js/src/tests/ecma_6/WeakMap/symbols.js


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/* Any copyright is dedicated to the Public Domain.
 * http://creativecommons.org/licenses/publicdomain/ */

// Symbols can't be WeakMap keys.
var m = new WeakMap;
var sym = Symbol();
assertThrowsInstanceOf(() => m.set(sym, 0), TypeError);

if (typeof reportCompare === "function")
  reportCompare(0, 0);