package prand import ( "math/rand" "sync/atomic" "testing" ) func BenchmarkContainer_GetReturn(b *testing.B) { c := New(1024) a := uint64(0) b.ResetTimer() b.RunParallel(func(p *testing.PB) { i := int(atomic.AddUint64(&a, 1)) var r *rand.Rand for p.Next() { r = c.Get(i) c.Return(i) } _ = r }) }