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
51
|
// 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 exec
import (
"exec";
"io";
"testing";
)
func TestRunCat(t *testing.T) {
cmd, err := exec.Run("/bin/cat", []string{"cat"}, nil,
exec.Pipe, exec.Pipe, exec.DevNull);
if err != nil {
t.Fatalf("opencmd /bin/cat: %v", err);
}
io.WriteString(cmd.Stdin, "hello, world\n");
cmd.Stdin.Close();
var buf [64]byte;
n, err1 := io.Readn(cmd.Stdout, buf);
if err1 != nil && err1 != io.ErrEOF {
t.Fatalf("reading from /bin/cat: %v", err1);
}
if string(buf[0:n]) != "hello, world\n" {
t.Fatalf("reading from /bin/cat: got %q", buf[0:n]);
}
if err1 = cmd.Close(); err1 != nil {
t.Fatalf("closing /bin/cat: %v", err1);
}
}
func TestRunEcho(t *testing.T) {
cmd, err := Run("/bin/echo", []string{"echo", "hello", "world"}, nil,
exec.DevNull, exec.Pipe, exec.DevNull);
if err != nil {
t.Fatalf("opencmd /bin/echo: %v", err);
}
var buf [64]byte;
n, err1 := io.Readn(cmd.Stdout, buf);
if err1 != nil && err1 != io.ErrEOF {
t.Fatalf("reading from /bin/echo: %v", err1);
}
if string(buf[0:n]) != "hello world\n" {
t.Fatalf("reading from /bin/echo: got %q", buf[0:n]);
}
if err1 = cmd.Close(); err1 != nil {
t.Fatalf("closing /bin/echo: %v", err1);
}
}
|
