Add m-esr52 at 52.6.0

1 files changed, 940 insertions, 0 deletions

diff --git a/js/src/tests/test262/shell.js b/js/src/tests/test262/shell.js
new file mode 100644
index 000000000..b70bb5dbb
--- /dev/null
+++ b/js/src/tests/test262/shell.js
@@ -0,0 +1,940 @@
+/// Copyright (c) 2012 Ecma International.  All rights reserved. 
+/// Ecma International makes this code available under the terms and conditions set
+/// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the 
+/// "Use Terms").   Any redistribution of this code must retain the above 
+/// copyright and this notice and otherwise comply with the Use Terms.
+
+//-----------------------------------------------------------------------------
+function compareArray(aExpected, aActual) {
+    if (aActual.length != aExpected.length) {
+        return false;
+    }
+
+    aExpected.sort();
+    aActual.sort();
+
+    var s;
+    for (var i = 0; i < aExpected.length; i++) {
+        if (aActual[i] !== aExpected[i]) {
+            return false;
+        }
+    }
+    return true;
+}
+
+//-----------------------------------------------------------------------------
+function arrayContains(arr, expected) {
+    var found;
+    for (var i = 0; i < expected.length; i++) {
+        found = false;
+        for (var j = 0; j < arr.length; j++) {
+            if (expected[i] === arr[j]) {
+                found = true;
+                break;
+            }
+        }
+        if (!found) {
+            return false;
+        }
+    }
+    return true;
+}
+
+//-----------------------------------------------------------------------------
+var supportsArrayIndexGettersOnArrays = undefined;
+function fnSupportsArrayIndexGettersOnArrays() {
+    if (typeof supportsArrayIndexGettersOnArrays !== "undefined") {
+        return supportsArrayIndexGettersOnArrays;
+    }
+
+    supportsArrayIndexGettersOnArrays = false;
+
+    if (fnExists(Object.defineProperty)) {
+        var arr = [];
+        Object.defineProperty(arr, "0", {
+            get: function() {
+                supportsArrayIndexGettersOnArrays = true;
+                return 0;
+            }
+        });
+        var res = arr[0];
+    }
+
+    return supportsArrayIndexGettersOnArrays;
+}
+
+//-----------------------------------------------------------------------------
+var supportsArrayIndexGettersOnObjects = undefined;
+function fnSupportsArrayIndexGettersOnObjects() {
+    if (typeof supportsArrayIndexGettersOnObjects !== "undefined")
+        return supportsArrayIndexGettersOnObjects;
+
+    supportsArrayIndexGettersOnObjects = false;
+
+    if (fnExists(Object.defineProperty)) {
+        var obj = {};
+        Object.defineProperty(obj, "0", {
+            get: function() {
+                supportsArrayIndexGettersOnObjects = true;
+                return 0;
+            }
+        });
+        var res = obj[0];
+    }
+
+    return supportsArrayIndexGettersOnObjects;
+}
+
+//-----------------------------------------------------------------------------
+function ConvertToFileUrl(pathStr) {
+    return "file:" + pathStr.replace(/\\/g, "/");
+}
+
+//-----------------------------------------------------------------------------
+function fnExists(/*arguments*/) {
+    for (var i = 0; i < arguments.length; i++) {
+        if (typeof (arguments[i]) !== "function") return false;
+    }
+    return true;
+}
+
+//-----------------------------------------------------------------------------
+var __globalObject = Function("return this;")();
+function fnGlobalObject() {
+     return __globalObject;
+}
+
+//-----------------------------------------------------------------------------
+function fnSupportsStrict() {
+    "use strict";
+    try {
+        eval('with ({}) {}');
+        return false;
+    } catch (e) {
+        return true;
+    }
+}
+
+//-----------------------------------------------------------------------------
+//Verify all attributes specified data property of given object:
+//value, writable, enumerable, configurable
+//If all attribute values are expected, return true, otherwise, return false
+function dataPropertyAttributesAreCorrect(obj,
+                                          name,
+                                          value,
+                                          writable,
+                                          enumerable,
+                                          configurable) {
+    var attributesCorrect = true;
+
+    if (obj[name] !== value) {
+        if (typeof obj[name] === "number" &&
+            isNaN(obj[name]) &&
+            typeof value === "number" &&
+            isNaN(value)) {
+            // keep empty
+        } else {
+            attributesCorrect = false;
+        }
+    }
+
+    try {
+        if (obj[name] === "oldValue") {
+            obj[name] = "newValue";
+        } else {
+            obj[name] = "OldValue";
+        }
+    } catch (we) {
+    }
+
+    var overwrited = false;
+    if (obj[name] !== value) {
+        if (typeof obj[name] === "number" &&
+            isNaN(obj[name]) &&
+            typeof value === "number" &&
+            isNaN(value)) {
+            // keep empty
+        } else {
+            overwrited = true;
+        }
+    }
+    if (overwrited !== writable) {
+        attributesCorrect = false;
+    }
+
+    var enumerated = false;
+    for (var prop in obj) {
+        if (obj.hasOwnProperty(prop) && prop === name) {
+            enumerated = true;
+        }
+    }
+
+    if (enumerated !== enumerable) {
+        attributesCorrect = false;
+    }
+
+
+    var deleted = false;
+
+    try {
+        delete obj[name];
+    } catch (de) {
+    }
+    if (!obj.hasOwnProperty(name)) {
+        deleted = true;
+    }
+    if (deleted !== configurable) {
+        attributesCorrect = false;
+    }
+
+    return attributesCorrect;
+}
+
+//-----------------------------------------------------------------------------
+//Verify all attributes specified accessor property of given object:
+//get, set, enumerable, configurable
+//If all attribute values are expected, return true, otherwise, return false
+function accessorPropertyAttributesAreCorrect(obj,
+                                              name,
+                                              get,
+                                              set,
+                                              setVerifyHelpProp,
+                                              enumerable,
+                                              configurable) {
+    var attributesCorrect = true;
+
+    if (get !== undefined) {
+        if (obj[name] !== get()) {
+            if (typeof obj[name] === "number" &&
+                isNaN(obj[name]) &&
+                typeof get() === "number" &&
+                isNaN(get())) {
+                // keep empty
+            } else {
+                attributesCorrect = false;
+            }
+        }
+    } else {
+        if (obj[name] !== undefined) {
+            attributesCorrect = false;
+        }
+    }
+
+    try {
+        var desc = Object.getOwnPropertyDescriptor(obj, name);
+        if (typeof desc.set === "undefined") {
+            if (typeof set !== "undefined") {
+                attributesCorrect = false;
+            }
+        } else {
+            obj[name] = "toBeSetValue";
+            if (obj[setVerifyHelpProp] !== "toBeSetValue") {
+                attributesCorrect = false;
+            }
+        }
+    } catch (se) {
+        throw se;
+    }
+
+
+    var enumerated = false;
+    for (var prop in obj) {
+        if (obj.hasOwnProperty(prop) && prop === name) {
+            enumerated = true;
+        }
+    }
+
+    if (enumerated !== enumerable) {
+        attributesCorrect = false;
+    }
+
+
+    var deleted = false;
+    try {
+        delete obj[name];
+    } catch (de) {
+        throw de;
+    }
+    if (!obj.hasOwnProperty(name)) {
+        deleted = true;
+    }
+    if (deleted !== configurable) {
+        attributesCorrect = false;
+    }
+
+    return attributesCorrect;
+}
+
+//-----------------------------------------------------------------------------
+var NotEarlyErrorString = "NotEarlyError";
+var EarlyErrorRePat = "^((?!" + NotEarlyErrorString + ").)*$";
+var NotEarlyError = new Error(NotEarlyErrorString);
+
+//-----------------------------------------------------------------------------
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+function Test262Error(message) {
+    if (message) this.message = message;
+}
+
+Test262Error.prototype.toString = function () {
+    return "Test262 Error: " + this.message;
+};
+
+function testFailed(message) {
+    throw new Test262Error(message);
+}
+
+
+function testPrint(message) {
+
+}
+
+
+//adaptors for Test262 framework
+function $PRINT(message) {
+
+}
+
+function $INCLUDE(message) { }
+function $ERROR(message) {
+    testFailed(message);
+}
+
+function $FAIL(message) {
+    testFailed(message);
+}
+
+
+
+//Sputnik library definitions
+//Ultimately these should be namespaced some how and only made
+//available to tests that explicitly include them.
+//For now, we just define the globally
+
+//math_precision.js
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+function getPrecision(num) {
+    //TODO: Create a table of prec's,
+    //      because using Math for testing Math isn't that correct.
+
+    var log2num = Math.log(Math.abs(num)) / Math.LN2;
+    var pernum = Math.ceil(log2num);
+    return (2 * Math.pow(2, -52 + pernum));
+    //return(0);
+}
+
+
+//math_isequal.js
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+var prec;
+function isEqual(num1, num2) {
+    if ((num1 === Infinity) && (num2 === Infinity)) {
+        return (true);
+    }
+    if ((num1 === -Infinity) && (num2 === -Infinity)) {
+        return (true);
+    }
+    prec = getPrecision(Math.min(Math.abs(num1), Math.abs(num2)));
+    return (Math.abs(num1 - num2) <= prec);
+    //return(num1 === num2);
+}
+
+//numeric_conversion.js
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+function ToInteger(p) {
+    var x = Number(p);
+
+    if (isNaN(x)) {
+        return +0;
+    }
+
+    if ((x === +0)
+  || (x === -0)
+  || (x === Number.POSITIVE_INFINITY)
+  || (x === Number.NEGATIVE_INFINITY)) {
+        return x;
+    }
+
+    var sign = (x < 0) ? -1 : 1;
+
+    return (sign * Math.floor(Math.abs(x)));
+}
+
+//Date_constants.js
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+var HoursPerDay = 24;
+var MinutesPerHour = 60;
+var SecondsPerMinute = 60;
+
+var msPerDay = 86400000;
+var msPerSecond = 1000;
+var msPerMinute = 60000;
+var msPerHour = 3600000;
+
+var date_1899_end = -2208988800001;
+var date_1900_start = -2208988800000;
+var date_1969_end = -1;
+var date_1970_start = 0;
+var date_1999_end = 946684799999;
+var date_2000_start = 946684800000;
+var date_2099_end = 4102444799999;
+var date_2100_start = 4102444800000;
+
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+//the following values are normally generated by the sputnik.py driver
+var $LocalTZ,
+    $DST_start_month,
+    $DST_start_sunday,
+    $DST_start_hour,
+    $DST_start_minutes,
+    $DST_end_month,
+    $DST_end_sunday,
+    $DST_end_hour,
+    $DST_end_minutes;
+
+(function () {
+    /**
+      * Finds the first date, starting from |start|, where |predicate|
+      * holds.
+      */
+    var findNearestDateBefore = function(start, predicate) {
+        var current = start;
+        var month = 1000 * 60 * 60 * 24 * 30;
+        for (var step = month; step > 0; step = Math.floor(step / 3)) {
+            if (!predicate(current)) {
+                while (!predicate(current))
+                    current = new Date(current.getTime() + step);
+                    current = new Date(current.getTime() - step);
+                }
+        }
+        while (!predicate(current)) {
+            current = new Date(current.getTime() + 1);
+        }
+        return current;
+    };
+
+    var juneDate = new Date(2000, 5, 20, 0, 0, 0, 0);
+    var decemberDate = new Date(2000, 11, 20, 0, 0, 0, 0);
+    var juneOffset = juneDate.getTimezoneOffset();
+    var decemberOffset = decemberDate.getTimezoneOffset();
+    var isSouthernHemisphere = (juneOffset > decemberOffset);
+    var winterTime = isSouthernHemisphere ? juneDate : decemberDate;
+    var summerTime = isSouthernHemisphere ? decemberDate : juneDate;
+
+    var dstStart = findNearestDateBefore(winterTime, function (date) {
+        return date.getTimezoneOffset() == summerTime.getTimezoneOffset();
+    });
+    $DST_start_month = dstStart.getMonth();
+    $DST_start_sunday = dstStart.getDate() > 15 ? '"last"' : '"first"';
+    $DST_start_hour = dstStart.getHours();
+    $DST_start_minutes = dstStart.getMinutes();
+
+    var dstEnd = findNearestDateBefore(summerTime, function (date) {
+        return date.getTimezoneOffset() == winterTime.getTimezoneOffset();
+    });
+    $DST_end_month = dstEnd.getMonth();
+    $DST_end_sunday = dstEnd.getDate() > 15 ? '"last"' : '"first"';
+    $DST_end_hour = dstEnd.getHours();
+    $DST_end_minutes = dstEnd.getMinutes();
+
+    return;
+})();
+
+
+//Date.library.js
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+//15.9.1.2 Day Number and Time within Day
+function Day(t) {
+  return Math.floor(t/msPerDay);
+}
+
+function TimeWithinDay(t) {
+  return t%msPerDay;
+}
+
+//15.9.1.3 Year Number
+function DaysInYear(y){
+  if(y%4 != 0) return 365;
+  if(y%4 == 0 && y%100 != 0) return 366;
+  if(y%100 == 0 && y%400 != 0) return 365;
+  if(y%400 == 0) return 366;
+}
+
+function DayFromYear(y) {
+  return (365*(y-1970)
+          + Math.floor((y-1969)/4)
+          - Math.floor((y-1901)/100)
+          + Math.floor((y-1601)/400));
+}
+
+function TimeFromYear(y){
+  return msPerDay*DayFromYear(y);
+}
+
+function YearFromTime(t) {
+  t = Number(t);
+  var sign = ( t < 0 ) ? -1 : 1;
+  var year = ( sign < 0 ) ? 1969 : 1970;
+
+  for(var time = 0;;year += sign){
+    time = TimeFromYear(year);
+
+    if(sign > 0 && time > t){
+      year -= sign;
+      break;
+    }
+    else if(sign < 0 && time <= t){
+      break;
+    }
+  };
+  return year;
+}
+
+function InLeapYear(t){
+  if(DaysInYear(YearFromTime(t)) == 365)
+    return 0;
+
+  if(DaysInYear(YearFromTime(t)) == 366)
+    return 1;
+}
+
+function DayWithinYear(t) {
+  return Day(t)-DayFromYear(YearFromTime(t));
+}
+
+//15.9.1.4 Month Number
+function MonthFromTime(t){
+  var day = DayWithinYear(t);
+  var leap = InLeapYear(t);
+
+  if((0 <= day) && (day < 31)) return 0;
+  if((31 <= day) && (day < (59+leap))) return 1;
+  if(((59+leap) <= day) && (day < (90+leap))) return 2;
+  if(((90+leap) <= day) && (day < (120+leap))) return 3;
+  if(((120+leap) <= day) && (day < (151+leap))) return 4;
+  if(((151+leap) <= day) && (day < (181+leap))) return 5;
+  if(((181+leap) <= day) && (day < (212+leap))) return 6;
+  if(((212+leap) <= day) && (day < (243+leap))) return 7;
+  if(((243+leap) <= day) && (day < (273+leap))) return 8;
+  if(((273+leap) <= day) && (day < (304+leap))) return 9;
+  if(((304+leap) <= day) && (day < (334+leap))) return 10;
+  if(((334+leap) <= day) && (day < (365+leap))) return 11;
+}
+
+//15.9.1.5 Date Number
+function DateFromTime(t) {
+  var day = DayWithinYear(t);
+  var month = MonthFromTime(t);
+  var leap = InLeapYear(t);
+
+  if(month == 0) return day+1;
+  if(month == 1) return day-30;
+  if(month == 2) return day-58-leap;
+  if(month == 3) return day-89-leap;
+  if(month == 4) return day-119-leap;
+  if(month == 5) return day-150-leap;
+  if(month == 6) return day-180-leap;
+  if(month == 7) return day-211-leap;
+  if(month == 8) return day-242-leap;
+  if(month == 9) return day-272-leap;
+  if(month == 10) return day-303-leap;
+  if(month == 11) return day-333-leap;
+}
+
+//15.9.1.6 Week Day
+function WeekDay(t) {
+  var weekday = (Day(t)+4)%7;
+  return (weekday < 0 ? 7+weekday : weekday);
+}
+
+//15.9.1.9 Daylight Saving Time Adjustment
+$LocalTZ = (new Date()).getTimezoneOffset() / -60;
+if (DaylightSavingTA((new Date()).valueOf()) !== 0) {
+   $LocalTZ -= 1;
+}
+var LocalTZA = $LocalTZ*msPerHour;
+
+function DaysInMonth(m, leap) {
+  m = m%12;
+
+  //April, June, Sept, Nov
+  if(m == 3 || m == 5 || m == 8 || m == 10 ) {
+    return 30;
+  }
+
+  //Jan, March, May, July, Aug, Oct, Dec
+  if(m == 0 || m == 2 || m == 4 || m == 6 || m == 7 || m == 9 || m == 11){
+    return 31;
+  }
+
+  //Feb
+  return 28+leap;
+}
+
+function GetSundayInMonth(t, m, count){
+    var year = YearFromTime(t);
+    var tempDate;
+
+    if (count==='"first"') {
+        for (var d=1; d <= DaysInMonth(m, InLeapYear(t)); d++) {
+            tempDate = new Date(year, m, d);
+            if (tempDate.getDay()===0) {
+                return tempDate.valueOf();
+            }
+        }
+    } else if(count==='"last"') {
+        for (var d=DaysInMonth(m, InLeapYear(t)); d>0; d--) {
+            tempDate = new Date(year, m, d);
+            if (tempDate.getDay()===0) {
+                return tempDate.valueOf();
+            }
+        }
+    }
+    throw new Error("Unsupported 'count' arg:" + count);
+}
+/*
+function GetSundayInMonth(t, m, count){
+  var year = YearFromTime(t);
+  var leap = InLeapYear(t);
+  var day = 0;
+
+  if(m >= 1) day += DaysInMonth(0, leap);
+  if(m >= 2) day += DaysInMonth(1, leap);
+  if(m >= 3) day += DaysInMonth(2, leap);
+  if(m >= 4) day += DaysInMonth(3, leap);
+  if(m >= 5) day += DaysInMonth(4, leap);
+  if(m >= 6) day += DaysInMonth(5, leap);
+  if(m >= 7) day += DaysInMonth(6, leap);
+  if(m >= 8) day += DaysInMonth(7, leap);
+  if(m >= 9) day += DaysInMonth(8, leap);
+  if(m >= 10) day += DaysInMonth(9, leap);
+  if(m >= 11) day += DaysInMonth(10, leap);
+
+  var month_start = TimeFromYear(year)+day*msPerDay;
+  var sunday = 0;
+
+  if(count === "last"){
+    for(var last_sunday = month_start+DaysInMonth(m, leap)*msPerDay;
+      WeekDay(last_sunday)>0;
+      last_sunday -= msPerDay
+    ){};
+    sunday = last_sunday;
+  }
+  else {
+    for(var first_sunday = month_start;
+      WeekDay(first_sunday)>0;
+      first_sunday += msPerDay
+    ){};
+    sunday = first_sunday+7*msPerDay*(count-1);
+  }
+
+  return sunday;
+}*/
+
+function DaylightSavingTA(t) {
+//  t = t-LocalTZA;
+
+  var DST_start = GetSundayInMonth(t, $DST_start_month, $DST_start_sunday) +
+                  $DST_start_hour*msPerHour +
+                  $DST_start_minutes*msPerMinute;
+
+  var k = new Date(DST_start);
+
+  var DST_end   = GetSundayInMonth(t, $DST_end_month, $DST_end_sunday) +
+                  $DST_end_hour*msPerHour +
+                  $DST_end_minutes*msPerMinute;
+
+  if ( t >= DST_start && t < DST_end ) {
+    return msPerHour;
+  } else {
+    return 0;
+  }
+}
+
+//15.9.1.9 Local Time
+function LocalTime(t){
+  return t+LocalTZA+DaylightSavingTA(t);
+}
+
+function UTC(t) {
+  return t-LocalTZA-DaylightSavingTA(t-LocalTZA);
+}
+
+//15.9.1.10 Hours, Minutes, Second, and Milliseconds
+function HourFromTime(t){
+  return Math.floor(t/msPerHour)%HoursPerDay;
+}
+
+function MinFromTime(t){
+  return Math.floor(t/msPerMinute)%MinutesPerHour;
+}
+
+function SecFromTime(t){
+  return Math.floor(t/msPerSecond)%SecondsPerMinute;
+}
+
+function msFromTime(t){
+  return t%msPerSecond;
+}
+
+//15.9.1.11 MakeTime (hour, min, sec, ms)
+function MakeTime(hour, min, sec, ms){
+  if ( !isFinite(hour) || !isFinite(min) || !isFinite(sec) || !isFinite(ms)) {
+    return Number.NaN;
+  }
+
+  hour = ToInteger(hour);
+  min  = ToInteger(min);
+  sec  = ToInteger(sec);
+  ms   = ToInteger(ms);
+
+  return ((hour*msPerHour) + (min*msPerMinute) + (sec*msPerSecond) + ms);
+}
+
+//15.9.1.12 MakeDay (year, month, date)
+function MakeDay(year, month, date) {
+  if ( !isFinite(year) || !isFinite(month) || !isFinite(date)) {
+    return Number.NaN;
+  }
+
+  year = ToInteger(year);
+  month = ToInteger(month);
+  date = ToInteger(date );
+
+  var result5 = year + Math.floor(month/12);
+  var result6 = month%12;
+
+  var sign = ( year < 1970 ) ? -1 : 1;
+  var t =    ( year < 1970 ) ? 1 :  0;
+  var y =    ( year < 1970 ) ? 1969 : 1970;
+
+  if( sign == -1 ){
+    for ( y = 1969; y >= year; y += sign ) {
+      t += sign * DaysInYear(y)*msPerDay;
+    }
+  } else {
+    for ( y = 1970 ; y < year; y += sign ) {
+      t += sign * DaysInYear(y)*msPerDay;
+    }
+  }
+
+  var leap = 0;
+  for ( var m = 0; m < month; m++ ) {
+    //if year is changed, than we need to recalculate leep
+    leap = InLeapYear(t);
+    t += DaysInMonth(m, leap)*msPerDay;
+  }
+
+  if ( YearFromTime(t) != result5 ) {
+    return Number.NaN;
+  }
+  if ( MonthFromTime(t) != result6 ) {
+    return Number.NaN;
+  }
+  if ( DateFromTime(t) != 1 ) {
+    return Number.NaN;
+  }
+
+  return Day(t)+date-1;
+}
+
+//15.9.1.13 MakeDate (day, time)
+function MakeDate( day, time ) {
+  if(!isFinite(day) || !isFinite(time)) {
+    return Number.NaN;
+  }
+
+  return day*msPerDay+time;
+}
+
+//15.9.1.14 TimeClip (time)
+function TimeClip(time) {
+  if(!isFinite(time) || Math.abs(time) > 8.64e15){
+    return Number.NaN;
+  }
+
+  return ToInteger(time);
+}
+
+//Test Functions
+//ConstructDate is considered deprecated, and should not be used directly from
+//test262 tests as it's incredibly sensitive to DST start/end dates that 
+//vary with geographic location.
+function ConstructDate(year, month, date, hours, minutes, seconds, ms){
+  /*
+   * 1. Call ToNumber(year)
+   * 2. Call ToNumber(month)
+   * 3. If date is supplied use ToNumber(date); else use 1
+   * 4. If hours is supplied use ToNumber(hours); else use 0
+   * 5. If minutes is supplied use ToNumber(minutes); else use 0
+   * 6. If seconds is supplied use ToNumber(seconds); else use 0
+   * 7. If ms is supplied use ToNumber(ms); else use 0
+   * 8. If Result(1) is not NaN and 0 <= ToInteger(Result(1)) <= 99, Result(8) is
+   * 1900+ToInteger(Result(1)); otherwise, Result(8) is Result(1)
+   * 9. Compute MakeDay(Result(8), Result(2), Result(3))
+   * 10. Compute MakeTime(Result(4), Result(5), Result(6), Result(7))
+   * 11. Compute MakeDate(Result(9), Result(10))
+   * 12. Set the [[Value]] property of the newly constructed object to TimeClip(UTC(Result(11)))
+   */
+  var r1 = Number(year);
+  var r2 = Number(month);
+  var r3 = ((date && arguments.length > 2) ? Number(date) : 1);
+  var r4 = ((hours && arguments.length > 3) ? Number(hours) : 0);
+  var r5 = ((minutes && arguments.length > 4) ? Number(minutes) : 0);
+  var r6 = ((seconds && arguments.length > 5) ? Number(seconds) : 0);
+  var r7 = ((ms && arguments.length > 6) ? Number(ms) : 0);
+
+  var r8 = r1;
+
+  if(!isNaN(r1) && (0 <= ToInteger(r1)) && (ToInteger(r1) <= 99))
+    r8 = 1900+r1;
+
+  var r9 = MakeDay(r8, r2, r3);
+  var r10 = MakeTime(r4, r5, r6, r7);
+  var r11 = MakeDate(r9, r10);
+
+  var retVal = TimeClip(UTC(r11));
+  return retVal;
+}
+
+
+
+/**** Python code for initialize the above constants
+// We may want to replicate the following in JavaScript.
+// However, using JS date operations to generate parameters that are then used to
+// test those some date operations seems unsound.  However, it isn't clear if there
+//is a good interoperable alternative.
+
+# Copyright 2009 the Sputnik authors.  All rights reserved.
+# This code is governed by the BSD license found in the LICENSE file.
+
+def GetDaylightSavingsTimes():
+# Is the given floating-point time in DST?
+def IsDst(t):
+return time.localtime(t)[-1]
+# Binary search to find an interval between the two times no greater than
+# delta where DST switches, returning the midpoint.
+def FindBetween(start, end, delta):
+while end - start > delta:
+middle = (end + start) / 2
+if IsDst(middle) == IsDst(start):
+start = middle
+else:
+end = middle
+return (start + end) / 2
+now = time.time()
+one_month = (30 * 24 * 60 * 60)
+# First find a date with different daylight savings.  To avoid corner cases
+# we try four months before and after today.
+after = now + 4 * one_month
+before = now - 4 * one_month
+if IsDst(now) == IsDst(before) and IsDst(now) == IsDst(after):
+logger.warning("Was unable to determine DST info.")
+return None
+# Determine when the change occurs between now and the date we just found
+# in a different DST.
+if IsDst(now) != IsDst(before):
+first = FindBetween(before, now, 1)
+else:
+first = FindBetween(now, after, 1)
+# Determine when the change occurs between three and nine months from the
+# first.
+second = FindBetween(first + 3 * one_month, first + 9 * one_month, 1)
+# Find out which switch is into and which if out of DST
+if IsDst(first - 1) and not IsDst(first + 1):
+start = second
+end = first
+else:
+start = first
+end = second
+return (start, end)
+
+
+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
+
+*********/
+
+//--Test case registration-----------------------------------------------------
+function runTestCase(testcase) {
+    if (testcase() !== true) {
+        $ERROR("Test case returned non-true value!");
+    }
+}
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/*
+ * The current crop of Test262 test cases that we run are expected to pass
+ * unless they crash or throw.  (This isn't true for all Test262 test cases --
+ * for the ones marked @negative the logic is inverted.  We'll have to deal with
+ * that concern eventually, but for now we're punting so we can run subsets of
+ * Test262 tests.)
+ */
+testPassesUnlessItThrows();
+
+/*
+ * Test262 function $ERROR throws an error with the message provided. Test262
+ * test cases call it to indicate failure.
+ */
+function $ERROR(msg)
+{
+  throw new Error("Test262 error: " + msg);
+}
+
+/*
+ * Test262 function $INCLUDE loads a file with support functions for the tests.
+ * This function is replaced in browser.js.
+ */
+function $INCLUDE(file)
+{
+  load("supporting/" + file);
+}
+
+/*
+ * Test262 function fnGlobalObject returns the global object.
+ */
+var fnGlobalObject = (function()
+{
+  var global = Function("return this")();
+  return function fnGlobalObject() { return global; };
+})();