package dotgit import ( "fmt" "io" "io/ioutil" "log" "os" "strconv" "github.com/src-d/go-git-fixtures" . "gopkg.in/check.v1" "gopkg.in/src-d/go-billy.v3/osfs" "gopkg.in/src-d/go-git.v4/plumbing" "gopkg.in/src-d/go-git.v4/plumbing/format/packfile" ) func (s *SuiteDotGit) TestNewObjectPack(c *C) { f := fixtures.Basic().One() dir, err := ioutil.TempDir("", "example") if err != nil { log.Fatal(err) } defer os.RemoveAll(dir) fs := osfs.New(dir) dot := New(fs) w, err := dot.NewObjectPack() c.Assert(err, IsNil) _, err = io.Copy(w, f.Packfile()) c.Assert(err, IsNil) c.Assert(w.Close(), IsNil) pfPath := fmt.Sprintf("objects/pack/pack-%s.pack", f.PackfileHash) idxPath := fmt.Sprintf("objects/pack/pack-%s.idx", f.PackfileHash) stat, err := fs.Stat(pfPath) c.Assert(err, IsNil) c.Assert(stat.Size(), Equals, int64(84794)) stat, err = fs.Stat(idxPath) c.Assert(err, IsNil) c.Assert(stat.Size(), Equals, int64(1940)) pf, err := fs.Open(pfPath) c.Assert(err, IsNil) pfs := packfile.NewScanner(pf) _, objects, err := pfs.Header() c.Assert(err, IsNil) for i := uint32(0); i < objects; i++ { _, err := pfs.NextObjectHeader() if err != nil { c.Assert(err, IsNil) break } } c.Assert(pfs.Close(), IsNil) } func (s *SuiteDotGit) TestNewObjectPackUnused(c *C) { dir, err := ioutil.TempDir("", "example") if err != nil { log.Fatal(err) } defer os.RemoveAll(dir) fs := osfs.New(dir) dot := New(fs) w, err := dot.NewObjectPack() c.Assert(err, IsNil) c.Assert(w.Close(), IsNil) info, err := fs.ReadDir("objects/pack") c.Assert(err, IsNil) c.Assert(info, HasLen, 0) // check clean up of temporary files info, err = fs.ReadDir("") for _, fi := range info { c.Assert(fi.IsDir(), Equals, true) } } func (s *SuiteDotGit) TestSyncedReader(c *C) { tmpw, err := ioutil.TempFile("", "example") c.Assert(err, IsNil) tmpr, err := os.Open(tmpw.Name()) c.Assert(err, IsNil) defer func() { tmpw.Close() tmpr.Close() os.Remove(tmpw.Name()) }() synced := newSyncedReader(tmpw, tmpr) go func() { for i := 0; i < 281; i++ { _, err := synced.Write([]byte(strconv.Itoa(i) + "\n")) c.Assert(err, IsNil) } synced.Close() }() o, err := synced.Seek(1002, io.SeekStart) c.Assert(err, IsNil) c.Assert(o, Equals, int64(1002)) head := make([]byte, 3) n, err := io.ReadFull(synced, head) c.Assert(err, IsNil) c.Assert(n, Equals, 3) c.Assert(string(head), Equals, "278") o, err = synced.Seek(1010, io.SeekStart) c.Assert(err, IsNil) c.Assert(o, Equals, int64(1010)) n, err = io.ReadFull(synced, head) c.Assert(err, IsNil) c.Assert(n, Equals, 3) c.Assert(string(head), Equals, "280") } func (s *SuiteDotGit) TestPackWriterUnusedNotify(c *C) { dir, err := ioutil.TempDir("", "example") if err != nil { c.Assert(err, IsNil) } defer os.RemoveAll(dir) fs := osfs.New(dir) w, err := newPackWrite(fs) c.Assert(err, IsNil) w.Notify = func(h plumbing.Hash, idx *packfile.Index) { c.Fatal("unexpected call to PackWriter.Notify") } c.Assert(w.Close(), IsNil) }