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restic/internal/archiver/archiver_unix_test.go

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2022-03-28 20:23:47 +00:00
//go:build !windows
// +build !windows
package archiver
import (
"os"
"syscall"
"testing"
"github.com/restic/restic/internal/feature"
"github.com/restic/restic/internal/fs"
"github.com/restic/restic/internal/restic"
rtest "github.com/restic/restic/internal/test"
)
type wrappedFileInfo struct {
os.FileInfo
sys interface{}
mode os.FileMode
}
func (fi wrappedFileInfo) Sys() interface{} {
return fi.sys
}
func (fi wrappedFileInfo) Mode() os.FileMode {
return fi.mode
}
// wrapFileInfo returns a new os.FileInfo with the mode, owner, and group fields changed.
func wrapFileInfo(fi os.FileInfo) os.FileInfo {
// get the underlying stat_t and modify the values
stat := fi.Sys().(*syscall.Stat_t)
stat.Mode = mockFileInfoMode
stat.Uid = mockFileInfoUID
stat.Gid = mockFileInfoGID
// wrap the os.FileInfo so we can return a modified stat_t
res := wrappedFileInfo{
FileInfo: fi,
sys: stat,
mode: mockFileInfoMode,
}
return res
}
func statAndSnapshot(t *testing.T, repo restic.Repository, name string) (*restic.Node, *restic.Node) {
fi := lstat(t, name)
want, err := restic.NodeFromFileInfo(name, fi, false)
rtest.OK(t, err)
_, node := snapshot(t, repo, fs.Local{}, nil, name)
return want, node
}
func TestHardlinkMetadata(t *testing.T) {
defer feature.TestSetFlag(t, feature.Flag, feature.DeviceIDForHardlinks, true)()
files := TestDir{
"testfile": TestFile{
Content: "foo bar test file",
},
"linktarget": TestFile{
Content: "test file",
},
"testlink": TestHardlink{
Target: "./linktarget",
},
"testdir": TestDir{},
}
tempdir, repo := prepareTempdirRepoSrc(t, files)
back := rtest.Chdir(t, tempdir)
defer back()
want, node := statAndSnapshot(t, repo, "testlink")
rtest.Assert(t, node.DeviceID == want.DeviceID, "device id mismatch expected %v got %v", want.DeviceID, node.DeviceID)
rtest.Assert(t, node.Links == want.Links, "link count mismatch expected %v got %v", want.Links, node.Links)
rtest.Assert(t, node.Inode == want.Inode, "inode mismatch expected %v got %v", want.Inode, node.Inode)
_, node = statAndSnapshot(t, repo, "testfile")
rtest.Assert(t, node.DeviceID == 0, "device id mismatch for testfile expected %v got %v", 0, node.DeviceID)
_, node = statAndSnapshot(t, repo, "testdir")
rtest.Assert(t, node.DeviceID == 0, "device id mismatch for testdir expected %v got %v", 0, node.DeviceID)
}