node_modules/pomelo-schedule/test/cronTriggerTest.js

var cronTrigger = require('../lib/cronTrigger');

var SECOND = 0;
var MIN = 1;
var HOUR = 2;
var DOM = 3;
var MONTH = 4;
var DOW = 5;

function decoderTest(){
  var result = [];
  
  result.push(cronTrigger.decodeTrigger('12    2 3,4,5 4 5 1'));
  
  result.push(cronTrigger.decodeTrigger('*    1-3,2-9,4 3,4,5 4-9 5 1'));
  
  result.push(cronTrigger.decodeTrigger('12    2 3 4 5 1'));
  console.log(result);
}

function nextTimeTest(count){
  var timer = cronTrigger.decodeTrigger('0 0 0 1 0 2-5');
  
  
  var value = Date.now();
  console.log(timer);
  
 // console.log([1,2] instanceof Array);
 var r1, r2;
 var start = Date.now();
 for(var i = 0; i < count; i++)
   r1 = cronTrigger.nextTime(value, timer);
 var end = Date.now();
 
 console.log("first run time : " + (end-start));
 
 var start = Date.now();
 for(var i = 0; i < count; i++)
   r2 = nextExcuteTimeTest(value, timer);
 var end = Date.now();
 
 console.log("second run time : " + (end-start));
 
 console.log("first run time:" + r1);
 console.log("second run time:" + r2);
}

function nextExcuteTimeTest(time, cronTrigger){
  var next = new Date(time + 1000);
  
  while (true)
  {
    if (!timeMatch(next.getMonth(), cronTrigger[MONTH]))
    {
      next.setMonth(next.getMonth()+1);
      next.setDate(1);
      next.setHours(0);
      next.setMinutes(0);
      next.setSeconds(0);
      continue;
    }
    if (!timeMatch(next.getDate(), cronTrigger[DOM]))
    {
      next.setDate(next.getDate() + 1);
      next.setHours(0);
      next.setMinutes(0);
      next.setSeconds(0);
      continue;
    }
    if (!timeMatch(next.getDay(), cronTrigger[DOW]))
    {
      next.setDate(next.getDate() + 1);
      next.setHours(0);
      next.setMinutes(0);
      next.setSeconds(0);
      continue;
    }
    if (!timeMatch(next.getHours(), cronTrigger[HOUR]))
    {
      next.setHours(next.getHours() + 1);
      next.setMinutes(0);
      next.setSeconds(0);
      continue;
    }
    if (!timeMatch(next.getMinutes(), cronTrigger[MIN]))
    {
      next.setMinutes(next.getMinutes() + 1);
      next.setSeconds(0);
      continue;
    }
    if (!timeMatch(next.getSeconds(), cronTrigger[SECOND]))
    {
      next.setSeconds(next.getSeconds()+1);
      continue;
    }

    break;
  }

  return next;
}

function getDomLimitTest(y1,y2,m1,m2){
  for(var year = y1; year <= y2; year++)
    for(var month = m1; month <= m2; month++){
      console.log(year + "." + (month +1)+ " limit : " + cronTrigger.getDomLimit(year,month));
    }
}

function timeMatch(value, cronTime){
//  console.log("match value " + value + ' cronTime ' + cronTime); 
  if(typeof(cronTime) == 'number'){
    if(cronTime == -1)
      return true;
    if(value == cronTime)
      return true;
    return false;
  }else if(typeof(cronTime) == 'object' && cronTime instanceof Array){
    if(value < cronTime[0] || value > cronTime[cronTime.length -1])
      return false;
    
    for(var i = 0; i < cronTime.length; i++)
      if(value == cronTime[i])
        return true;
       
    return false;
  }
  
  return null;
}

function test(){
  nextTimeTest(100);
 // getDomLimitTest(1800,2002,1,1);
}

test();