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https://github.com/VictoriaMetrics/VictoriaMetrics.git
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96 lines
2.9 KiB
Go
96 lines
2.9 KiB
Go
package stringsutil
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import (
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"strings"
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"sync/atomic"
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"testing"
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)
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func BenchmarkAppendLowercase(b *testing.B) {
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b.Run("ascii-all-lowercase", func(b *testing.B) {
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benchmarkAppendLowercase(b, []string{"foo bar baz abc def", "23k umlkds", "lq, poweri2349)"})
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})
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b.Run("ascii-some-uppercase", func(b *testing.B) {
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benchmarkAppendLowercase(b, []string{"Foo Bar baz ABC def", "23k umlKDs", "lq, Poweri2349)"})
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})
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b.Run("ascii-all-uppercase", func(b *testing.B) {
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benchmarkAppendLowercase(b, []string{"FOO BAR BAZ ABC DEF", "23K UMLKDS", "LQ, POWERI2349)"})
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})
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b.Run("unicode-all-lowercase", func(b *testing.B) {
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benchmarkAppendLowercase(b, []string{"хщцукодл длобючф дл", "23и юбывлц", "лф, длощшу2349)"})
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})
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b.Run("unicode-some-uppercase", func(b *testing.B) {
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benchmarkAppendLowercase(b, []string{"Хщцукодл Длобючф ДЛ", "23и юбыВЛц", "лф, Длощшу2349)"})
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})
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b.Run("unicode-all-uppercase", func(b *testing.B) {
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benchmarkAppendLowercase(b, []string{"ХЩЦУКОДЛ ДЛОБЮЧФ ДЛ", "23И ЮБЫВЛЦ", "ЛФ, ДЛОЩШУ2349)"})
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})
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}
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func benchmarkAppendLowercase(b *testing.B, a []string) {
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n := 0
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for _, s := range a {
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n += len(s)
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}
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b.ReportAllocs()
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b.SetBytes(int64(n))
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b.RunParallel(func(pb *testing.PB) {
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var buf []byte
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var n uint64
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for pb.Next() {
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buf = buf[:0]
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for _, s := range a {
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buf = AppendLowercase(buf, s)
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}
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n += uint64(len(buf))
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}
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GlobalSink.Add(n)
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})
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}
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func BenchmarkStringsToLower(b *testing.B) {
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b.Run("ascii-all-lowercase", func(b *testing.B) {
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benchmarkStringsToLower(b, []string{"foo bar baz abc def", "23k umlkds", "lq, poweri2349)"})
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})
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b.Run("ascii-some-uppercase", func(b *testing.B) {
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benchmarkStringsToLower(b, []string{"Foo Bar baz ABC def", "23k umlKDs", "lq, Poweri2349)"})
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})
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b.Run("ascii-all-uppercase", func(b *testing.B) {
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benchmarkStringsToLower(b, []string{"FOO BAR BAZ ABC DEF", "23K UMLKDS", "LQ, POWERI2349)"})
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})
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b.Run("unicode-all-lowercase", func(b *testing.B) {
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benchmarkStringsToLower(b, []string{"хщцукодл длобючф дл", "23и юбывлц", "лф, длощшу2349)"})
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})
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b.Run("unicode-some-uppercase", func(b *testing.B) {
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benchmarkStringsToLower(b, []string{"Хщцукодл Длобючф ДЛ", "23и юбыВЛц", "лф, Длощшу2349)"})
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})
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b.Run("unicode-all-uppercase", func(b *testing.B) {
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benchmarkStringsToLower(b, []string{"ХЩЦУКОДЛ ДЛОБЮЧФ ДЛ", "23И ЮБЫВЛЦ", "ЛФ, ДЛОЩШУ2349)"})
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})
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}
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func benchmarkStringsToLower(b *testing.B, a []string) {
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n := 0
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for _, s := range a {
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n += len(s)
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}
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b.ReportAllocs()
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b.SetBytes(int64(n))
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b.RunParallel(func(pb *testing.PB) {
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var buf []byte
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var n uint64
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for pb.Next() {
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buf = buf[:0]
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for _, s := range a {
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sLower := strings.ToLower(s)
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buf = append(buf, sLower...)
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}
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n += uint64(len(buf))
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}
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GlobalSink.Add(n)
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})
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}
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var GlobalSink atomic.Uint64
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