loadingcache/cache_benchmark_test.go at main · devzero-inc/loadingcache · GitHub

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package loadingcache_test

import (
	"context"
	"testing"
	"time"

	"github.com/devzero-inc/loadingcache"
)

func BenchmarkGetMiss(b *testing.B) {
	type K int
	type V int

	matrixBenchmark(b,
		nil,
		noopBenchmarkSetupFunc[K, V](),
		func(b *testing.B, cache loadingcache.Cache[K, V]) {
			for i := 0; i < b.N; i++ {
				_, _ = cache.Get(context.TODO(), K(i))
			}
		})
}

func BenchmarkGetHit(b *testing.B) {
	type K int
	type V string

	matrixBenchmark(b,
		nil,
		func(b *testing.B, cache loadingcache.Cache[K, V]) {
			cache.Put(1, "a")
		},
		func(b *testing.B, cache loadingcache.Cache[K, V]) {
			for i := 0; i < b.N; i++ {
				_, err := cache.Get(context.TODO(), 1)
				if err != nil {
					panic(err)
				}
			}
		})
}

func BenchmarkPutNew(b *testing.B) {
	type K int
	type V int

	matrixBenchmark(b,
		nil,
		noopBenchmarkSetupFunc[K, V](),
		func(b *testing.B, cache loadingcache.Cache[K, V]) {
			for i := 0; i < b.N; i++ {
				cache.Put(K(i), 1)
			}
		})
}

func BenchmarkPutNewNoPreWrite(b *testing.B) {
	type K int
	type V int

	matrixBenchmark(b,
		[]loadingcache.CacheOption[K, V]{
			loadingcache.WithBackgroundEvictFrequency[K, V](time.Second),
		},
		noopBenchmarkSetupFunc[K, V](),
		func(b *testing.B, cache loadingcache.Cache[K, V]) {
			for i := 0; i < b.N; i++ {
				cache.Put(K(i), 1)
			}
		})
}

func BenchmarkPutReplace(b *testing.B) {
	cache := loadingcache.New[string, int]()
	cache.Put("a", 1)
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		cache.Put("a", 1)
	}
}

func BenchmarkPutAtMaxSize(b *testing.B) {
	cache := loadingcache.New(
		loadingcache.WithMaxSize[int, int](1),
	)
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		cache.Put(i, 1)
	}
}