package memory

import (
	"testing"
	"time"

	"github.com/gofiber/utils"
)

var testStore = New()

func Test_Memory_Set(t *testing.T) {
	var (
		key = "john"
		val = []byte("doe")
	)

	err := testStore.Set(key, val, 0)
	utils.AssertEqual(t, nil, err)
}

func Test_Memory_Set_Override(t *testing.T) {
	var (
		key = "john"
		val = []byte("doe")
	)

	err := testStore.Set(key, val, 0)
	utils.AssertEqual(t, nil, err)

	err = testStore.Set(key, val, 0)
	utils.AssertEqual(t, nil, err)
}

func Test_Memory_Get(t *testing.T) {
	var (
		key = "john"
		val = []byte("doe")
	)

	err := testStore.Set(key, val, 0)
	utils.AssertEqual(t, nil, err)

	result, err := testStore.Get(key)
	utils.AssertEqual(t, nil, err)
	utils.AssertEqual(t, val, result)
}

func Test_Memory_Set_Expiration(t *testing.T) {
	var (
		key = "john"
		val = []byte("doe")
		exp = 1 * time.Second
	)

	err := testStore.Set(key, val, exp)
	utils.AssertEqual(t, nil, err)

	time.Sleep(1100 * time.Millisecond)
}

func Test_Memory_Get_Expired(t *testing.T) {
	var (
		key = "john"
	)

	result, err := testStore.Get(key)
	utils.AssertEqual(t, ErrNotExist, err)
	utils.AssertEqual(t, true, len(result) == 0)
}

func Test_Memory_Get_NotExist(t *testing.T) {

	result, err := testStore.Get("notexist")
	utils.AssertEqual(t, ErrNotExist, err)
	utils.AssertEqual(t, true, len(result) == 0)
}

func Test_Memory_Delete(t *testing.T) {
	var (
		key = "john"
		val = []byte("doe")
	)

	err := testStore.Set(key, val, 0)
	utils.AssertEqual(t, nil, err)

	err = testStore.Delete(key)
	utils.AssertEqual(t, nil, err)

	result, err := testStore.Get(key)
	utils.AssertEqual(t, ErrNotExist, err)
	utils.AssertEqual(t, true, len(result) == 0)
}

func Test_Memory_Clear(t *testing.T) {
	var (
		val = []byte("doe")
	)

	err := testStore.Set("john1", val, 0)
	utils.AssertEqual(t, nil, err)

	err = testStore.Set("john2", val, 0)
	utils.AssertEqual(t, nil, err)

	err = testStore.Reset()
	utils.AssertEqual(t, nil, err)

	result, err := testStore.Get("john1")
	utils.AssertEqual(t, ErrNotExist, err)
	utils.AssertEqual(t, true, len(result) == 0)

	result, err = testStore.Get("john2")
	utils.AssertEqual(t, ErrNotExist, err)
	utils.AssertEqual(t, true, len(result) == 0)
}

func Test_Memory_Close(t *testing.T) {
	s := Storage{done: make(chan struct{}, 1)}

	err := s.Close()
	utils.AssertEqual(t, nil, err)
	utils.AssertEqual(t, 1, len(s.done))
}