day - 333- InLeapYear(t));
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}
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return ("ERROR: DateFromTime("+t+") not known" );
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}
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function WeekDay( t ) {
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var weekday = (Day(t)+4) % 7;
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return( weekday < 0 ? 7 + weekday : weekday );
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}
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// missing daylight savings time adjustment
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function HourFromTime( t ) {
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var h = Math.floor( t / msPerHour ) % HoursPerDay;
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return ( (h<0) ? HoursPerDay + h : h );
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}
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function MinFromTime( t ) {
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var min = Math.floor( t / msPerMinute ) % MinutesPerHour;
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return( ( min < 0 ) ? MinutesPerHour + min : min );
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}
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function SecFromTime( t ) {
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var sec = Math.floor( t / msPerSecond ) % SecondsPerMinute;
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return ( (sec < 0 ) ? SecondsPerMinute + sec : sec );
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}
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function msFromTime( t ) {
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var ms = t % msPerSecond;
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return ( (ms < 0 ) ? msPerSecond + ms : ms );
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}
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function LocalTZA() {
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return ( TZ_DIFF * msPerHour );
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}
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function UTC( t ) {
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return ( t - LocalTZA() - DaylightSavingTA(t - LocalTZA()) );
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}
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function LocalTime( t ) {
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return ( t + LocalTZA() + DaylightSavingTA(t) );
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}
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function DaylightSavingTA( t ) {
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t = t - LocalTZA();
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var dst_start = GetDSTStart(t);
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var dst_end = GetDSTEnd(t);
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if ( t >= dst_start && t < dst_end )
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return msPerHour;
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return 0;
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}
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function GetFirstSundayInMonth( t, m ) {
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var year = YearFromTime(t);
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var leap = InLeapYear(t);
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// month m 0..11
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// april == 3
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// march == 2
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// set time to first day of month m
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var time = TimeFromYear(year);
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for (var i = 0; i < m; ++i)
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{
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time += TimeInMonth(i, leap);
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}
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for ( var first_sunday = time; WeekDay(first_sunday) > 0;
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first_sunday += msPerDay )
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{
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;
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}
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return first_sunday;
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}
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function GetLastSundayInMonth( t, m ) {
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var year = YearFromTime(t);
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var leap = InLeapYear(t);
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// month m 0..11
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// april == 3
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// march == 2
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// first day of following month
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var time = TimeFromYear(year);
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for (var i = 0; i <= m; ++i)
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{
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time += TimeInMonth(i, leap);
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}
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// prev day == last day of month
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time -= msPerDay;
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for ( var last_sunday = time; WeekDay(last_sunday) > 0;
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last_sunday -= msPerDay )
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{
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;
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}
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return last_sunday;
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}
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/*
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15.9.1.9 Daylight Saving Time Adjustment
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The implementation of ECMAScript should not try to determine whether
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the exact time was subject to daylight saving time, but just whether
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daylight saving time would have been in effect if the current
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daylight saving time algorithm had been used at the time. This avoids
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complications such as taking into account the years that the locale
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observed daylight saving time year round.
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*/
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/*
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US DST algorithm
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Before 2007, DST starts first Sunday in April at 2 AM and ends last
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Sunday in October at 2 AM
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Starting in 2007, DST starts second Sunday in March at 2 AM and ends
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first Sunday in November at 2 AM
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Note that different operating systems behave differently.
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Fully patched Windows XP uses the 2007 algorithm for all dates while
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fully patched Fedora Core 6 and RHEL 4 Linux use the algorithm in
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effect at the time.
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Since pre-2007 DST is a subset of 2007 DST rules, this only affects
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tests that occur in the period Mar-Apr and Oct-Nov where the two
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algorithms do not agree.
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*/
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function GetDSTStart( t )
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{
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return (GetFirstSundayInMonth(t, 2) + 7*msPerDay + 2*msPerHour - LocalTZA());
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}
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function GetDSTEnd( t )
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{
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return (GetFirstSundayInMonth(t, 10) + 2*msPerHour - LocalTZA());
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}
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function GetOldDSTStart( t )
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{
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return (GetFirstSundayInMonth(t, 3) + 2*msPerHour - LocalTZA());
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}
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function GetOldDSTEnd( t )
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{
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return (GetLastSundayInMonth(t, 9) + 2*msPerHour - LocalTZA());
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}
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function MakeTime( hour, min, sec, ms ) {
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if ( isNaN( hour ) || isNaN( min ) || isNaN( sec ) || isNaN( ms ) ) {
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return Number.NaN;
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}
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hour = ToInteger(hour);
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min = ToInteger( min);
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sec = ToInteger( sec);
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ms = ToInteger( ms );
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return( (hour*msPerHour) + (min*msPerMinute) +
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(sec*msPerSecond) + ms );
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}
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function MakeDay( year, month, date ) {
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if ( isNaN(year) || isNaN(month) || isNaN(date) ) {
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return Number.NaN;
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}
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year = ToInteger(year);
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month = ToInteger(month);
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date = ToInteger(date );
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var sign = ( year < 1970 ) ? -1 : 1;
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var t = ( year < 1970 ) ? 1 : 0;
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var y = ( year < 1970 ) ? 1969 : 1970;
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var result5 = year + Math.floor( month/12 );
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var result6 = month % 12;
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if ( year < 1970 ) {
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for ( y = 1969; y >= year; y += sign ) {
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t += sign * TimeInYear(y);
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}
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} else {
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for ( y = 1970 ; y < year; y += sign ) {
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t += sign * TimeInYear(y);
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}
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}
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var leap = InLeapYear( t );
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for ( var m = 0; m < month; m++ ) {
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t += TimeInMonth( m, leap );
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}
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if ( YearFromTime(t) != result5 ) {
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return Number.NaN;
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}
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if ( MonthFromTime(t) != result6 ) {
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return Number.NaN;
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}
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if ( DateFromTime(t) != 1 ) {
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return Number.NaN;
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}
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return ( (Day(t)) + date - 1 );
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}
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function TimeInMonth( month, leap ) {
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// september april june november
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// jan 0 feb 1 mar 2 apr 3 may 4 june 5 jul 6
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// aug 7 sep 8 oct 9 nov 10 dec 11
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if ( month == 3 || month == 5 || month == 8 || month == 10 ) {
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return ( 30*msPerDay );
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}
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// all the rest
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if ( month == 0 || month == 2 || month == 4 || month == 6 ||
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month == 7 || month == 9 || month == 11 ) {
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|
return ( 31*msPerDay );
|
|
}
|
|
|
|
// save february
|
|
return ( (leap == 0) ? 28*msPerDay : 29*msPerDay );
|
|
}
|
|
function MakeDate( day, time ) {
|
|
if ( day == Number.POSITIVE_INFINITY ||
|
|
day == Number.NEGATIVE_INFINITY ) {
|
|
return Number.NaN;
|
|
}
|
|
if ( time == Number.POSITIVE_INFINITY ||
|
|
time == Number.NEGATIVE_INFINITY ) {
|
|
return Number.NaN;
|
|
}
|
|
return ( day * msPerDay ) + time;
|
|
}
|
|
function TimeClip( t ) {
|
|
if ( isNaN( t ) ) {
|
|
return ( Number.NaN );
|
|
}
|
|
if ( Math.abs( t ) > 8.64e15 ) {
|
|
return ( Number.NaN );
|
|
}
|
|
|
|
return ( ToInteger( t ) );
|
|
}
|
|
function ToInteger( t ) {
|
|
t = Number( t );
|
|
|
|
if ( isNaN( t ) ){
|
|
return ( Number.NaN );
|
|
}
|
|
if ( t == 0 || t == -0 ||
|
|
t == Number.POSITIVE_INFINITY || t == Number.NEGATIVE_INFINITY ) {
|
|
return 0;
|
|
}
|
|
|
|
var sign = ( t < 0 ) ? -1 : 1;
|
|
|
|
return ( sign * Math.floor( Math.abs( t ) ) );
|
|
}
|
|
function Enumerate ( o ) {
|
|
var p;
|
|
for ( p in o ) {
|
|
print( p +": " + o[p] );
|
|
}
|
|
}
|
|
|
|
/* these functions are useful for running tests manually in Rhino */
|
|
|
|
function GetContext() {
|
|
return Packages.com.netscape.javascript.Context.getCurrentContext();
|
|
}
|
|
function OptLevel( i ) {
|
|
i = Number(i);
|
|
var cx = GetContext();
|
|
cx.setOptimizationLevel(i);
|
|
}
|
|
/* end of Rhino functions */
|
|
|