From 0bce954073ce92b72ed3fbcf36603c6e23852feb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Felix=20Geisendo=CC=88rfer?= <felix@debuggable.com>
Date: Sun, 11 Jan 2015 16:33:42 +0100
Subject: [PATCH] Implement benchmark

---
 xxd_test.go | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/xxd_test.go b/xxd_test.go
index a498e22..a437f4f 100644
--- a/xxd_test.go
+++ b/xxd_test.go
@@ -2,6 +2,7 @@ package main
 
 import (
 	"bytes"
+	"crypto/rand"
 	"flag"
 	"fmt"
 	"io"
@@ -47,6 +48,19 @@ func TestXXD(t *testing.T) {
 	}
 }
 
+func BenchmarkXXD(b *testing.B) {
+	b.StopTimer()
+	data := make([]byte, b.N)
+	if _, err := io.ReadFull(rand.Reader, data); err != nil {
+		b.Fatal(err)
+	}
+	buf := bytes.NewBuffer(data)
+	b.StartTimer()
+	if err := XXD(buf, ioutil.Discard); err != nil {
+		b.Fatal(err)
+	}
+}
+
 func xxdNative(r io.Reader, w io.Writer) error {
 	xxd := exec.Command("xxd", "-")
 	xxd.Stdin = r