| // Copyright 2010 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package rand |
| |
| import ( |
| "bytes" |
| "compress/flate" |
| "testing" |
| ) |
| |
| func TestRead(t *testing.T) { |
| b := make([]byte, 4e6) |
| n, err := Read(b) |
| if n != len(b) || err != nil { |
| t.Fatalf("Read(buf) = %d, %s", n, err) |
| } |
| |
| var z bytes.Buffer |
| f := flate.NewWriter(&z, 5) |
| f.Write(b) |
| f.Close() |
| if z.Len() < len(b)*99/100 { |
| t.Fatalf("Compressed %d -> %d", len(b), z.Len()) |
| } |
| } |
