Exemple #1
0
func testTruncate(t *testing.T, toSize int64) {
	t.Parallel()
	f := &truncate{}
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	err = os.Truncate(mnt.Dir+"/child", toSize)
	if err != nil {
		t.Fatalf("Truncate: %v", err)
	}
	gotr := f.RecordedSetattr()
	if gotr == (fuse.SetattrRequest{}) {
		t.Fatalf("no recorded SetattrRequest")
	}
	if g, e := gotr.Size, uint64(toSize); g != e {
		t.Errorf("got Size = %q; want %q", g, e)
	}
	if g, e := gotr.Valid&^fuse.SetattrLockOwner, fuse.SetattrSize; g != e {
		t.Errorf("got Valid = %q; want %q", g, e)
	}
	t.Logf("Got request: %#v", gotr)
}
Exemple #2
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func TestTruncateWithOpen(t *testing.T) {
	t.Parallel()
	f := &truncateWithOpen{}
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	fil, err := os.OpenFile(mnt.Dir+"/child", os.O_WRONLY|os.O_TRUNC, 0666)
	if err != nil {
		t.Error(err)
		return
	}
	fil.Close()

	gotr := f.RecordedSetattr()
	if gotr == (fuse.SetattrRequest{}) {
		t.Fatalf("no recorded SetattrRequest")
	}
	if g, e := gotr.Size, uint64(0); g != e {
		t.Errorf("got Size = %q; want %q", g, e)
	}
	// osxfuse sets SetattrHandle here, linux does not
	if g, e := gotr.Valid&^(fuse.SetattrLockOwner|fuse.SetattrHandle), fuse.SetattrSize; g != e {
		t.Errorf("got Valid = %q; want %q", g, e)
	}
	t.Logf("Got request: %#v", gotr)
}
Exemple #3
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func TestReadDir(t *testing.T) {
	t.Parallel()
	f := &readdir{}
	mnt, err := fstestutil.MountedT(t, simpleFS{f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	fil, err := os.Open(mnt.Dir)
	if err != nil {
		t.Error(err)
		return
	}
	defer fil.Close()

	// go Readdir is just Readdirnames + Lstat, there's no point in
	// testing that here; we have no consumption API for the real
	// dirent data
	names, err := fil.Readdirnames(100)
	if err != nil {
		t.Error(err)
		return
	}

	t.Logf("Got readdir: %q", names)

	if len(names) != 3 ||
		names[0] != "one" ||
		names[1] != "three" ||
		names[2] != "two" {
		t.Errorf(`expected 3 entries of "one", "three", "two", got: %q`, names)
		return
	}
}
Exemple #4
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func TestCreate(t *testing.T) {
	t.Parallel()
	f := &create1{}
	mnt, err := fstestutil.MountedT(t, simpleFS{f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	// uniform umask needed to make os.Create's 0666 into something
	// reproducible
	defer syscall.Umask(syscall.Umask(0022))
	ff, err := os.Create(mnt.Dir + "/foo")
	if err != nil {
		t.Fatalf("create1 WriteFile: %v", err)
	}
	defer ff.Close()

	err = syscall.Fsync(int(ff.Fd()))
	if err != nil {
		t.Fatalf("Fsync = %v", err)
	}

	if f.f.RecordedFsync() == (fuse.FsyncRequest{}) {
		t.Errorf("never received expected fsync call")
	}

	ff.Close()
}
Exemple #5
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func TestListxattr(t *testing.T) {
	t.Parallel()
	f := &listxattr{}
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	buf := make([]byte, 8192)
	n, err := syscallx.Listxattr(mnt.Dir+"/child", buf)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
		return
	}
	buf = buf[:n]
	if g, e := string(buf), "one\x00two\x00"; g != e {
		t.Errorf("wrong listxattr content: %#v != %#v", g, e)
	}

	want := fuse.ListxattrRequest{
		Size: 8192,
	}
	if g, e := f.RecordedListxattr(), want; g != e {
		t.Fatalf("listxattr saw %+v, want %+v", g, e)
	}
}
Exemple #6
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func TestSetxattr(t *testing.T) {
	t.Parallel()
	f := &setxattr{}
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	err = syscallx.Setxattr(mnt.Dir+"/child", "greeting", []byte("hello, world"), 0)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
		return
	}

	// fuse.SetxattrRequest contains a byte slice and thus cannot be
	// directly compared
	got := f.RecordedSetxattr()

	if g, e := got.Name, "greeting"; g != e {
		t.Errorf("Setxattr incorrect name: %q != %q", g, e)
	}

	if g, e := got.Flags, uint32(0); g != e {
		t.Errorf("Setxattr incorrect flags: %d != %d", g, e)
	}

	if g, e := string(got.Xattr), "hello, world"; g != e {
		t.Errorf("Setxattr incorrect data: %q != %q", g, e)
	}
}
Exemple #7
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func TestCreateWriteRemove(t *testing.T) {
	t.Parallel()
	f := &create3{}
	mnt, err := fstestutil.MountedT(t, simpleFS{f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	err = ioutil.WriteFile(mnt.Dir+"/foo", []byte(hi), 0666)
	if err != nil {
		t.Fatalf("create3 WriteFile: %v", err)
	}
	if got := string(f.f.RecordedWriteData()); got != hi {
		t.Fatalf("create3 write = %q, want %q", got, hi)
	}

	err = os.Remove(mnt.Dir + "/foo")
	if err != nil {
		t.Fatalf("Remove: %v", err)
	}
	err = os.Remove(mnt.Dir + "/foo")
	if err == nil {
		t.Fatalf("second Remove = nil; want some error")
	}
}
Exemple #8
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func TestSymlink(t *testing.T) {
	t.Parallel()
	f := &symlink1{}
	mnt, err := fstestutil.MountedT(t, simpleFS{f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	const target = "/some-target"

	err = os.Symlink(target, mnt.Dir+"/symlink.file")
	if err != nil {
		t.Fatalf("os.Symlink: %v", err)
	}

	want := fuse.SymlinkRequest{NewName: "symlink.file", Target: target}
	if g, e := f.RecordedSymlink(), want; g != e {
		t.Errorf("symlink saw %+v, want %+v", g, e)
	}

	gotName, err := os.Readlink(mnt.Dir + "/symlink.file")
	if err != nil {
		t.Fatalf("os.Readlink: %v", err)
	}
	if gotName != target {
		t.Errorf("os.Readlink = %q; want %q", gotName, target)
	}
}
Exemple #9
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func TestMknod(t *testing.T) {
	t.Parallel()
	if os.Getuid() != 0 {
		t.Skip("skipping unless root")
	}

	f := &mknod1{}
	mnt, err := fstestutil.MountedT(t, simpleFS{f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	defer syscall.Umask(syscall.Umask(0))
	err = syscall.Mknod(mnt.Dir+"/node", syscall.S_IFIFO|0666, 123)
	if err != nil {
		t.Fatalf("Mknod: %v", err)
	}

	want := fuse.MknodRequest{
		Name: "node",
		Mode: os.FileMode(os.ModeNamedPipe | 0666),
		Rdev: uint32(123),
	}
	if runtime.GOOS == "linux" {
		// Linux fuse doesn't echo back the rdev if the node
		// isn't a device (we're using a FIFO here, as that
		// bit is portable.)
		want.Rdev = 0
	}
	if g, e := f.RecordedMknod(), want; g != e {
		t.Fatalf("mknod saw %+v, want %+v", g, e)
	}
}
Exemple #10
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func TestStatRoot(t *testing.T) {
	t.Parallel()
	mnt, err := fstestutil.MountedT(t, root{})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	fi, err := os.Stat(mnt.Dir)
	if err != nil {
		t.Fatalf("root getattr failed with %v", err)
	}
	mode := fi.Mode()
	if (mode & os.ModeType) != os.ModeDir {
		t.Errorf("root is not a directory: %#v", fi)
	}
	if mode.Perm() != 0555 {
		t.Errorf("root has weird access mode: %v", mode.Perm())
	}
	switch stat := fi.Sys().(type) {
	case *syscall.Stat_t:
		if stat.Ino != 1 {
			t.Errorf("root has wrong inode: %v", stat.Ino)
		}
		if stat.Nlink != 1 {
			t.Errorf("root has wrong link count: %v", stat.Nlink)
		}
		if stat.Uid != 0 {
			t.Errorf("root has wrong uid: %d", stat.Uid)
		}
		if stat.Gid != 0 {
			t.Errorf("root has wrong gid: %d", stat.Gid)
		}
	}
}
Exemple #11
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func TestInterrupt(t *testing.T) {
	t.Parallel()
	f := &interrupt{}
	f.hanging = make(chan struct{}, 1)
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	// start a subprocess that can hang until signaled
	cmd := exec.Command("cat", mnt.Dir+"/child")

	err = cmd.Start()
	if err != nil {
		t.Errorf("interrupt: cannot start cat: %v", err)
		return
	}

	// try to clean up if child is still alive when returning
	defer cmd.Process.Kill()

	// wait till we're sure it's hanging in read
	<-f.hanging

	err = cmd.Process.Signal(os.Interrupt)
	if err != nil {
		t.Errorf("interrupt: cannot interrupt cat: %v", err)
		return
	}

	p, err := cmd.Process.Wait()
	if err != nil {
		t.Errorf("interrupt: cat bork: %v", err)
		return
	}
	switch ws := p.Sys().(type) {
	case syscall.WaitStatus:
		if ws.CoreDump() {
			t.Errorf("interrupt: didn't expect cat to dump core: %v", ws)
		}

		if ws.Exited() {
			t.Errorf("interrupt: didn't expect cat to exit normally: %v", ws)
		}

		if !ws.Signaled() {
			t.Errorf("interrupt: expected cat to get a signal: %v", ws)
		} else {
			if ws.Signal() != os.Interrupt {
				t.Errorf("interrupt: cat got wrong signal: %v", ws)
			}
		}
	default:
		t.Logf("interrupt: this platform has no test coverage")
	}
}
Exemple #12
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func TestReadAllWithHandleRead(t *testing.T) {
	t.Parallel()
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": readWithHandleRead{}})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	testReadAll(t, mnt.Dir+"/child")
}
Exemple #13
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func TestOpen(t *testing.T) {
	t.Parallel()
	f := &open{}
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	// node: mode only matters with O_CREATE
	fil, err := os.OpenFile(mnt.Dir+"/child", os.O_WRONLY|os.O_APPEND, 0)
	if err == nil {
		t.Error("Open err == nil, expected ENAMETOOLONG")
		fil.Close()
		return
	}

	switch err2 := err.(type) {
	case *os.PathError:
		if err2.Err == syscall.ENAMETOOLONG {
			break
		}
		t.Errorf("unexpected inner error: %#v", err2)
	default:
		t.Errorf("unexpected error: %v", err)
	}

	want := fuse.OpenRequest{Dir: false, Flags: fuse.OpenWriteOnly | fuse.OpenAppend}
	if runtime.GOOS == "darwin" {
		// osxfuse does not let O_APPEND through at all
		//
		// https://code.google.com/p/macfuse/issues/detail?id=233
		// https://code.google.com/p/macfuse/issues/detail?id=132
		// https://code.google.com/p/macfuse/issues/detail?id=133
		want.Flags &^= fuse.OpenAppend
	}
	got := f.RecordedOpen()

	if runtime.GOOS == "linux" {
		// Linux <3.7 accidentally leaks O_CLOEXEC through to FUSE;
		// avoid spurious test failures
		got.Flags &^= fuse.OpenFlags(syscall.O_CLOEXEC)
	}

	if g, e := got, want; g != e {
		t.Errorf("open saw %v, want %v", g, e)
		return
	}
}
Exemple #14
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func TestListxattrSize(t *testing.T) {
	t.Parallel()
	f := &listxattrSize{}
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	n, err := syscallx.Listxattr(mnt.Dir+"/child", nil)
	if err != nil {
		t.Errorf("Listxattr unexpected error: %v", err)
		return
	}
	if g, e := n, len("one\x00two\x00"); g != e {
		t.Errorf("Getxattr incorrect size: %d != %d", g, e)
	}
}
Exemple #15
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func TestRelease(t *testing.T) {
	t.Parallel()
	r := &release{}
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": r})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	f, err := os.Open(mnt.Dir + "/child")
	if err != nil {
		t.Fatal(err)
	}
	f.Close()
	if !r.WaitForRelease(1 * time.Second) {
		t.Error("Close did not Release in time")
	}
}
Exemple #16
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func TestDataHandle(t *testing.T) {
	t.Parallel()
	f := &dataHandleTest{}
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	data, err := ioutil.ReadFile(mnt.Dir + "/child")
	if err != nil {
		t.Errorf("readAll: %v", err)
		return
	}
	if string(data) != hi {
		t.Errorf("readAll = %q, want %q", data, hi)
	}
}
Exemple #17
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func TestStatfs(t *testing.T) {
	t.Parallel()
	mnt, err := fstestutil.MountedT(t, testStatFS{})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	{
		var st syscall.Statfs_t
		err = syscall.Statfs(mnt.Dir, &st)
		if err != nil {
			t.Errorf("Statfs failed: %v", err)
		}
		t.Logf("Statfs got: %#v", st)
		if g, e := st.Blocks, uint64(42); g != e {
			t.Errorf("got Blocks = %d; want %d", g, e)
		}
		if g, e := st.Files, uint64(13); g != e {
			t.Errorf("got Files = %d; want %d", g, e)
		}
	}

	{
		var st syscall.Statfs_t
		f, err := os.Open(mnt.Dir)
		if err != nil {
			t.Errorf("Open for fstatfs failed: %v", err)
		}
		defer f.Close()
		err = syscall.Fstatfs(int(f.Fd()), &st)
		if err != nil {
			t.Errorf("Fstatfs failed: %v", err)
		}
		t.Logf("Fstatfs got: %#v", st)
		if g, e := st.Blocks, uint64(42); g != e {
			t.Errorf("got Blocks = %d; want %d", g, e)
		}
		if g, e := st.Files, uint64(13); g != e {
			t.Errorf("got Files = %d; want %d", g, e)
		}
	}

}
Exemple #18
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func TestChmod(t *testing.T) {
	t.Parallel()
	f := &chmod{}
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	err = os.Chmod(mnt.Dir+"/child", 0764)
	if err != nil {
		t.Errorf("chmod: %v", err)
		return
	}
	got := f.RecordedSetattr()
	if g, e := got.Mode, os.FileMode(0764); g != e {
		t.Errorf("wrong mode: %v != %v", g, e)
	}
}
Exemple #19
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func TestListxattrTooSmall(t *testing.T) {
	t.Parallel()
	f := &listxattrTooSmall{}
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	buf := make([]byte, 3)
	_, err = syscallx.Listxattr(mnt.Dir+"/child", buf)
	if err == nil {
		t.Error("Listxattr = nil; want some error")
	}
	if err != syscall.ERANGE {
		t.Errorf("unexpected error: %v", err)
		return
	}
}
Exemple #20
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func TestRemovexattr(t *testing.T) {
	t.Parallel()
	f := &removexattr{}
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	err = syscallx.Removexattr(mnt.Dir+"/child", "greeting")
	if err != nil {
		t.Errorf("unexpected error: %v", err)
		return
	}

	want := fuse.RemovexattrRequest{Name: "greeting"}
	if g, e := f.RecordedRemovexattr(), want; g != e {
		t.Errorf("removexattr saw %v, want %v", g, e)
	}
}
Exemple #21
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func TestRename(t *testing.T) {
	t.Parallel()
	f := &rename1{}
	mnt, err := fstestutil.MountedT(t, simpleFS{f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	err = os.Rename(mnt.Dir+"/old", mnt.Dir+"/new")
	if err != nil {
		t.Fatalf("Rename: %v", err)
	}
	if g, e := f.renamed.Count(), uint32(1); g != e {
		t.Fatalf("expected rename didn't happen: %d != %d", g, e)
	}
	err = os.Rename(mnt.Dir+"/old2", mnt.Dir+"/new2")
	if err == nil {
		t.Fatal("expected error on second Rename; got nil")
	}
}
Exemple #22
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func TestMkdir(t *testing.T) {
	t.Parallel()
	f := &mkdir1{}
	mnt, err := fstestutil.MountedT(t, simpleFS{f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	// uniform umask needed to make os.Mkdir's mode into something
	// reproducible
	defer syscall.Umask(syscall.Umask(0022))
	err = os.Mkdir(mnt.Dir+"/foo", 0771)
	if err != nil {
		t.Fatalf("mkdir: %v", err)
	}
	want := fuse.MkdirRequest{Name: "foo", Mode: os.ModeDir | 0751}
	if g, e := f.RecordedMkdir(), want; g != e {
		t.Errorf("mkdir saw %+v, want %+v", g, e)
	}
}
Exemple #23
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func TestRootErr(t *testing.T) {
	t.Parallel()
	mnt, err := fstestutil.MountedT(t, badRootFS{})
	if err == nil {
		// path for synchronous mounts (linux): started out fine, now
		// wait for Serve to cycle through
		err = <-mnt.Error
		// without this, unmount will keep failing with EBUSY; nudge
		// kernel into realizing InitResponse will not happen
		mnt.Conn.Close()
		mnt.Close()
	}

	if err == nil {
		t.Fatal("expected an error")
	}
	// TODO this should not be a textual comparison, Serve hides
	// details
	if err.Error() != "cannot obtain root node: file name too long" {
		t.Errorf("Unexpected error: %v", err)
	}
}
Exemple #24
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func TestWrite(t *testing.T) {
	t.Parallel()
	w := &write{}
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": w})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	f, err := os.Create(mnt.Dir + "/child")
	if err != nil {
		t.Fatalf("Create: %v", err)
	}
	defer f.Close()
	n, err := f.Write([]byte(hi))
	if err != nil {
		t.Fatalf("Write: %v", err)
	}
	if n != len(hi) {
		t.Fatalf("short write; n=%d; hi=%d", n, len(hi))
	}

	err = syscall.Fsync(int(f.Fd()))
	if err != nil {
		t.Fatalf("Fsync = %v", err)
	}
	if w.RecordedFsync() == (fuse.FsyncRequest{}) {
		t.Errorf("never received expected fsync call")
	}

	err = f.Close()
	if err != nil {
		t.Fatalf("Close: %v", err)
	}

	if got := string(w.RecordedWriteData()); got != hi {
		t.Errorf("write = %q, want %q", got, hi)
	}
}
Exemple #25
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func TestWriteTruncateFlush(t *testing.T) {
	t.Parallel()
	w := &writeTruncateFlush{}
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": w})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	err = ioutil.WriteFile(mnt.Dir+"/child", []byte(hi), 0666)
	if err != nil {
		t.Fatalf("WriteFile: %v", err)
	}
	if w.RecordedSetattr() == (fuse.SetattrRequest{}) {
		t.Errorf("writeTruncateFlush expected Setattr")
	}
	if !w.RecordedFlush() {
		t.Errorf("writeTruncateFlush expected Setattr")
	}
	if got := string(w.RecordedWriteData()); got != hi {
		t.Errorf("writeTruncateFlush = %q, want %q", got, hi)
	}
}
Exemple #26
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func TestCustomErrno(t *testing.T) {
	t.Parallel()
	mnt, err := fstestutil.MountedT(t, simpleFS{customErrNode{}})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	_, err = os.Stat(mnt.Dir + "/trigger")
	if err == nil {
		t.Fatalf("expected error")
	}

	switch err2 := err.(type) {
	case *os.PathError:
		if err2.Err == syscall.ENAMETOOLONG {
			break
		}
		t.Errorf("unexpected inner error: %#v", err2)
	default:
		t.Errorf("unexpected error: %v", err)
	}
}
Exemple #27
0
func TestFsyncDir(t *testing.T) {
	t.Parallel()
	f := &fsyncDir{}
	mnt, err := fstestutil.MountedT(t, simpleFS{f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	fil, err := os.Open(mnt.Dir)
	if err != nil {
		t.Errorf("fsyncDir open: %v", err)
		return
	}
	defer fil.Close()
	err = fil.Sync()
	if err != nil {
		t.Errorf("fsyncDir sync: %v", err)
		return
	}

	got := f.RecordedFsync()
	want := fuse.FsyncRequest{
		Flags: 0,
		Dir:   true,
		// unpredictable
		Handle: got.Handle,
	}
	if runtime.GOOS == "darwin" {
		// TODO document the meaning of these flags, figure out why
		// they differ
		want.Flags = 1
	}
	if g, e := got, want; g != e {
		t.Fatalf("fsyncDir saw %+v, want %+v", g, e)
	}
}
Exemple #28
0
func TestWriteLarge(t *testing.T) {
	t.Parallel()
	w := &write{}
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": w})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	f, err := os.Create(mnt.Dir + "/child")
	if err != nil {
		t.Fatalf("Create: %v", err)
	}
	defer f.Close()
	const one = "xyzzyfoo"
	large := bytes.Repeat([]byte(one), 8192)
	n, err := f.Write(large)
	if err != nil {
		t.Fatalf("Write: %v", err)
	}
	if g, e := n, len(large); g != e {
		t.Fatalf("short write: %d != %d", g, e)
	}

	err = f.Close()
	if err != nil {
		t.Fatalf("Close: %v", err)
	}

	got := w.RecordedWriteData()
	if g, e := len(got), len(large); g != e {
		t.Errorf("write wrong length: %d != %d", g, e)
	}
	if g := strings.Replace(string(got), one, "", -1); g != "" {
		t.Errorf("write wrong data: expected repeats of %q, also got %q", one, g)
	}
}
Exemple #29
0
func TestLink(t *testing.T) {
	t.Parallel()
	f := &link1{}
	mnt, err := fstestutil.MountedT(t, simpleFS{f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	err = os.Link(mnt.Dir+"/old", mnt.Dir+"/new")
	if err != nil {
		t.Fatalf("Link: %v", err)
	}

	got := f.RecordedLink()
	want := fuse.LinkRequest{
		NewName: "new",
		// unpredictable
		OldNode: got.OldNode,
	}
	if g, e := got, want; g != e {
		t.Fatalf("link saw %+v, want %+v", g, e)
	}
}
Exemple #30
0
func TestGetxattr(t *testing.T) {
	t.Parallel()
	f := &getxattr{}
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	buf := make([]byte, 8192)
	n, err := syscallx.Getxattr(mnt.Dir+"/child", "not-there", buf)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
		return
	}
	buf = buf[:n]
	if g, e := string(buf), "hello, world"; g != e {
		t.Errorf("wrong getxattr content: %#v != %#v", g, e)
	}
	seen := f.RecordedGetxattr()
	if g, e := seen.Name, "not-there"; g != e {
		t.Errorf("wrong getxattr name: %#v != %#v", g, e)
	}
}