mirror of https://github.com/tc39/test262.git
37 lines
829 B
JavaScript
37 lines
829 B
JavaScript
// Copyright (C) 2013 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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es6id: 13.6.4.13
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description: >
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Iterators that are implemented as proxies should behave identically to
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non-proxy versions.
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features: [Proxy, Symbol.iterator]
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---*/
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var iterable = {};
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var nextResult = { value: 23, done: false };
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var lastResult = { value: null, done: true };
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var i;
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var iterator = {
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next: function() {
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var result = nextResult;
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nextResult = lastResult;
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return result;
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}
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};
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var proxiedIterator = new Proxy(iterator, {
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get: function(target, name) {
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return target[name];
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}
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});
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iterable[Symbol.iterator] = function() { return proxiedIterator; };
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i = 0;
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for (var x of iterable) {
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assert.sameValue(x, 23);
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i++;
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}
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assert.sameValue(i, 1);
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