mirror of https://github.com/tc39/test262.git
37 lines
720 B
JavaScript
37 lines
720 B
JavaScript
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// Copyright (C) 2015 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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description: Set entry removal and re-insertion during traversal using for..of
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info: >
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Entries removed from a Set instance during traversal should be visited if
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they are re-inserted prior to iterator exhaustion.
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es6id: 13.6.4
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features: [Set]
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---*/
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var set = new Set();
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var iterationCount = 0;
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var first = 0;
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var second = 1;
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set.add(0);
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set.add(1);
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for (var x of set) {
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assert.sameValue(x, first);
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first = second;
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second = null;
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if (first !== null) {
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set.delete(1);
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set.add(1);
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}
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iterationCount += 1;
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}
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assert.sameValue(iterationCount, 2);
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