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- // 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"
- "io"
- "testing"
- )
- func TestRead(t *testing.T) {
- var n int = 4e6
- if testing.Short() {
- n = 1e5
- }
- b := make([]byte, n)
- n, err := io.ReadFull(Reader, b)
- if n != len(b) || err != nil {
- t.Fatalf("ReadFull(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())
- }
- }
- func TestReadEmpty(t *testing.T) {
- n, err := Reader.Read(make([]byte, 0))
- if n != 0 || err != nil {
- t.Fatalf("Read(make([]byte, 0)) = %d, %v", n, err)
- }
- n, err = Reader.Read(nil)
- if n != 0 || err != nil {
- t.Fatalf("Read(nil) = %d, %v", n, err)
- }
- }
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