зеркало из https://github.com/golang/sys.git
109 строки
2.1 KiB
Go
109 строки
2.1 KiB
Go
// Copyright 2018 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//go:build aix
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// +build aix
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package unix_test
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import (
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"os"
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"runtime"
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"testing"
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"time"
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"golang.org/x/sys/unix"
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)
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func TestIoctlGetInt(t *testing.T) {
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f, err := os.Open("/dev/random")
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if err != nil {
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t.Fatalf("failed to open device: %v", err)
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}
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defer f.Close()
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v, err := unix.IoctlGetInt(int(f.Fd()), unix.RNDGETENTCNT)
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if err != nil {
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t.Fatalf("failed to perform ioctl: %v", err)
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}
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t.Logf("%d bits of entropy available", v)
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}
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func TestTime(t *testing.T) {
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var ut unix.Time_t
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ut2, err := unix.Time(&ut)
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if err != nil {
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t.Fatalf("Time: %v", err)
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}
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if ut != ut2 {
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t.Errorf("Time: return value %v should be equal to argument %v", ut2, ut)
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}
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var now time.Time
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for i := 0; i < 10; i++ {
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ut, err = unix.Time(nil)
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if err != nil {
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t.Fatalf("Time: %v", err)
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}
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now = time.Now()
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diff := int64(ut) - now.Unix()
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if -1 <= diff && diff <= 1 {
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return
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}
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}
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t.Errorf("Time: return value %v should be nearly equal to time.Now().Unix() %v±1", ut, now.Unix())
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}
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func TestUtime(t *testing.T) {
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defer chtmpdir(t)()
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touch(t, "file1")
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buf := &unix.Utimbuf{
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Modtime: 12345,
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}
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err := unix.Utime("file1", buf)
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if err != nil {
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t.Fatalf("Utime: %v", err)
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}
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fi, err := os.Stat("file1")
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if err != nil {
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t.Fatal(err)
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}
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if fi.ModTime().Unix() != 12345 {
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t.Errorf("Utime: failed to change modtime: expected %v, got %v", 12345, fi.ModTime().Unix())
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}
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}
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func TestPselect(t *testing.T) {
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if runtime.GOARCH == "ppc64" {
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t.Skip("pselect issue with structure timespec on AIX 7.2 tl0, skipping test")
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}
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_, err := unix.Pselect(0, nil, nil, nil, &unix.Timespec{Sec: 0, Nsec: 0}, nil)
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if err != nil {
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t.Fatalf("Pselect: %v", err)
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}
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dur := 2500 * time.Microsecond
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ts := unix.NsecToTimespec(int64(dur))
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start := time.Now()
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_, err = unix.Pselect(0, nil, nil, nil, &ts, nil)
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took := time.Since(start)
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if err != nil {
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t.Fatalf("Pselect: %v", err)
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}
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if took < dur {
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t.Errorf("Pselect: timeout should have been at least %v, got %v", dur, took)
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}
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}
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