From 93abaf204a85c54b3d3a053e27d4c5e12a87a7a4 Mon Sep 17 00:00:00 2001
From: Alexander Neumann <alexander@bumpern.de>
Date: Wed, 11 Feb 2015 17:38:51 +0100
Subject: [PATCH] Fix get_random for count != 4k, add randomReader()

---
 archiver_test.go | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/archiver_test.go b/archiver_test.go
index 5d3d6faca..daef43da0 100644
--- a/archiver_test.go
+++ b/archiver_test.go
@@ -16,18 +16,18 @@ var benchArchiveDirectory = flag.String("test.benchdir", "", "benchmark archivin
 func get_random(seed, count int) []byte {
 	buf := make([]byte, count)
 
-	rnd := rand.New(rand.NewSource(23))
-	for i := 0; i < count; i += 4 {
-		r := rnd.Uint32()
-		buf[i] = byte(r)
-		buf[i+1] = byte(r >> 8)
-		buf[i+2] = byte(r >> 16)
-		buf[i+3] = byte(r >> 24)
+	rnd := rand.New(rand.NewSource(int64(seed)))
+	for i := 0; i < count; i++ {
+		buf[i] = byte(rnd.Uint32())
 	}
 
 	return buf
 }
 
+func randomReader(seed, size int) *bytes.Reader {
+	return bytes.NewReader(get_random(seed, size))
+}
+
 const bufSize = chunker.MiB
 
 func benchmarkChunkEncrypt(b testing.TB, rd interface {