521 lines
16 KiB
Go
521 lines
16 KiB
Go
/*
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*
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* Copyright 2016 gRPC authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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//go:generate protoc -I grpc_testing --go_out=plugins=grpc:grpc_testing/ grpc_testing/proto2.proto grpc_testing/proto2_ext.proto grpc_testing/proto2_ext2.proto grpc_testing/test.proto
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// Note: grpc_testingv3/testv3.pb.go is not re-generated because it was
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// intentionally generated by an older version of protoc-gen-go.
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package reflection
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import (
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"fmt"
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"net"
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"reflect"
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"sort"
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"testing"
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"github.com/golang/protobuf/proto"
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dpb "github.com/golang/protobuf/protoc-gen-go/descriptor"
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"golang.org/x/net/context"
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"google.golang.org/grpc"
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rpb "google.golang.org/grpc/reflection/grpc_reflection_v1alpha"
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pb "google.golang.org/grpc/reflection/grpc_testing"
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pbv3 "google.golang.org/grpc/reflection/grpc_testingv3"
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)
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var (
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s = &serverReflectionServer{}
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// fileDescriptor of each test proto file.
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fdTest *dpb.FileDescriptorProto
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fdTestv3 *dpb.FileDescriptorProto
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fdProto2 *dpb.FileDescriptorProto
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fdProto2Ext *dpb.FileDescriptorProto
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fdProto2Ext2 *dpb.FileDescriptorProto
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// fileDescriptor marshalled.
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fdTestByte []byte
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fdTestv3Byte []byte
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fdProto2Byte []byte
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fdProto2ExtByte []byte
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fdProto2Ext2Byte []byte
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)
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func loadFileDesc(filename string) (*dpb.FileDescriptorProto, []byte) {
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enc := proto.FileDescriptor(filename)
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if enc == nil {
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panic(fmt.Sprintf("failed to find fd for file: %v", filename))
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}
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fd, err := s.decodeFileDesc(enc)
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if err != nil {
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panic(fmt.Sprintf("failed to decode enc: %v", err))
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}
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b, err := proto.Marshal(fd)
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if err != nil {
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panic(fmt.Sprintf("failed to marshal fd: %v", err))
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}
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return fd, b
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}
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func init() {
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fdTest, fdTestByte = loadFileDesc("test.proto")
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fdTestv3, fdTestv3Byte = loadFileDesc("testv3.proto")
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fdProto2, fdProto2Byte = loadFileDesc("proto2.proto")
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fdProto2Ext, fdProto2ExtByte = loadFileDesc("proto2_ext.proto")
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fdProto2Ext2, fdProto2Ext2Byte = loadFileDesc("proto2_ext2.proto")
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}
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func TestFileDescForType(t *testing.T) {
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for _, test := range []struct {
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st reflect.Type
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wantFd *dpb.FileDescriptorProto
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}{
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{reflect.TypeOf(pb.SearchResponse_Result{}), fdTest},
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{reflect.TypeOf(pb.ToBeExtended{}), fdProto2},
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} {
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fd, err := s.fileDescForType(test.st)
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if err != nil || !proto.Equal(fd, test.wantFd) {
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t.Errorf("fileDescForType(%q) = %q, %v, want %q, <nil>", test.st, fd, err, test.wantFd)
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}
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}
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}
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func TestTypeForName(t *testing.T) {
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for _, test := range []struct {
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name string
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want reflect.Type
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}{
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{"grpc.testing.SearchResponse", reflect.TypeOf(pb.SearchResponse{})},
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} {
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r, err := s.typeForName(test.name)
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if err != nil || r != test.want {
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t.Errorf("typeForName(%q) = %q, %v, want %q, <nil>", test.name, r, err, test.want)
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}
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}
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}
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func TestTypeForNameNotFound(t *testing.T) {
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for _, test := range []string{
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"grpc.testing.not_exiting",
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} {
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_, err := s.typeForName(test)
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if err == nil {
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t.Errorf("typeForName(%q) = _, %v, want _, <non-nil>", test, err)
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}
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}
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}
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func TestFileDescContainingExtension(t *testing.T) {
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for _, test := range []struct {
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st reflect.Type
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extNum int32
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want *dpb.FileDescriptorProto
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}{
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{reflect.TypeOf(pb.ToBeExtended{}), 13, fdProto2Ext},
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{reflect.TypeOf(pb.ToBeExtended{}), 17, fdProto2Ext},
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{reflect.TypeOf(pb.ToBeExtended{}), 19, fdProto2Ext},
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{reflect.TypeOf(pb.ToBeExtended{}), 23, fdProto2Ext2},
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{reflect.TypeOf(pb.ToBeExtended{}), 29, fdProto2Ext2},
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} {
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fd, err := s.fileDescContainingExtension(test.st, test.extNum)
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if err != nil || !proto.Equal(fd, test.want) {
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t.Errorf("fileDescContainingExtension(%q) = %q, %v, want %q, <nil>", test.st, fd, err, test.want)
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}
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}
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}
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// intArray is used to sort []int32
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type intArray []int32
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func (s intArray) Len() int { return len(s) }
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func (s intArray) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
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func (s intArray) Less(i, j int) bool { return s[i] < s[j] }
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func TestAllExtensionNumbersForType(t *testing.T) {
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for _, test := range []struct {
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st reflect.Type
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want []int32
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}{
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{reflect.TypeOf(pb.ToBeExtended{}), []int32{13, 17, 19, 23, 29}},
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} {
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r, err := s.allExtensionNumbersForType(test.st)
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sort.Sort(intArray(r))
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if err != nil || !reflect.DeepEqual(r, test.want) {
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t.Errorf("allExtensionNumbersForType(%q) = %v, %v, want %v, <nil>", test.st, r, err, test.want)
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}
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}
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}
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// Do end2end tests.
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type server struct{}
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func (s *server) Search(ctx context.Context, in *pb.SearchRequest) (*pb.SearchResponse, error) {
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return &pb.SearchResponse{}, nil
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}
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func (s *server) StreamingSearch(stream pb.SearchService_StreamingSearchServer) error {
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return nil
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}
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type serverV3 struct{}
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func (s *serverV3) Search(ctx context.Context, in *pbv3.SearchRequestV3) (*pbv3.SearchResponseV3, error) {
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return &pbv3.SearchResponseV3{}, nil
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}
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func (s *serverV3) StreamingSearch(stream pbv3.SearchServiceV3_StreamingSearchServer) error {
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return nil
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}
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func TestReflectionEnd2end(t *testing.T) {
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// Start server.
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lis, err := net.Listen("tcp", "localhost:0")
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if err != nil {
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t.Fatalf("failed to listen: %v", err)
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}
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s := grpc.NewServer()
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pb.RegisterSearchServiceServer(s, &server{})
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pbv3.RegisterSearchServiceV3Server(s, &serverV3{})
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// Register reflection service on s.
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Register(s)
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go s.Serve(lis)
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// Create client.
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conn, err := grpc.Dial(lis.Addr().String(), grpc.WithInsecure())
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if err != nil {
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t.Fatalf("cannot connect to server: %v", err)
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}
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defer conn.Close()
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c := rpb.NewServerReflectionClient(conn)
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stream, err := c.ServerReflectionInfo(context.Background())
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if err != nil {
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t.Fatalf("cannot get ServerReflectionInfo: %v", err)
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}
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testFileByFilename(t, stream)
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testFileByFilenameError(t, stream)
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testFileContainingSymbol(t, stream)
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testFileContainingSymbolError(t, stream)
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testFileContainingExtension(t, stream)
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testFileContainingExtensionError(t, stream)
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testAllExtensionNumbersOfType(t, stream)
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testAllExtensionNumbersOfTypeError(t, stream)
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testListServices(t, stream)
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s.Stop()
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}
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func testFileByFilename(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
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for _, test := range []struct {
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filename string
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want []byte
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}{
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{"test.proto", fdTestByte},
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{"proto2.proto", fdProto2Byte},
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{"proto2_ext.proto", fdProto2ExtByte},
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} {
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if err := stream.Send(&rpb.ServerReflectionRequest{
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MessageRequest: &rpb.ServerReflectionRequest_FileByFilename{
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FileByFilename: test.filename,
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},
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}); err != nil {
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t.Fatalf("failed to send request: %v", err)
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}
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r, err := stream.Recv()
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if err != nil {
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// io.EOF is not ok.
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t.Fatalf("failed to recv response: %v", err)
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}
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switch r.MessageResponse.(type) {
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case *rpb.ServerReflectionResponse_FileDescriptorResponse:
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if !reflect.DeepEqual(r.GetFileDescriptorResponse().FileDescriptorProto[0], test.want) {
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t.Errorf("FileByFilename(%v)\nreceived: %q,\nwant: %q", test.filename, r.GetFileDescriptorResponse().FileDescriptorProto[0], test.want)
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}
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default:
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t.Errorf("FileByFilename(%v) = %v, want type <ServerReflectionResponse_FileDescriptorResponse>", test.filename, r.MessageResponse)
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}
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}
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}
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func testFileByFilenameError(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
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for _, test := range []string{
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"test.poto",
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"proo2.proto",
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"proto2_et.proto",
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} {
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if err := stream.Send(&rpb.ServerReflectionRequest{
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MessageRequest: &rpb.ServerReflectionRequest_FileByFilename{
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FileByFilename: test,
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},
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}); err != nil {
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t.Fatalf("failed to send request: %v", err)
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}
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r, err := stream.Recv()
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if err != nil {
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// io.EOF is not ok.
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t.Fatalf("failed to recv response: %v", err)
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}
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switch r.MessageResponse.(type) {
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case *rpb.ServerReflectionResponse_ErrorResponse:
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default:
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t.Errorf("FileByFilename(%v) = %v, want type <ServerReflectionResponse_ErrorResponse>", test, r.MessageResponse)
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}
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}
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}
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func testFileContainingSymbol(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
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for _, test := range []struct {
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symbol string
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want []byte
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}{
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{"grpc.testing.SearchService", fdTestByte},
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{"grpc.testing.SearchService.Search", fdTestByte},
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{"grpc.testing.SearchService.StreamingSearch", fdTestByte},
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{"grpc.testing.SearchResponse", fdTestByte},
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{"grpc.testing.ToBeExtended", fdProto2Byte},
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// Test support package v3.
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{"grpc.testingv3.SearchServiceV3", fdTestv3Byte},
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{"grpc.testingv3.SearchServiceV3.Search", fdTestv3Byte},
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{"grpc.testingv3.SearchServiceV3.StreamingSearch", fdTestv3Byte},
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{"grpc.testingv3.SearchResponseV3", fdTestv3Byte},
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} {
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if err := stream.Send(&rpb.ServerReflectionRequest{
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MessageRequest: &rpb.ServerReflectionRequest_FileContainingSymbol{
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FileContainingSymbol: test.symbol,
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},
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}); err != nil {
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t.Fatalf("failed to send request: %v", err)
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}
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r, err := stream.Recv()
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if err != nil {
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// io.EOF is not ok.
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t.Fatalf("failed to recv response: %v", err)
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}
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switch r.MessageResponse.(type) {
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case *rpb.ServerReflectionResponse_FileDescriptorResponse:
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if !reflect.DeepEqual(r.GetFileDescriptorResponse().FileDescriptorProto[0], test.want) {
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t.Errorf("FileContainingSymbol(%v)\nreceived: %q,\nwant: %q", test.symbol, r.GetFileDescriptorResponse().FileDescriptorProto[0], test.want)
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}
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default:
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t.Errorf("FileContainingSymbol(%v) = %v, want type <ServerReflectionResponse_FileDescriptorResponse>", test.symbol, r.MessageResponse)
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}
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}
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}
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func testFileContainingSymbolError(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
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for _, test := range []string{
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"grpc.testing.SerchService",
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"grpc.testing.SearchService.SearchE",
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"grpc.tesing.SearchResponse",
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"gpc.testing.ToBeExtended",
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} {
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if err := stream.Send(&rpb.ServerReflectionRequest{
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MessageRequest: &rpb.ServerReflectionRequest_FileContainingSymbol{
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FileContainingSymbol: test,
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},
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}); err != nil {
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t.Fatalf("failed to send request: %v", err)
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}
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r, err := stream.Recv()
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if err != nil {
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// io.EOF is not ok.
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t.Fatalf("failed to recv response: %v", err)
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}
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switch r.MessageResponse.(type) {
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case *rpb.ServerReflectionResponse_ErrorResponse:
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default:
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t.Errorf("FileContainingSymbol(%v) = %v, want type <ServerReflectionResponse_ErrorResponse>", test, r.MessageResponse)
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}
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}
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}
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func testFileContainingExtension(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
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for _, test := range []struct {
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typeName string
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extNum int32
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want []byte
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}{
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{"grpc.testing.ToBeExtended", 13, fdProto2ExtByte},
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{"grpc.testing.ToBeExtended", 17, fdProto2ExtByte},
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{"grpc.testing.ToBeExtended", 19, fdProto2ExtByte},
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{"grpc.testing.ToBeExtended", 23, fdProto2Ext2Byte},
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{"grpc.testing.ToBeExtended", 29, fdProto2Ext2Byte},
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} {
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if err := stream.Send(&rpb.ServerReflectionRequest{
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MessageRequest: &rpb.ServerReflectionRequest_FileContainingExtension{
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FileContainingExtension: &rpb.ExtensionRequest{
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ContainingType: test.typeName,
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ExtensionNumber: test.extNum,
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},
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},
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}); err != nil {
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t.Fatalf("failed to send request: %v", err)
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}
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r, err := stream.Recv()
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if err != nil {
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// io.EOF is not ok.
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t.Fatalf("failed to recv response: %v", err)
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}
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switch r.MessageResponse.(type) {
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case *rpb.ServerReflectionResponse_FileDescriptorResponse:
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if !reflect.DeepEqual(r.GetFileDescriptorResponse().FileDescriptorProto[0], test.want) {
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t.Errorf("FileContainingExtension(%v, %v)\nreceived: %q,\nwant: %q", test.typeName, test.extNum, r.GetFileDescriptorResponse().FileDescriptorProto[0], test.want)
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}
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default:
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t.Errorf("FileContainingExtension(%v, %v) = %v, want type <ServerReflectionResponse_FileDescriptorResponse>", test.typeName, test.extNum, r.MessageResponse)
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}
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}
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}
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func testFileContainingExtensionError(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
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for _, test := range []struct {
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typeName string
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extNum int32
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}{
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{"grpc.testing.ToBExtended", 17},
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{"grpc.testing.ToBeExtended", 15},
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} {
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if err := stream.Send(&rpb.ServerReflectionRequest{
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MessageRequest: &rpb.ServerReflectionRequest_FileContainingExtension{
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FileContainingExtension: &rpb.ExtensionRequest{
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ContainingType: test.typeName,
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ExtensionNumber: test.extNum,
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},
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},
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}); err != nil {
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t.Fatalf("failed to send request: %v", err)
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}
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r, err := stream.Recv()
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if err != nil {
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// io.EOF is not ok.
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t.Fatalf("failed to recv response: %v", err)
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}
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switch r.MessageResponse.(type) {
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case *rpb.ServerReflectionResponse_ErrorResponse:
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default:
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t.Errorf("FileContainingExtension(%v, %v) = %v, want type <ServerReflectionResponse_FileDescriptorResponse>", test.typeName, test.extNum, r.MessageResponse)
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}
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}
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}
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func testAllExtensionNumbersOfType(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
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for _, test := range []struct {
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typeName string
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want []int32
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}{
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{"grpc.testing.ToBeExtended", []int32{13, 17, 19, 23, 29}},
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} {
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if err := stream.Send(&rpb.ServerReflectionRequest{
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MessageRequest: &rpb.ServerReflectionRequest_AllExtensionNumbersOfType{
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AllExtensionNumbersOfType: test.typeName,
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},
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}); err != nil {
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t.Fatalf("failed to send request: %v", err)
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}
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r, err := stream.Recv()
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if err != nil {
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// io.EOF is not ok.
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t.Fatalf("failed to recv response: %v", err)
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}
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switch r.MessageResponse.(type) {
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case *rpb.ServerReflectionResponse_AllExtensionNumbersResponse:
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extNum := r.GetAllExtensionNumbersResponse().ExtensionNumber
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sort.Sort(intArray(extNum))
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if r.GetAllExtensionNumbersResponse().BaseTypeName != test.typeName ||
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!reflect.DeepEqual(extNum, test.want) {
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t.Errorf("AllExtensionNumbersOfType(%v)\nreceived: %v,\nwant: {%q %v}", r.GetAllExtensionNumbersResponse(), test.typeName, test.typeName, test.want)
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}
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default:
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t.Errorf("AllExtensionNumbersOfType(%v) = %v, want type <ServerReflectionResponse_AllExtensionNumbersResponse>", test.typeName, r.MessageResponse)
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}
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}
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}
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func testAllExtensionNumbersOfTypeError(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
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for _, test := range []string{
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"grpc.testing.ToBeExtendedE",
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} {
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if err := stream.Send(&rpb.ServerReflectionRequest{
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MessageRequest: &rpb.ServerReflectionRequest_AllExtensionNumbersOfType{
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AllExtensionNumbersOfType: test,
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},
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}); err != nil {
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t.Fatalf("failed to send request: %v", err)
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}
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r, err := stream.Recv()
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if err != nil {
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// io.EOF is not ok.
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t.Fatalf("failed to recv response: %v", err)
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}
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switch r.MessageResponse.(type) {
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case *rpb.ServerReflectionResponse_ErrorResponse:
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default:
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t.Errorf("AllExtensionNumbersOfType(%v) = %v, want type <ServerReflectionResponse_ErrorResponse>", test, r.MessageResponse)
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}
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}
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}
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|
func testListServices(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
|
|
if err := stream.Send(&rpb.ServerReflectionRequest{
|
|
MessageRequest: &rpb.ServerReflectionRequest_ListServices{},
|
|
}); err != nil {
|
|
t.Fatalf("failed to send request: %v", err)
|
|
}
|
|
r, err := stream.Recv()
|
|
if err != nil {
|
|
// io.EOF is not ok.
|
|
t.Fatalf("failed to recv response: %v", err)
|
|
}
|
|
|
|
switch r.MessageResponse.(type) {
|
|
case *rpb.ServerReflectionResponse_ListServicesResponse:
|
|
services := r.GetListServicesResponse().Service
|
|
want := []string{
|
|
"grpc.testingv3.SearchServiceV3",
|
|
"grpc.testing.SearchService",
|
|
"grpc.reflection.v1alpha.ServerReflection",
|
|
}
|
|
// Compare service names in response with want.
|
|
if len(services) != len(want) {
|
|
t.Errorf("= %v, want service names: %v", services, want)
|
|
}
|
|
m := make(map[string]int)
|
|
for _, e := range services {
|
|
m[e.Name]++
|
|
}
|
|
for _, e := range want {
|
|
if m[e] > 0 {
|
|
m[e]--
|
|
continue
|
|
}
|
|
t.Errorf("ListService\nreceived: %v,\nwant: %q", services, want)
|
|
}
|
|
default:
|
|
t.Errorf("ListServices = %v, want type <ServerReflectionResponse_ListServicesResponse>", r.MessageResponse)
|
|
}
|
|
}
|