func (p *plugin) hasLoop(field *descriptor.FieldDescriptorProto, visited []*generator.Descriptor, excludes []*generator.Descriptor) *generator.Descriptor {
if field.IsMessage() || p.IsGroup(field) {
fieldMessage := p.ObjectNamed(field.GetTypeName()).(*generator.Descriptor)
fieldTypeName := generator.CamelCaseSlice(fieldMessage.TypeName())
for _, message := range visited {
messageTypeName := generator.CamelCaseSlice(message.TypeName())
if fieldTypeName == messageTypeName {
for _, e := range excludes {
if fieldTypeName == generator.CamelCaseSlice(e.TypeName()) {
return nil
}
}
return fieldMessage
}
}
for _, f := range fieldMessage.Field {
visited = append(visited, fieldMessage)
loopTo := p.hasLoop(f, visited, excludes)
if loopTo != nil {
return loopTo
}
}
}
return nil
}
func (p *plugin) checkNameSpace(message *generator.Descriptor) map[string]bool {
ccTypeName := generator.CamelCaseSlice(message.TypeName())
names := make(map[string]bool)
for _, field := range message.Field {
fieldname := generator.CamelCase(*field.Name)
if gogoproto.IsEmbed(field) {
desc := p.ObjectNamed(field.GetTypeName())
moreNames := p.checkNameSpace(desc.(*generator.Descriptor))
for another := range moreNames {
if names[another] {
fmt.Fprintf(os.Stderr, "ERROR: duplicate embedded fieldname %v in type %v\n", fieldname, ccTypeName)
os.Exit(1)
}
names[another] = true
}
} else {
if names[fieldname] {
fmt.Fprintf(os.Stderr, "ERROR: duplicate embedded fieldname %v in type %v\n", fieldname, ccTypeName)
os.Exit(1)
}
names[fieldname] = true
}
}
return names
}
func (p *test) Generate(imports generator.PluginImports, file *generator.FileDescriptor) bool {
used := false
randPkg := imports.NewImport("math/rand")
timePkg := imports.NewImport("time")
testingPkg := imports.NewImport("testing")
for _, message := range file.Messages() {
if !gogoproto.IsUnion(file.FileDescriptorProto, message.DescriptorProto) ||
!gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) {
continue
}
used = true
ccTypeName := generator.CamelCaseSlice(message.TypeName())
p.P(`func Test`, ccTypeName, `OnlyOne(t *`, testingPkg.Use(), `.T) {`)
p.In()
p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(`, timePkg.Use(), `.Now().UnixNano()))`)
p.P(`p := NewPopulated`, ccTypeName, `(popr, true)`)
p.P(`v := p.GetValue()`)
p.P(`msg := &`, ccTypeName, `{}`)
p.P(`if !msg.SetValue(v) {`)
p.In()
p.P(`t.Fatalf("OnlyOne: Could not set Value")`)
p.Out()
p.P(`}`)
p.P(`if !p.Equal(msg) {`)
p.In()
p.P(`t.Fatalf("%#v !OnlyOne Equal %#v", msg, p)`)
p.Out()
p.P(`}`)
p.Out()
p.P(`}`)
}
return used
}
func (p *test) Generate(imports generator.PluginImports, file *generator.FileDescriptor) bool {
used := false
randPkg := imports.NewImport("math/rand")
timePkg := imports.NewImport("time")
testingPkg := imports.NewImport("testing")
fmtPkg := imports.NewImport("fmt")
for _, message := range file.Messages() {
ccTypeName := generator.CamelCaseSlice(message.TypeName())
if !gogoproto.IsStringer(file.FileDescriptorProto, message.DescriptorProto) {
continue
}
if gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) {
used = true
p.P(`func Test`, ccTypeName, `Stringer(t *`, testingPkg.Use(), `.T) {`)
p.In()
p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(`, timePkg.Use(), `.Now().UnixNano()))`)
p.P(`p := NewPopulated`, ccTypeName, `(popr, false)`)
p.P(`s1 := p.String()`)
p.P(`s2 := `, fmtPkg.Use(), `.Sprintf("%v", p)`)
p.P(`if s1 != s2 {`)
p.In()
p.P(`t.Fatalf("String want %v got %v", s1, s2)`)
p.Out()
p.P(`}`)
p.Out()
p.P(`}`)
}
}
return used
}
func (p *enumstringer) Generate(file *generator.FileDescriptor) {
p.PluginImports = generator.NewPluginImports(p.Generator)
p.atleastOne = false
p.localName = generator.FileName(file)
strconvPkg := p.NewImport("strconv")
for _, enum := range file.Enums() {
if !gogoproto.IsEnumStringer(file.FileDescriptorProto, enum.EnumDescriptorProto) {
continue
}
if gogoproto.IsGoEnumStringer(file.FileDescriptorProto, enum.EnumDescriptorProto) {
panic("old enum string method needs to be disabled, please use gogoproto.old_enum_stringer or gogoproto.old_enum_string_all and set it to false")
}
p.atleastOne = true
ccTypeName := generator.CamelCaseSlice(enum.TypeName())
p.P("func (x ", ccTypeName, ") String() string {")
p.In()
p.P(`s, ok := `, ccTypeName, `_name[int32(x)]`)
p.P(`if ok {`)
p.In()
p.P(`return s`)
p.Out()
p.P(`}`)
p.P(`return `, strconvPkg.Use(), `.Itoa(int(x))`)
p.Out()
p.P(`}`)
}
if !p.atleastOne {
return
}
}
func (p *plugin) checkRepeated(message *generator.Descriptor) {
ccTypeName := generator.CamelCaseSlice(message.TypeName())
for _, field := range message.Field {
if !gogoproto.IsEmbed(field) {
continue
}
if !field.IsRepeated() {
continue
}
fieldname := generator.CamelCase(*field.Name)
fmt.Fprintf(os.Stderr, "ERROR: found repeated embedded field %s in message %s\n", fieldname, ccTypeName)
os.Exit(1)
}
}
func (p *test) Generate(imports generator.PluginImports, file *generator.FileDescriptor) bool {
used := false
randPkg := imports.NewImport("math/rand")
timePkg := imports.NewImport("time")
testingPkg := imports.NewImport("testing")
protoPkg := imports.NewImport("github.com/dropbox/goprotoc/proto")
for _, message := range file.Messages() {
ccTypeName := generator.CamelCaseSlice(message.TypeName())
if !gogoproto.HasVerboseEqual(file.FileDescriptorProto, message.DescriptorProto) {
continue
}
if gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) {
used = true
p.P(`func Test`, ccTypeName, `VerboseEqual(t *`, testingPkg.Use(), `.T) {`)
p.In()
p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(`, timePkg.Use(), `.Now().UnixNano()))`)
p.P(`p := NewPopulated`, ccTypeName, `(popr, false)`)
p.P(`data, err := `, protoPkg.Use(), `.Marshal(p)`)
p.P(`if err != nil {`)
p.In()
p.P(`panic(err)`)
p.Out()
p.P(`}`)
p.P(`msg := &`, ccTypeName, `{}`)
p.P(`if err := `, protoPkg.Use(), `.Unmarshal(data, msg); err != nil {`)
p.In()
p.P(`panic(err)`)
p.Out()
p.P(`}`)
p.P(`if err := p.VerboseEqual(msg); err != nil {`)
p.In()
p.P(`t.Fatalf("%#v !VerboseEqual %#v, since %v", msg, p, err)`)
p.Out()
p.P(`}`)
p.Out()
p.P(`}`)
}
}
return used
}
func (p *plugin) checkOverwrite(message *generator.Descriptor, enablers map[string]gogoproto.EnableFunc) {
ccTypeName := generator.CamelCaseSlice(message.TypeName())
names := []string{}
for name := range enablers {
names = append(names, name)
}
for _, field := range message.Field {
if gogoproto.IsEmbed(field) {
fieldname := generator.CamelCase(*field.Name)
desc := p.ObjectNamed(field.GetTypeName())
msg := desc.(*generator.Descriptor)
for errStr, enabled := range enablers {
if enabled(msg.File(), msg.DescriptorProto) {
fmt.Fprintf(os.Stderr, "WARNING: found non-%v %v with embedded %v %v\n", names, ccTypeName, errStr, fieldname)
}
}
p.checkOverwrite(msg, enablers)
}
}
}
func (p *plugin) Generate(file *generator.FileDescriptor) {
p.PluginImports = generator.NewPluginImports(p.Generator)
protoPkg := p.NewImport("github.com/dropbox/goprotoc/proto")
for _, message := range file.Messages() {
if !gogoproto.IsFace(file.FileDescriptorProto, message.DescriptorProto) {
continue
}
if message.DescriptorProto.HasExtension() {
panic("face does not support message with extensions")
}
ccTypeName := generator.CamelCaseSlice(message.TypeName())
p.P(`type `, ccTypeName, `Face interface{`)
p.In()
p.P(`Proto() `, protoPkg.Use(), `.Message`)
for _, field := range message.Field {
fieldname := p.GetFieldName(message, field)
goTyp, _ := p.GoType(message, field)
p.P(`Get`, fieldname, `() `, goTyp)
}
p.Out()
p.P(`}`)
}
}
func (p *plugin) Generate(file *generator.FileDescriptor) {
p.used = false
localName := generator.FileName(file)
for _, message := range file.Messages() {
if !gogoproto.HasDescription(file.FileDescriptorProto, message.DescriptorProto) {
continue
}
p.used = true
ccTypeName := generator.CamelCaseSlice(message.TypeName())
p.P(`func (this *`, ccTypeName, `) Description() (desc *google_protobuf.FileDescriptorSet) {`)
p.In()
p.P(`return `, localName, `Description()`)
p.Out()
p.P(`}`)
}
if p.used {
p.P(`func `, localName, `Description() (desc *google_protobuf.FileDescriptorSet) {`)
p.In()
//Don't generate SourceCodeInfo, since it will create too much code.
ss := make([]*descriptor.SourceCodeInfo, 0)
for _, f := range p.Generator.AllFiles().GetFile() {
ss = append(ss, f.SourceCodeInfo)
f.SourceCodeInfo = nil
}
s := fmt.Sprintf("%#v", p.Generator.AllFiles())
for i, f := range p.Generator.AllFiles().GetFile() {
f.SourceCodeInfo = ss[i]
}
p.P(`return `, s)
p.Out()
p.P(`}`)
}
}
func (p *union) Generate(file *generator.FileDescriptor) {
p.PluginImports = generator.NewPluginImports(p.Generator)
for _, message := range file.Messages() {
if !gogoproto.IsUnion(file.FileDescriptorProto, message.DescriptorProto) {
continue
}
if message.DescriptorProto.HasExtension() {
panic("onlyone does not currently support extensions")
}
ccTypeName := generator.CamelCaseSlice(message.TypeName())
p.P(`func (this *`, ccTypeName, `) GetValue() interface{} {`)
p.In()
for _, field := range message.Field {
fieldname := p.GetFieldName(message, field)
if fieldname == "Value" {
panic("cannot have a onlyone message " + ccTypeName + " with a field named Value")
}
p.P(`if this.`, generator.SetterName(fieldname), ` == true {`)
p.In()
p.P(`return this.`, fieldname)
p.Out()
p.P(`}`)
}
p.P(`return nil`)
p.Out()
p.P(`}`)
p.P(``)
p.P(`func (this *`, ccTypeName, `) SetValue(value interface{}) bool {`)
p.In()
p.P(`switch vt := value.(type) {`)
p.In()
for _, field := range message.Field {
fieldname := p.GetFieldName(message, field)
goTyp, _ := p.GoType(message, field)
p.P(`case `, goTyp, `:`)
p.In()
p.P(`this.`, generator.SetterName(fieldname), ` = true`)
p.P(`this.`, fieldname, ` = vt`)
p.Out()
}
p.P(`default:`)
p.In()
for _, field := range message.Field {
fieldname := p.GetFieldName(message, field)
if field.IsMessage() {
goTyp, _ := p.GoType(message, field)
obj := p.ObjectNamed(field.GetTypeName()).(*generator.Descriptor)
if gogoproto.IsUnion(obj.File(), obj.DescriptorProto) {
p.P(`this.`, fieldname, ` = new(`, generator.GoTypeToName(goTyp), `)`)
p.P(`if set := this.`, fieldname, `.SetValue(value); set {`)
p.In()
p.P(`return true`)
p.Out()
p.P(`}`)
p.P(`this.`, fieldname, ` = nil`)
}
}
}
p.P(`return false`)
p.Out()
p.P(`}`)
p.P(`return true`)
p.Out()
p.P(`}`)
}
}
func (p *stringer) Generate(file *generator.FileDescriptor) {
p.PluginImports = generator.NewPluginImports(p.Generator)
p.atleastOne = false
p.localName = generator.FileName(file)
stringsPkg := p.NewImport("strings")
for _, message := range file.Messages() {
if !gogoproto.IsStringer(file.FileDescriptorProto, message.DescriptorProto) {
continue
}
p.atleastOne = true
ccTypeName := generator.CamelCaseSlice(message.TypeName())
p.P(`func (this *`, ccTypeName, `) String() string {`)
p.In()
p.P(`if this == nil {`)
p.In()
p.P(`return "nil"`)
p.Out()
p.P(`}`)
p.P("s := ", stringsPkg.Use(), ".Join([]string{`&", ccTypeName, "{`,")
for _, field := range message.Field {
fieldname := p.GetFieldName(message, field)
if field.IsMessage() || p.IsGroup(field) {
desc := p.ObjectNamed(field.GetTypeName())
msgname := p.TypeName(desc)
msgnames := strings.Split(msgname, ".")
typeName := msgnames[len(msgnames)-1]
if field.IsRepeated() {
p.P("`", fieldname, ":`", ` + `, stringsPkg.Use(), `.Replace(`, p.Pkg["fmt"],
`.Sprintf("%v", this.`, fieldname, `[:this.`, generator.SizerName(fieldname),
`]), "`, typeName, `","`, msgname, `"`, ", 1) + `,", "`,")
} else {
fieldValue := "this.Get" + generator.CamelCase(fieldname) + "()"
if gogoproto.IsCustomType(field) || gogoproto.IsEmbed(field) {
fieldValue = "this." + fieldname
}
p.P("`", fieldname, ":`", ` + `, stringsPkg.Use(), `.Replace(`, p.Pkg["fmt"],
`.Sprintf("%v", `, fieldValue, `), "`, typeName, `","`, msgname, `"`,
", 1) + `,", "`,")
}
} else if field.IsRepeated() {
p.P("`", fieldname, ":`", ` + `, p.Pkg["fmt"], `.Sprintf("%v", this.`, fieldname,
"[:this.", generator.SizerName(fieldname), "]) + `,", "`,")
} else {
fieldValue := "this.Get" + generator.CamelCase(fieldname) + "()"
if gogoproto.IsCustomType(field) || gogoproto.IsEmbed(field) {
fieldValue = "this." + fieldname
}
p.P("`", fieldname, ":`", ` + `, p.Pkg["fmt"], `.Sprintf("%v", `, fieldValue, ") + `,", "`,")
}
}
if message.DescriptorProto.HasExtension() {
if gogoproto.HasExtensionsMap(file.FileDescriptorProto, message.DescriptorProto) {
p.P("`XXX_extensions:` + proto.StringFromExtensionsMap(this.XXX_extensions) + `,`,")
} else {
p.P("`XXX_extensions:` + proto.StringFromExtensionsBytes(this.XXX_extensions) + `,`,")
}
}
p.P("`XXX_unrecognized:` + ", p.Pkg["fmt"], `.Sprintf("%v", this.XXX_unrecognized) + `, "`,`,")
p.P("`}`,")
p.P(`}`, `,""`, ")")
p.P(`return s`)
p.Out()
p.P(`}`)
}
if !p.atleastOne {
return
}
}
func (p *testAPI) Generate(imports generator.PluginImports, file *generator.FileDescriptor) bool {
used := false
testingPkg := imports.NewImport("testing")
randPkg := imports.NewImport("math/rand")
timePkg := imports.NewImport("time")
for _, message := range file.Messages() {
ccTypeName := generator.CamelCaseSlice(message.TypeName())
if !gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) {
continue
}
used = true
p.P(`func Test`, ccTypeName, `API(t *`, testingPkg.Use(), `.T) {`)
p.In()
p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(`, timePkg.Use(),
`.Now().UnixNano()))`)
p.P(`p := NewPopulated`, ccTypeName, `(popr, false)`)
p.P(`msg := &`, ccTypeName, `{}`)
p.P(`if !apiEmpty`, ccTypeName, `(msg, t) {`)
p.In()
p.P(`t.Fatalf("`, ccTypeName, ` should be empty")`)
p.Out()
p.P(`}`)
p.P(`apiCopy`, ccTypeName, `(msg, p, t)`)
if gogoproto.HasVerboseEqual(file.FileDescriptorProto, message.DescriptorProto) {
p.P(`if err := p.VerboseEqual(msg); err != nil {`)
p.In()
p.P(`t.Fatalf("%#v !VerboseEqual %#v, since %v", msg, p, err)`)
p.Out()
p.P(`}`)
}
p.P(`if apiEmpty`, ccTypeName, `(p, t) != apiEmpty`, ccTypeName, `(msg, t) {`)
p.In()
p.P(`t.Fatalf("`, ccTypeName, ` should not be empty")`)
p.Out()
p.P(`}`)
p.P(`if !p.Equal(msg) {`)
p.In()
p.P(`t.Fatalf("%#v !Proto %#v", msg, p)`)
p.Out()
p.P(`}`)
p.P(`msg.Clear()`)
p.P(`if !apiEmpty`, ccTypeName, `(msg, t) {`)
p.In()
p.P(`t.Fatalf("`, ccTypeName, ` should be empty")`)
p.Out()
p.P(`}`)
p.Out()
p.P(`}`)
p.P()
p.P(`func apiCopy`, ccTypeName, `(dst *`, ccTypeName, `, src *`, ccTypeName, `, t *`,
testingPkg.Use(), `.T) {`)
p.In()
p.P(`if dst == nil || src == nil {`)
p.In()
p.P(`t.Fatalf("Cannot copy to(%v) or from(%v) nil message", dst, src)`)
p.Out()
p.P(`}`)
for _, field := range message.Field {
if gogoproto.IsEmbed(field) {
p.P(`t.Skip("Cannot copy embed field")`)
break
}
if gogoproto.IsCustomType(field) {
p.P(`t.Skip("Cannot copy costum field")`)
break
}
fieldName := generator.CamelCase(p.GetFieldName(message, field))
fieldType, _ := p.GoType(message, field)
fieldTypeName := generator.GoTypeToName(fieldType)
if generator.IsRepeated(field) {
p.P(`for i := 0; i < src.`, fieldName, `Size(); i++ {`)
p.In()
if generator.IsMessageType(field) {
p.P(`src`, fieldName, `, _ := src.Get`, fieldName, `(i)`)
p.P(`dst`, fieldName, `, _ := dst.Add`, fieldName, `()`)
p.P(`apiCopy`, fieldTypeName, `(dst`, fieldName, `, src`, fieldName, `, t)`)
} else {
p.P(`value, _ := src.Get`, fieldName, `(i)`)
p.P(`dst.Add`, fieldName, `(value)`)
}
p.Out()
p.P(`}`)
} else {
p.P(`if src.Has`, fieldName, `() {`)
p.In()
if generator.IsMessageType(field) {
p.P(`src`, fieldName, ` := src.Get`, fieldName, `()`)
p.P(`dst`, fieldName, `, _ := dst.Mutate`, fieldName, `()`)
p.P(`apiCopy`, fieldTypeName, `(dst`, fieldName, `, src`, fieldName, `, t)`)
} else {
p.P(`dst.Set`, fieldName, `(src.Get`, fieldName, `())`)
}
p.Out()
p.P(`}`)
}
}
p.P(`src.XXX_unrecognized = dst.XXX_unrecognized`)
if len(message.ExtensionRange) > 0 {
p.P(`src.XXX_extensions = dst.XXX_extensions`)
}
p.Out()
p.P(`}`)
p.P()
p.P(`func apiEmpty`, ccTypeName, `(msg *`, ccTypeName, `, t *`, testingPkg.Use(), `.T) bool {`)
p.In()
p.P(`if msg == nil {`)
p.In()
p.P(`return true`)
p.Out()
p.P(`}`)
for _, field := range message.Field {
if gogoproto.IsEmbed(field) {
p.P(`t.Skip("Cannot check embed field")`)
break
}
if gogoproto.IsCustomType(field) {
p.P(`t.Skip("Cannot check costum field")`)
break
}
fieldName := generator.CamelCase(p.GetFieldName(message, field))
if generator.IsRepeated(field) {
p.P(`if msg.`, fieldName, `Size() != 0 {`)
} else {
p.P(`if msg.Has`, fieldName, `() {`)
}
p.In()
p.P(`return false`)
p.Out()
p.P(`}`)
}
p.P(`return true`)
p.Out()
p.P(`}`)
p.P()
}
return used
}
func (p *testProto) Generate(imports generator.PluginImports, file *generator.FileDescriptor) bool {
used := false
testingPkg := imports.NewImport("testing")
randPkg := imports.NewImport("math/rand")
timePkg := imports.NewImport("time")
protoPkg := imports.NewImport("github.com/dropbox/goprotoc/proto")
for _, message := range file.Messages() {
ccTypeName := generator.CamelCaseSlice(message.TypeName())
if gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) {
used = true
p.P(`func Test`, ccTypeName, `Proto(t *`, testingPkg.Use(), `.T) {`)
p.In()
p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(`, timePkg.Use(), `.Now().UnixNano()))`)
p.P(`p := NewPopulated`, ccTypeName, `(popr, false)`)
p.P(`data, err := `, protoPkg.Use(), `.Marshal(p)`)
p.P(`if err != nil {`)
p.In()
p.P(`panic(err)`)
p.Out()
p.P(`}`)
p.P(`msg := &`, ccTypeName, `{}`)
p.P(`if err := `, protoPkg.Use(), `.Unmarshal(data, msg); err != nil {`)
p.In()
p.P(`panic(err)`)
p.Out()
p.P(`}`)
p.P(`for i := range data {`)
p.In()
p.P(`data[i] = byte(popr.Intn(256))`)
p.Out()
p.P(`}`)
if gogoproto.HasVerboseEqual(file.FileDescriptorProto, message.DescriptorProto) {
p.P(`if err := p.VerboseEqual(msg); err != nil {`)
p.In()
p.P(`t.Fatalf("%#v !VerboseProto %#v, since %v", msg, p, err)`)
p.Out()
p.P(`}`)
}
p.P(`if !p.Equal(msg) {`)
p.In()
p.P(`t.Fatalf("%#v !Proto %#v", msg, p)`)
p.Out()
p.P(`}`)
p.Out()
p.P(`}`)
p.P()
}
if gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) {
if gogoproto.IsMarshaler(file.FileDescriptorProto, message.DescriptorProto) {
p.P(`func Test`, ccTypeName, `MarshalTo(t *`, testingPkg.Use(), `.T) {`)
p.In()
p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(`, timePkg.Use(), `.Now().UnixNano()))`)
p.P(`p := NewPopulated`, ccTypeName, `(popr, false)`)
p.P(`size := p.Size()`)
p.P(`data := make([]byte, size)`)
p.P(`for i := range data {`)
p.In()
p.P(`data[i] = byte(popr.Intn(256))`)
p.Out()
p.P(`}`)
p.P(`_, err := p.MarshalTo(data)`)
p.P(`if err != nil {`)
p.In()
p.P(`panic(err)`)
p.Out()
p.P(`}`)
p.P(`msg := &`, ccTypeName, `{}`)
p.P(`if err := `, protoPkg.Use(), `.Unmarshal(data, msg); err != nil {`)
p.In()
p.P(`panic(err)`)
p.Out()
p.P(`}`)
p.P(`for i := range data {`)
p.In()
p.P(`data[i] = byte(popr.Intn(256))`)
p.Out()
p.P(`}`)
if gogoproto.HasVerboseEqual(file.FileDescriptorProto, message.DescriptorProto) {
p.P(`if err := p.VerboseEqual(msg); err != nil {`)
p.In()
p.P(`t.Fatalf("%#v !VerboseProto %#v, since %v", msg, p, err)`)
p.Out()
p.P(`}`)
}
p.P(`if !p.Equal(msg) {`)
p.In()
p.P(`t.Fatalf("%#v !Proto %#v", msg, p)`)
p.Out()
p.P(`}`)
p.Out()
p.P(`}`)
p.P()
}
}
if gogoproto.HasBenchGen(file.FileDescriptorProto, message.DescriptorProto) {
used = true
p.P(`func Benchmark`, ccTypeName, `ProtoMarshal(b *`, testingPkg.Use(), `.B) {`)
p.In()
p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(616))`)
p.P(`total := 0`)
p.P(`pops := make([]*`, ccTypeName, `, 10000)`)
p.P(`for i := 0; i < 10000; i++ {`)
p.In()
p.P(`pops[i] = NewPopulated`, ccTypeName, `(popr, false)`)
p.Out()
p.P(`}`)
p.P(`b.ResetTimer()`)
p.P(`for i := 0; i < b.N; i++ {`)
p.In()
p.P(`data, err := `, protoPkg.Use(), `.Marshal(pops[i%10000])`)
p.P(`if err != nil {`)
p.In()
p.P(`panic(err)`)
p.Out()
p.P(`}`)
p.P(`total += len(data)`)
p.Out()
p.P(`}`)
p.P(`b.SetBytes(int64(total / b.N))`)
p.Out()
p.P(`}`)
p.P()
p.P(`func Benchmark`, ccTypeName, `ProtoUnmarshal(b *`, testingPkg.Use(), `.B) {`)
p.In()
p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(616))`)
p.P(`total := 0`)
p.P(`datas := make([][]byte, 10000)`)
p.P(`for i := 0; i < 10000; i++ {`)
p.In()
p.P(`data, err := `, protoPkg.Use(), `.Marshal(NewPopulated`, ccTypeName, `(popr, false))`)
p.P(`if err != nil {`)
p.In()
p.P(`panic(err)`)
p.Out()
p.P(`}`)
p.P(`datas[i] = data`)
p.Out()
p.P(`}`)
p.P(`msg := &`, ccTypeName, `{}`)
p.P(`b.ResetTimer()`)
p.P(`for i := 0; i < b.N; i++ {`)
p.In()
p.P(`total += len(datas[i%10000])`)
p.P(`if err := `, protoPkg.Use(), `.Unmarshal(datas[i%10000], msg); err != nil {`)
p.In()
p.P(`panic(err)`)
p.Out()
p.P(`}`)
p.Out()
p.P(`}`)
p.P(`b.SetBytes(int64(total / b.N))`)
p.Out()
p.P(`}`)
p.P()
}
}
return used
}
func (p *plugin) Generate(file *generator.FileDescriptor) {
p.atleastOne = false
p.PluginImports = generator.NewPluginImports(p.Generator)
p.varGen = NewVarGen()
p.localName = generator.FileName(file)
protoPkg := p.NewImport("github.com/dropbox/goprotoc/proto")
for _, message := range file.Messages() {
if !gogoproto.HasPopulate(file.FileDescriptorProto, message.DescriptorProto) {
continue
}
p.atleastOne = true
ccTypeName := generator.CamelCaseSlice(message.TypeName())
p.P(`func NewPopulated`, ccTypeName, `(r randy`, p.localName, `, easy bool) *`, ccTypeName, ` {`)
p.In()
p.P(`this := &`, ccTypeName, `{}`)
if gogoproto.IsUnion(message.File(), message.DescriptorProto) && len(message.Field) > 0 {
loopLevels := make([]int, len(message.Field))
maxLoopLevel := 0
for i, field := range message.Field {
loopLevels[i] = p.loops(field, message)
if loopLevels[i] > maxLoopLevel {
maxLoopLevel = loopLevels[i]
}
}
ran := 0
for i := range loopLevels {
ran += int(math.Pow10(maxLoopLevel - loopLevels[i]))
}
p.P(`fieldNum := r.Intn(`, fmt.Sprintf("%d", ran), `)`)
p.P(`switch fieldNum {`)
k := 0
for i, field := range message.Field {
is := []string{}
ran := int(math.Pow10(maxLoopLevel - loopLevels[i]))
for j := 0; j < ran; j++ {
is = append(is, fmt.Sprintf("%d", j+k))
}
k += ran
p.P(`case `, strings.Join(is, ","), `:`)
p.In()
p.GenerateField(message, field)
p.Out()
}
p.P(`}`)
} else {
var maxFieldNumber int32
for _, field := range message.Field {
if field.IsRequired() || !field.IsRepeated() {
p.GenerateField(message, field)
} else {
p.P(`if r.Intn(10) != 0 {`)
p.In()
p.GenerateField(message, field)
p.Out()
p.P(`}`)
}
if field.GetNumber() > maxFieldNumber {
maxFieldNumber = field.GetNumber()
}
}
if message.DescriptorProto.HasExtension() {
p.P(`if !easy && r.Intn(10) != 0 {`)
p.In()
p.P(`l := r.Intn(5)`)
p.P(`for i := 0; i < l; i++ {`)
p.In()
if len(message.DescriptorProto.GetExtensionRange()) > 1 {
p.P(`eIndex := r.Intn(`, strconv.Itoa(len(message.DescriptorProto.GetExtensionRange())), `)`)
p.P(`fieldNumber := 0`)
p.P(`switch eIndex {`)
for i, e := range message.DescriptorProto.GetExtensionRange() {
p.P(`case `, strconv.Itoa(i), `:`)
p.In()
p.P(`fieldNumber = r.Intn(`, strconv.Itoa(int(e.GetEnd()-e.GetStart())), `) + `, strconv.Itoa(int(e.GetStart())))
p.Out()
if e.GetEnd() > maxFieldNumber {
maxFieldNumber = e.GetEnd()
}
}
p.P(`}`)
} else {
e := message.DescriptorProto.GetExtensionRange()[0]
p.P(`fieldNumber := r.Intn(`, strconv.Itoa(int(e.GetEnd()-e.GetStart())), `) + `, strconv.Itoa(int(e.GetStart())))
if e.GetEnd() > maxFieldNumber {
maxFieldNumber = e.GetEnd()
}
}
p.P(`wire := r.Intn(4)`)
p.P(`if wire == 3 { wire = 5 }`)
p.P(`data := randField`, p.localName, `(nil, r, fieldNumber, wire)`)
p.P(protoPkg.Use(), `.SetRawExtension(this, int32(fieldNumber), data)`)
p.Out()
p.P(`}`)
p.Out()
p.P(`}`)
}
if maxFieldNumber < (1 << 10) {
p.P(`if !easy && r.Intn(10) != 0 {`)
p.In()
p.P(`this.XXX_unrecognized = randUnrecognized`, p.localName, `(r, `, strconv.Itoa(int(maxFieldNumber+1)), `)`)
p.Out()
p.P(`}`)
}
}
p.P(`return this`)
p.Out()
p.P(`}`)
p.P(``)
}
if !p.atleastOne {
return
}
p.P(`type randy`, p.localName, ` interface {`)
p.In()
p.P(`Float32() float32`)
p.P(`Float64() float64`)
p.P(`Int63() int64`)
p.P(`Int31() int32`)
p.P(`Uint32() uint32`)
p.P(`Intn(n int) int`)
p.Out()
p.P(`}`)
surrogateRange := surrogateMax - surrogateMin
maxRand := maxRune - surrogateRange
p.P(`func randUTF8Rune`, p.localName, `(r randy`, p.localName, `) rune {`)
p.In()
p.P(`res := rune(r.Uint32() % `, fmt.Sprintf("%d", maxRand), `)`)
p.P(`if `, fmt.Sprintf("%d", surrogateMin), ` <= res {`)
p.In()
p.P(`res += `, fmt.Sprintf("%d", surrogateRange))
p.Out()
p.P(`}`)
p.P(`return res`)
p.Out()
p.P(`}`)
p.P(`func randString`, p.localName, `(r randy`, p.localName, `) string {`)
p.In()
p.P(p.varGen.Next(), ` := r.Intn(100)`)
p.P(`tmps := make([]rune, `, p.varGen.Current(), `)`)
p.P(`for i := 0; i < `, p.varGen.Current(), `; i++ {`)
p.In()
p.P(`tmps[i] = randUTF8Rune`, p.localName, `(r)`)
p.Out()
p.P(`}`)
p.P(`return string(tmps)`)
p.Out()
p.P(`}`)
p.P(`func randUnrecognized`, p.localName, `(r randy`, p.localName, `, maxFieldNumber int) (data []byte) {`)
p.In()
p.P(`l := r.Intn(5)`)
p.P(`for i := 0; i < l; i++ {`)
p.In()
p.P(`wire := r.Intn(4)`)
p.P(`if wire == 3 { wire = 5 }`)
p.P(`fieldNumber := maxFieldNumber + r.Intn(100)`)
p.P(`data = randField`, p.localName, `(data, r, fieldNumber, wire)`)
p.Out()
p.P(`}`)
p.P(`return data`)
p.Out()
p.P(`}`)
p.P(`func randField`, p.localName, `(data []byte, r randy`, p.localName, `, fieldNumber int, wire int) []byte {`)
p.In()
p.P(`key := uint32(fieldNumber)<<3 | uint32(wire)`)
p.P(`switch wire {`)
p.P(`case 0:`)
p.In()
p.P(`data = encodeVarintPopulate`, p.localName, `(data, uint64(key))`)
p.P(p.varGen.Next(), ` := r.Int63()`)
p.P(`if r.Intn(2) == 0 {`)
p.In()
p.P(p.varGen.Current(), ` *= -1`)
p.Out()
p.P(`}`)
p.P(`data = encodeVarintPopulate`, p.localName, `(data, uint64(`, p.varGen.Current(), `))`)
p.Out()
p.P(`case 1:`)
p.In()
p.P(`data = encodeVarintPopulate`, p.localName, `(data, uint64(key))`)
p.P(`data = append(data, byte(r.Intn(256)), byte(r.Intn(256)), byte(r.Intn(256)), byte(r.Intn(256)), byte(r.Intn(256)), byte(r.Intn(256)), byte(r.Intn(256)), byte(r.Intn(256)))`)
p.Out()
p.P(`case 2:`)
p.In()
p.P(`data = encodeVarintPopulate`, p.localName, `(data, uint64(key))`)
p.P(`ll := r.Intn(100)`)
p.P(`data = encodeVarintPopulate`, p.localName, `(data, uint64(ll))`)
p.P(`for j := 0; j < ll; j++ {`)
p.In()
p.P(`data = append(data, byte(r.Intn(256)))`)
p.Out()
p.P(`}`)
p.Out()
p.P(`default:`)
p.In()
p.P(`data = encodeVarintPopulate`, p.localName, `(data, uint64(key))`)
p.P(`data = append(data, byte(r.Intn(256)), byte(r.Intn(256)), byte(r.Intn(256)), byte(r.Intn(256)))`)
p.Out()
p.P(`}`)
p.P(`return data`)
p.Out()
p.P(`}`)
p.P(`func encodeVarintPopulate`, p.localName, `(data []byte, v uint64) []byte {`)
p.In()
p.P(`for v >= 1<<7 {`)
p.In()
p.P(`data = append(data, uint8(uint64(v)&0x7f|0x80))`)
p.P(`v >>= 7`)
p.Out()
p.P(`}`)
p.P(`data = append(data, uint8(v))`)
p.P(`return data`)
p.Out()
p.P(`}`)
}
func (p *test) Generate(imports generator.PluginImports, file *generator.FileDescriptor) bool {
used := false
randPkg := imports.NewImport("math/rand")
timePkg := imports.NewImport("time")
testingPkg := imports.NewImport("testing")
protoPkg := imports.NewImport("github.com/dropbox/goprotoc/proto")
for _, message := range file.Messages() {
ccTypeName := generator.CamelCaseSlice(message.TypeName())
if !gogoproto.IsSizer(file.FileDescriptorProto, message.DescriptorProto) {
continue
}
if gogoproto.HasTestGen(file.FileDescriptorProto, message.DescriptorProto) {
used = true
p.P(`func Test`, ccTypeName, `Size(t *`, testingPkg.Use(), `.T) {`)
p.In()
p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(`, timePkg.Use(), `.Now().UnixNano()))`)
p.P(`p := NewPopulated`, ccTypeName, `(popr, true)`)
p.P(`size2 := `, protoPkg.Use(), `.Size(p)`)
p.P(`data, err := `, protoPkg.Use(), `.Marshal(p)`)
p.P(`if err != nil {`)
p.In()
p.P(`panic(err)`)
p.Out()
p.P(`}`)
p.P(`size := p.Size()`)
p.P(`if len(data) != size {`)
p.In()
p.P(`t.Fatalf("size %v != marshalled size %v", size, len(data))`)
p.Out()
p.P(`}`)
p.P(`if size2 != size {`)
p.In()
p.P(`t.Fatalf("size %v != before marshal proto.Size %v", size, size2)`)
p.Out()
p.P(`}`)
p.P(`size3 := `, protoPkg.Use(), `.Size(p)`)
p.P(`if size3 != size {`)
p.In()
p.P(`t.Fatalf("size %v != after marshal proto.Size %v", size, size3)`)
p.Out()
p.P(`}`)
p.Out()
p.P(`}`)
p.P()
}
if gogoproto.HasBenchGen(file.FileDescriptorProto, message.DescriptorProto) {
used = true
p.P(`func Benchmark`, ccTypeName, `Size(b *`, testingPkg.Use(), `.B) {`)
p.In()
p.P(`popr := `, randPkg.Use(), `.New(`, randPkg.Use(), `.NewSource(616))`)
p.P(`total := 0`)
p.P(`pops := make([]*`, ccTypeName, `, 1000)`)
p.P(`for i := 0; i < 1000; i++ {`)
p.In()
p.P(`pops[i] = NewPopulated`, ccTypeName, `(popr, false)`)
p.Out()
p.P(`}`)
p.P(`b.ResetTimer()`)
p.P(`for i := 0; i < b.N; i++ {`)
p.In()
p.P(`total += pops[i%1000].Size()`)
p.Out()
p.P(`}`)
p.P(`b.SetBytes(int64(total / b.N))`)
p.Out()
p.P(`}`)
p.P()
}
}
return used
}
func (p *plugin) generateMessage(message *generator.Descriptor, verbose bool, hasExtensionsMap bool) {
ccTypeName := generator.CamelCaseSlice(message.TypeName())
if verbose {
p.P(`func (this *`, ccTypeName, `) VerboseEqual(that interface{}) error {`)
} else {
p.P(`func (this *`, ccTypeName, `) Equal(that interface{}) bool {`)
}
p.In()
p.P(`if that == nil {`)
p.In()
p.P(`if this == nil {`)
p.In()
if verbose {
p.P(`return nil`)
} else {
p.P(`return true`)
}
p.Out()
p.P(`}`)
if verbose {
p.P(`return `, p.Pkg["fmt"], `.Errorf("that == nil && this != nil")`)
} else {
p.P(`return false`)
}
p.Out()
p.P(`}`)
p.P(``)
p.P(`that1, ok := that.(*`, ccTypeName, `)`)
p.P(`if !ok {`)
p.In()
if verbose {
p.P(`return `, p.Pkg["fmt"], `.Errorf("that is not of type *`, ccTypeName, `")`)
} else {
p.P(`return false`)
}
p.Out()
p.P(`}`)
p.P(`if that1 == nil {`)
p.In()
p.P(`if this == nil {`)
p.In()
if verbose {
p.P(`return nil`)
} else {
p.P(`return true`)
}
p.Out()
p.P(`}`)
if verbose {
p.P(`return `, p.Pkg["fmt"], `.Errorf("that is type *`, ccTypeName, ` but is nil && this != nil")`)
} else {
p.P(`return false`)
}
p.Out()
p.P(`} else if this == nil {`)
p.In()
if verbose {
p.P(`return `, p.Pkg["fmt"], `.Errorf("that is type *`, ccTypeName, `but is not nil && this == nil")`)
} else {
p.P(`return false`)
}
p.Out()
p.P(`}`)
for _, field := range message.Field {
fieldname := p.GetFieldName(message, field)
repeated := field.IsRepeated()
if repeated {
p.P(`if this.`, generator.SizerName(fieldname), ` != that1.`, generator.SizerName(fieldname), ` {`)
} else {
p.P(`if this.`, generator.SetterName(fieldname), ` != that1.`, generator.SetterName(fieldname), ` {`)
}
p.In()
if verbose {
p.P(`return `, p.Pkg["fmt"], `.Errorf("that.`, fieldname, ` is not equal to this.`, fieldname, `")`)
} else {
p.P(`return false`)
}
p.Out()
p.P(`}`)
if !repeated {
if field.IsMessage() || p.IsGroup(field) {
p.P(`if this.`, generator.SetterName(fieldname), ` && !this.`, fieldname, `.Equal(that1.`, fieldname, `) {`)
} else if field.IsBytes() {
p.P(`if this.`, generator.SetterName(fieldname), ` && !`, p.bytesPkg.Use(), `.Equal(this.`, fieldname, `, that1.`, fieldname, `) {`)
} else {
p.P(`if this.`, generator.SetterName(fieldname), ` && this.`, fieldname, ` != that1.`, fieldname, `{`)
}
p.In()
if verbose {
p.P(`return `, p.Pkg["fmt"], `.Errorf("`, fieldname, ` this(%v) Not Equal that(%v)", this.`, fieldname, `, that1.`, fieldname, `)`)
} else {
p.P(`return false`)
}
p.Out()
p.P(`}`)
} else {
p.P(`for i := 0; i < this.`, generator.SizerName(fieldname), `; i++ {`)
p.In()
if field.IsMessage() || p.IsGroup(field) {
p.P(`if !this.`, fieldname, `[i].Equal(that1.`, fieldname, `[i]) {`)
} else if field.IsBytes() {
p.P(`if !`, p.bytesPkg.Use(), `.Equal(this.`, fieldname, `[i], that1.`, fieldname, `[i]) {`)
} else {
p.P(`if this.`, fieldname, `[i] != that1.`, fieldname, `[i] {`)
}
p.In()
if verbose {
p.P(`return `, p.Pkg["fmt"], `.Errorf("`, fieldname, ` this[%v](%v) Not Equal that[%v](%v)", i, this.`, fieldname, `[i], i, that1.`, fieldname, `[i])`)
} else {
p.P(`return false`)
}
p.Out()
p.P(`}`)
p.Out()
p.P(`}`)
}
}
if message.DescriptorProto.HasExtension() {
fieldname := "XXX_extensions"
if hasExtensionsMap {
p.P(`for k, v := range this.`, fieldname, ` {`)
p.In()
p.P(`if v2, ok := that1.`, fieldname, `[k]; ok {`)
p.In()
p.P(`if !v.Equal(&v2) {`)
p.In()
if verbose {
p.P(`return `, p.Pkg["fmt"], `.Errorf("`, fieldname, ` this[%v](%v) Not Equal that[%v](%v)", k, this.`, fieldname, `[k], k, that1.`, fieldname, `[k])`)
} else {
p.P(`return false`)
}
p.Out()
p.P(`}`)
p.Out()
p.P(`} else {`)
p.In()
if verbose {
p.P(`return `, p.Pkg["fmt"], `.Errorf("`, fieldname, `[%v] Not In that", k)`)
} else {
p.P(`return false`)
}
p.Out()
p.P(`}`)
p.Out()
p.P(`}`)
p.P(`for k, _ := range that1.`, fieldname, ` {`)
p.In()
p.P(`if _, ok := this.`, fieldname, `[k]; !ok {`)
p.In()
if verbose {
p.P(`return `, p.Pkg["fmt"], `.Errorf("`, fieldname, `[%v] Not In this", k)`)
} else {
p.P(`return false`)
}
p.Out()
p.P(`}`)
p.Out()
p.P(`}`)
} else {
p.P(`if !`, p.bytesPkg.Use(), `.Equal(this.`, fieldname, `, that1.`, fieldname, `) {`)
p.In()
if verbose {
p.P(`return `, p.Pkg["fmt"], `.Errorf("`, fieldname, ` this(%v) Not Equal that(%v)", this.`, fieldname, `, that1.`, fieldname, `)`)
} else {
p.P(`return false`)
}
p.Out()
p.P(`}`)
}
}
fieldname := "XXX_unrecognized"
p.P(`if !`, p.bytesPkg.Use(), `.Equal(this.`, fieldname, `, that1.`, fieldname, `) {`)
p.In()
if verbose {
p.P(`return `, p.Pkg["fmt"], `.Errorf("`, fieldname, ` this(%v) Not Equal that(%v)", this.`, fieldname, `, that1.`, fieldname, `)`)
} else {
p.P(`return false`)
}
p.Out()
p.P(`}`)
if verbose {
p.P(`return nil`)
} else {
p.P(`return true`)
}
p.Out()
p.P(`}`)
}