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69 lines
1.4 KiB
69 lines
1.4 KiB
// Copyright 2013 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 go1
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// benchmark based on fmt/fmt_test.go
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import (
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"bytes"
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"fmt"
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"testing"
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)
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func BenchmarkFmtFprintfEmpty(b *testing.B) {
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var buf bytes.Buffer
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for i := 0; i < b.N; i++ {
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fmt.Fprintf(&buf, "")
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}
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}
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func BenchmarkFmtFprintfString(b *testing.B) {
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var buf bytes.Buffer
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for i := 0; i < b.N; i++ {
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buf.Reset()
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fmt.Fprintf(&buf, "%s", "hello")
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}
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}
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func BenchmarkFmtFprintfInt(b *testing.B) {
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var buf bytes.Buffer
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for i := 0; i < b.N; i++ {
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buf.Reset()
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fmt.Fprintf(&buf, "%d", 5)
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}
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}
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func BenchmarkFmtFprintfIntInt(b *testing.B) {
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var buf bytes.Buffer
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for i := 0; i < b.N; i++ {
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buf.Reset()
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fmt.Fprintf(&buf, "%d %d", 5, 6)
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}
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}
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func BenchmarkFmtFprintfPrefixedInt(b *testing.B) {
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var buf bytes.Buffer
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for i := 0; i < b.N; i++ {
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buf.Reset()
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fmt.Fprintf(&buf, "This is some meaningless prefix text that needs to be scanned %d", 6)
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}
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}
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func BenchmarkFmtFprintfFloat(b *testing.B) {
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var buf bytes.Buffer
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for i := 0; i < b.N; i++ {
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buf.Reset()
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fmt.Fprintf(&buf, "%g", 5.23184)
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}
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}
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func BenchmarkFmtManyArgs(b *testing.B) {
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var buf bytes.Buffer
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for i := 0; i < b.N; i++ {
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buf.Reset()
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fmt.Fprintf(&buf, "%2d/%2d/%2d %d:%d:%d %s %s\n", 3, 4, 5, 11, 12, 13, "hello", "world")
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}
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}
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