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/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/*
* Any copyright is dedicated to the Public Domain.
*/
function callFunctionBody(expr) {
return (
'(function f() {\n'
+ 'Object.defineProperties(arguments, {1: { writable: false },\n'
+ ' 2: { configurable: false },\n'
+ ' 3: { writable: false,\n'
+ ' configurable: false }});\n'
+ 'return (' + expr + ');\n'
+ '})(0, 1, 2, 3);');
}
assertEq(testLenientAndStrict(callFunctionBody('arguments[0] = 42'),
returns(42), returns(42)),
true);
assertEq(testLenientAndStrict(callFunctionBody('delete arguments[0]'),
returns(true), returns(true)),
true);
assertEq(testLenientAndStrict(callFunctionBody('arguments[1] = 42'),
returns(42), raisesException(TypeError)),
true);
assertEq(testLenientAndStrict(callFunctionBody('delete arguments[1]'),
returns(true), returns(true)),
true);
assertEq(testLenientAndStrict(callFunctionBody('arguments[2] = 42'),
returns(42), returns(42)),
true);
assertEq(testLenientAndStrict(callFunctionBody('delete arguments[2]'),
returns(false), raisesException(TypeError)),
true);
assertEq(testLenientAndStrict(callFunctionBody('arguments[3] = 42'),
returns(42), raisesException(TypeError)),
true);
assertEq(testLenientAndStrict(callFunctionBody('delete arguments[3]'),
returns(false), raisesException(TypeError)),
true);
reportCompare(true, true);