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mirror of https://github.com/octoleo/restic.git synced 2024-12-23 11:28:54 +00:00
restic/internal/restic/node_unix_test.go
2022-03-28 22:23:47 +02:00

139 lines
3.2 KiB
Go

//go:build !windows
// +build !windows
package restic
import (
"os"
"runtime"
"syscall"
"testing"
"time"
)
func stat(t testing.TB, filename string) (fi os.FileInfo, ok bool) {
fi, err := os.Lstat(filename)
if err != nil && os.IsNotExist(err) {
return fi, false
}
if err != nil {
t.Fatal(err)
}
return fi, true
}
func checkFile(t testing.TB, stat *syscall.Stat_t, node *Node) {
if uint32(node.Mode.Perm()) != uint32(stat.Mode&0777) {
t.Errorf("Mode does not match, want %v, got %v", stat.Mode&0777, node.Mode)
}
if node.Inode != uint64(stat.Ino) {
t.Errorf("Inode does not match, want %v, got %v", stat.Ino, node.Inode)
}
if node.DeviceID != uint64(stat.Dev) {
t.Errorf("Dev does not match, want %v, got %v", stat.Dev, node.DeviceID)
}
if node.Size != uint64(stat.Size) {
t.Errorf("Size does not match, want %v, got %v", stat.Size, node.Size)
}
if node.Links != uint64(stat.Nlink) {
t.Errorf("Links does not match, want %v, got %v", stat.Nlink, node.Links)
}
if node.UID != stat.Uid {
t.Errorf("UID does not match, want %v, got %v", stat.Uid, node.UID)
}
if node.GID != stat.Gid {
t.Errorf("UID does not match, want %v, got %v", stat.Gid, node.GID)
}
// use the os dependent function to compare the timestamps
s, ok := toStatT(stat)
if !ok {
return
}
mtime := s.mtim()
if node.ModTime != time.Unix(mtime.Unix()) {
t.Errorf("ModTime does not match, want %v, got %v", time.Unix(mtime.Unix()), node.ModTime)
}
ctime := s.ctim()
if node.ChangeTime != time.Unix(ctime.Unix()) {
t.Errorf("ChangeTime does not match, want %v, got %v", time.Unix(ctime.Unix()), node.ChangeTime)
}
atime := s.atim()
if node.AccessTime != time.Unix(atime.Unix()) {
t.Errorf("AccessTime does not match, want %v, got %v", time.Unix(atime.Unix()), node.AccessTime)
}
}
func checkDevice(t testing.TB, stat *syscall.Stat_t, node *Node) {
if node.Device != uint64(stat.Rdev) {
t.Errorf("Rdev does not match, want %v, got %v", stat.Rdev, node.Device)
}
}
func TestNodeFromFileInfo(t *testing.T) {
type Test struct {
filename string
canSkip bool
}
var tests = []Test{
{"node_test.go", false},
{"/dev/sda", true},
}
// on darwin, users are not permitted to list the extended attributes of
// /dev/null, therefore skip it.
// on solaris, /dev/null is a symlink to a device node in /devices
// which does not support extended attributes, therefore skip it.
if runtime.GOOS != "darwin" && runtime.GOOS != "solaris" {
tests = append(tests, Test{"/dev/null", true})
}
for _, test := range tests {
t.Run("", func(t *testing.T) {
fi, found := stat(t, test.filename)
if !found && test.canSkip {
t.Skipf("%v not found in filesystem", test.filename)
return
}
if fi.Sys() == nil {
t.Skip("fi.Sys() is nil")
return
}
s, ok := fi.Sys().(*syscall.Stat_t)
if !ok {
t.Skipf("fi type is %T, not stat_t", fi.Sys())
return
}
node, err := NodeFromFileInfo(test.filename, fi)
if err != nil {
t.Fatal(err)
}
switch node.Type {
case "file":
checkFile(t, s, node)
case "dev", "chardev":
checkFile(t, s, node)
checkDevice(t, s, node)
default:
t.Fatalf("invalid node type %q", node.Type)
}
})
}
}