Source file src/os/exec/bench_test.go

Documentation: os/exec

		 1  // Copyright 2019 The Go Authors. All rights reserved.
		 2  // Use of this source code is governed by a BSD-style
		 3  // license that can be found in the LICENSE file.
		 4  
		 5  package exec
		 6  
		 7  import (
		 8  	"testing"
		 9  )
		10  
		11  func BenchmarkExecHostname(b *testing.B) {
		12  	b.ReportAllocs()
		13  	path, err := LookPath("hostname")
		14  	if err != nil {
		15  		b.Fatalf("could not find hostname: %v", err)
		16  	}
		17  	b.ResetTimer()
		18  	for i := 0; i < b.N; i++ {
		19  		if err := Command(path).Run(); err != nil {
		20  			b.Fatalf("hostname: %v", err)
		21  		}
		22  	}
		23  }
		24  

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