vendor/github.com/syndtr/goleveldb/leveldb/cache/bench_test.go

   1 // Copyright (c) 2012, Suryandaru Triandana <syndtr@gmail.com>
   2 // All rights reserved.
   3 //
   4 // Use of this source code is governed by a BSD-style license that can be
   5 // found in the LICENSE file.
   6
   7 package cache
   8
   9 import (
  10         "math/rand"
  11         "testing"
  12         "time"
  13 )
  14
  15 func BenchmarkLRUCache(b *testing.B) {
  16         c := NewCache(NewLRU(10000))
  17
  18         b.SetParallelism(10)
  19         b.RunParallel(func(pb *testing.PB) {
  20                 r := rand.New(rand.NewSource(time.Now().UnixNano()))
  21
  22                 for pb.Next() {
  23                         key := uint64(r.Intn(1000000))
  24                         c.Get(0, key, func() (int, Value) {
  25                                 return 1, key
  26                         }).Release()
  27                 }
  28         })
  29 }