}

func TestTTLEvicter(t *testing.T) {
	ttl := NewTTL(5*time.Second, 1*time.Millisecond)
	testCacheEvicter(ttl)
}

func TestTTLEvictExpired(t *testing.T) {
	ttl := NewTTL(5*time.Second, 0).(*ttlCache)
	testCacheEvictExpired(ttl, t)
}

type callbackRecorder struct {
	callbacks int64
}

func (c *callbackRecorder) callback(key, value any) {
	atomic.AddInt64(&c.callbacks, 1)
}

	_, ok = c.Get("LATER")
	if ok {
		t.Errorf("Got value, expected LATER to have been evicted")
	}

	if s.Evictions != 2 {
		t.Errorf("Got %d evictions, expecting 2", s.Evictions)
	}
}

func testCacheEvictExpired(c ExpiringCache, t *testing.T) {
	c.SetWithExpiration("A", "A", 1*time.Millisecond)

	_, ok := c.Get("A")
	if !ok {
		t.Error("Got no entry, expecting it to be there")
	}