// Removing and re-adding entries while an iterator is live causes the iterator to visit them again. | |
var map = new Map([['a', 1]]); | |
var n = 5; | |
for (let [k, v] of map) { | |
assertEq(k, 'a'); | |
assertEq(v, 1); | |
if (n === 0) | |
break; | |
map.delete('a'); | |
map.set('a', 1); | |
n--; | |
} | |
assertEq(n, 0); |