1714 lines
34 KiB
Go
1714 lines
34 KiB
Go
package fs
|
|
|
|
import (
|
|
"bytes"
|
|
"crypto/sha512"
|
|
"encoding/base64"
|
|
"errors"
|
|
"fmt"
|
|
"io"
|
|
"os"
|
|
"path"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/spf13/afero"
|
|
)
|
|
|
|
type deterministicReader struct {
|
|
maxIndex int
|
|
index int
|
|
}
|
|
|
|
func newDeterministicReader(maxIndex int) *deterministicReader {
|
|
return &deterministicReader{
|
|
maxIndex: maxIndex,
|
|
}
|
|
}
|
|
|
|
func (w *deterministicReader) Read(p []byte) (int, error) {
|
|
if w.index > w.maxIndex {
|
|
return -1, io.EOF
|
|
}
|
|
|
|
buf := make([]byte, len(p))
|
|
|
|
for i := 0; i < len(buf); i++ {
|
|
buf[i] = byte(w.index)
|
|
}
|
|
|
|
w.index++
|
|
|
|
return copy(p, buf), nil
|
|
}
|
|
|
|
var fileNameTests = []struct {
|
|
name string
|
|
open string
|
|
prepare func(symFs) error
|
|
check func(string) error
|
|
withCache bool
|
|
withOsFs bool
|
|
}{
|
|
{
|
|
"Can get correct file name for /test.txt",
|
|
"/test.txt",
|
|
func(f symFs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(got string) error {
|
|
want := "/test.txt"
|
|
|
|
if got != want {
|
|
return fmt.Errorf("invalid name, got %v, want %v", got, want)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can get correct file name for /mydir/test.txt",
|
|
"/mydir/test.txt",
|
|
func(f symFs) error {
|
|
if err := f.Mkdir("/mydir", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/mydir/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(got string) error {
|
|
want := "/mydir/test.txt"
|
|
|
|
if got != want {
|
|
return fmt.Errorf("invalid name, got %v, want %v", got, want)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can get correct file name for /",
|
|
"/",
|
|
func(f symFs) error { return nil },
|
|
func(got string) error {
|
|
want := ""
|
|
|
|
if got != want {
|
|
return fmt.Errorf("invalid name, got %v, want %v", got, want)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can get correct file name for ''",
|
|
"",
|
|
func(f symFs) error { return nil },
|
|
func(got string) error {
|
|
want := ""
|
|
|
|
if got != want {
|
|
return fmt.Errorf("invalid name, got %v, want %v", got, want)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can get correct file name for symlink to /test.txt",
|
|
"/existingsymlink",
|
|
func(f symFs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := f.SymlinkIfPossible("/test.txt", "/existingsymlink"); err != nil {
|
|
return nil
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(got string) error {
|
|
want := "/existingsymlink"
|
|
|
|
if got != want {
|
|
return fmt.Errorf("invalid name, got %v, want %v", got, want)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can get correct file name for symlink to /mydir",
|
|
"/existingsymlink",
|
|
func(f symFs) error {
|
|
if err := f.Mkdir("/mydir", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := f.SymlinkIfPossible("/mydir", "/existingsymlink"); err != nil {
|
|
return nil
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(got string) error {
|
|
want := "/existingsymlink"
|
|
|
|
if got != want {
|
|
return fmt.Errorf("invalid name, got %v, want %v", got, want)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can get correct file name for symlink to /mydir/nesteddir",
|
|
"/existingsymlink",
|
|
func(f symFs) error {
|
|
if err := f.MkdirAll("/mydir/nesteddir", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := f.SymlinkIfPossible("/mydir/nesteddir", "/existingsymlink"); err != nil {
|
|
return nil
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(got string) error {
|
|
want := "/existingsymlink"
|
|
|
|
if got != want {
|
|
return fmt.Errorf("invalid name, got %v, want %v", got, want)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can get correct file name for symlink to root",
|
|
"/existingsymlink",
|
|
func(f symFs) error {
|
|
if err := f.SymlinkIfPossible("/", "/existingsymlink"); err != nil {
|
|
return nil
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(got string) error {
|
|
want := "/existingsymlink"
|
|
|
|
if got != want {
|
|
return fmt.Errorf("invalid name, got %v, want %v", got, want)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
}
|
|
|
|
func TestFile_Name(t *testing.T) {
|
|
for _, tt := range fileNameTests {
|
|
tt := tt
|
|
|
|
runTestForAllFss(t, tt.name, true, tt.withCache, tt.withOsFs, func(t *testing.T, fs fsConfig) {
|
|
symFs, ok := fs.fs.(symFs)
|
|
if !ok {
|
|
return
|
|
}
|
|
|
|
if err := tt.prepare(symFs); err != nil {
|
|
t.Errorf("%v prepare() error = %v", symFs.Name(), err)
|
|
|
|
return
|
|
}
|
|
|
|
file, err := symFs.Open(tt.open)
|
|
if err != nil {
|
|
t.Errorf("%v open() error = %v", symFs.Name(), err)
|
|
|
|
return
|
|
}
|
|
|
|
got := file.Name()
|
|
|
|
if err := tt.check(got); err != nil {
|
|
t.Errorf("%v check() error = %v", symFs.Name(), err)
|
|
|
|
return
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
var fileStatTests = []struct {
|
|
name string
|
|
open string
|
|
wantErr bool
|
|
prepare func(afero.Fs) error
|
|
check func(os.FileInfo) error
|
|
withCache bool
|
|
withOsFs bool
|
|
}{
|
|
{
|
|
"Can stat /",
|
|
"/",
|
|
false,
|
|
func(f afero.Fs) error { return nil },
|
|
func(f os.FileInfo) error {
|
|
dir, _ := path.Split(f.Name())
|
|
if !(dir == "/" || dir == "") {
|
|
return fmt.Errorf("invalid dir part of path %v, should be ''", dir)
|
|
|
|
}
|
|
|
|
if !f.IsDir() {
|
|
return fmt.Errorf("%v is not a directory", dir)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can stat /test.txt",
|
|
"/test.txt",
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f os.FileInfo) error {
|
|
wantName := "test.txt"
|
|
gotName := f.Name()
|
|
|
|
if wantName != gotName {
|
|
return fmt.Errorf("invalid name, got %v, want %v", gotName, wantName)
|
|
}
|
|
|
|
wantPerm := fmt.Sprintf("%o", 0666)
|
|
gotPerm := fmt.Sprintf("%o", f.Mode())
|
|
|
|
if wantPerm != gotPerm {
|
|
return fmt.Errorf("invalid perm, got %v, want %v", gotPerm, wantPerm)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
false, // HACK: OsFs uses umask, which yields unexpected permission bits (see https://github.com/golang/go/issues/38282)
|
|
},
|
|
{
|
|
"Can stat system-specific properties of /test.txt",
|
|
"/test.txt",
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := f.Chtimes("/test.txt", time.Date(2021, 12, 23, 0, 0, 0, 0, time.UTC), time.Date(2022, 01, 14, 0, 0, 0, 0, time.UTC)); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f os.FileInfo) error {
|
|
wantName := "test.txt"
|
|
gotName := f.Name()
|
|
|
|
if wantName != gotName {
|
|
return fmt.Errorf("invalid name, got %v, want %v", gotName, wantName)
|
|
}
|
|
|
|
wantPerm := fmt.Sprintf("%o", 0666)
|
|
gotPerm := fmt.Sprintf("%o", f.Mode())
|
|
|
|
if wantPerm != gotPerm {
|
|
return fmt.Errorf("invalid perm, got %v, want %v", gotPerm, wantPerm)
|
|
}
|
|
|
|
wantAtime := time.Date(2021, 12, 23, 0, 0, 0, 0, time.UTC)
|
|
wantMtime := time.Date(2022, 01, 14, 0, 0, 0, 0, time.UTC)
|
|
|
|
gotSys, ok := f.Sys().(*Stat)
|
|
if !ok {
|
|
return errors.New("could not get fs.Stat from FileInfo.Sys()")
|
|
}
|
|
|
|
gotAtime := time.Unix(0, gotSys.Atim.Nano())
|
|
gotMtime := f.ModTime()
|
|
|
|
if !wantAtime.Equal(gotAtime) {
|
|
return fmt.Errorf("invalid Atime, got %v, want %v", gotAtime, wantAtime)
|
|
}
|
|
|
|
if !wantMtime.Equal(gotMtime) {
|
|
return fmt.Errorf("invalid Mtime, got %v, want %v", gotMtime, wantMtime)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
false, // HACK: OsFs uses umask, which yields unexpected permission bits (see https://github.com/golang/go/issues/38282)
|
|
},
|
|
{
|
|
"Can stat /mydir/test.txt",
|
|
"/mydir/test.txt",
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if err := f.Mkdir("/mydir", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/mydir/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f os.FileInfo) error {
|
|
wantName := "test.txt"
|
|
gotName := f.Name()
|
|
|
|
if wantName != gotName {
|
|
return fmt.Errorf("invalid name, got %v, want %v", gotName, wantName)
|
|
}
|
|
|
|
wantPerm := fmt.Sprintf("%o", 0666)
|
|
gotPerm := fmt.Sprintf("%o", f.Mode())
|
|
|
|
if wantPerm != gotPerm {
|
|
return fmt.Errorf("invalid perm, got %v, want %v", gotPerm, wantPerm)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
false, // HACK: OsFs uses umask, which yields unexpected permission bits (see https://github.com/golang/go/issues/38282)
|
|
},
|
|
{
|
|
"Can stat system-specific properties of /mydir/test.txt",
|
|
"/mydir/test.txt",
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if err := f.Mkdir("/mydir", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/mydir/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := f.Chtimes("/mydir/test.txt", time.Date(2021, 12, 23, 0, 0, 0, 0, time.UTC), time.Date(2022, 01, 14, 0, 0, 0, 0, time.UTC)); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f os.FileInfo) error {
|
|
wantName := "test.txt"
|
|
gotName := f.Name()
|
|
|
|
if wantName != gotName {
|
|
return fmt.Errorf("invalid name, got %v, want %v", gotName, wantName)
|
|
}
|
|
|
|
wantPerm := fmt.Sprintf("%o", 0666)
|
|
gotPerm := fmt.Sprintf("%o", f.Mode())
|
|
|
|
if wantPerm != gotPerm {
|
|
return fmt.Errorf("invalid perm, got %v, want %v", gotPerm, wantPerm)
|
|
}
|
|
|
|
wantAtime := time.Date(2021, 12, 23, 0, 0, 0, 0, time.UTC)
|
|
wantMtime := time.Date(2022, 01, 14, 0, 0, 0, 0, time.UTC)
|
|
|
|
gotSys, ok := f.Sys().(*Stat)
|
|
if !ok {
|
|
return errors.New("could not get fs.Stat from FileInfo.Sys()")
|
|
}
|
|
|
|
gotAtime := time.Unix(0, gotSys.Atim.Nano())
|
|
gotMtime := f.ModTime()
|
|
|
|
if !wantAtime.Equal(gotAtime) {
|
|
return fmt.Errorf("invalid Atime, got %v, want %v", gotAtime, wantAtime)
|
|
}
|
|
|
|
if !wantMtime.Equal(gotMtime) {
|
|
return fmt.Errorf("invalid Mtime, got %v, want %v", gotMtime, wantMtime)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
false, // HACK: OsFs uses umask, which yields unexpected permission bits (see https://github.com/golang/go/issues/38282)
|
|
},
|
|
}
|
|
|
|
func TestFile_Stat(t *testing.T) {
|
|
for _, tt := range fileStatTests {
|
|
tt := tt
|
|
|
|
runTestForAllFss(t, tt.name, true, tt.withCache, tt.withOsFs, func(t *testing.T, fs fsConfig) {
|
|
symFs, ok := fs.fs.(symFs)
|
|
if !ok {
|
|
return
|
|
}
|
|
|
|
if err := tt.prepare(symFs); err != nil {
|
|
t.Errorf("%v prepare() error = %v", symFs.Name(), err)
|
|
|
|
return
|
|
}
|
|
|
|
file, err := symFs.Open(tt.open)
|
|
if err != nil {
|
|
t.Errorf("%v open() error = %v", symFs.Name(), err)
|
|
|
|
return
|
|
}
|
|
|
|
got, err := file.Stat()
|
|
if (err != nil) != tt.wantErr {
|
|
t.Errorf("%v.File.Stat() error = %v, wantErr %v", fs.fs.Name(), err, tt.wantErr)
|
|
|
|
return
|
|
}
|
|
|
|
if err := tt.check(got); err != nil {
|
|
t.Errorf("%v check() error = %v", fs.fs.Name(), err)
|
|
|
|
return
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
type readdirArgs struct {
|
|
count int
|
|
}
|
|
|
|
var readdirTests = []struct {
|
|
name string
|
|
open string
|
|
args readdirArgs
|
|
wantErr bool
|
|
prepare func(afero.Fs) error
|
|
check func([]os.FileInfo) error
|
|
withCache bool
|
|
withOsFs bool
|
|
}{
|
|
{
|
|
"Can readdir all in / if there are no children",
|
|
"/",
|
|
readdirArgs{-1},
|
|
false,
|
|
func(f afero.Fs) error { return nil },
|
|
func(f []os.FileInfo) error {
|
|
if len(f) > 0 {
|
|
return errors.New("found unexpected children in empty directory")
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can readdir all in '' if there are no children",
|
|
"",
|
|
readdirArgs{-1},
|
|
false,
|
|
func(f afero.Fs) error { return nil },
|
|
func(f []os.FileInfo) error {
|
|
if len(f) > 0 {
|
|
return errors.New("found unexpected children in empty directory")
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can readdir all in / if there is one child",
|
|
"/",
|
|
readdirArgs{-1},
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f []os.FileInfo) error {
|
|
wantNames := []string{"test.txt"}
|
|
|
|
for i, info := range f {
|
|
wantName := wantNames[i]
|
|
gotName := info.Name()
|
|
|
|
if wantName != gotName {
|
|
return fmt.Errorf("invalid name, got %v, want %v", gotName, wantName)
|
|
}
|
|
}
|
|
|
|
wantLength := len(f)
|
|
gotLength := 1
|
|
if wantLength != gotLength {
|
|
return fmt.Errorf("invalid amount of children, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can readdir all with -1 in / if there are multiple children",
|
|
"/",
|
|
readdirArgs{-1},
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/asdf.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := f.Mkdir("/mydir", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f []os.FileInfo) error {
|
|
wantNames := map[string]struct{}{
|
|
"test.txt": {},
|
|
"asdf.txt": {},
|
|
"mydir": {},
|
|
}
|
|
|
|
for _, info := range f {
|
|
name, ok := wantNames[info.Name()]
|
|
if !ok {
|
|
return fmt.Errorf("could not find file or directory with name %v", name)
|
|
}
|
|
}
|
|
|
|
wantLength := len(f)
|
|
gotLength := 3
|
|
if wantLength != gotLength {
|
|
return fmt.Errorf("invalid amount of children, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can readdir all with 0 in / if there are multiple children",
|
|
"/",
|
|
readdirArgs{0},
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/asdf.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := f.Mkdir("/mydir", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f []os.FileInfo) error {
|
|
wantNames := map[string]struct{}{
|
|
"test.txt": {},
|
|
"asdf.txt": {},
|
|
"mydir": {},
|
|
}
|
|
|
|
for _, info := range f {
|
|
name, ok := wantNames[info.Name()]
|
|
if !ok {
|
|
return fmt.Errorf("could not find file or directory with name %v", name)
|
|
}
|
|
}
|
|
|
|
wantLength := len(f)
|
|
gotLength := 3
|
|
if wantLength != gotLength {
|
|
return fmt.Errorf("invalid amount of children, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can readdir 2 in / if there are multiple children",
|
|
"/",
|
|
readdirArgs{2},
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/asdf.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := f.Mkdir("/mydir", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f []os.FileInfo) error {
|
|
wantNames := map[string]struct{}{
|
|
"test.txt": {},
|
|
"asdf.txt": {},
|
|
"mydir": {},
|
|
}
|
|
|
|
for _, info := range f {
|
|
name, ok := wantNames[info.Name()]
|
|
if !ok {
|
|
return fmt.Errorf("could not find file or directory with name %v", name)
|
|
}
|
|
}
|
|
|
|
wantLength := len(f)
|
|
gotLength := 2
|
|
if wantLength != gotLength {
|
|
return fmt.Errorf("invalid amount of children, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can readdir 2 in /mydir if there are multiple children",
|
|
"/mydir",
|
|
readdirArgs{2},
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := f.Mkdir("/mydir", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/mydir/asdf.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/mydir/hmm.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f []os.FileInfo) error {
|
|
wantNames := map[string]struct{}{
|
|
"asdf.txt": {},
|
|
"hmm.txt": {},
|
|
}
|
|
|
|
for _, info := range f {
|
|
name, ok := wantNames[info.Name()]
|
|
if !ok {
|
|
return fmt.Errorf("could not find file or directory with name %v", name)
|
|
}
|
|
}
|
|
|
|
wantLength := len(f)
|
|
gotLength := 2
|
|
if wantLength != gotLength {
|
|
return fmt.Errorf("invalid amount of children, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can readdir 3 in /mydir/nested if there are multiple children",
|
|
"/mydir/nested",
|
|
readdirArgs{3},
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := f.MkdirAll("/mydir/nested", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/mydir/nested/asdf.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/mydir/nested/hmm.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/mydir/nested/hmm2.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f []os.FileInfo) error {
|
|
wantNames := map[string]struct{}{
|
|
"asdf.txt": {},
|
|
"hmm.txt": {},
|
|
"hmm2.txt": {},
|
|
}
|
|
|
|
for _, info := range f {
|
|
name, ok := wantNames[info.Name()]
|
|
if !ok {
|
|
return fmt.Errorf("could not find file or directory with name %v", name)
|
|
}
|
|
}
|
|
|
|
wantLength := len(f)
|
|
gotLength := 3
|
|
if wantLength != gotLength {
|
|
return fmt.Errorf("invalid amount of children, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
}
|
|
|
|
func TestFile_Readdir(t *testing.T) {
|
|
for _, tt := range readdirTests {
|
|
tt := tt
|
|
|
|
runTestForAllFss(t, tt.name, true, tt.withCache, tt.withOsFs, func(t *testing.T, fs fsConfig) {
|
|
symFs, ok := fs.fs.(symFs)
|
|
if !ok {
|
|
return
|
|
}
|
|
|
|
if err := tt.prepare(symFs); err != nil {
|
|
t.Errorf("%v prepare() error = %v", symFs.Name(), err)
|
|
|
|
return
|
|
}
|
|
|
|
file, err := symFs.Open(tt.open)
|
|
if err != nil {
|
|
t.Errorf("%v open() error = %v", symFs.Name(), err)
|
|
|
|
return
|
|
}
|
|
|
|
got, err := file.Readdir(tt.args.count)
|
|
if (err != nil) != tt.wantErr {
|
|
t.Errorf("%v.File.Readdir() error = %v, wantErr %v", fs.fs.Name(), err, tt.wantErr)
|
|
|
|
return
|
|
}
|
|
|
|
if err := tt.check(got); err != nil {
|
|
t.Errorf("%v check() error = %v", fs.fs.Name(), err)
|
|
|
|
return
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
type readdirnamesArgs struct {
|
|
count int
|
|
}
|
|
|
|
var readdirnamesTests = []struct {
|
|
name string
|
|
open string
|
|
args readdirnamesArgs
|
|
wantErr bool
|
|
prepare func(afero.Fs) error
|
|
check func([]string) error
|
|
withCache bool
|
|
withOsFs bool
|
|
}{
|
|
{
|
|
"Can readdirnames all in / if there are no children",
|
|
"/",
|
|
readdirnamesArgs{-1},
|
|
false,
|
|
func(f afero.Fs) error { return nil },
|
|
func(f []string) error {
|
|
if len(f) > 0 {
|
|
return errors.New("found unexpected children in empty directory")
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can readdirnames all in '' if there are no children",
|
|
"",
|
|
readdirnamesArgs{-1},
|
|
false,
|
|
func(f afero.Fs) error { return nil },
|
|
func(f []string) error {
|
|
if len(f) > 0 {
|
|
return errors.New("found unexpected children in empty directory")
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can readdirnames all in / if there is one child",
|
|
"/",
|
|
readdirnamesArgs{-1},
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f []string) error {
|
|
wantNames := []string{"test.txt"}
|
|
|
|
for i, info := range f {
|
|
wantName := wantNames[i]
|
|
gotName := info
|
|
|
|
if wantName != gotName {
|
|
return fmt.Errorf("invalid name, got %v, want %v", gotName, wantName)
|
|
}
|
|
}
|
|
|
|
wantLength := len(f)
|
|
gotLength := 1
|
|
if wantLength != gotLength {
|
|
return fmt.Errorf("invalid amount of children, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can readdirnames all with -1 in / if there are multiple children",
|
|
"/",
|
|
readdirnamesArgs{-1},
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/asdf.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := f.Mkdir("/mydir", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f []string) error {
|
|
wantNames := map[string]struct{}{
|
|
"test.txt": {},
|
|
"asdf.txt": {},
|
|
"mydir": {},
|
|
}
|
|
|
|
for _, info := range f {
|
|
name, ok := wantNames[info]
|
|
if !ok {
|
|
return fmt.Errorf("could not find file or directory with name %v", name)
|
|
}
|
|
}
|
|
|
|
wantLength := len(f)
|
|
gotLength := 3
|
|
if wantLength != gotLength {
|
|
return fmt.Errorf("invalid amount of children, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can readdirnames all with 0 in / if there are multiple children",
|
|
"/",
|
|
readdirnamesArgs{0},
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/asdf.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := f.Mkdir("/mydir", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f []string) error {
|
|
wantNames := map[string]struct{}{
|
|
"test.txt": {},
|
|
"asdf.txt": {},
|
|
"mydir": {},
|
|
}
|
|
|
|
for _, info := range f {
|
|
name, ok := wantNames[info]
|
|
if !ok {
|
|
return fmt.Errorf("could not find file or directory with name %v", name)
|
|
}
|
|
}
|
|
|
|
wantLength := len(f)
|
|
gotLength := 3
|
|
if wantLength != gotLength {
|
|
return fmt.Errorf("invalid amount of children, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can readdirnames 2 in / if there are multiple children",
|
|
"/",
|
|
readdirnamesArgs{2},
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/asdf.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := f.Mkdir("/mydir", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f []string) error {
|
|
wantNames := map[string]struct{}{
|
|
"test.txt": {},
|
|
"asdf.txt": {},
|
|
"mydir": {},
|
|
}
|
|
|
|
for _, info := range f {
|
|
name, ok := wantNames[info]
|
|
if !ok {
|
|
return fmt.Errorf("could not find file or directory with name %v", name)
|
|
}
|
|
}
|
|
|
|
wantLength := len(f)
|
|
gotLength := 2
|
|
if wantLength != gotLength {
|
|
return fmt.Errorf("invalid amount of children, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can readdirnames 2 in /mydir if there are multiple children",
|
|
"/mydir",
|
|
readdirnamesArgs{2},
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := f.Mkdir("/mydir", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/mydir/asdf.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/mydir/hmm.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f []string) error {
|
|
wantNames := map[string]struct{}{
|
|
"asdf.txt": {},
|
|
"hmm.txt": {},
|
|
}
|
|
|
|
for _, info := range f {
|
|
name, ok := wantNames[info]
|
|
if !ok {
|
|
return fmt.Errorf("could not find file or directory with name %v", name)
|
|
}
|
|
}
|
|
|
|
wantLength := len(f)
|
|
gotLength := 2
|
|
if wantLength != gotLength {
|
|
return fmt.Errorf("invalid amount of children, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
{
|
|
"Can readdirnames 3 in /mydir/nested if there are multiple children",
|
|
"/mydir/nested",
|
|
readdirnamesArgs{3},
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := f.MkdirAll("/mydir/nested", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/mydir/nested/asdf.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/mydir/nested/hmm.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Create("/mydir/nested/hmm2.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f []string) error {
|
|
wantNames := map[string]struct{}{
|
|
"asdf.txt": {},
|
|
"hmm.txt": {},
|
|
"hmm2.txt": {},
|
|
}
|
|
|
|
for _, info := range f {
|
|
name, ok := wantNames[info]
|
|
if !ok {
|
|
return fmt.Errorf("could not find file or directory with name %v", name)
|
|
}
|
|
}
|
|
|
|
wantLength := len(f)
|
|
gotLength := 3
|
|
if wantLength != gotLength {
|
|
return fmt.Errorf("invalid amount of children, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
},
|
|
}
|
|
|
|
func TestFile_Readdirnames(t *testing.T) {
|
|
for _, tt := range readdirnamesTests {
|
|
tt := tt
|
|
|
|
runTestForAllFss(t, tt.name, true, tt.withCache, tt.withOsFs, func(t *testing.T, fs fsConfig) {
|
|
symFs, ok := fs.fs.(symFs)
|
|
if !ok {
|
|
return
|
|
}
|
|
|
|
if err := tt.prepare(symFs); err != nil {
|
|
t.Errorf("%v prepare() error = %v", symFs.Name(), err)
|
|
|
|
return
|
|
}
|
|
|
|
file, err := symFs.Open(tt.open)
|
|
if err != nil {
|
|
t.Errorf("%v open() error = %v", symFs.Name(), err)
|
|
|
|
return
|
|
}
|
|
|
|
got, err := file.Readdirnames(tt.args.count)
|
|
if (err != nil) != tt.wantErr {
|
|
t.Errorf("%v.File.Readdirnames() error = %v, wantErr %v", fs.fs.Name(), err, tt.wantErr)
|
|
|
|
return
|
|
}
|
|
|
|
if err := tt.check(got); err != nil {
|
|
t.Errorf("%v check() error = %v", fs.fs.Name(), err)
|
|
|
|
return
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
var readTests = []struct {
|
|
name string
|
|
open string
|
|
wantErr bool
|
|
prepare func(afero.Fs) error
|
|
check func(afero.File) error
|
|
withCache bool
|
|
withOsFs bool
|
|
large bool
|
|
followSymlinks bool
|
|
}{
|
|
{
|
|
"Can read / into empty buffer",
|
|
"/",
|
|
false,
|
|
func(f afero.Fs) error { return nil },
|
|
func(f afero.File) error {
|
|
wantContent := []byte{}
|
|
gotContent := make([]byte, len(wantContent))
|
|
|
|
wantLength := len(wantContent)
|
|
gotLength, err := f.Read(gotContent)
|
|
if err != io.EOF {
|
|
return err
|
|
}
|
|
|
|
if wantLength != gotLength {
|
|
return fmt.Errorf("invalid read length, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
if string(wantContent) != string(gotContent) {
|
|
return fmt.Errorf("invalid read content, got %v, want %v", gotContent, wantContent)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
false,
|
|
false,
|
|
},
|
|
{
|
|
"Can read /mydir into empty buffer",
|
|
"/mydir",
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if err := f.Mkdir("/mydir", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f afero.File) error {
|
|
wantContent := []byte{}
|
|
gotContent := make([]byte, len(wantContent))
|
|
|
|
wantLength := len(wantContent)
|
|
gotLength, err := f.Read(gotContent)
|
|
if err != io.EOF {
|
|
return err
|
|
}
|
|
|
|
if wantLength != gotLength {
|
|
return fmt.Errorf("invalid read length, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
if string(wantContent) != string(gotContent) {
|
|
return fmt.Errorf("invalid read content, got %v, want %v", gotContent, wantContent)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
false,
|
|
false,
|
|
},
|
|
{
|
|
"Can not read / into non-empty buffer",
|
|
"/",
|
|
true,
|
|
func(f afero.Fs) error { return nil },
|
|
func(f afero.File) error {
|
|
gotContent := make([]byte, 10)
|
|
|
|
if _, err := f.Read(gotContent); err != io.EOF {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
false,
|
|
false,
|
|
},
|
|
{
|
|
"Can not read /mydir into non-empty buffer",
|
|
"/mydir",
|
|
true,
|
|
func(f afero.Fs) error {
|
|
if err := f.Mkdir("/mydir", os.ModePerm); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f afero.File) error {
|
|
gotContent := make([]byte, 10)
|
|
|
|
if _, err := f.Read(gotContent); err != io.EOF {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
false,
|
|
false,
|
|
},
|
|
{
|
|
"Can read /test.txt if it exists and is empty",
|
|
"/test.txt",
|
|
false,
|
|
func(f afero.Fs) error {
|
|
if _, err := f.Create("/test.txt"); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f afero.File) error {
|
|
wantContent := []byte{}
|
|
gotContent := make([]byte, len(wantContent))
|
|
|
|
wantLength := len(wantContent)
|
|
gotLength, err := f.Read(gotContent)
|
|
if err != io.EOF {
|
|
return err
|
|
}
|
|
|
|
if wantLength != gotLength {
|
|
return fmt.Errorf("invalid read length, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
if string(wantContent) != string(gotContent) {
|
|
return fmt.Errorf("invalid read content, got %v, want %v", gotContent, wantContent)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
false,
|
|
false,
|
|
},
|
|
{
|
|
"Can read /test.txt if it exists and contains small amount of data",
|
|
"/test.txt",
|
|
false,
|
|
func(f afero.Fs) error {
|
|
file, err := f.Create("/test.txt")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := file.Write([]byte("Hello, world")); err != nil {
|
|
return err
|
|
}
|
|
|
|
return file.Close()
|
|
},
|
|
func(f afero.File) error {
|
|
wantContent := []byte("Hello, world")
|
|
gotContent := make([]byte, len(wantContent))
|
|
|
|
wantLength := len(wantContent)
|
|
gotLength, err := f.Read(gotContent)
|
|
if err != io.EOF {
|
|
return err
|
|
}
|
|
|
|
if gotLength != wantLength {
|
|
return fmt.Errorf("invalid read length, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
if string(gotContent) != string(wantContent) {
|
|
return fmt.Errorf("invalid read content, got %v, want %v", gotContent, wantContent)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
false,
|
|
false,
|
|
},
|
|
{
|
|
"Can read /test.txt if it exists and contains 30 MB amount of data",
|
|
"/test.txt",
|
|
false,
|
|
func(f afero.Fs) error {
|
|
file, err := f.Create("/test.txt")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
r := newDeterministicReader(1000)
|
|
|
|
if _, err := io.Copy(file, r); err != nil {
|
|
return err
|
|
}
|
|
|
|
return file.Close()
|
|
},
|
|
func(f afero.File) error {
|
|
wantHash := "HTUi7GuNreHASha4hhl1xwuYk03pyTJ0IJbFLv04UdccT9m_NA2oBFTrnMxJhEu3VMGxDYk_04Th9C0zOj5MyA=="
|
|
wantLength := int64(32800768)
|
|
|
|
hasher := sha512.New()
|
|
gotLength, err := io.Copy(hasher, f)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
gotHash := base64.URLEncoding.EncodeToString(hasher.Sum(nil))
|
|
|
|
if gotLength != wantLength {
|
|
return fmt.Errorf("invalid read length, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
if gotHash != wantHash {
|
|
return fmt.Errorf("invalid read hash, got %v, want %v", gotHash, wantHash)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
false,
|
|
false,
|
|
},
|
|
{
|
|
"Can read /test.txt if it exists and contains 300 MB of data",
|
|
"/test.txt",
|
|
false,
|
|
func(f afero.Fs) error {
|
|
file, err := f.Create("/test.txt")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
r := newDeterministicReader(10000)
|
|
|
|
if _, err := io.Copy(file, r); err != nil {
|
|
return err
|
|
}
|
|
|
|
return file.Close()
|
|
},
|
|
func(f afero.File) error {
|
|
wantHash := "3NXGfwSdGiFZjd-sdIcx4xrUnsOPOb4LeDBYGZFVPoRyMqGdqTEHsTbk1Ow3Vn-wIdFqaO8Zj6eXhYvWBakkuQ=="
|
|
wantLength := int64(327712768)
|
|
|
|
hasher := sha512.New()
|
|
gotLength, err := io.Copy(hasher, f)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
gotHash := base64.URLEncoding.EncodeToString(hasher.Sum(nil))
|
|
|
|
if gotLength != wantLength {
|
|
return fmt.Errorf("invalid read length, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
if gotHash != wantHash {
|
|
return fmt.Errorf("invalid read hash, got %v, want %v", gotHash, wantHash)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
true,
|
|
false,
|
|
},
|
|
{
|
|
"Can read /test.txt sequentially if it exists and contains 30 MB amount of data",
|
|
"/test.txt",
|
|
false,
|
|
func(f afero.Fs) error {
|
|
file, err := f.Create("/test.txt")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
r := newDeterministicReader(1000)
|
|
|
|
if _, err := io.Copy(file, r); err != nil {
|
|
return err
|
|
}
|
|
|
|
return file.Close()
|
|
},
|
|
func(f afero.File) error {
|
|
firstChunk := make([]byte, 32800768/2)
|
|
secondChunk := make([]byte, 32800768/2)
|
|
|
|
if _, err := f.Read(firstChunk); err != nil {
|
|
return err
|
|
}
|
|
|
|
if _, err := f.Read(secondChunk); err != nil {
|
|
return err
|
|
}
|
|
|
|
wantHash := "HTUi7GuNreHASha4hhl1xwuYk03pyTJ0IJbFLv04UdccT9m_NA2oBFTrnMxJhEu3VMGxDYk_04Th9C0zOj5MyA=="
|
|
wantLength := int64(32800768)
|
|
|
|
hasher := sha512.New()
|
|
gotLength, err := io.Copy(hasher, bytes.NewBuffer(append(firstChunk, secondChunk...)))
|
|
if err != nil {
|
|
return err
|
|
}
|
|
gotHash := base64.URLEncoding.EncodeToString(hasher.Sum(nil))
|
|
|
|
if gotLength != wantLength {
|
|
return fmt.Errorf("invalid read length, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
if gotHash != wantHash {
|
|
return fmt.Errorf("invalid read hash, got %v, want %v", gotHash, wantHash)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
false,
|
|
false,
|
|
},
|
|
{
|
|
"Can not read /brokensymlink into non-empty buffer",
|
|
"/brokensymlink",
|
|
true,
|
|
func(f afero.Fs) error {
|
|
symFs, ok := f.(symFs)
|
|
if !ok {
|
|
return nil
|
|
}
|
|
|
|
if err := symFs.SymlinkIfPossible("/mydir", "/brokensymlink"); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f afero.File) error {
|
|
gotContent := make([]byte, 10)
|
|
|
|
if _, err := f.Read(gotContent); err != io.EOF {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
false,
|
|
false,
|
|
},
|
|
{
|
|
"Can read /existingsymlink into non-empty buffer without readlink",
|
|
"/existingsymlink",
|
|
false,
|
|
func(f afero.Fs) error {
|
|
symFs, ok := f.(symFs)
|
|
if !ok {
|
|
return nil
|
|
}
|
|
|
|
file, err := f.Create("/test.txt")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
r := newDeterministicReader(1000)
|
|
|
|
if _, err := io.Copy(file, r); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := file.Close(); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := symFs.SymlinkIfPossible("/test.txt", "/existingsymlink"); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
},
|
|
func(f afero.File) error {
|
|
wantHash := "HTUi7GuNreHASha4hhl1xwuYk03pyTJ0IJbFLv04UdccT9m_NA2oBFTrnMxJhEu3VMGxDYk_04Th9C0zOj5MyA=="
|
|
wantLength := int64(32800768)
|
|
|
|
hasher := sha512.New()
|
|
gotLength, err := io.Copy(hasher, f)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
gotHash := base64.URLEncoding.EncodeToString(hasher.Sum(nil))
|
|
|
|
if gotLength != wantLength {
|
|
return fmt.Errorf("invalid read length, got %v, want %v", gotLength, wantLength)
|
|
}
|
|
|
|
if gotHash != wantHash {
|
|
return fmt.Errorf("invalid read hash, got %v, want %v", gotHash, wantHash)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
true,
|
|
true,
|
|
false,
|
|
false,
|
|
},
|
|
}
|
|
|
|
func TestFile_Read(t *testing.T) {
|
|
for _, tt := range readTests {
|
|
tt := tt
|
|
|
|
runTestForAllFss(t, tt.name, true, tt.withCache, tt.withOsFs, func(t *testing.T, fs fsConfig) {
|
|
if tt.large && testing.Short() {
|
|
return
|
|
}
|
|
|
|
symFs, ok := fs.fs.(symFs)
|
|
if !ok {
|
|
return
|
|
}
|
|
|
|
if err := tt.prepare(symFs); err != nil {
|
|
t.Errorf("%v prepare() error = %v", symFs.Name(), err)
|
|
|
|
return
|
|
}
|
|
|
|
open := tt.open
|
|
if tt.followSymlinks {
|
|
var err error
|
|
open, err = symFs.ReadlinkIfPossible(tt.open)
|
|
if err != nil {
|
|
t.Errorf("%v readling() error = %v", symFs.Name(), err)
|
|
|
|
return
|
|
}
|
|
}
|
|
|
|
file, err := symFs.Open(open)
|
|
if (err != nil) == tt.wantErr {
|
|
return
|
|
}
|
|
|
|
if err != nil {
|
|
t.Errorf("%v open() error = %v", symFs.Name(), err)
|
|
|
|
return
|
|
}
|
|
|
|
if err := tt.check(file); (err != nil) != tt.wantErr {
|
|
t.Errorf("%v check() error = %v", fs.fs.Name(), err)
|
|
|
|
return
|
|
}
|
|
})
|
|
}
|
|
}
|