test262/test/built-ins/Array/from/get-iter-method-err.js

23 lines
562 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.
/*---
es6id: 22.1.2.1
description: Error accessing items' `Symbol.iterator` attribute
info: >
[...]
4. Let usingIterator be GetMethod(items, @@iterator).
5. ReturnIfAbrupt(usingIterator).
features: [Symbol.iterator]
---*/
var items = {};
Object.defineProperty(items, Symbol.iterator, {
get: function() {
throw new Test262Error();
}
});
assert.throws(Test262Error, function() {
Array.from(items);
});