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/*
* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/licenses/publicdomain/
*/
var gTestfile = 'builtin-function-arguments-caller.js';
var BUGNUMBER = 929642;
var summary =
"Built-in functions defined in ECMAScript pick up arguments/caller " +
"properties from Function.prototype";
print(BUGNUMBER + ": " + summary);
/**************
* BEGIN TEST *
**************/
function expectNoProperty(obj, prop)
{
var desc = Object.getOwnPropertyDescriptor(obj, prop);
assertEq(desc, undefined,
"should be no '" + prop + "' property on " + obj);
}
// Test a builtin that's native.
expectNoProperty(Object, "arguments");
expectNoProperty(Object, "caller");
// Also test a builtin that's self-hosted.
expectNoProperty(Array.prototype.indexOf, "arguments");
expectNoProperty(Array.prototype.indexOf, "caller");
// Test the Function construct for good measure, because it's so intricately
// invovled in bootstrapping.
expectNoProperty(Function, "arguments");
expectNoProperty(Function, "caller");
var argsDesc = Object.getOwnPropertyDescriptor(Function.prototype, "arguments");
var callerDesc = Object.getOwnPropertyDescriptor(Function.prototype, "caller");
var argsGet = argsDesc.get, argsSet = argsDesc.set;
expectNoProperty(argsGet, "arguments");
expectNoProperty(argsGet, "caller");
expectNoProperty(argsSet, "arguments");
expectNoProperty(argsSet, "caller");
var callerGet = callerDesc.get, callerSet = callerDesc.set;
expectNoProperty(callerGet, "arguments");
expectNoProperty(callerGet, "caller");
expectNoProperty(callerSet, "arguments");
expectNoProperty(callerSet, "caller");
/******************************************************************************/
if (typeof reportCompare === "function")
reportCompare(true, true);
print("Tests complete");
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