46 lines
783 B
Go
46 lines
783 B
Go
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// Copyright 2017 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package runtime_test
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import (
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. "runtime"
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"strconv"
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"testing"
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)
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func BenchmarkFastrand(b *testing.B) {
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b.RunParallel(func(pb *testing.PB) {
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for pb.Next() {
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Fastrand()
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}
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})
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}
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func BenchmarkFastrandHashiter(b *testing.B) {
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var m = make(map[int]int, 10)
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for i := 0; i < 10; i++ {
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m[i] = i
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}
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b.RunParallel(func(pb *testing.PB) {
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for pb.Next() {
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for range m {
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break
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}
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}
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})
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}
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var sink32 uint32
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func BenchmarkFastrandn(b *testing.B) {
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for n := uint32(2); n <= 5; n++ {
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b.Run(strconv.Itoa(int(n)), func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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sink32 = Fastrandn(n)
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}
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})
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}
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}
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