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// |reftest| skip-if(!this.hasOwnProperty('Iterator')) -- Iterator is not enabled unconditionally
/*---
Iterator.from returns an iterator wrapper if O is not an iterable.
---*/
class TestIterator {
next() {
return { done: false, value: 0 };
}
}
const iter = new TestIterator();
assertEq(
Symbol.iterator in iter,
false,
'iter is not an iterable.'
);
const wrapper = Iterator.from(iter);
assertEq(iter !== wrapper, true);
assertEq(
Symbol.iterator in wrapper,
true,
'wrapper is an iterable.'
);
if (typeof reportCompare === 'function')
reportCompare(0, 0);
|
