1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
// Copyright 2009 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 net
import (
"bufio"
"os"
"runtime"
"testing"
)
func TestReadLine(t *testing.T) {
// /etc/services file does not exist on windows and Plan 9.
if runtime.GOOS == "windows" || runtime.GOOS == "plan9" {
return
}
filename := "/etc/services" // a nice big file
fd, err := os.Open(filename)
if err != nil {
t.Fatalf("open %s: %v", filename, err)
}
br := bufio.NewReader(fd)
file, err := open(filename)
if file == nil {
t.Fatalf("net.open(%s) = nil", filename)
}
lineno := 1
byteno := 0
for {
bline, berr := br.ReadString('\n')
if n := len(bline); n > 0 {
bline = bline[0 : n-1]
}
line, ok := file.readLine()
if (berr != nil) != !ok || bline != line {
t.Fatalf("%s:%d (#%d)\nbufio => %q, %v\nnet => %q, %v",
filename, lineno, byteno, bline, berr, line, ok)
}
if !ok {
break
}
lineno++
byteno += len(line) + 1
}
}
|
