mirror of https://github.com/tc39/test262.git
47 lines
858 B
JavaScript
47 lines
858 B
JavaScript
// Copyright (C) 2015 the V8 project authors. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
/*---
|
|
description: >
|
|
Set instances should be able to be traversed using a `for...of` loop.
|
|
es6id: 13.6.4
|
|
features: [Set]
|
|
---*/
|
|
|
|
var set = new Set();
|
|
var obj = {};
|
|
var iterationCount = 0;
|
|
|
|
var first = 0;
|
|
var second = 'a';
|
|
var third = true;
|
|
var fourth = false;
|
|
var fifth = null;
|
|
var sixth = undefined;
|
|
var seventh = NaN;
|
|
var eight = obj;
|
|
|
|
set.add(0);
|
|
set.add('a');
|
|
set.add(true);
|
|
set.add(false);
|
|
set.add(null);
|
|
set.add(undefined);
|
|
set.add(NaN);
|
|
set.add(obj);
|
|
|
|
for (var x of set) {
|
|
assert.sameValue(x, first);
|
|
first = second;
|
|
second = third;
|
|
third = fourth;
|
|
fourth = fifth;
|
|
fifth = sixth;
|
|
sixth = seventh;
|
|
seventh = eight;
|
|
eight = null;
|
|
iterationCount += 1;
|
|
}
|
|
|
|
assert.sameValue(iterationCount, 8);
|