mirror of https://github.com/tc39/test262.git
548 lines
14 KiB
JavaScript
548 lines
14 KiB
JavaScript
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// Copyright 2009 the Sputnik authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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function Test262Error(message) {
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if (message) this.message = message;
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}
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Test262Error.prototype.toString = function () {
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return "Test262 Error: " + this.message;
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};
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function testFailed(message) {
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throw new Test262Error(message);
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}
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function testPrint(message) {
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}
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//adaptors for Test262 framework
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function $PRINT(message) {
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}
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function $INCLUDE(message) { }
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function $ERROR(message) {
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testFailed(message);
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}
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function $FAIL(message) {
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testFailed(message);
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}
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//Sputnik library definitions
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//Ultimately these should be namespaced some how and only made
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//available to tests that explicitly include them.
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//For now, we just define the globally
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//math_precision.js
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// Copyright 2009 the Sputnik authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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function getPrecision(num)
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{
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//TODO: Create a table of prec's,
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// because using Math for testing Math isn't that correct.
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log2num = Math.log(Math.abs(num))/Math.LN2;
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pernum = Math.ceil(log2num);
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return(2 * Math.pow(2, -52 + pernum));
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//return(0);
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}
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//math_isequal.js
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// Copyright 2009 the Sputnik authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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var prec;
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function isEqual(num1, num2)
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{
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if ((num1 === Infinity)&&(num2 === Infinity))
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{
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return(true);
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}
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if ((num1 === -Infinity)&&(num2 === -Infinity))
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{
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return(true);
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}
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prec = getPrecision(Math.min(Math.abs(num1), Math.abs(num2)));
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return(Math.abs(num1 - num2) <= prec);
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//return(num1 === num2);
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}
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//numeric_conversion.js
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// Copyright 2009 the Sputnik authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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function ToInteger(p) {
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x = Number(p);
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if(isNaN(x)){
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return +0;
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}
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if((x === +0)
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|| (x === -0)
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|| (x === Number.POSITIVE_INFINITY)
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|| (x === Number.NEGATIVE_INFINITY)){
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return x;
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}
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var sign = ( x < 0 ) ? -1 : 1;
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return (sign*Math.floor(Math.abs(x)));
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}
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//Date_constants.js
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// Copyright 2009 the Sputnik authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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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 msPerDay = 86400000;
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var msPerSecond = 1000;
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var msPerMinute = 60000;
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var msPerHour = 3600000;
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var date_1899_end = -2208988800001;
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var date_1900_start = -2208988800000;
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var date_1969_end = -1;
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var date_1970_start = 0;
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var date_1999_end = 946684799999;
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var date_2000_start = 946684800000;
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var date_2099_end = 4102444799999;
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var date_2100_start = 4102444800000;
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//the following values are normally generated by the sputnik.py driver
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// for now, we'll just use 0 for everything
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var $LocalTZ = 0;
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var $DST_start_month = 0;
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var $DST_start_sunday = 0;
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var $DST_start_hour = 0;
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var $DST_start_minutes = 0;
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var $DST_end_month = 0;
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var $DST_end_sunday = 0;
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var $DST_end_hour = 0;
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var $DST_end_minutes = 0;
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//Date.library.js
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// Copyright 2009 the Sputnik authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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//15.9.1.2 Day Number and Time within Day
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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 TimeWithinDay(t) {
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return t%msPerDay;
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}
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//15.9.1.3 Year Number
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function DaysInYear(y){
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if(y%4 != 0) return 365;
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if(y%4 == 0 && y%100 != 0) return 366;
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if(y%100 == 0 && y%400 != 0) return 365;
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if(y%400 == 0) return 366;
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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 TimeFromYear(y){
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return msPerDay*DayFromYear(y);
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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 time = 0;;year += sign){
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time = TimeFromYear(year);
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if(sign > 0 && time > t){
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year -= sign;
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break;
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}
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else if(sign < 0 && time <= t){
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break;
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}
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};
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return year;
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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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if(DaysInYear(YearFromTime(t)) == 366)
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return 1;
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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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//15.9.1.4 Month Number
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function MonthFromTime(t){
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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)) return 0;
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if((31 <= day) && (day < (59+leap))) return 1;
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if(((59+leap) <= day) && (day < (90+leap))) return 2;
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if(((90+leap) <= day) && (day < (120+leap))) return 3;
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if(((120+leap) <= day) && (day < (151+leap))) return 4;
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if(((151+leap) <= day) && (day < (181+leap))) return 5;
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if(((181+leap) <= day) && (day < (212+leap))) return 6;
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if(((212+leap) <= day) && (day < (243+leap))) return 7;
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if(((243+leap) <= day) && (day < (273+leap))) return 8;
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if(((273+leap) <= day) && (day < (304+leap))) return 9;
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if(((304+leap) <= day) && (day < (334+leap))) return 10;
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if(((334+leap) <= day) && (day < (365+leap))) return 11;
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}
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//15.9.1.5 Date Number
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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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var leap = InLeapYear(t);
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if(month == 0) return day+1;
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if(month == 1) return day-30;
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if(month == 2) return day-58-leap;
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if(month == 3) return day-89-leap;
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if(month == 4) return day-119-leap;
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if(month == 5) return day-150-leap;
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if(month == 6) return day-180-leap;
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if(month == 7) return day-211-leap;
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if(month == 8) return day-242-leap;
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if(month == 9) return day-272-leap;
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if(month == 10) return day-303-leap;
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if(month == 11) return day-333-leap;
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}
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//15.9.1.6 Week Day
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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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//15.9.1.9 Daylight Saving Time Adjustment
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var LocalTZA = $LocalTZ*msPerHour;
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function DaysInMonth(m, leap) {
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m = m%12;
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//April, June, Sept, Nov
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if(m == 3 || m == 5 || m == 8 || m == 10 ) {
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return 30;
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}
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//Jan, March, May, July, Aug, Oct, Dec
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if(m == 0 || m == 2 || m == 4 || m == 6 || m == 7 || m == 9 || m == 11){
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return 31;
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}
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//Feb
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return 28+leap;
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}
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function GetSundayInMonth(t, m, count){
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var year = YearFromTime(t);
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var leap = InLeapYear(t);
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var day = 0;
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if(m >= 1) day += DaysInMonth(0, leap);
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if(m >= 2) day += DaysInMonth(1, leap);
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if(m >= 3) day += DaysInMonth(2, leap);
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if(m >= 4) day += DaysInMonth(3, leap);
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if(m >= 5) day += DaysInMonth(4, leap);
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if(m >= 6) day += DaysInMonth(5, leap);
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if(m >= 7) day += DaysInMonth(6, leap);
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if(m >= 8) day += DaysInMonth(7, leap);
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if(m >= 9) day += DaysInMonth(8, leap);
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if(m >= 10) day += DaysInMonth(9, leap);
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if(m >= 11) day += DaysInMonth(10, leap);
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var month_start = TimeFromYear(year)+day*msPerDay;
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var sunday = 0;
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if(count === "last"){
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for(var last_sunday = month_start+DaysInMonth(m, leap)*msPerDay;
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WeekDay(last_sunday)>0;
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last_sunday -= msPerDay
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){};
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sunday = last_sunday;
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}
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else {
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for(var first_sunday = month_start;
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WeekDay(first_sunday)>0;
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first_sunday += msPerDay
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){};
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sunday = first_sunday+7*msPerDay*(count-1);
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}
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return sunday;
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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 = GetSundayInMonth(t, $DST_start_month, $DST_start_sunday)
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+$DST_start_hour*msPerHour
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+$DST_start_minutes*msPerMinute;
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var k = new Date(DST_start);
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var DST_end = GetSundayInMonth(t, $DST_end_month, $DST_end_sunday)
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+$DST_end_hour*msPerHour
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+$DST_end_minutes*msPerMinute;
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if ( t >= DST_start && t < DST_end ) {
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return msPerHour;
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} else {
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return 0;
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}
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}
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//15.9.1.9 Local Time
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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 UTC(t) {
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return t-LocalTZA-DaylightSavingTA(t-LocalTZA);
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}
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//15.9.1.10 Hours, Minutes, Second, and Milliseconds
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function HourFromTime(t){
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return Math.floor(t/msPerHour)%HoursPerDay;
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}
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function MinFromTime(t){
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return Math.floor(t/msPerMinute)%MinutesPerHour;
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}
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function SecFromTime(t){
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return Math.floor(t/msPerSecond)%SecondsPerMinute;
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}
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function msFromTime(t){
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return t%msPerSecond;
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}
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//15.9.1.11 MakeTime (hour, min, sec, ms)
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function MakeTime(hour, min, sec, ms){
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if ( !isFinite(hour) || !isFinite(min) || !isFinite(sec) || !isFinite(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) + (sec*msPerSecond) + ms);
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}
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//15.9.1.12 MakeDay (year, month, date)
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function MakeDay(year, month, date) {
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if ( !isFinite(year) || !isFinite(month) || !isFinite(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 result5 = year + Math.floor(month/12);
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var result6 = month%12;
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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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if( sign == -1 ){
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for ( y = 1969; y >= year; y += sign ) {
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t += sign * DaysInYear(y)*msPerDay;
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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 * DaysInYear(y)*msPerDay;
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}
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}
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var leap = 0;
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for ( var m = 0; m < month; m++ ) {
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//if year is changed, than we need to recalculate leep
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leap = InLeapYear(t);
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t += DaysInMonth(m, leap)*msPerDay;
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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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//15.9.1.13 MakeDate (day, time)
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function MakeDate( day, time ) {
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if(!isFinite(day) || !isFinite(time)) {
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return Number.NaN;
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}
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return day*msPerDay+time;
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}
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//15.9.1.14 TimeClip (time)
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function TimeClip(time) {
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if(!isFinite(time) || Math.abs(time) > 8.64e15){
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return Number.NaN;
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}
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return ToInteger(time);
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}
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//Test Functions
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function ConstructDate(year, month, date, hours, minutes, seconds, ms){
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/*
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* 1. Call ToNumber(year)
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* 2. Call ToNumber(month)
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* 3. If date is supplied use ToNumber(date); else use 1
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* 4. If hours is supplied use ToNumber(hours); else use 0
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* 5. If minutes is supplied use ToNumber(minutes); else use 0
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* 6. If seconds is supplied use ToNumber(seconds); else use 0
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* 7. If ms is supplied use ToNumber(ms); else use 0
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* 8. If Result(1) is not NaN and 0 <= ToInteger(Result(1)) <= 99,
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* Result(8) is 1900+ToInteger(Result(1));
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* otherwise, Result(8) is Result(1)
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* 9. Compute MakeDay(Result(8), Result(2), Result(3))
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* 10. Compute MakeTime(Result(4), Result(5), Result(6), Result(7))
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* 11. Compute MakeDate(Result(9), Result(10))
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* 12. Set the [[Value]] property of the newly constructed object to
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* TimeClip(UTC(Result(11)))
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*/
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var r1 = Number(year);
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var r2 = Number(month);
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var r3 = ((date && arguments.length > 2) ? Number(date) : 1);
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var r4 = ((hours && arguments.length > 3) ? Number(hours) : 0);
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var r5 = ((minutes && arguments.length > 4) ? Number(minutes) : 0);
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var r6 = ((seconds && arguments.length > 5) ? Number(seconds) : 0);
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var r7 = ((ms && arguments.length > 6) ? Number(ms) : 0);
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var r8 = r1;
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if(!isNaN(r1) && (0 <= ToInteger(r1)) && (ToInteger(r1) <= 99))
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r8 = 1900+r1;
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var r9 = MakeDay(r8, r2, r3);
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var r10 = MakeTime(r4, r5, r6, r7);
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var r11 = MakeDate(r9, r10);
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return TimeClip(UTC(r11));
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}
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/**** Python code for initialize the above constants
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// We may want to replicate the following in JavaScript.
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// However, using JS date operations to generate parameters that are then used to
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// test those some date operations seems unsound. However, it isn't clear if there
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//is a good interoperable alternative.
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# Copyright 2009 the Sputnik authors. All rights reserved.
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# This code is governed by the BSD license found in the LICENSE file.
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def GetDaylightSavingsTimes():
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# Is the given floating-point time in DST?
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def IsDst(t):
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return time.localtime(t)[-1]
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# Binary search to find an interval between the two times no greater than
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# delta where DST switches, returning the midpoint.
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def FindBetween(start, end, delta):
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while end - start > delta:
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middle = (end + start) / 2
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if IsDst(middle) == IsDst(start):
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start = middle
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else:
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end = middle
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return (start + end) / 2
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now = time.time()
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one_month = (30 * 24 * 60 * 60)
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# First find a date with different daylight savings. To avoid corner cases
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# we try four months before and after today.
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after = now + 4 * one_month
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before = now - 4 * one_month
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if IsDst(now) == IsDst(before) and IsDst(now) == IsDst(after):
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logger.warning("Was unable to determine DST info.")
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return None
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# Determine when the change occurs between now and the date we just found
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# in a different DST.
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if IsDst(now) != IsDst(before):
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first = FindBetween(before, now, 1)
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else:
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first = FindBetween(now, after, 1)
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# Determine when the change occurs between three and nine months from the
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# first.
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second = FindBetween(first + 3 * one_month, first + 9 * one_month, 1)
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# Find out which switch is into and which if out of DST
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if IsDst(first - 1) and not IsDst(first + 1):
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start = second
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end = first
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else:
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start = first
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end = second
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return (start, end)
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|
def GetDaylightSavingsAttribs():
|
|
times = GetDaylightSavingsTimes()
|
|
if not times:
|
|
return None
|
|
(start, end) = times
|
|
def DstMonth(t):
|
|
return time.localtime(t)[1] - 1
|
|
def DstHour(t):
|
|
return time.localtime(t - 1)[3] + 1
|
|
def DstSunday(t):
|
|
if time.localtime(t)[2] > 15:
|
|
return "'last'"
|
|
else:
|
|
return "'first'"
|
|
def DstMinutes(t):
|
|
return (time.localtime(t - 1)[4] + 1) % 60
|
|
attribs = { }
|
|
attribs['start_month'] = DstMonth(start)
|
|
attribs['end_month'] = DstMonth(end)
|
|
attribs['start_sunday'] = DstSunday(start)
|
|
attribs['end_sunday'] = DstSunday(end)
|
|
attribs['start_hour'] = DstHour(start)
|
|
attribs['end_hour'] = DstHour(end)
|
|
attribs['start_minutes'] = DstMinutes(start)
|
|
attribs['end_minutes'] = DstMinutes(end)
|
|
return attribs
|
|
|
|
*********/ |