507 lines
16 KiB
Go
507 lines
16 KiB
Go
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/*
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*
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* Copyright 2016, Google Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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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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)
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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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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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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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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 || !reflect.DeepEqual(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 || !reflect.DeepEqual(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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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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// 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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} {
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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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},
|
||
|
|
}); 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_FileDescriptorResponse:
|
||
|
|
if !reflect.DeepEqual(r.GetFileDescriptorResponse().FileDescriptorProto[0], test.want) {
|
||
|
|
t.Errorf("FileContainingExtension(%v, %v)\nreceived: %q,\nwant: %q", test.typeName, test.extNum, r.GetFileDescriptorResponse().FileDescriptorProto[0], test.want)
|
||
|
|
}
|
||
|
|
default:
|
||
|
|
t.Errorf("FileContainingExtension(%v, %v) = %v, want type <ServerReflectionResponse_FileDescriptorResponse>", test.typeName, test.extNum, r.MessageResponse)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func testFileContainingExtensionError(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
|
||
|
|
for _, test := range []struct {
|
||
|
|
typeName string
|
||
|
|
extNum int32
|
||
|
|
}{
|
||
|
|
{"grpc.testing.ToBExtended", 17},
|
||
|
|
{"grpc.testing.ToBeExtended", 15},
|
||
|
|
} {
|
||
|
|
if err := stream.Send(&rpb.ServerReflectionRequest{
|
||
|
|
MessageRequest: &rpb.ServerReflectionRequest_FileContainingExtension{
|
||
|
|
FileContainingExtension: &rpb.ExtensionRequest{
|
||
|
|
ContainingType: test.typeName,
|
||
|
|
ExtensionNumber: test.extNum,
|
||
|
|
},
|
||
|
|
},
|
||
|
|
}); 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_ErrorResponse:
|
||
|
|
default:
|
||
|
|
t.Errorf("FileContainingExtension(%v, %v) = %v, want type <ServerReflectionResponse_FileDescriptorResponse>", test.typeName, test.extNum, r.MessageResponse)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func testAllExtensionNumbersOfType(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
|
||
|
|
for _, test := range []struct {
|
||
|
|
typeName string
|
||
|
|
want []int32
|
||
|
|
}{
|
||
|
|
{"grpc.testing.ToBeExtended", []int32{13, 17, 19, 23, 29}},
|
||
|
|
} {
|
||
|
|
if err := stream.Send(&rpb.ServerReflectionRequest{
|
||
|
|
MessageRequest: &rpb.ServerReflectionRequest_AllExtensionNumbersOfType{
|
||
|
|
AllExtensionNumbersOfType: test.typeName,
|
||
|
|
},
|
||
|
|
}); 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_AllExtensionNumbersResponse:
|
||
|
|
extNum := r.GetAllExtensionNumbersResponse().ExtensionNumber
|
||
|
|
sort.Sort(intArray(extNum))
|
||
|
|
if r.GetAllExtensionNumbersResponse().BaseTypeName != test.typeName ||
|
||
|
|
!reflect.DeepEqual(extNum, test.want) {
|
||
|
|
t.Errorf("AllExtensionNumbersOfType(%v)\nreceived: %v,\nwant: {%q %v}", r.GetAllExtensionNumbersResponse(), test.typeName, test.typeName, test.want)
|
||
|
|
}
|
||
|
|
default:
|
||
|
|
t.Errorf("AllExtensionNumbersOfType(%v) = %v, want type <ServerReflectionResponse_AllExtensionNumbersResponse>", test.typeName, r.MessageResponse)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func testAllExtensionNumbersOfTypeError(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
|
||
|
|
for _, test := range []string{
|
||
|
|
"grpc.testing.ToBeExtendedE",
|
||
|
|
} {
|
||
|
|
if err := stream.Send(&rpb.ServerReflectionRequest{
|
||
|
|
MessageRequest: &rpb.ServerReflectionRequest_AllExtensionNumbersOfType{
|
||
|
|
AllExtensionNumbersOfType: test,
|
||
|
|
},
|
||
|
|
}); 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_ErrorResponse:
|
||
|
|
default:
|
||
|
|
t.Errorf("AllExtensionNumbersOfType(%v) = %v, want type <ServerReflectionResponse_ErrorResponse>", test, r.MessageResponse)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
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.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)
|
||
|
|
}
|
||
|
|
}
|