package testsuite

import (
	"testing"
	"time"

	"forge.cadoles.com/arcad/edge/pkg/storage/driver/cache/lfu"
	"github.com/pkg/errors"
)

func testTTL(t *testing.T, store lfu.Store[string, string]) error {
	const (
		key   = "mykey"
		value = "foobar"
	)

	ttl := time.Second

	cache := lfu.NewCache[string, string](store,
		lfu.WithTTL[string, string](ttl),
		lfu.WithCapacity[string, string](10),
	)

	if err := cache.Set(key, value); err != nil {
		return errors.WithStack(err)
	}

	retrieved, err := cache.Get(key)
	if err != nil {
		return errors.WithStack(err)
	}

	if e, g := value, retrieved; e != g {
		t.Errorf("cache.Get(key): expected '%v', got '%v'", e, g)
	}

	time.Sleep(ttl * 2)

	if _, err := cache.Get(key); !errors.Is(err, lfu.ErrNotFound) {
		t.Errorf("cache.Get(key): expected err == lfu.ErrNotFound, got '%v'", err)
	}

	t.Logf("cache [capacity: %d, size: %d, len: %d]", cache.Capacity(), cache.Size(), cache.Len())

	if e, g := 0, cache.Size(); e != g {
		t.Errorf("cache.Size(): expected '%v', got '%v'", e, g)
	}

	if e, g := 0, cache.Len(); e != g {
		t.Errorf("cache.Len(): expected '%v', got '%v'", e, g)
	}

	return nil
}