evalphobia/eurekache

package eurekache

import (
    "math"
    "testing"
    "time"

    "github.com/stretchr/testify/assert"
)

func TestItemInit(t *testing.T) {
    assert := assert.New(t)
    start := time.Now().UnixNano()
    time.Sleep(1)

    item := &Item{}
    item.Value = "the value"
    item.Init()

    time.Sleep(1)
    end := time.Now().UnixNano()

    assert.True(start < item.CreatedAt)
    assert.True(item.CreatedAt < end)
    assert.EqualValues(math.MaxInt64, item.ExpiredAt)
    assert.Nil(item.Value)
}

func TestItemSetExpire(t *testing.T) {
    assert := assert.New(t)

    item := &Item{}
    item.SetExpire(0)
    assert.EqualValues(0, item.ExpiredAt)
    assert.EqualValues(0, item.CreatedAt)
    assert.Nil(item.Value)

    item.SetExpire(100)
    assert.EqualValues(100*int64(time.Millisecond), item.ExpiredAt)
    assert.EqualValues(0, item.CreatedAt)
    assert.Nil(item.Value)

    item.CreatedAt = time.Now().UnixNano()
    item.SetExpire(100)
    assert.EqualValues(item.CreatedAt+100*int64(time.Millisecond), item.ExpiredAt)
}