--- /dev/null
+// Copyright 2014 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.
+
+// +build darwin dragonfly freebsd openbsd
+
+package unix_test
+
+import (
+ "os/exec"
+ "runtime"
+ "testing"
+ "time"
+
+ "golang.org/x/sys/unix"
+)
+
+func TestGetfsstat(t *testing.T) {
+ n, err := unix.Getfsstat(nil, unix.MNT_NOWAIT)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ data := make([]unix.Statfs_t, n)
+ n2, err := unix.Getfsstat(data, unix.MNT_NOWAIT)
+ if err != nil {
+ t.Fatal(err)
+ }
+ if n != n2 {
+ t.Errorf("Getfsstat(nil) = %d, but subsequent Getfsstat(slice) = %d", n, n2)
+ }
+ for i, stat := range data {
+ if stat == (unix.Statfs_t{}) {
+ t.Errorf("index %v is an empty Statfs_t struct", i)
+ }
+ }
+ if t.Failed() {
+ for i, stat := range data[:n2] {
+ t.Logf("data[%v] = %+v", i, stat)
+ }
+ mount, err := exec.Command("mount").CombinedOutput()
+ if err != nil {
+ t.Logf("mount: %v\n%s", err, mount)
+ } else {
+ t.Logf("mount: %s", mount)
+ }
+ }
+}
+
+func TestSysctlRaw(t *testing.T) {
+ if runtime.GOOS == "openbsd" {
+ t.Skip("kern.proc.pid does not exist on OpenBSD")
+ }
+
+ _, err := unix.SysctlRaw("kern.proc.pid", unix.Getpid())
+ if err != nil {
+ t.Fatal(err)
+ }
+}
+
+func TestSysctlUint32(t *testing.T) {
+ maxproc, err := unix.SysctlUint32("kern.maxproc")
+ if err != nil {
+ t.Fatal(err)
+ }
+ t.Logf("kern.maxproc: %v", maxproc)
+}
+
+func TestSysctlClockinfo(t *testing.T) {
+ ci, err := unix.SysctlClockinfo("kern.clockrate")
+ if err != nil {
+ t.Fatal(err)
+ }
+ t.Logf("tick = %v, hz = %v, profhz = %v, stathz = %v",
+ ci.Tick, ci.Hz, ci.Profhz, ci.Stathz)
+}
+
+func TestSysctlTimeval(t *testing.T) {
+ tv, err := unix.SysctlTimeval("kern.boottime")
+ if err != nil {
+ t.Fatal(err)
+ }
+ t.Logf("boottime = %v", time.Unix(tv.Unix()))
+}