1// Copyright 2014 The Go Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style
3// license that can be found in the LICENSE file.
4
5// +build darwin dragonfly freebsd openbsd
6
7package unix_test
8
9import (
10	"os/exec"
11	"runtime"
12	"testing"
13
14	"golang.org/x/sys/unix"
15)
16
17func TestGetfsstat(t *testing.T) {
18	n, err := unix.Getfsstat(nil, unix.MNT_NOWAIT)
19	if err != nil {
20		t.Fatal(err)
21	}
22
23	data := make([]unix.Statfs_t, n)
24	n2, err := unix.Getfsstat(data, unix.MNT_NOWAIT)
25	if err != nil {
26		t.Fatal(err)
27	}
28	if n != n2 {
29		t.Errorf("Getfsstat(nil) = %d, but subsequent Getfsstat(slice) = %d", n, n2)
30	}
31	for i, stat := range data {
32		if stat == (unix.Statfs_t{}) {
33			t.Errorf("index %v is an empty Statfs_t struct", i)
34		}
35	}
36	if t.Failed() {
37		for i, stat := range data[:n2] {
38			t.Logf("data[%v] = %+v", i, stat)
39		}
40		mount, err := exec.Command("mount").CombinedOutput()
41		if err != nil {
42			t.Logf("mount: %v\n%s", err, mount)
43		} else {
44			t.Logf("mount: %s", mount)
45		}
46	}
47}
48
49func TestSysctlRaw(t *testing.T) {
50	if runtime.GOOS == "openbsd" {
51		t.Skip("kern.proc.pid does not exist on OpenBSD")
52	}
53
54	_, err := unix.SysctlRaw("kern.proc.pid", unix.Getpid())
55	if err != nil {
56		t.Fatal(err)
57	}
58}
59
60func TestSysctlUint32(t *testing.T) {
61	maxproc, err := unix.SysctlUint32("kern.maxproc")
62	if err != nil {
63		t.Fatal(err)
64	}
65	t.Logf("kern.maxproc: %v", maxproc)
66}
67
68func TestSysctlClockinfo(t *testing.T) {
69	ci, err := unix.SysctlClockinfo("kern.clockrate")
70	if err != nil {
71		t.Fatal(err)
72	}
73	t.Logf("tick = %v, hz = %v, profhz = %v, stathz = %v",
74		ci.Tick, ci.Hz, ci.Profhz, ci.Stathz)
75}
76