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'use strict';
// https://github.com/nodejs/node/issues/3020
// Promises, nextTick, and queueMicrotask allow code to escape the timeout
// set for runInContext, runInNewContext, and runInThisContext
const common = require('../common');
const assert = require('assert');
const vm = require('vm');
const NS_PER_MS = 1000000n;
const hrtime = process.hrtime.bigint;
const loopDuration = common.platformTimeout(1000n);
const timeout = common.platformTimeout(100);
function loop() {
const start = hrtime();
while (1) {
const current = hrtime();
const span = (current - start) / NS_PER_MS;
if (span >= loopDuration) {
throw new Error(
`escaped ${timeout}ms timeout at ${span}ms`);
}
}
}
assert.throws(() => {
vm.runInNewContext(
'queueMicrotask(loop); loop();',
{
hrtime,
queueMicrotask,
loop
},
{ timeout, microtaskMode: 'afterScriptRun' }
);
}, {
code: 'ERR_SCRIPT_EXECUTION_TIMEOUT',
message: `Script execution timed out after ${timeout}ms`
});
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