//@ skip if $memoryLimited | |
function shouldThrow(func, errorMessage) { | |
var errorThrown = false; | |
var error = null; | |
try { | |
func(); | |
} catch (e) { | |
errorThrown = true; | |
error = e; | |
} | |
if (!errorThrown) | |
throw new Error('not thrown'); | |
if (String(error) !== errorMessage) | |
throw new Error(`bad error: ${String(error)}`); | |
} | |
shouldThrow(() => { | |
let x = { toString: () => ''.padEnd(2 ** 31 - 1, 10..toLocaleString()) }; | |
[x].join(); | |
}, `RangeError: Out of memory`); |