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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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File Name: 15.9.5.31-1.js
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15.9.5.31 Date.prototype.setUTCHours(hour [, min [, sec [, ms ]]] )
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If min is not specified, this behaves as if min were specified with
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the value getUTCMinutes( ). If sec is not specified, this behaves
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as if sec were specified with the value getUTCSeconds ( ). If ms
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is not specified, this behaves as if ms were specified with the
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value getUTCMilliseconds( ).
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1.Let t be this time value.
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2.Call ToNumber(hour).
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3.If min is not specified, compute MinFromTime(t);
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otherwise, call ToNumber(min).
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4.If sec is not specified, compute SecFromTime(t);
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otherwise, call ToNumber(sec).
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5.If ms is not specified, compute msFromTime(t);
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otherwise, call ToNumber(ms).
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6.Compute MakeTime(Result(2), Result(3), Result(4), Result(5)).
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7.Compute MakeDate(Day(t), Result(6)).
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8.Set the [[Value]] property of the this value to TimeClip(Result(7)).
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1.Return the value of the [[Value]] property of the this value.
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Author: christine@netscape.com
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Date: 12 november 1997
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var SECTION = "15.9.5.31-1";
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var VERSION = "ECMA_1";
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writeHeaderToLog(SECTION +
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" Date.prototype.setUTCHours(hour [, min [, sec [, ms ]]] )");
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addNewTestCase( 0, 0, void 0, void 0, void 0,
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"TDATE = new Date(0);(TDATE).setUTCHours(0);TDATE",
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UTCDateFromTime(SetUTCHours(0,0,0,0)),
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LocalDateFromTime(SetUTCHours(0,0,0,0)) );
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addNewTestCase( 28800000, 23, 59, 999, void 0,
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"TDATE = new Date(28800000);(TDATE).setUTCHours(23,59,999);TDATE",
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UTCDateFromTime(SetUTCHours(28800000,23,59,999)),
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LocalDateFromTime(SetUTCHours(28800000,23,59,999)) );
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addNewTestCase( 28800000,999,999, void 0, void 0,
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"TDATE = new Date(28800000);(TDATE).setUTCHours(999,999);TDATE",
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UTCDateFromTime(SetUTCHours(28800000,999,999)),
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LocalDateFromTime(SetUTCHours(28800000,999,999)) );
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addNewTestCase( 28800000, 999, void 0, void 0, void 0,
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"TDATE = new Date(28800000);(TDATE).setUTCHours(999);TDATE",
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UTCDateFromTime(SetUTCHours(28800000,999,0)),
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LocalDateFromTime(SetUTCHours(28800000,999,0)) );
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addNewTestCase( 28800000, -8670, void 0, void 0, void 0,
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"TDATE = new Date(28800000);(TDATE).setUTCHours(-8670);TDATE",
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UTCDateFromTime(SetUTCHours(28800000,-8670)),
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LocalDateFromTime(SetUTCHours(28800000,-8670)) );
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// modify hours to remove dst ambiguity
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addNewTestCase( 946684800000, 1235567, void 0, void 0, void 0,
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"TDATE = new Date(946684800000);(TDATE).setUTCHours(1235567);TDATE",
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UTCDateFromTime(SetUTCHours(946684800000,1235567)),
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LocalDateFromTime(SetUTCHours(946684800000,1235567)) );
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addNewTestCase( -2208988800000, 59, 999, void 0, void 0,
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"TDATE = new Date(-2208988800000);(TDATE).setUTCHours(59,999);TDATE",
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UTCDateFromTime(SetUTCHours(-2208988800000,59,999)),
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LocalDateFromTime(SetUTCHours(-2208988800000,59,999)) );
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function addNewTestCase( time, hours, min, sec, ms, DateString, UTCDate, LocalDate) {
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DateCase = new Date(time);
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if ( min == void 0 ) {
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DateCase.setUTCHours( hours );
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if ( sec == void 0 ) {
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DateCase.setUTCHours( hours, min );
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DateCase.setUTCHours( hours, min, sec );
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DateCase.setUTCHours( hours, min, sec, ms );
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new TestCase( SECTION, DateString+".getTime()", UTCDate.value,
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DateCase.getTime() );
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new TestCase( SECTION, DateString+".valueOf()", UTCDate.value,
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DateCase.valueOf() );
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new TestCase( SECTION, DateString+".getUTCFullYear()", UTCDate.year,
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DateCase.getUTCFullYear() );
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new TestCase( SECTION, DateString+".getUTCMonth()", UTCDate.month,
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DateCase.getUTCMonth() );
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new TestCase( SECTION, DateString+".getUTCDate()", UTCDate.date,
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DateCase.getUTCDate() );
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new TestCase( SECTION, DateString+".getUTCDay()", UTCDate.day,
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DateCase.getUTCDay() );
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new TestCase( SECTION, DateString+".getUTCHours()", UTCDate.hours,
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DateCase.getUTCHours() );
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new TestCase( SECTION, DateString+".getUTCMinutes()", UTCDate.minutes,
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DateCase.getUTCMinutes() );
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new TestCase( SECTION, DateString+".getUTCSeconds()", UTCDate.seconds,
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DateCase.getUTCSeconds() );
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new TestCase( SECTION, DateString+".getUTCMilliseconds()", UTCDate.ms,
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DateCase.getUTCMilliseconds() );
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new TestCase( SECTION, DateString+".getFullYear()", LocalDate.year,
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DateCase.getFullYear() );
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new TestCase( SECTION, DateString+".getMonth()", LocalDate.month,
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DateCase.getMonth() );
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new TestCase( SECTION, DateString+".getDate()", LocalDate.date,
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DateCase.getDate() );
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new TestCase( SECTION, DateString+".getDay()", LocalDate.day,
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new TestCase( SECTION, DateString+".getHours()", LocalDate.hours,
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DateCase.getHours() );
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new TestCase( SECTION, DateString+".getMinutes()", LocalDate.minutes,
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DateCase.getMinutes() );
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new TestCase( SECTION, DateString+".getSeconds()", LocalDate.seconds,
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DateCase.getSeconds() );
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new TestCase( SECTION, DateString+".getMilliseconds()", LocalDate.ms,
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DateCase.getMilliseconds() );
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DateCase.toString = Object.prototype.toString;
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new TestCase( SECTION,
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DateString+".toString=Object.prototype.toString;" +
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DateString+".toString()",
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DateCase.toString() );
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function LocalDateFromTime(t) {
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return ( MyDateFromTime(t) );
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function UTCDateFromTime(t) {
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return ( MyDateFromTime(t) );
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function MyDateFromTime( t ) {
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var d = new MyDate();
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d.year = YearFromTime(t);
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d.month = MonthFromTime(t);
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d.date = DateFromTime(t);
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d.hours = HourFromTime(t);
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d.minutes = MinFromTime(t);
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d.seconds = SecFromTime(t);
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d.ms = msFromTime(t);
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d.time = MakeTime( d.hours, d.minutes, d.seconds, d.ms );
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d.value = TimeClip( MakeDate( MakeDay( d.year, d.month, d.date ), d.time ) );
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d.day = WeekDay( d.value );
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function SetUTCHours( t, hour, min, sec, ms ) {
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var HOUR = Number(hour);
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var MIN = ( min == void 0) ? MinFromTime(TIME) : Number(min);
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var SEC = ( sec == void 0) ? SecFromTime(TIME) : Number(sec);
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var MS = ( ms == void 0 ) ? msFromTime(TIME) : Number(ms);
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var RESULT6 = MakeTime( HOUR,
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return ( TimeClip(MakeDate(Day(TIME), RESULT6)) );