js/src/tests/test262/language/expressions/delete/11.4.1-4.a-17.js


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// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
info: |
    This test is actually testing the [[Delete]] internal method (8.12.8). Since the
    language provides no way to directly exercise [[Delete]], the tests are placed here.
esid: sec-delete-operator-runtime-semantics-evaluation
description: delete operator returns true on deleting a arguments element
---*/

function foo(a, b) {
  var d = delete arguments[0];
  return d === true && arguments[0] === undefined;
}

assert.sameValue(foo(1, 2), true, 'foo(1,2)');

reportCompare(0, 0);