JSTests/exceptionFuzz/date-format-xparb.js - WebKit - Git at Google

 try {

 /*
  * Copyright (C) 2004 Baron Schwartz <baron at sequent dot org>
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU Lesser General Public License as published by the
  * Free Software Foundation, version 2.1.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
  * details.
  */

 Date.parseFunctions = {count:0};
 Date.parseRegexes = [];
 Date.formatFunctions = {count:0};

 Date.prototype.dateFormat = function(format) {
     if (Date.formatFunctions[format] == null) {
         Date.createNewFormat(format);
     }
     var func = Date.formatFunctions[format];
     return this[func]();
 }

 Date.createNewFormat = function(format) {
     var funcName = "format" + Date.formatFunctions.count++;
     Date.formatFunctions[format] = funcName;
     var code = "Date.prototype." + funcName + " = function(){return ";
     var special = false;
     var ch = '';
     for (var i = 0; i < format.length; ++i) {
         ch = format.charAt(i);
         if (!special && ch == "\\") {
             special = true;
         }
         else if (special) {
             special = false;
             code += "'" + String.escape(ch) + "' + ";
         }
         else {
             code += Date.getFormatCode(ch);
         }
     }
     eval(code.substring(0, code.length - 3) + ";}");
 }

 Date.getFormatCode = function(character) {
     switch (character) {
     case "d":
         return "String.leftPad(this.getDate(), 2, '0') + ";
     case "D":
         return "Date.dayNames[this.getDay()].substring(0, 3) + ";
     case "j":
         return "this.getDate() + ";
     case "l":
         return "Date.dayNames[this.getDay()] + ";
     case "S":
         return "this.getSuffix() + ";
     case "w":
         return "this.getDay() + ";
     case "z":
         return "this.getDayOfYear() + ";
     case "W":
         return "this.getWeekOfYear() + ";
     case "F":
         return "Date.monthNames[this.getMonth()] + ";
     case "m":
         return "String.leftPad(this.getMonth() + 1, 2, '0') + ";
     case "M":
         return "Date.monthNames[this.getMonth()].substring(0, 3) + ";
     case "n":
         return "(this.getMonth() + 1) + ";
     case "t":
         return "this.getDaysInMonth() + ";
     case "L":
         return "(this.isLeapYear() ? 1 : 0) + ";
     case "Y":
         return "this.getFullYear() + ";
     case "y":
         return "('' + this.getFullYear()).substring(2, 4) + ";
     case "a":
         return "(this.getHours() < 12 ? 'am' : 'pm') + ";
     case "A":
         return "(this.getHours() < 12 ? 'AM' : 'PM') + ";
     case "g":
         return "((this.getHours() %12) ? this.getHours() % 12 : 12) + ";
     case "G":
         return "this.getHours() + ";
     case "h":
         return "String.leftPad((this.getHours() %12) ? this.getHours() % 12 : 12, 2, '0') + ";
     case "H":
         return "String.leftPad(this.getHours(), 2, '0') + ";
     case "i":
         return "String.leftPad(this.getMinutes(), 2, '0') + ";
     case "s":
         return "String.leftPad(this.getSeconds(), 2, '0') + ";
     case "O":
         return "this.getGMTOffset() + ";
     case "T":
         return "this.getTimezone() + ";
     case "Z":
         return "(this.getTimezoneOffset() * -60) + ";
     default:
         return "'" + String.escape(character) + "' + ";
     }
 }

 Date.parseDate = function(input, format) {
     if (Date.parseFunctions[format] == null) {
         Date.createParser(format);
     }
     var func = Date.parseFunctions[format];
     return Date[func](input);
 }

 Date.createParser = function(format) {
     var funcName = "parse" + Date.parseFunctions.count++;
     var regexNum = Date.parseRegexes.length;
     var currentGroup = 1;
     Date.parseFunctions[format] = funcName;

     var code = "Date." + funcName + " = function(input){\n"
         + "var y = -1, m = -1, d = -1, h = -1, i = -1, s = -1;\n"
         + "var d = new Date();\n"
         + "y = d.getFullYear();\n"
         + "m = d.getMonth();\n"
         + "d = d.getDate();\n"
         + "var results = input.match(Date.parseRegexes[" + regexNum + "]);\n"
         + "if (results && results.length > 0) {"
     var regex = "";

     var special = false;
     var ch = '';
     for (var i = 0; i < format.length; ++i) {
         ch = format.charAt(i);
         if (!special && ch == "\\") {
             special = true;
         }
         else if (special) {
             special = false;
             regex += String.escape(ch);
         }
         else {
             obj = Date.formatCodeToRegex(ch, currentGroup);
             currentGroup += obj.g;
             regex += obj.s;
             if (obj.g && obj.c) {
                 code += obj.c;
             }
         }
     }

     code += "if (y > 0 && m >= 0 && d > 0 && h >= 0 && i >= 0 && s >= 0)\n"
         + "{return new Date(y, m, d, h, i, s);}\n"
         + "else if (y > 0 && m >= 0 && d > 0 && h >= 0 && i >= 0)\n"
         + "{return new Date(y, m, d, h, i);}\n"
         + "else if (y > 0 && m >= 0 && d > 0 && h >= 0)\n"
         + "{return new Date(y, m, d, h);}\n"
         + "else if (y > 0 && m >= 0 && d > 0)\n"
         + "{return new Date(y, m, d);}\n"
         + "else if (y > 0 && m >= 0)\n"
         + "{return new Date(y, m);}\n"
         + "else if (y > 0)\n"
         + "{return new Date(y);}\n"
         + "}return null;}";

     Date.parseRegexes[regexNum] = new RegExp("^" + regex + "$");
     eval(code);
 }

 Date.formatCodeToRegex = function(character, currentGroup) {
     switch (character) {
     case "D":
         return {g:0,
         c:null,
         s:"(?:Sun|Mon|Tue|Wed|Thu|Fri|Sat)"};
     case "j":
     case "d":
         return {g:1,
             c:"d = parseInt(results[" + currentGroup + "], 10);\n",
             s:"(\\d{1,2})"};
     case "l":
         return {g:0,
             c:null,
             s:"(?:" + Date.dayNames.join("|") + ")"};
     case "S":
         return {g:0,
             c:null,
             s:"(?:st|nd|rd|th)"};
     case "w":
         return {g:0,
             c:null,
             s:"\\d"};
     case "z":
         return {g:0,
             c:null,
             s:"(?:\\d{1,3})"};
     case "W":
         return {g:0,
             c:null,
             s:"(?:\\d{2})"};
     case "F":
         return {g:1,
             c:"m = parseInt(Date.monthNumbers[results[" + currentGroup + "].substring(0, 3)], 10);\n",
             s:"(" + Date.monthNames.join("|") + ")"};
     case "M":
         return {g:1,
             c:"m = parseInt(Date.monthNumbers[results[" + currentGroup + "]], 10);\n",
             s:"(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)"};
     case "n":
     case "m":
         return {g:1,
             c:"m = parseInt(results[" + currentGroup + "], 10) - 1;\n",
             s:"(\\d{1,2})"};
     case "t":
         return {g:0,
             c:null,
             s:"\\d{1,2}"};
     case "L":
         return {g:0,
             c:null,
             s:"(?:1|0)"};
     case "Y":
         return {g:1,
             c:"y = parseInt(results[" + currentGroup + "], 10);\n",
             s:"(\\d{4})"};
     case "y":
         return {g:1,
             c:"var ty = parseInt(results[" + currentGroup + "], 10);\n"
                 + "y = ty > Date.y2kYear ? 1900 + ty : 2000 + ty;\n",
             s:"(\\d{1,2})"};
     case "a":
         return {g:1,
             c:"if (results[" + currentGroup + "] == 'am') {\n"
                 + "if (h == 12) { h = 0; }\n"
                 + "} else { if (h < 12) { h += 12; }}",
             s:"(am|pm)"};
     case "A":
         return {g:1,
             c:"if (results[" + currentGroup + "] == 'AM') {\n"
                 + "if (h == 12) { h = 0; }\n"
                 + "} else { if (h < 12) { h += 12; }}",
             s:"(AM|PM)"};
     case "g":
     case "G":
     case "h":
     case "H":
         return {g:1,
             c:"h = parseInt(results[" + currentGroup + "], 10);\n",
             s:"(\\d{1,2})"};
     case "i":
         return {g:1,
             c:"i = parseInt(results[" + currentGroup + "], 10);\n",
             s:"(\\d{2})"};
     case "s":
         return {g:1,
             c:"s = parseInt(results[" + currentGroup + "], 10);\n",
             s:"(\\d{2})"};
     case "O":
         return {g:0,
             c:null,
             s:"[+-]\\d{4}"};
     case "T":
         return {g:0,
             c:null,
             s:"[A-Z]{3}"};
     case "Z":
         return {g:0,
             c:null,
             s:"[+-]\\d{1,5}"};
     default:
         return {g:0,
             c:null,
             s:String.escape(character)};
     }
 }

 Date.prototype.getTimezone = function() {
     return this.toString().replace(
         /^.*? ([A-Z]{3}) [0-9]{4}.*$/, "$1").replace(
         /^.*?\(([A-Z])[a-z]+ ([A-Z])[a-z]+ ([A-Z])[a-z]+\)$/, "$1$2$3");
 }

 Date.prototype.getGMTOffset = function() {
     return (this.getTimezoneOffset() > 0 ? "-" : "+")
         + String.leftPad(Math.floor(this.getTimezoneOffset() / 60), 2, "0")
         + String.leftPad(this.getTimezoneOffset() % 60, 2, "0");
 }

 Date.prototype.getDayOfYear = function() {
     var num = 0;
     Date.daysInMonth[1] = this.isLeapYear() ? 29 : 28;
     for (var i = 0; i < this.getMonth(); ++i) {
         num += Date.daysInMonth[i];
     }
     return num + this.getDate() - 1;
 }

 Date.prototype.getWeekOfYear = function() {
     // Skip to Thursday of this week
     var now = this.getDayOfYear() + (4 - this.getDay());
     // Find the first Thursday of the year
     var jan1 = new Date(this.getFullYear(), 0, 1);
     var then = (7 - jan1.getDay() + 4);
     document.write(then);
     return String.leftPad(((now - then) / 7) + 1, 2, "0");
 }

 Date.prototype.isLeapYear = function() {
     var year = this.getFullYear();
     return ((year & 3) == 0 && (year % 100 || (year % 400 == 0 && year)));
 }

 Date.prototype.getFirstDayOfMonth = function() {
     var day = (this.getDay() - (this.getDate() - 1)) % 7;
     return (day < 0) ? (day + 7) : day;
 }

 Date.prototype.getLastDayOfMonth = function() {
     var day = (this.getDay() + (Date.daysInMonth[this.getMonth()] - this.getDate())) % 7;
     return (day < 0) ? (day + 7) : day;
 }

 Date.prototype.getDaysInMonth = function() {
     Date.daysInMonth[1] = this.isLeapYear() ? 29 : 28;
     return Date.daysInMonth[this.getMonth()];
 }

 Date.prototype.getSuffix = function() {
     switch (this.getDate()) {
         case 1:
         case 21:
         case 31:
             return "st";
         case 2:
         case 22:
             return "nd";
         case 3:
         case 23:
             return "rd";
         default:
             return "th";
     }
 }

 String.escape = function(string) {
     return string.replace(/('|\\)/g, "\\$1");
 }

 String.leftPad = function (val, size, ch) {
     var result = new String(val);
     if (ch == null) {
         ch = " ";
     }
     while (result.length < size) {
         result = ch + result;
     }
     return result;
 }

 Date.daysInMonth = [31,28,31,30,31,30,31,31,30,31,30,31];
 Date.monthNames =
    ["January",
     "February",
     "March",
     "April",
     "May",
     "June",
     "July",
     "August",
     "September",
     "October",
     "November",
     "December"];
 Date.dayNames =
    ["Sunday",
     "Monday",
     "Tuesday",
     "Wednesday",
     "Thursday",
     "Friday",
     "Saturday"];
 Date.y2kYear = 50;
 Date.monthNumbers = {
     Jan:0,
     Feb:1,
     Mar:2,
     Apr:3,
     May:4,
     Jun:5,
     Jul:6,
     Aug:7,
     Sep:8,
     Oct:9,
     Nov:10,
     Dec:11};
 Date.patterns = {
     ISO8601LongPattern:"Y-m-d H:i:s",
     ISO8601ShortPattern:"Y-m-d",
     ShortDatePattern: "n/j/Y",
     LongDatePattern: "l, F d, Y",
     FullDateTimePattern: "l, F d, Y g:i:s A",
     MonthDayPattern: "F d",
     ShortTimePattern: "g:i A",
     LongTimePattern: "g:i:s A",
     SortableDateTimePattern: "Y-m-d\\TH:i:s",
     UniversalSortableDateTimePattern: "Y-m-d H:i:sO",
     YearMonthPattern: "F, Y"};

 var date = new Date("1/1/2007 1:11:11");

 for (i = 0; i < 4000; ++i) {
     var shortFormat = date.dateFormat("Y-m-d");
     var longFormat = date.dateFormat("l, F d, Y g:i:s A");
     date.setTime(date.getTime() + 84266956);
 }

 // FIXME: Find a way to validate this test.
 // https://bugs.webkit.org/show_bug.cgi?id=114849

 } catch (e) {
     print("JSC EXCEPTION FUZZ: Caught exception: " + e);
 }
	try {

	/*
	* Copyright (C) 2004 Baron Schwartz <baron at sequent dot org>
	*
	* This program is free software; you can redistribute it and/or modify it
	* under the terms of the GNU Lesser General Public License as published by the
	* Free Software Foundation, version 2.1.
	*
	* This program is distributed in the hope that it will be useful, but WITHOUT
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
	* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
	* details.
	*/

	Date.parseFunctions = {count:0};
	Date.parseRegexes = [];
	Date.formatFunctions = {count:0};

	Date.prototype.dateFormat = function(format) {
	if (Date.formatFunctions[format] == null) {
	Date.createNewFormat(format);
	}
	var func = Date.formatFunctions[format];
	return this[func]();
	}

	Date.createNewFormat = function(format) {
	var funcName = "format" + Date.formatFunctions.count++;
	Date.formatFunctions[format] = funcName;
	var code = "Date.prototype." + funcName + " = function(){return ";
	var special = false;
	var ch = '';
	for (var i = 0; i < format.length; ++i) {
	ch = format.charAt(i);
	if (!special && ch == "\\") {
	special = true;
	}
	else if (special) {
	special = false;
	code += "'" + String.escape(ch) + "' + ";
	}
	else {
	code += Date.getFormatCode(ch);
	}
	}
	eval(code.substring(0, code.length - 3) + ";}");
	}

	Date.getFormatCode = function(character) {
	switch (character) {
	case "d":
	return "String.leftPad(this.getDate(), 2, '0') + ";
	case "D":
	return "Date.dayNames[this.getDay()].substring(0, 3) + ";
	case "j":
	return "this.getDate() + ";
	case "l":
	return "Date.dayNames[this.getDay()] + ";
	case "S":
	return "this.getSuffix() + ";
	case "w":
	return "this.getDay() + ";
	case "z":
	return "this.getDayOfYear() + ";
	case "W":
	return "this.getWeekOfYear() + ";
	case "F":
	return "Date.monthNames[this.getMonth()] + ";
	case "m":
	return "String.leftPad(this.getMonth() + 1, 2, '0') + ";
	case "M":
	return "Date.monthNames[this.getMonth()].substring(0, 3) + ";
	case "n":
	return "(this.getMonth() + 1) + ";
	case "t":
	return "this.getDaysInMonth() + ";
	case "L":
	return "(this.isLeapYear() ? 1 : 0) + ";
	case "Y":
	return "this.getFullYear() + ";
	case "y":
	return "('' + this.getFullYear()).substring(2, 4) + ";
	case "a":
	return "(this.getHours() < 12 ? 'am' : 'pm') + ";
	case "A":
	return "(this.getHours() < 12 ? 'AM' : 'PM') + ";
	case "g":
	return "((this.getHours() %12) ? this.getHours() % 12 : 12) + ";
	case "G":
	return "this.getHours() + ";
	case "h":
	return "String.leftPad((this.getHours() %12) ? this.getHours() % 12 : 12, 2, '0') + ";
	case "H":
	return "String.leftPad(this.getHours(), 2, '0') + ";
	case "i":
	return "String.leftPad(this.getMinutes(), 2, '0') + ";
	case "s":
	return "String.leftPad(this.getSeconds(), 2, '0') + ";
	case "O":
	return "this.getGMTOffset() + ";
	case "T":
	return "this.getTimezone() + ";
	case "Z":
	return "(this.getTimezoneOffset() * -60) + ";
	default:
	return "'" + String.escape(character) + "' + ";
	}
	}

	Date.parseDate = function(input, format) {
	if (Date.parseFunctions[format] == null) {
	Date.createParser(format);
	}
	var func = Date.parseFunctions[format];
	return Date[func](input);
	}

	Date.createParser = function(format) {
	var funcName = "parse" + Date.parseFunctions.count++;
	var regexNum = Date.parseRegexes.length;
	var currentGroup = 1;
	Date.parseFunctions[format] = funcName;

	var code = "Date." + funcName + " = function(input){\n"
	+ "var y = -1, m = -1, d = -1, h = -1, i = -1, s = -1;\n"
	+ "var d = new Date();\n"
	+ "y = d.getFullYear();\n"
	+ "m = d.getMonth();\n"
	+ "d = d.getDate();\n"
	+ "var results = input.match(Date.parseRegexes[" + regexNum + "]);\n"
	+ "if (results && results.length > 0) {"
	var regex = "";

	var special = false;
	var ch = '';
	for (var i = 0; i < format.length; ++i) {
	ch = format.charAt(i);
	if (!special && ch == "\\") {
	special = true;
	}
	else if (special) {
	special = false;
	regex += String.escape(ch);
	}
	else {
	obj = Date.formatCodeToRegex(ch, currentGroup);
	currentGroup += obj.g;
	regex += obj.s;
	if (obj.g && obj.c) {
	code += obj.c;
	}
	}
	}

	code += "if (y > 0 && m >= 0 && d > 0 && h >= 0 && i >= 0 && s >= 0)\n"
	+ "{return new Date(y, m, d, h, i, s);}\n"
	+ "else if (y > 0 && m >= 0 && d > 0 && h >= 0 && i >= 0)\n"
	+ "{return new Date(y, m, d, h, i);}\n"
	+ "else if (y > 0 && m >= 0 && d > 0 && h >= 0)\n"
	+ "{return new Date(y, m, d, h);}\n"
	+ "else if (y > 0 && m >= 0 && d > 0)\n"
	+ "{return new Date(y, m, d);}\n"
	+ "else if (y > 0 && m >= 0)\n"
	+ "{return new Date(y, m);}\n"
	+ "else if (y > 0)\n"
	+ "{return new Date(y);}\n"
	+ "}return null;}";

	Date.parseRegexes[regexNum] = new RegExp("^" + regex + "$");
	eval(code);
	}

	Date.formatCodeToRegex = function(character, currentGroup) {
	switch (character) {
	case "D":
	return {g:0,
	c:null,
	s:"(?:Sun\|Mon\|Tue\|Wed\|Thu\|Fri\|Sat)"};
	case "j":
	case "d":
	return {g:1,
	c:"d = parseInt(results[" + currentGroup + "], 10);\n",
	s:"(\\d{1,2})"};
	case "l":
	return {g:0,
	c:null,
	s:"(?:" + Date.dayNames.join("\|") + ")"};
	case "S":
	return {g:0,
	c:null,
	s:"(?:st\|nd\|rd\|th)"};
	case "w":
	return {g:0,
	c:null,
	s:"\\d"};
	case "z":
	return {g:0,
	c:null,
	s:"(?:\\d{1,3})"};
	case "W":
	return {g:0,
	c:null,
	s:"(?:\\d{2})"};
	case "F":
	return {g:1,
	c:"m = parseInt(Date.monthNumbers[results[" + currentGroup + "].substring(0, 3)], 10);\n",
	s:"(" + Date.monthNames.join("\|") + ")"};
	case "M":
	return {g:1,
	c:"m = parseInt(Date.monthNumbers[results[" + currentGroup + "]], 10);\n",
	s:"(Jan\|Feb\|Mar\|Apr\|May\|Jun\|Jul\|Aug\|Sep\|Oct\|Nov\|Dec)"};
	case "n":
	case "m":
	return {g:1,
	c:"m = parseInt(results[" + currentGroup + "], 10) - 1;\n",
	s:"(\\d{1,2})"};
	case "t":
	return {g:0,
	c:null,
	s:"\\d{1,2}"};
	case "L":
	return {g:0,
	c:null,
	s:"(?:1\|0)"};
	case "Y":
	return {g:1,
	c:"y = parseInt(results[" + currentGroup + "], 10);\n",
	s:"(\\d{4})"};
	case "y":
	return {g:1,
	c:"var ty = parseInt(results[" + currentGroup + "], 10);\n"
	+ "y = ty > Date.y2kYear ? 1900 + ty : 2000 + ty;\n",
	s:"(\\d{1,2})"};
	case "a":
	return {g:1,
	c:"if (results[" + currentGroup + "] == 'am') {\n"
	+ "if (h == 12) { h = 0; }\n"
	+ "} else { if (h < 12) { h += 12; }}",
	s:"(am\|pm)"};
	case "A":
	return {g:1,
	c:"if (results[" + currentGroup + "] == 'AM') {\n"
	+ "if (h == 12) { h = 0; }\n"
	+ "} else { if (h < 12) { h += 12; }}",
	s:"(AM\|PM)"};
	case "g":
	case "G":
	case "h":
	case "H":
	return {g:1,
	c:"h = parseInt(results[" + currentGroup + "], 10);\n",
	s:"(\\d{1,2})"};
	case "i":
	return {g:1,
	c:"i = parseInt(results[" + currentGroup + "], 10);\n",
	s:"(\\d{2})"};
	case "s":
	return {g:1,
	c:"s = parseInt(results[" + currentGroup + "], 10);\n",
	s:"(\\d{2})"};
	case "O":
	return {g:0,
	c:null,
	s:"[+-]\\d{4}"};
	case "T":
	return {g:0,
	c:null,
	s:"[A-Z]{3}"};
	case "Z":
	return {g:0,
	c:null,
	s:"[+-]\\d{1,5}"};
	default:
	return {g:0,
	c:null,
	s:String.escape(character)};
	}
	}

	Date.prototype.getTimezone = function() {
	return this.toString().replace(
	/^.? ([A-Z]{3}) [0-9]{4}.$/, "$1").replace(
	/^.*?\(([A-Z])[a-z]+ ([A-Z])[a-z]+ ([A-Z])[a-z]+\)$/, "$1$2$3");
	}

	Date.prototype.getGMTOffset = function() {
	return (this.getTimezoneOffset() > 0 ? "-" : "+")
	+ String.leftPad(Math.floor(this.getTimezoneOffset() / 60), 2, "0")
	+ String.leftPad(this.getTimezoneOffset() % 60, 2, "0");
	}

	Date.prototype.getDayOfYear = function() {
	var num = 0;
	Date.daysInMonth[1] = this.isLeapYear() ? 29 : 28;
	for (var i = 0; i < this.getMonth(); ++i) {
	num += Date.daysInMonth[i];
	}
	return num + this.getDate() - 1;
	}

	Date.prototype.getWeekOfYear = function() {
	// Skip to Thursday of this week
	var now = this.getDayOfYear() + (4 - this.getDay());
	// Find the first Thursday of the year
	var jan1 = new Date(this.getFullYear(), 0, 1);
	var then = (7 - jan1.getDay() + 4);
	document.write(then);
	return String.leftPad(((now - then) / 7) + 1, 2, "0");
	}

	Date.prototype.isLeapYear = function() {
	var year = this.getFullYear();
	return ((year & 3) == 0 && (year % 100 \|\| (year % 400 == 0 && year)));
	}

	Date.prototype.getFirstDayOfMonth = function() {
	var day = (this.getDay() - (this.getDate() - 1)) % 7;
	return (day < 0) ? (day + 7) : day;
	}

	Date.prototype.getLastDayOfMonth = function() {
	var day = (this.getDay() + (Date.daysInMonth[this.getMonth()] - this.getDate())) % 7;
	return (day < 0) ? (day + 7) : day;
	}

	Date.prototype.getDaysInMonth = function() {
	Date.daysInMonth[1] = this.isLeapYear() ? 29 : 28;
	return Date.daysInMonth[this.getMonth()];
	}

	Date.prototype.getSuffix = function() {
	switch (this.getDate()) {
	case 1:
	case 21:
	case 31:
	return "st";
	case 2:
	case 22:
	return "nd";
	case 3:
	case 23:
	return "rd";
	default:
	return "th";
	}
	}

	String.escape = function(string) {
	return string.replace(/('\|\\)/g, "\\$1");
	}

	String.leftPad = function (val, size, ch) {
	var result = new String(val);
	if (ch == null) {
	ch = " ";
	}
	while (result.length < size) {
	result = ch + result;
	}
	return result;
	}

	Date.daysInMonth = [31,28,31,30,31,30,31,31,30,31,30,31];
	Date.monthNames =
	["January",
	"February",
	"March",
	"April",
	"May",
	"June",
	"July",
	"August",
	"September",
	"October",
	"November",
	"December"];
	Date.dayNames =
	["Sunday",
	"Monday",
	"Tuesday",
	"Wednesday",
	"Thursday",
	"Friday",
	"Saturday"];
	Date.y2kYear = 50;
	Date.monthNumbers = {
	Jan:0,
	Feb:1,
	Mar:2,
	Apr:3,
	May:4,
	Jun:5,
	Jul:6,
	Aug:7,
	Sep:8,
	Oct:9,
	Nov:10,
	Dec:11};
	Date.patterns = {
	ISO8601LongPattern:"Y-m-d H:i:s",
	ISO8601ShortPattern:"Y-m-d",
	ShortDatePattern: "n/j/Y",
	LongDatePattern: "l, F d, Y",
	FullDateTimePattern: "l, F d, Y g:i:s A",
	MonthDayPattern: "F d",
	ShortTimePattern: "g:i A",
	LongTimePattern: "g:i:s A",
	SortableDateTimePattern: "Y-m-d\\TH:i:s",
	UniversalSortableDateTimePattern: "Y-m-d H:i:sO",
	YearMonthPattern: "F, Y"};

	var date = new Date("1/1/2007 1:11:11");

	for (i = 0; i < 4000; ++i) {
	var shortFormat = date.dateFormat("Y-m-d");
	var longFormat = date.dateFormat("l, F d, Y g:i:s A");
	date.setTime(date.getTime() + 84266956);
	}

	// FIXME: Find a way to validate this test.
	// https://bugs.webkit.org/show_bug.cgi?id=114849

	} catch (e) {
	print("JSC EXCEPTION FUZZ: Caught exception: " + e);
	}