mirror of https://github.com/vbatts/go-mtree.git
138 lines
2.8 KiB
Go
138 lines
2.8 KiB
Go
//go:build go1.7
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// +build go1.7
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package mtree
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import (
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"container/heap"
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"encoding/json"
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"os"
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"os/user"
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"path/filepath"
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"strconv"
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"testing"
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"time"
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"github.com/sirupsen/logrus"
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)
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func init() {
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logrus.SetLevel(logrus.DebugLevel)
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}
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//gocyclo:ignore
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func TestUpdate(t *testing.T) {
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content := []byte("I know half of you half as well as I ought to")
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dir, err := os.MkdirTemp("", "test-check-keywords")
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if err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(dir) // clean up
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tmpfn := filepath.Join(dir, "tmpfile")
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if err := os.WriteFile(tmpfn, content, 0666); err != nil {
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t.Fatal(err)
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}
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// Walk this tempdir
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dh, err := Walk(dir, nil, append(DefaultKeywords, "sha1"), nil)
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if err != nil {
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t.Fatal(err)
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}
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// Touch a file, so the mtime changes.
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now := time.Now()
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if err := os.Chtimes(tmpfn, now, now); err != nil {
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t.Fatal(err)
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}
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if err := os.Chmod(tmpfn, os.FileMode(0600)); err != nil {
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t.Fatal(err)
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}
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// Changing user is a little tough, but the group can be changed by a limited user to any group that the user is a member of. So just choose one that is not the current main group.
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u, err := user.Current()
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if err != nil {
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t.Fatal(err)
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}
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ugroups, err := u.GroupIds()
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if err != nil {
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t.Fatal(err)
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}
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for _, ugroup := range ugroups {
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if ugroup == u.Gid {
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continue
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}
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gid, err := strconv.Atoi(ugroup)
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if err != nil {
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t.Fatal(ugroup)
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}
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if err := os.Lchown(tmpfn, -1, gid); err != nil {
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t.Fatal(err)
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}
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}
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// Check for sanity. This ought to have failures
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res, err := Check(dir, dh, nil, nil)
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if err != nil {
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t.Fatal(err)
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}
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if len(res) == 0 {
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t.Error("expected failures (like mtimes), but got none")
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}
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//dh.WriteTo(os.Stdout)
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res, err = Update(dir, dh, DefaultUpdateKeywords, nil)
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if err != nil {
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t.Error(err)
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}
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if len(res) > 0 {
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// pretty this shit up
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buf, err := json.MarshalIndent(res, "", " ")
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if err != nil {
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t.Errorf("%#v", res)
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}
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t.Error(string(buf))
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}
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// Now check that we're sane again
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res, err = Check(dir, dh, nil, nil)
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if err != nil {
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t.Fatal(err)
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}
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// should have no failures now
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if len(res) > 0 {
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// pretty this shit up
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buf, err := json.MarshalIndent(res, "", " ")
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if err != nil {
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t.Errorf("%#v", res)
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} else {
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t.Error(string(buf))
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}
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}
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}
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func TestPathUpdateHeap(t *testing.T) {
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h := &pathUpdateHeap{
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pathUpdate{Path: "not/the/longest"},
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pathUpdate{Path: "almost/the/longest"},
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pathUpdate{Path: "."},
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pathUpdate{Path: "short"},
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}
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heap.Init(h)
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v := "this/is/one/is/def/the/longest"
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heap.Push(h, pathUpdate{Path: v})
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longest := len(v)
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var p string
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for h.Len() > 0 {
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p = heap.Pop(h).(pathUpdate).Path
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if len(p) > longest {
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t.Errorf("expected next path to be shorter, but it was not %q is longer than %d", p, longest)
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}
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}
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if p != "." {
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t.Errorf("expected \".\" to be the last, but got %q", p)
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}
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}
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