tmtest.go

package main

import (
	"log"
	"sync"

	"../.."
)

func main() {
	scheduler := gocron.NewTimerWheel(nil)

	var wg sync.WaitGroup

	wg.Add(61)

	secondCount := 1
	scheduler.Every(1).Second().Do(func() {
		log.Printf("%d second", secondCount)
		secondCount++

		wg.Done()
	})
	scheduler.Every(1).Minute().Do(func() {
		log.Printf("%d minute", secondCount/60)

		wg.Done()
	})
	scheduler.Every(1).Hour().Do(func() {
		log.Printf("%d hour", secondCount/(60*60))
	})

	stopped := scheduler.Start()

	wg.Wait()

	stopped <- true
}

./gocron  2854  22:11:04
2015/12/21 22:11:07 1 second
2015/12/21 22:11:08 2 second
2015/12/21 22:11:09 3 second
2015/12/21 22:11:10 4 second
2015/12/21 22:11:11 5 second
...
2015/12/21 22:12:05 59 second
2015/12/21 22:12:06 1 minute
2015/12/21 22:12:06 60 second