1 // Copyright 2012 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 parser 6 7 import ( 8 "go/token" 9 "io/ioutil" 10 "testing" 11 ) 12 13 var src = readFile("parser.go") 14 15 func readFile(filename string) []byte { 16 data, err := ioutil.ReadFile(filename) 17 if err != nil { 18 panic(err) 19 } 20 return data 21 } 22 23 func BenchmarkParse(b *testing.B) { 24 b.SetBytes(int64(len(src))) 25 for i := 0; i < b.N; i++ { 26 if _, err := ParseFile(token.NewFileSet(), "", src, ParseComments); err != nil { 27 b.Fatalf("benchmark failed due to parse error: %s", err) 28 } 29 } 30 } 31
