/
gen.go
87 lines (79 loc) · 1.55 KB
/
gen.go
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// Copyright (c) 2020, Peter Ohler, All rights reserved.
package main
import (
"io/ioutil"
"log"
"os"
"testing"
"github.com/ohler55/ojg/gen"
)
func genParse(b *testing.B) {
sample, _ := ioutil.ReadFile(filename)
b.ResetTimer()
p := &gen.Parser{}
for n := 0; n < b.N; n++ {
if _, err := p.Parse(sample); err != nil {
panic(err)
}
}
}
func genParseReuse(b *testing.B) {
sample, _ := ioutil.ReadFile(filename)
b.ResetTimer()
p := &gen.Parser{Reuse: true}
for n := 0; n < b.N; n++ {
if _, err := p.Parse(sample); err != nil {
panic(err)
}
}
}
func genParseReader(b *testing.B) {
var p gen.Parser
f, err := os.Open(filename)
if err != nil {
log.Fatalf("Failed to read %s. %s\n", filename, err)
}
defer func() { _ = f.Close() }()
for n := 0; n < b.N; n++ {
_, _ = f.Seek(0, 0)
if _, err = p.ParseReader(f); err != nil {
panic(err)
}
}
}
func genParseReaderReuse(b *testing.B) {
p := gen.Parser{Reuse: true}
f, err := os.Open(filename)
if err != nil {
log.Fatalf("Failed to read %s. %s\n", filename, err)
}
defer func() { _ = f.Close() }()
for n := 0; n < b.N; n++ {
_, _ = f.Seek(0, 0)
if _, err = p.ParseReader(f); err != nil {
panic(err)
}
}
}
func genParseChan(b *testing.B) {
sample, _ := ioutil.ReadFile(filename)
rc := make(chan gen.Node, b.N)
ready := make(chan bool)
go func() {
ready <- true
for {
if v := <-rc; v == nil {
break
}
}
}()
<-ready
b.ResetTimer()
var p gen.Parser
for n := 0; n < b.N; n++ {
if _, err := p.Parse(sample, rc); err != nil {
panic(err)
}
}
rc <- nil
}