package timer

import (

"fmt"

"testing"

"time"

"github.com/stretchr/testify/require"

)

func Test_DefaultTimer(t *testing.T) {

require.NotNil(t, DefaultTimer())

require.Equal(t, int64(DefaultTickMs), TickMs())

require.Equal(t, DefaultWheelSize, WheelSize())

require.GreaterOrEqual(t, TaskCounter(), int64(0))

}

func ExampleDefaultTimer() {

fmt.Println(Started())

Start()

_, _ = AfterFunc(100*time.Millisecond, func() {

fmt.Println(100)

})

canceledTaskThenAddAgain := NewTask(1100 * time.Millisecond).WithJobFunc(func() {

fmt.Println("canceled then add again")

})

_ = AddTask(canceledTaskThenAddAgain)

canceledTaskThenAddAgain.Cancel()

_ = AddDerefTask(NewTask(1025 * time.Millisecond).WithJobFunc(func() {

fmt.Println(200)

}))

_ = AddTask(canceledTaskThenAddAgain)

time.Sleep(time.Second + time.Millisecond*200)

Stop()

// Output:

// true

// 100

// 200

// canceled then add again

}