Function check

test/parallel/test-worker-cpu-usage.js:17–41

(worker)

}

function check(worker) {
  [
    NaN,
    undefined,
    null,
  ].forEach((value) => {
    worker.cpuUsage(value);
  });
  [
    -1,
    1.1,
    {},
    [],
    function() {},
    Symbol(),
    true,
    Infinity,
    { user: -1, system: 1 },
    { user: 1, system: -1 },
  ].forEach((value) => {
    assert.throws(() => {
      worker.cpuUsage(value);
    }, /ERR_OUT_OF_RANGE|ERR_INVALID_ARG_TYPE/i);
  });
}

const worker = new Worker(`
  const { parentPort } = require('worker_threads');