delete-constant-folded-and-or.js

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// Any copyright is dedicated to the Public Domain.

// http://creativecommons.org/licenses/publicdomain/

//-----------------------------------------------------------------------------

var BUGNUMBER = 1183400;

var summary =

  "Deletion of a && or || expression that constant-folds to a name must not " +

  "attempt to delete the name";

print(BUGNUMBER + ": " + summary);

/**************

 * BEGIN TEST *

 **************/

Object.defineProperty(this, "nonconfigurable", { value: 42 });

assertEq(nonconfigurable, 42);

assertEq(delete nonconfigurable, false);

assertEq(delete (true && nonconfigurable), true);

function nested()

  assertEq(delete nonconfigurable, false);

  assertEq(delete (true && nonconfigurable), true);

nested();

function nestedStrict()

  "use strict";

  assertEq(delete (true && nonconfigurable), true);

nestedStrict();

/******************************************************************************/

if (typeof reportCompare === "function")

  reportCompare(true, true);

print("Tests complete");