minimize usage of internal/fs in tests

internal/fs/file.go

@@ -3,15 +3,8 @@ package fs
 import (
 	"fmt"
 	"os"
-	"time"
 )
 
-// Mkdir creates a new directory with the specified name and permission bits.
-// If there is an error, it will be of type *PathError.
-func Mkdir(name string, perm os.FileMode) error {
-	return os.Mkdir(fixpath(name), perm)
-}
-
 // MkdirAll creates a directory named path, along with any necessary parents,
 // and returns nil, or else returns an error. The permission bits perm are used
 // for all directories that MkdirAll creates. If path is already a directory,
@@ -20,12 +13,6 @@ func MkdirAll(path string, perm os.FileMode) error {
 	return os.MkdirAll(fixpath(path), perm)
 }
 
-// Readlink returns the destination of the named symbolic link.
-// If there is an error, it will be of type *PathError.
-func Readlink(name string) (string, error) {
-	return os.Readlink(fixpath(name))
-}
-
 // Remove removes the named file or directory.
 // If there is an error, it will be of type *PathError.
 func Remove(name string) error {
@@ -40,20 +27,6 @@ func RemoveAll(path string) error {
 	return os.RemoveAll(fixpath(path))
 }
 
-// Rename renames (moves) oldpath to newpath.
-// If newpath already exists, Rename replaces it.
-// OS-specific restrictions may apply when oldpath and newpath are in different directories.
-// If there is an error, it will be of type *LinkError.
-func Rename(oldpath, newpath string) error {
-	return os.Rename(fixpath(oldpath), fixpath(newpath))
-}
-
-// Symlink creates newname as a symbolic link to oldname.
-// If there is an error, it will be of type *LinkError.
-func Symlink(oldname, newname string) error {
-	return os.Symlink(oldname, fixpath(newname))
-}
-
 // Link creates newname as a hard link to oldname.
 // If there is an error, it will be of type *LinkError.
 func Link(oldname, newname string) error {
@@ -68,11 +41,6 @@ func Lstat(name string) (os.FileInfo, error) {
 	return os.Lstat(fixpath(name))
 }
 
-// Open opens a file for reading.
-func Open(name string) (File, error) {
-	return os.Open(fixpath(name))
-}
-
 // OpenFile is the generalized open call; most users will use Open
 // or Create instead.  It opens the named file with specified flag
 // (O_RDONLY etc.) and perm, (0666 etc.) if applicable.  If successful,

internal/fs/node.go

@@ -80,7 +80,7 @@ func nodeFillExtra(node *restic.Node, path string, fi os.FileInfo, ignoreXattrLi
 	case restic.NodeTypeDir:
 	case restic.NodeTypeSymlink:
 		var err error
-		node.LinkTarget, err = Readlink(path)
+		node.LinkTarget, err = os.Readlink(fixpath(path))
 		node.Links = uint64(stat.nlink())
 		if err != nil {
 			return errors.WithStack(err)
@@ -212,7 +212,7 @@ func NodeCreateAt(node *restic.Node, path string) error {
 }
 
 func nodeCreateDirAt(node *restic.Node, path string) error {
-	err := Mkdir(path, node.Mode)
+	err := os.Mkdir(fixpath(path), node.Mode)
 	if err != nil && !os.IsExist(err) {
 		return errors.WithStack(err)
 	}
@@ -234,7 +234,7 @@ func nodeCreateFileAt(path string) error {
 }
 
 func nodeCreateSymlinkAt(node *restic.Node, path string) error {
-	if err := Symlink(node.LinkTarget, path); err != nil {
+	if err := os.Symlink(node.LinkTarget, fixpath(path)); err != nil {
 		return errors.WithStack(err)
 	}
 

internal/fs/node_linux.go

@@ -1,6 +1,7 @@
 package fs
 
 import (
+	"os"
 	"path/filepath"
 	"syscall"
 
@@ -10,7 +11,7 @@ import (
 )
 
 func nodeRestoreSymlinkTimestamps(path string, utimes [2]syscall.Timespec) error {
-	dir, err := Open(filepath.Dir(path))
+	dir, err := os.Open(fixpath(filepath.Dir(path)))
 	if err != nil {
 		return errors.WithStack(err)
 	}

internal/fs/node_windows.go

@@ -58,7 +58,7 @@ func lchown(_ string, _ int, _ int) (err error) {
 // restoreSymlinkTimestamps restores timestamps for symlinks
 func nodeRestoreSymlinkTimestamps(path string, utimes [2]syscall.Timespec) error {
 	// tweaked version of UtimesNano from go/src/syscall/syscall_windows.go
-	pathp, e := syscall.UTF16PtrFromString(path)
+	pathp, e := syscall.UTF16PtrFromString(fixpath(path))
 	if e != nil {
 		return e
 	}

internal/fs/setflags_linux_test.go

@@ -19,7 +19,7 @@ func TestNoatime(t *testing.T) {
 
 	defer func() {
 		_ = f.Close()
-		err = Remove(f.Name())
+		err = os.Remove(f.Name())
 		if err != nil {
 			t.Fatal(err)
 		}