// Copyright 2018 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. const set_entries = [{}]; set_entries[Symbol.iterator] = function() {}; assertThrows(() => new Set(set_entries), TypeError); assertThrows(() => new WeakSet(set_entries), TypeError); const map_entries = [[{}, 1]]; map_entries[Symbol.iterator] = function() {}; assertThrows(() => new Set(map_entries), TypeError); assertThrows(() => new WeakSet(map_entries), TypeError);