func (s *nomsShowTestSuite) TestNArg() {
str := test_util.CreateDatabaseSpecString("ldb", s.LdbDir)
dsName := "nArgTest"
dbSpec, err := spec.ParseDatabaseSpec(str)
s.NoError(err)
db, err := dbSpec.Database()
s.NoError(err)
ds := dataset.NewDataset(db, dsName)
ds, err = addCommit(ds, "1")
h1 := ds.Head().Hash()
s.NoError(err)
ds, err = addCommit(ds, "2")
s.NoError(err)
h2 := ds.Head().Hash()
ds, err = addCommit(ds, "3")
s.NoError(err)
h3 := ds.Head().Hash()
db.Close()
dsSpec := test_util.CreateValueSpecString("ldb", s.LdbDir, dsName)
s.NotContains(s.Run(main, []string{"-n=1", dsSpec}), h1.String())
res := s.Run(main, []string{"-n=0", dsSpec})
s.Contains(res, h3.String())
s.Contains(res, h2.String())
s.Contains(res, h1.String())
vSpec := test_util.CreateValueSpecString("ldb", s.LdbDir, h3.String())
s.NotContains(s.Run(main, []string{"-n=1", vSpec}), h1.String())
res = s.Run(main, []string{"-n=0", vSpec})
s.Contains(res, h3.String())
s.Contains(res, h2.String())
s.Contains(res, h1.String())
}
func (s *nomsShowTestSuite) TestTruncation() {
toNomsList := func(l []string) types.List {
nv := []types.Value{}
for _, v := range l {
nv = append(nv, types.String(v))
}
return types.NewList(nv...)
}
str := test_util.CreateDatabaseSpecString("ldb", s.LdbDir)
dbSpec, err := spec.ParseDatabaseSpec(str)
s.NoError(err)
db, err := dbSpec.Database()
s.NoError(err)
t := dataset.NewDataset(db, "truncate")
t, err = addCommit(t, "the first line")
s.NoError(err)
l := []string{"one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten", "eleven"}
_, err = addCommitWithValue(t, toNomsList(l))
s.NoError(err)
db.Close()
dsSpec := test_util.CreateValueSpecString("ldb", s.LdbDir, "truncate")
s.Equal(truncRes1, s.Run(main, []string{"-graph", "-show-value=true", dsSpec}))
s.Equal(diffTrunc1, s.Run(main, []string{"-graph", "-show-value=false", dsSpec}))
s.Equal(truncRes2, s.Run(main, []string{"-graph", "-show-value=true", "-max-lines=-1", dsSpec}))
s.Equal(diffTrunc2, s.Run(main, []string{"-graph", "-show-value=false", "-max-lines=-1", dsSpec}))
s.Equal(truncRes3, s.Run(main, []string{"-graph", "-show-value=true", "-max-lines=0", dsSpec}))
s.Equal(diffTrunc3, s.Run(main, []string{"-graph", "-show-value=false", "-max-lines=0", dsSpec}))
}
func (s *nomsShowTestSuite) TestNomsGraph2() {
str := test_util.CreateDatabaseSpecString("ldb", s.LdbDir)
dbSpec, err := spec.ParseDatabaseSpec(str)
s.NoError(err)
db, err := dbSpec.Database()
s.NoError(err)
ba := dataset.NewDataset(db, "ba")
ba, err = addCommit(ba, "1")
s.NoError(err)
bb := dataset.NewDataset(db, "bb")
bb, err = addCommit(bb, "10")
s.NoError(err)
bc := dataset.NewDataset(db, "bc")
bc, err = addCommit(bc, "100")
s.NoError(err)
ba, err = mergeDatasets(ba, bb, "11")
s.NoError(err)
_, err = mergeDatasets(ba, bc, "101")
s.NoError(err)
db.Close()
s.Equal(graphRes2, s.Run(main, []string{"-graph", "-show-value=true", test_util.CreateValueSpecString("ldb", s.LdbDir, "ba")}))
s.Equal(diffRes2, s.Run(main, []string{"-graph", "-show-value=false", test_util.CreateValueSpecString("ldb", s.LdbDir, "ba")}))
}
func (s *nomsShowTestSuite) TestNomsGraph1() {
str := test_util.CreateDatabaseSpecString("ldb", s.LdbDir)
dbSpec, err := spec.ParseDatabaseSpec(str)
s.NoError(err)
db, err := dbSpec.Database()
s.NoError(err)
b1 := dataset.NewDataset(db, "b1")
b1, err = addCommit(b1, "1")
s.NoError(err)
b1, err = addCommit(b1, "2")
s.NoError(err)
b1, err = addCommit(b1, "3")
s.NoError(err)
b2 := dataset.NewDataset(db, "b2")
b2, err = addBranchedDataset(b2, b1, "3.1")
s.NoError(err)
b1, err = addCommit(b1, "3.2")
s.NoError(err)
b1, err = addCommit(b1, "3.6")
s.NoError(err)
b3 := dataset.NewDataset(db, "b3")
b3, err = addBranchedDataset(b3, b2, "3.1.3")
s.NoError(err)
b3, err = addCommit(b3, "3.1.5")
s.NoError(err)
b3, err = addCommit(b3, "3.1.7")
s.NoError(err)
b2, err = mergeDatasets(b2, b3, "3.5")
s.NoError(err)
b2, err = addCommit(b2, "3.7")
s.NoError(err)
b1, err = mergeDatasets(b1, b2, "4")
s.NoError(err)
b1, err = addCommit(b1, "5")
s.NoError(err)
b1, err = addCommit(b1, "6")
s.NoError(err)
b1, err = addCommit(b1, "7")
s.NoError(err)
b1.Database().Close()
s.Equal(graphRes1, s.Run(main, []string{"-graph", "-show-value=true", test_util.CreateValueSpecString("ldb", s.LdbDir, "b1")}))
s.Equal(diffRes1, s.Run(main, []string{"-graph", "-show-value=false", test_util.CreateValueSpecString("ldb", s.LdbDir, "b1")}))
}
func main() {
flag.Usage = func() {
fmt.Fprintf(os.Stderr, "Serves a Noms database over HTTP\n\n")
fmt.Fprintf(os.Stderr, "Usage: noms serve <database>\n")
flag.PrintDefaults()
fmt.Fprintf(os.Stderr, "\nFor detailed information on spelling databases, see: at https://github.com/attic-labs/noms/blob/master/doc/spelling.md.\n\n")
}
spec.RegisterDatabaseFlags()
flag.Parse()
if len(flag.Args()) != 1 {
flag.Usage()
return
}
spec, err := spec.ParseDatabaseSpec(flag.Arg(0))
util.CheckError(err)
if spec.Protocol != "mem" && spec.Protocol != "ldb" {
err := errors.New("Illegal database spec for server, must be 'mem' or 'ldb'")
util.CheckError(err)
}
cs, err := spec.ChunkStore()
util.CheckError(err)
server := datas.NewRemoteDatabaseServer(cs, *port)
// Shutdown server gracefully so that profile may be written
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt)
signal.Notify(c, syscall.SIGTERM)
go func() {
<-c
server.Stop()
}()
d.Try(func() {
defer profile.MaybeStartProfile().Stop()
server.Run()
})
}
func (s *nomsShowTestSuite) TestNomsGraph3() {
str := test_util.CreateDatabaseSpecString("ldb", s.LdbDir)
dbSpec, err := spec.ParseDatabaseSpec(str)
s.NoError(err)
db, err := dbSpec.Database()
s.NoError(err)
w := dataset.NewDataset(db, "w")
w, err = addCommit(w, "1")
s.NoError(err)
w, err = addCommit(w, "2")
s.NoError(err)
x := dataset.NewDataset(db, "x")
x, err = addBranchedDataset(x, w, "20-x")
s.NoError(err)
y := dataset.NewDataset(db, "y")
y, err = addBranchedDataset(y, w, "200-y")
s.NoError(err)
z := dataset.NewDataset(db, "z")
z, err = addBranchedDataset(z, w, "2000-z")
s.NoError(err)
w, err = mergeDatasets(w, x, "22-wx")
s.NoError(err)
w, err = mergeDatasets(w, y, "222-wy")
s.NoError(err)
_, err = mergeDatasets(w, z, "2222-wz")
s.NoError(err)
db.Close()
s.Equal(graphRes3, s.Run(main, []string{"-graph", "-show-value=true", test_util.CreateValueSpecString("ldb", s.LdbDir, "w")}))
s.Equal(diffRes3, s.Run(main, []string{"-graph", "-show-value=false", test_util.CreateValueSpecString("ldb", s.LdbDir, "w")}))
}