Enabled es5conform tests for new array methods and corrected errors that was ...

src/v8natives.js

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * 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
@@ skipping 287 matching lines @@
 // ES5 8.10.3.
 function IsGenericDescriptor(desc) {
   return !(IsAccessorDescriptor(desc) || IsDataDescriptor(desc));
 }
 
 
 function IsInconsistentDescriptor(desc) {
   return IsAccessorDescriptor(desc) && IsDataDescriptor(desc);
 }
 
+// ES5 8.10.4
+function FromPropertyDescriptor(desc) {
+  if(IS_UNDEFINED(desc)) return desc;
+  var obj = new $Object();
+  if (IsDataDescriptor(desc)) {
+    obj.value = desc.getValue();
+    obj.writable = desc.isWritable();
+  }
+  if (IsAccessorDescriptor(desc)) {
+    obj.get = desc.getGet();
+    obj.set = desc.getSet();
+  }
+  obj.enumerable = desc.isEnumerable();
+  obj.configurable = desc.isConfigurable();
+  return obj;
+}
 
 // ES5 8.10.5.
 function ToPropertyDescriptor(obj) {
   if (!IS_OBJECT(obj)) {
     throw MakeTypeError("property_desc_object", [obj]);
   }
   var desc = new PropertyDescriptor();
 
   if ("enumerable" in obj) {
     desc.setEnumerable(ToBoolean(obj.enumerable));
@@ skipping 108 matching lines @@
   this.set_ = set;
   this.hasSetter_ = true;
 }
 
 
 PropertyDescriptor.prototype.getSet = function() {
   return this.set_;
 }
 
 
+// ES5 section 8.12.1.
+function GetOwnProperty(obj, p) {
+  var desc = new PropertyDescriptor();
+  
+  // An array with:
+  //  obj is a data property [false, value, Writeable, Enumerable, Configurable]
+  //  obj is an accessor [true, Get, Set, Enumerable, Configurable]
+  var props = %GetOwnProperty(ToObject(obj), ToString(p));
+
+  if (IS_UNDEFINED(props))
+    return void 0;
+
+  // This is an accessor
+  if (props[0]) {
+    desc.setGet(props[1]);
+    desc.setSet(props[2]);
+  } else {
+    desc.setValue(props[1]);
+    desc.setWritable(props[2]);
+  }
+  desc.setEnumerable(props[3]);
+  desc.setConfigurable(props[4]);
+
+  return desc;
+}
+
+
 // ES5 8.12.9.  This version cannot cope with the property p already
 // being present on obj.
 function DefineOwnProperty(obj, p, desc, should_throw) {
   var flag = desc.isEnumerable() ? 0 : DONT_ENUM;
   if (IsDataDescriptor(desc)) {
     flag |= desc.isWritable() ? 0 : (DONT_DELETE | READ_ONLY);
     %SetProperty(obj, p, desc.getValue(), flag);
   } else {
     if (IS_FUNCTION(desc.getGet())) %DefineAccessor(obj, p, GETTER, desc.getGet(), flag);
     if (IS_FUNCTION(desc.getSet())) %DefineAccessor(obj, p, SETTER, desc.getSet(), flag);
   }
   return true;
 }
 
 
 // ES5 section 15.2.3.2.
 function ObjectGetPrototypeOf(obj) {
  if (!IS_OBJECT(obj) && !IS_FUNCTION(obj)) {
    throw MakeTypeError("object_get_prototype_non_object", [obj]);
  }
  return obj.__proto__;
 }
 
 
+// ES5 section 15.2.3.3 
+function ObjectGetOwnPropertyDescriptor(obj, p) {
+  if (!IS_OBJECT(obj) && !IS_FUNCTION(obj)) {
+    throw MakeTypeError("object_get_prototype_non_object", [obj]);
+  }
+  var desc = GetOwnProperty(obj, p);
+  return FromPropertyDescriptor(desc);
+}
+
+
 // ES5 section 15.2.3.5.
 function ObjectCreate(proto, properties) {
   if (!IS_OBJECT(proto) && !IS_NULL(proto)) {
     throw MakeTypeError("proto_object_or_null", [proto]);
   }
   var obj = new $Object();
   obj.__proto__ = proto;
   if (!IS_UNDEFINED(properties)) ObjectDefineProperties(obj, properties);
   return obj;
 }
@@ skipping 45 matching lines @@
     "isPrototypeOf", ObjectIsPrototypeOf,
     "propertyIsEnumerable", ObjectPropertyIsEnumerable,
     "__defineGetter__", ObjectDefineGetter,
     "__lookupGetter__", ObjectLookupGetter,
     "__defineSetter__", ObjectDefineSetter,
     "__lookupSetter__", ObjectLookupSetter
   ));
   InstallFunctions($Object, DONT_ENUM, $Array(
     "keys", ObjectKeys,
     "create", ObjectCreate,
-    "getPrototypeOf", ObjectGetPrototypeOf
+    "getPrototypeOf", ObjectGetPrototypeOf,
+    "getOwnPropertyDescriptor", ObjectGetOwnPropertyDescriptor
   ));
 }
 
 SetupObject();
 
 
 // ----------------------------------------------------------------------------
 // Boolean
 
 function BooleanToString() {
@@ skipping 247 matching lines @@
 
 // ----------------------------------------------------------------------------
 
 function SetupFunction() {
   InstallFunctions($Function.prototype, DONT_ENUM, $Array(
     "toString", FunctionToString
   ));
 }
 
 SetupFunction();