Set-clear-iterators-1.js

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// A Set iterator does not visit entries removed by clear().

load(libdir + "iteration.js");

var s = new Set();

var it = s[Symbol.iterator]();

s.clear();

assertIteratorDone(it, undefined);

s = new Set(["a", "b", "c", "d"]);

it = s[Symbol.iterator]();

assertIteratorNext(it, "a");

s.clear();

assertIteratorDone(it, undefined);

var log = "";

s = new Set(["a", "b", "c", "d"]);

for (var v of s) {

    log += v;

    if (v == "b")

        s.clear();

assertEq(log, "ab");