blob: e59f0a0327089cdf2adf8eaf6221ea3392c39da9 [file] [log] [blame]
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package impl_test
import (
"bytes"
"compress/gzip"
"io/ioutil"
"reflect"
"testing"
"github.com/google/go-cmp/cmp"
"google.golang.org/protobuf/internal/impl"
"google.golang.org/protobuf/internal/pragma"
"google.golang.org/protobuf/proto"
pdesc "google.golang.org/protobuf/reflect/protodesc"
pref "google.golang.org/protobuf/reflect/protoreflect"
proto2_20160225 "google.golang.org/protobuf/internal/testprotos/legacy/proto2_20160225_2fc053c5"
proto2_20160519 "google.golang.org/protobuf/internal/testprotos/legacy/proto2_20160519_a4ab9ec5"
proto2_20180125 "google.golang.org/protobuf/internal/testprotos/legacy/proto2_20180125_92554152"
proto2_20180430 "google.golang.org/protobuf/internal/testprotos/legacy/proto2_20180430_b4deda09"
proto2_20180814 "google.golang.org/protobuf/internal/testprotos/legacy/proto2_20180814_aa810b61"
proto2_20190205 "google.golang.org/protobuf/internal/testprotos/legacy/proto2_20190205_c823c79e"
proto3_20160225 "google.golang.org/protobuf/internal/testprotos/legacy/proto3_20160225_2fc053c5"
proto3_20160519 "google.golang.org/protobuf/internal/testprotos/legacy/proto3_20160519_a4ab9ec5"
proto3_20180125 "google.golang.org/protobuf/internal/testprotos/legacy/proto3_20180125_92554152"
proto3_20180430 "google.golang.org/protobuf/internal/testprotos/legacy/proto3_20180430_b4deda09"
proto3_20180814 "google.golang.org/protobuf/internal/testprotos/legacy/proto3_20180814_aa810b61"
proto3_20190205 "google.golang.org/protobuf/internal/testprotos/legacy/proto3_20190205_c823c79e"
"google.golang.org/protobuf/types/descriptorpb"
)
func mustLoadFileDesc(b []byte, _ []int) pref.FileDescriptor {
zr, err := gzip.NewReader(bytes.NewReader(b))
if err != nil {
panic(err)
}
b, err = ioutil.ReadAll(zr)
if err != nil {
panic(err)
}
p := new(descriptorpb.FileDescriptorProto)
err = proto.UnmarshalOptions{DiscardUnknown: true}.Unmarshal(b, p)
if err != nil {
panic(err)
}
fd, err := pdesc.NewFile(p, nil)
if err != nil {
panic(err)
}
return fd
}
func TestDescriptor(t *testing.T) {
var tests []struct{ got, want pref.Descriptor }
fileDescP2_20160225 := mustLoadFileDesc(new(proto2_20160225.Message).Descriptor())
tests = append(tests, []struct{ got, want pref.Descriptor }{{
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto2_20160225.SiblingEnum(0))),
want: fileDescP2_20160225.Enums().ByName("SiblingEnum"),
}, {
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto2_20160225.Message_ChildEnum(0))),
want: fileDescP2_20160225.Messages().ByName("Message").Enums().ByName("ChildEnum"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160225.SiblingMessage))),
want: fileDescP2_20160225.Messages().ByName("SiblingMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160225.Message_ChildMessage))),
want: fileDescP2_20160225.Messages().ByName("Message").Messages().ByName("ChildMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160225.Message))),
want: fileDescP2_20160225.Messages().ByName("Message"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160225.Message_NamedGroup))),
want: fileDescP2_20160225.Messages().ByName("Message").Messages().ByName("NamedGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160225.Message_OptionalGroup))),
want: fileDescP2_20160225.Messages().ByName("Message").Messages().ByName("OptionalGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160225.Message_RequiredGroup))),
want: fileDescP2_20160225.Messages().ByName("Message").Messages().ByName("RequiredGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160225.Message_RepeatedGroup))),
want: fileDescP2_20160225.Messages().ByName("Message").Messages().ByName("RepeatedGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160225.Message_OneofGroup))),
want: fileDescP2_20160225.Messages().ByName("Message").Messages().ByName("OneofGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160225.Message_ExtensionOptionalGroup))),
want: fileDescP2_20160225.Messages().ByName("Message").Messages().ByName("ExtensionOptionalGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160225.Message_ExtensionRepeatedGroup))),
want: fileDescP2_20160225.Messages().ByName("Message").Messages().ByName("ExtensionRepeatedGroup"),
}}...)
fileDescP3_20160225 := mustLoadFileDesc(new(proto3_20160225.Message).Descriptor())
tests = append(tests, []struct{ got, want pref.Descriptor }{{
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto3_20160225.SiblingEnum(0))),
want: fileDescP3_20160225.Enums().ByName("SiblingEnum"),
}, {
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto3_20160225.Message_ChildEnum(0))),
want: fileDescP3_20160225.Messages().ByName("Message").Enums().ByName("ChildEnum"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20160225.SiblingMessage))),
want: fileDescP3_20160225.Messages().ByName("SiblingMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20160225.Message_ChildMessage))),
want: fileDescP3_20160225.Messages().ByName("Message").Messages().ByName("ChildMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20160225.Message))),
want: fileDescP3_20160225.Messages().ByName("Message"),
}}...)
fileDescP2_20160519 := mustLoadFileDesc(new(proto2_20160519.Message).Descriptor())
tests = append(tests, []struct{ got, want pref.Descriptor }{{
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto2_20160519.SiblingEnum(0))),
want: fileDescP2_20160519.Enums().ByName("SiblingEnum"),
}, {
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto2_20160519.Message_ChildEnum(0))),
want: fileDescP2_20160519.Messages().ByName("Message").Enums().ByName("ChildEnum"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160519.SiblingMessage))),
want: fileDescP2_20160519.Messages().ByName("SiblingMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160519.Message_ChildMessage))),
want: fileDescP2_20160519.Messages().ByName("Message").Messages().ByName("ChildMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160519.Message))),
want: fileDescP2_20160519.Messages().ByName("Message"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160519.Message_NamedGroup))),
want: fileDescP2_20160519.Messages().ByName("Message").Messages().ByName("NamedGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160519.Message_OptionalGroup))),
want: fileDescP2_20160519.Messages().ByName("Message").Messages().ByName("OptionalGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160519.Message_RequiredGroup))),
want: fileDescP2_20160519.Messages().ByName("Message").Messages().ByName("RequiredGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160519.Message_RepeatedGroup))),
want: fileDescP2_20160519.Messages().ByName("Message").Messages().ByName("RepeatedGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160519.Message_OneofGroup))),
want: fileDescP2_20160519.Messages().ByName("Message").Messages().ByName("OneofGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160519.Message_ExtensionOptionalGroup))),
want: fileDescP2_20160519.Messages().ByName("Message").Messages().ByName("ExtensionOptionalGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20160519.Message_ExtensionRepeatedGroup))),
want: fileDescP2_20160519.Messages().ByName("Message").Messages().ByName("ExtensionRepeatedGroup"),
}}...)
fileDescP3_20160519 := mustLoadFileDesc(new(proto3_20160519.Message).Descriptor())
tests = append(tests, []struct{ got, want pref.Descriptor }{{
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto3_20160519.SiblingEnum(0))),
want: fileDescP3_20160519.Enums().ByName("SiblingEnum"),
}, {
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto3_20160519.Message_ChildEnum(0))),
want: fileDescP3_20160519.Messages().ByName("Message").Enums().ByName("ChildEnum"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20160519.SiblingMessage))),
want: fileDescP3_20160519.Messages().ByName("SiblingMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20160519.Message_ChildMessage))),
want: fileDescP3_20160519.Messages().ByName("Message").Messages().ByName("ChildMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20160519.Message))),
want: fileDescP3_20160519.Messages().ByName("Message"),
}}...)
fileDescP2_20180125 := mustLoadFileDesc(new(proto2_20180125.Message).Descriptor())
tests = append(tests, []struct{ got, want pref.Descriptor }{{
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto2_20180125.SiblingEnum(0))),
want: fileDescP2_20180125.Enums().ByName("SiblingEnum"),
}, {
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto2_20180125.Message_ChildEnum(0))),
want: fileDescP2_20180125.Messages().ByName("Message").Enums().ByName("ChildEnum"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180125.SiblingMessage))),
want: fileDescP2_20180125.Messages().ByName("SiblingMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180125.Message_ChildMessage))),
want: fileDescP2_20180125.Messages().ByName("Message").Messages().ByName("ChildMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180125.Message))),
want: fileDescP2_20180125.Messages().ByName("Message"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180125.Message_NamedGroup))),
want: fileDescP2_20180125.Messages().ByName("Message").Messages().ByName("NamedGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180125.Message_OptionalGroup))),
want: fileDescP2_20180125.Messages().ByName("Message").Messages().ByName("OptionalGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180125.Message_RequiredGroup))),
want: fileDescP2_20180125.Messages().ByName("Message").Messages().ByName("RequiredGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180125.Message_RepeatedGroup))),
want: fileDescP2_20180125.Messages().ByName("Message").Messages().ByName("RepeatedGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180125.Message_OneofGroup))),
want: fileDescP2_20180125.Messages().ByName("Message").Messages().ByName("OneofGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180125.Message_ExtensionOptionalGroup))),
want: fileDescP2_20180125.Messages().ByName("Message").Messages().ByName("ExtensionOptionalGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180125.Message_ExtensionRepeatedGroup))),
want: fileDescP2_20180125.Messages().ByName("Message").Messages().ByName("ExtensionRepeatedGroup"),
}}...)
fileDescP3_20180125 := mustLoadFileDesc(new(proto3_20180125.Message).Descriptor())
tests = append(tests, []struct{ got, want pref.Descriptor }{{
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto3_20180125.SiblingEnum(0))),
want: fileDescP3_20180125.Enums().ByName("SiblingEnum"),
}, {
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto3_20180125.Message_ChildEnum(0))),
want: fileDescP3_20180125.Messages().ByName("Message").Enums().ByName("ChildEnum"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20180125.SiblingMessage))),
want: fileDescP3_20180125.Messages().ByName("SiblingMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20180125.Message_ChildMessage))),
want: fileDescP3_20180125.Messages().ByName("Message").Messages().ByName("ChildMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20180125.Message))),
want: fileDescP3_20180125.Messages().ByName("Message"),
}}...)
fileDescP2_20180430 := mustLoadFileDesc(new(proto2_20180430.Message).Descriptor())
tests = append(tests, []struct{ got, want pref.Descriptor }{{
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto2_20180430.SiblingEnum(0))),
want: fileDescP2_20180430.Enums().ByName("SiblingEnum"),
}, {
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto2_20180430.Message_ChildEnum(0))),
want: fileDescP2_20180430.Messages().ByName("Message").Enums().ByName("ChildEnum"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180430.SiblingMessage))),
want: fileDescP2_20180430.Messages().ByName("SiblingMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180430.Message_ChildMessage))),
want: fileDescP2_20180430.Messages().ByName("Message").Messages().ByName("ChildMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180430.Message))),
want: fileDescP2_20180430.Messages().ByName("Message"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180430.Message_NamedGroup))),
want: fileDescP2_20180430.Messages().ByName("Message").Messages().ByName("NamedGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180430.Message_OptionalGroup))),
want: fileDescP2_20180430.Messages().ByName("Message").Messages().ByName("OptionalGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180430.Message_RequiredGroup))),
want: fileDescP2_20180430.Messages().ByName("Message").Messages().ByName("RequiredGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180430.Message_RepeatedGroup))),
want: fileDescP2_20180430.Messages().ByName("Message").Messages().ByName("RepeatedGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180430.Message_OneofGroup))),
want: fileDescP2_20180430.Messages().ByName("Message").Messages().ByName("OneofGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180430.Message_ExtensionOptionalGroup))),
want: fileDescP2_20180430.Messages().ByName("Message").Messages().ByName("ExtensionOptionalGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180430.Message_ExtensionRepeatedGroup))),
want: fileDescP2_20180430.Messages().ByName("Message").Messages().ByName("ExtensionRepeatedGroup"),
}}...)
fileDescP3_20180430 := mustLoadFileDesc(new(proto3_20180430.Message).Descriptor())
tests = append(tests, []struct{ got, want pref.Descriptor }{{
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto3_20180430.SiblingEnum(0))),
want: fileDescP3_20180430.Enums().ByName("SiblingEnum"),
}, {
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto3_20180430.Message_ChildEnum(0))),
want: fileDescP3_20180430.Messages().ByName("Message").Enums().ByName("ChildEnum"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20180430.SiblingMessage))),
want: fileDescP3_20180430.Messages().ByName("SiblingMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20180430.Message_ChildMessage))),
want: fileDescP3_20180430.Messages().ByName("Message").Messages().ByName("ChildMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20180430.Message))),
want: fileDescP3_20180430.Messages().ByName("Message"),
}}...)
fileDescP2_20180814 := mustLoadFileDesc(new(proto2_20180814.Message).Descriptor())
tests = append(tests, []struct{ got, want pref.Descriptor }{{
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto2_20180814.SiblingEnum(0))),
want: fileDescP2_20180814.Enums().ByName("SiblingEnum"),
}, {
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto2_20180814.Message_ChildEnum(0))),
want: fileDescP2_20180814.Messages().ByName("Message").Enums().ByName("ChildEnum"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180814.SiblingMessage))),
want: fileDescP2_20180814.Messages().ByName("SiblingMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180814.Message_ChildMessage))),
want: fileDescP2_20180814.Messages().ByName("Message").Messages().ByName("ChildMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180814.Message))),
want: fileDescP2_20180814.Messages().ByName("Message"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180814.Message_NamedGroup))),
want: fileDescP2_20180814.Messages().ByName("Message").Messages().ByName("NamedGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180814.Message_OptionalGroup))),
want: fileDescP2_20180814.Messages().ByName("Message").Messages().ByName("OptionalGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180814.Message_RequiredGroup))),
want: fileDescP2_20180814.Messages().ByName("Message").Messages().ByName("RequiredGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180814.Message_RepeatedGroup))),
want: fileDescP2_20180814.Messages().ByName("Message").Messages().ByName("RepeatedGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180814.Message_OneofGroup))),
want: fileDescP2_20180814.Messages().ByName("Message").Messages().ByName("OneofGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180814.Message_ExtensionOptionalGroup))),
want: fileDescP2_20180814.Messages().ByName("Message").Messages().ByName("ExtensionOptionalGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20180814.Message_ExtensionRepeatedGroup))),
want: fileDescP2_20180814.Messages().ByName("Message").Messages().ByName("ExtensionRepeatedGroup"),
}}...)
fileDescP3_20180814 := mustLoadFileDesc(new(proto3_20180814.Message).Descriptor())
tests = append(tests, []struct{ got, want pref.Descriptor }{{
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto3_20180814.SiblingEnum(0))),
want: fileDescP3_20180814.Enums().ByName("SiblingEnum"),
}, {
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto3_20180814.Message_ChildEnum(0))),
want: fileDescP3_20180814.Messages().ByName("Message").Enums().ByName("ChildEnum"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20180814.SiblingMessage))),
want: fileDescP3_20180814.Messages().ByName("SiblingMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20180814.Message_ChildMessage))),
want: fileDescP3_20180814.Messages().ByName("Message").Messages().ByName("ChildMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20180814.Message))),
want: fileDescP3_20180814.Messages().ByName("Message"),
}}...)
fileDescP2_20190205 := mustLoadFileDesc(new(proto2_20190205.Message).Descriptor())
tests = append(tests, []struct{ got, want pref.Descriptor }{{
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto2_20190205.SiblingEnum(0))),
want: fileDescP2_20190205.Enums().ByName("SiblingEnum"),
}, {
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto2_20190205.Message_ChildEnum(0))),
want: fileDescP2_20190205.Messages().ByName("Message").Enums().ByName("ChildEnum"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20190205.SiblingMessage))),
want: fileDescP2_20190205.Messages().ByName("SiblingMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20190205.Message_ChildMessage))),
want: fileDescP2_20190205.Messages().ByName("Message").Messages().ByName("ChildMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20190205.Message))),
want: fileDescP2_20190205.Messages().ByName("Message"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20190205.Message_NamedGroup))),
want: fileDescP2_20190205.Messages().ByName("Message").Messages().ByName("NamedGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20190205.Message_OptionalGroup))),
want: fileDescP2_20190205.Messages().ByName("Message").Messages().ByName("OptionalGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20190205.Message_RequiredGroup))),
want: fileDescP2_20190205.Messages().ByName("Message").Messages().ByName("RequiredGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20190205.Message_RepeatedGroup))),
want: fileDescP2_20190205.Messages().ByName("Message").Messages().ByName("RepeatedGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20190205.Message_OneofGroup))),
want: fileDescP2_20190205.Messages().ByName("Message").Messages().ByName("OneofGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20190205.Message_ExtensionOptionalGroup))),
want: fileDescP2_20190205.Messages().ByName("Message").Messages().ByName("ExtensionOptionalGroup"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto2_20190205.Message_ExtensionRepeatedGroup))),
want: fileDescP2_20190205.Messages().ByName("Message").Messages().ByName("ExtensionRepeatedGroup"),
}}...)
fileDescP3_20190205 := mustLoadFileDesc(new(proto3_20190205.Message).Descriptor())
tests = append(tests, []struct{ got, want pref.Descriptor }{{
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto3_20190205.SiblingEnum(0))),
want: fileDescP3_20190205.Enums().ByName("SiblingEnum"),
}, {
got: impl.LegacyLoadEnumDesc(reflect.TypeOf(proto3_20190205.Message_ChildEnum(0))),
want: fileDescP3_20190205.Messages().ByName("Message").Enums().ByName("ChildEnum"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20190205.SiblingMessage))),
want: fileDescP3_20190205.Messages().ByName("SiblingMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20190205.Message_ChildMessage))),
want: fileDescP3_20190205.Messages().ByName("Message").Messages().ByName("ChildMessage"),
}, {
got: impl.LegacyLoadMessageDesc(reflect.TypeOf(new(proto3_20190205.Message))),
want: fileDescP3_20190205.Messages().ByName("Message"),
}}...)
// TODO: We need a test package to compare descriptors.
type list interface {
Len() int
pragma.DoNotImplement
}
opts := cmp.Options{
cmp.Transformer("", func(x list) []interface{} {
out := make([]interface{}, x.Len())
v := reflect.ValueOf(x)
for i := 0; i < x.Len(); i++ {
m := v.MethodByName("Get")
out[i] = m.Call([]reflect.Value{reflect.ValueOf(i)})[0].Interface()
}
return out
}),
cmp.Transformer("", func(x pref.Descriptor) map[string]interface{} {
out := make(map[string]interface{})
v := reflect.ValueOf(x)
for i := 0; i < v.NumMethod(); i++ {
name := v.Type().Method(i).Name
if m := v.Method(i); m.Type().NumIn() == 0 && m.Type().NumOut() == 1 {
switch name {
case "ParentFile", "Parent":
// Ignore parents to avoid recursive cycle.
case "Index":
// Ignore index since legacy descriptors have no parent.
case "Options":
// Ignore descriptor options since protos are not cmperable.
case "Enums", "Messages", "Extensions":
// Ignore nested message and enum declarations since
// legacy descriptors are all created standalone.
case "HasJSONName":
// Ignore this since the semantics of the field has
// changed across protoc and protoc-gen-go releases.
case "ContainingOneof", "ContainingMessage", "Enum", "Message":
// Avoid descending into a dependency to avoid a cycle.
// Just record the full name if available.
//
// TODO: Cycle support in cmp would be useful here.
v := m.Call(nil)[0]
if !v.IsNil() {
out[name] = v.Interface().(pref.Descriptor).FullName()
}
default:
out[name] = m.Call(nil)[0].Interface()
}
}
}
return out
}),
cmp.Transformer("", func(v pref.Value) interface{} {
return v.Interface()
}),
}
for _, tt := range tests {
t.Run(string(tt.want.FullName()), func(t *testing.T) {
if diff := cmp.Diff(&tt.want, &tt.got, opts); diff != "" {
t.Errorf("descriptor mismatch (-want, +got):\n%s", diff)
}
})
}
}