text: // Copyright 2013 the V8 project authors. All rights reserved.
  // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  //
  // Redistribution and use in source and binary forms, with or without
  // modification, are permitted provided that the following conditions
  // are met:
  // 1.  Redistributions of source code must retain the above copyright
  //     notice, this list of conditions and the following disclaimer.
  // 2.  Redistributions in binary form must reproduce the above copyright
  //     notice, this list of conditions and the following disclaimer in the
  //     documentation and/or other materials provided with the distribution.
  //
  // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
  // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  // DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
  // ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  
  description("Test to ensure correct behaviour of Object.getOwnPropertyNames");
  
  function argumentsObject() { return arguments; };
  
  var expectedPropertyNamesSet = {
      "{}": "[]",
      "{a:null}": "['a']",
      "{a:null, b:null}": "['a', 'b']",
      "{b:null, a:null}": "['a', 'b']",
      "{__proto__:{a:null}}": "[]",
      "{__proto__:[1,2,3]}": "[]",
      "Object.create({}, { 'a': { 'value': 1, 'enumerable': false } })": "['a']",
      "Object.create([1,2,3], { 'a': { 'value': 1, 'enumerable': false } })": "['a']",
  // Function objects
      "new Function()": "['arguments', 'caller', 'length', 'name', 'prototype']",
      "(function(){var x=new Function();x.__proto__=[1,2,3];return x;})()": "['arguments', 'caller', 'length', 'name', 'prototype']",
  // String objects
      "new String('')": "['length']",
      "new String('a')": "['0', 'length']",
      "new String('abc')": "['0', '1', '2', 'length']",
      "(function(){var x=new String('');x.__proto__=[1,2,3];return x;})()": "['length']",
  // Array objects
      "[]": "['length']",
      "[null]": "['0', 'length']",
      "[null,null]": "['0','1', 'length']",
      "[null,null,,,,null]": "['0','1','5', 'length']",
      "(function(){var x=[];x.__proto__=[1,2,3];return x;})()": "['length']",
  // Date objects
      "new Date()": "[]",
      "(function(){var x=new Date();x.__proto__=[1,2,3];return x;})()": "[]",
  // RegExp objects
      "new RegExp('foo')": "['global', 'ignoreCase', 'lastIndex', 'multiline', 'source']",
      "(function(){var x=new RegExp();x.__proto__=[1,2,3];return x;})()": "['global', 'ignoreCase', 'lastIndex', 'multiline', 'source']",
  // Arguments objects
       "argumentsObject()": "['callee', 'length']",
       "argumentsObject(1)": "['0', 'callee', 'length']",
       "argumentsObject(1,2,3)": "['0', '1', '2', 'callee', 'length']",
      "(function(){arguments.__proto__=[1,2,3];return arguments;})()": "['callee', 'length']",
  // Built-in ECMA functions
      "parseInt": "['arguments', 'caller', 'length', 'name']",
      "parseFloat": "['arguments', 'caller', 'length', 'name']",
      "isNaN": "['arguments', 'caller', 'length', 'name']",
      "isFinite": "['arguments', 'caller', 'length', 'name']",
      "escape": "['length', 'name']",
      "unescape": "['length', 'name']",
      "decodeURI": "['length', 'name']",
      "decodeURIComponent": "['length', 'name']",
      "encodeURI": "['length', 'name']",
      "encodeURIComponent": "['length', 'name']",
  // Built-in ECMA objects
      "Object": "['arguments', 'assign', 'caller', 'create', 'defineProperties', 'defineProperty', 'deliverChangeRecords', 'freeze', 'getNotifier', 'getOwnPropertyDescriptor', 'getOwnPropertyNames', 'getOwnPropertySymbols', 'getPrototypeOf', 'is', 'isExtensible', 'isFrozen', 'isSealed', 'keys', 'length', 'name', 'observe', 'preventExtensions', 'prototype', 'seal', 'setPrototypeOf', 'unobserve']",
      "Object.prototype": "['__defineGetter__', '__defineSetter__', '__lookupGetter__', '__lookupSetter__', '__proto__', 'constructor', 'hasOwnProperty', 'isPrototypeOf', 'propertyIsEnumerable', 'toLocaleString', 'toString', 'valueOf']",
      "Function": "['arguments', 'caller', 'length', 'name', 'prototype']",
      "Function.prototype": "['apply', 'arguments', 'bind', 'call', 'caller', 'constructor', 'length', 'name', 'toString']",
      "Array": "['arguments', 'caller', 'from', 'isArray', 'length', 'name', 'observe', 'of', 'prototype', 'unobserve']",
      "Array.prototype": "['concat', 'constructor', 'copyWithin', 'entries', 'every', 'fill', 'filter', 'find', 'findIndex', 'forEach', 'indexOf', 'join', 'keys', 'lastIndexOf', 'length', 'map', 'pop', 'push', 'reduce', 'reduceRight', 'reverse', 'shift', 'slice', 'some', 'sort', 'splice', 'toLocaleString', 'toString', 'unshift']",
      "String": "['arguments', 'caller', 'fromCharCode', 'fromCodePoint', 'length', 'name', 'prototype', 'raw']",
      "String.prototype": "['anchor', 'big', 'blink', 'bold', 'charAt', 'charCodeAt', 'codePointAt', 'concat', 'constructor', 'endsWith', 'fixed', 'fontcolor', 'fontsize', 'includes', 'indexOf', 'italics', 'lastIndexOf', 'length', 'link', 'localeCompare', 'match', 'normalize', 'repeat', 'replace', 'search', 'slice', 'small', 'split', 'startsWith', 'strike', 'sub', 'substr', 'substring', 'sup', 'toLocaleLowerCase', 'toLocaleUpperCase', 'toLowerCase', 'toString', 'toUpperCase', 'trim', 'trimLeft', 'trimRight', 'valueOf']",
      "Boolean": "['arguments', 'caller', 'length', 'name', 'prototype']",
      "Boolean.prototype": "['constructor', 'toString', 'valueOf']",
      "Number": "['EPSILON', 'MAX_SAFE_INTEGER', 'MAX_VALUE', 'MIN_SAFE_INTEGER', 'MIN_VALUE', 'NEGATIVE_INFINITY', 'NaN', 'POSITIVE_INFINITY', 'arguments', 'caller', 'isFinite', 'isInteger', 'isNaN', 'isSafeInteger', 'length', 'name', 'parseFloat', 'parseInt', 'prototype']",
      "Number.prototype": "['constructor', 'toExponential', 'toFixed', 'toLocaleString', 'toPrecision', 'toString', 'valueOf']",
      "Date": "['UTC', 'arguments', 'caller', 'length', 'name', 'now', 'parse', 'prototype']",
      "Date.prototype": "['constructor', 'getDate', 'getDay', 'getFullYear', 'getHours', 'getMilliseconds', 'getMinutes', 'getMonth', 'getSeconds', 'getTime', 'getTimezoneOffset', 'getUTCDate', 'getUTCDay', 'getUTCFullYear', 'getUTCHours', 'getUTCMilliseconds', 'getUTCMinutes', 'getUTCMonth', 'getUTCSeconds', 'getYear', 'setDate', 'setFullYear', 'setHours', 'setMilliseconds', 'setMinutes', 'setMonth', 'setSeconds', 'setTime', 'setUTCDate', 'setUTCFullYear', 'setUTCHours', 'setUTCMilliseconds', 'setUTCMinutes', 'setUTCMonth', 'setUTCSeconds', 'setYear', 'toDateString', 'toGMTString', 'toISOString', 'toJSON', 'toLocaleDateString', 'toLocaleString', 'toLocaleTimeString', 'toString', 'toTimeString', 'toUTCString', 'valueOf']",
      "RegExp": "['$&', \"$'\", '$*', '$+', '$1', '$2', '$3', '$4', '$5', '$6', '$7', '$8', '$9', '$_', '$`', 'arguments', 'caller', 'input', 'lastMatch', 'lastParen', 'leftContext', 'length', 'multiline', 'name', 'prototype', 'rightContext']",
      "RegExp.prototype": "['compile', 'constructor', 'exec', 'global', 'ignoreCase', 'lastIndex', 'multiline', 'source', 'test', 'toString']",
      "Error": "['arguments', 'caller', 'captureStackTrace', 'length', 'name', 'prototype', 'stackTraceLimit']",
      "Error.prototype": "['constructor', 'message', 'name', 'toString']",
      "Math": "['E', 'LN10', 'LN2', 'LOG10E', 'LOG2E', 'PI', 'SQRT1_2', 'SQRT2', 'abs', 'acos', 'acosh', 'asin', 'asinh', 'atan', 'atan2', 'atanh', 'cbrt', 'ceil', 'clz32', 'cos', 'cosh', 'exp', 'expm1', 'floor', 'fround', 'hypot', 'imul', 'log', 'log10', 'log1p', 'log2', 'max', 'min', 'pow', 'random', 'round', 'sign', 'sin', 'sinh', 'sqrt', 'tan', 'tanh', 'trunc']",
      "JSON": "['parse', 'stringify']"
  };
  
  function getSortedOwnPropertyNames(obj)
  {
      return Object.getOwnPropertyNames(obj).sort();
  }
  
  for (var expr in expectedPropertyNamesSet)
      shouldBe("getSortedOwnPropertyNames(" + expr + ")", expectedPropertyNamesSet[expr]);
  
  // Global Object
  // Only check for ECMA properties here
  var globalPropertyNames = Object.getOwnPropertyNames(this);
  var expectedGlobalPropertyNames = [
      "NaN",
      "Infinity",
      "undefined",
      "parseInt",
      "parseFloat",
      "isNaN",
      "isFinite",
      "escape",
      "unescape",
      "decodeURI",
      "decodeURIComponent",
      "encodeURI",
      "encodeURIComponent",
      "Object",
      "Function",
      "Array",
      "String",
      "Boolean",
      "Number",
      "Date",
      "RegExp",
      "Error",
      "Math",
      "JSON"
  ];
  
  for (var i = 0; i < expectedGlobalPropertyNames.length; ++i)
      shouldBeTrue("globalPropertyNames.indexOf('" + expectedGlobalPropertyNames[i] + "') != -1");
  