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const { create } = Object;
QUnit.test('Iterator#@@dispose', assert => {
const dispose = Iterator.prototype[Symbol.dispose];
assert.isFunction(dispose);
assert.arity(dispose, 0);
assert.looksNative(dispose);
assert.same(create(Iterator.prototype)[Symbol.dispose](), undefined);
let called = false;
const iterator2 = create(Iterator.prototype);
iterator2.return = function () {
called = true;
assert.same(this, iterator2);
return 7;
};
assert.same(iterator2[Symbol.dispose](), undefined);
assert.true(called);
});
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