'use strict';

const common = require('../common');

const initHooks = require('./init-hooks');

const verifyGraph = require('./verify-graph');

const TIMEOUT = 1;

const hooks = initHooks();

hooks.enable();

let count = 0;

const iv1 = setInterval(common.mustCall(onfirstInterval, 3), TIMEOUT);

let iv2;

function onfirstInterval() {

if (++count === 3) {

clearInterval(iv1);

iv2 = setInterval(common.mustCall(onsecondInterval, 1), TIMEOUT + 1);

}

}

function onsecondInterval() {

clearInterval(iv2);

}

process.on('exit', onexit);

function onexit() {

hooks.disable();

verifyGraph(

hooks,

[ { type: 'Timeout', id: 'timeout:1', triggerAsyncId: null },

{ type: 'Timeout', id: 'timeout:2', triggerAsyncId: 'timeout:1' }],

);

}