| // Copyright 2018 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 aix |
| |
| package unix_test |
| |
| import ( |
| "os" |
| "runtime" |
| "testing" |
| "time" |
| |
| "golang.org/x/sys/unix" |
| ) |
| |
| func TestIoctlGetInt(t *testing.T) { |
| f, err := os.Open("/dev/random") |
| if err != nil { |
| t.Fatalf("failed to open device: %v", err) |
| } |
| defer f.Close() |
| |
| v, err := unix.IoctlGetInt(int(f.Fd()), unix.RNDGETENTCNT) |
| if err != nil { |
| t.Fatalf("failed to perform ioctl: %v", err) |
| } |
| |
| t.Logf("%d bits of entropy available", v) |
| } |
| |
| func TestTime(t *testing.T) { |
| var ut unix.Time_t |
| ut2, err := unix.Time(&ut) |
| if err != nil { |
| t.Fatalf("Time: %v", err) |
| } |
| if ut != ut2 { |
| t.Errorf("Time: return value %v should be equal to argument %v", ut2, ut) |
| } |
| |
| var now time.Time |
| |
| for i := 0; i < 10; i++ { |
| ut, err = unix.Time(nil) |
| if err != nil { |
| t.Fatalf("Time: %v", err) |
| } |
| |
| now = time.Now() |
| |
| if int64(ut) == now.Unix() { |
| return |
| } |
| } |
| |
| t.Errorf("Time: return value %v should be nearly equal to time.Now().Unix() %v", ut, now.Unix()) |
| } |
| |
| func TestUtime(t *testing.T) { |
| defer chtmpdir(t)() |
| |
| touch(t, "file1") |
| |
| buf := &unix.Utimbuf{ |
| Modtime: 12345, |
| } |
| |
| err := unix.Utime("file1", buf) |
| if err != nil { |
| t.Fatalf("Utime: %v", err) |
| } |
| |
| fi, err := os.Stat("file1") |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| if fi.ModTime().Unix() != 12345 { |
| t.Errorf("Utime: failed to change modtime: expected %v, got %v", 12345, fi.ModTime().Unix()) |
| } |
| } |
| |
| func TestUtimesNanoAt(t *testing.T) { |
| defer chtmpdir(t)() |
| |
| symlink := "symlink1" |
| defer os.Remove(symlink) |
| err := os.Symlink("nonexisting", symlink) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| ts := []unix.Timespec{ |
| {Sec: 1111, Nsec: 2222}, |
| {Sec: 3333, Nsec: 4444}, |
| } |
| err = unix.UtimesNanoAt(unix.AT_FDCWD, symlink, ts, unix.AT_SYMLINK_NOFOLLOW) |
| if err != nil { |
| t.Fatalf("UtimesNanoAt: %v", err) |
| } |
| |
| var st unix.Stat_t |
| err = unix.Lstat(symlink, &st) |
| if err != nil { |
| t.Fatalf("Lstat: %v", err) |
| } |
| if runtime.GOARCH == "ppc64" { |
| if int64(st.Atim.Sec) != int64(ts[0].Sec) || st.Atim.Nsec != int32(ts[0].Nsec) { |
| t.Errorf("UtimesNanoAt: wrong atime: %v", st.Atim) |
| } |
| if int64(st.Mtim.Sec) != int64(ts[1].Sec) || st.Mtim.Nsec != int32(ts[1].Nsec) { |
| t.Errorf("UtimesNanoAt: wrong mtime: %v", st.Mtim) |
| } |
| } else { |
| if int32(st.Atim.Sec) != int32(ts[0].Sec) || int32(st.Atim.Nsec) != int32(ts[0].Nsec) { |
| t.Errorf("UtimesNanoAt: wrong atime: %v", st.Atim) |
| } |
| if int32(st.Mtim.Sec) != int32(ts[1].Sec) || int32(st.Mtim.Nsec) != int32(ts[1].Nsec) { |
| t.Errorf("UtimesNanoAt: wrong mtime: %v", st.Mtim) |
| } |
| } |
| } |
| |
| func TestSelect(t *testing.T) { |
| _, err := unix.Select(0, nil, nil, nil, &unix.Timeval{Sec: 0, Usec: 0}) |
| if err != nil { |
| t.Fatalf("Select: %v", err) |
| } |
| |
| dur := 150 * time.Millisecond |
| tv := unix.NsecToTimeval(int64(dur)) |
| start := time.Now() |
| _, err = unix.Select(0, nil, nil, nil, &tv) |
| took := time.Since(start) |
| if err != nil { |
| t.Fatalf("Select: %v", err) |
| } |
| |
| if took < dur { |
| t.Errorf("Select: timeout should have been at least %v, got %v", dur, took) |
| } |
| } |
| |
| func TestPselect(t *testing.T) { |
| if runtime.GOARCH == "ppc64" { |
| t.Skip("pselect issue with structure timespec on AIX 7.2 tl0, skipping test") |
| } |
| |
| _, err := unix.Pselect(0, nil, nil, nil, &unix.Timespec{Sec: 0, Nsec: 0}, nil) |
| if err != nil { |
| t.Fatalf("Pselect: %v", err) |
| } |
| |
| dur := 2500 * time.Microsecond |
| ts := unix.NsecToTimespec(int64(dur)) |
| start := time.Now() |
| _, err = unix.Pselect(0, nil, nil, nil, &ts, nil) |
| took := time.Since(start) |
| if err != nil { |
| t.Fatalf("Pselect: %v", err) |
| } |
| |
| if took < dur { |
| t.Errorf("Pselect: timeout should have been at least %v, got %v", dur, took) |
| } |
| } |
| |
| // stringsFromByteSlice converts a sequence of attributes to a []string. |
| // On Linux, each entry is a NULL-terminated string. |
| func stringsFromByteSlice(buf []byte) []string { |
| var result []string |
| off := 0 |
| for i, b := range buf { |
| if b == 0 { |
| result = append(result, string(buf[off:i])) |
| off = i + 1 |
| } |
| } |
| return result |
| } |