test262/test/language/expressions/assignment/11.13.1-4-6-s.js

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// 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.
/*---
2014-07-25 00:41:42 +02:00
es5id: 11.13.1-4-6-s
description: >
simple assignment throws TypeError if LeftHandSide is a readonly
property in strict mode (Function.length)
flags: [onlyStrict]
includes: [runTestCase.js]
---*/
function testcase() {
try {
Function.length = 42;
return false;
}
catch (e) {
return (e instanceof TypeError);
}
}
runTestCase(testcase);