493 lines
15 KiB
Go
493 lines
15 KiB
Go
/*
|
|
*
|
|
* Copyright 2016, Google Inc.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are
|
|
* met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above
|
|
* copyright notice, this list of conditions and the following disclaimer
|
|
* in the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* * Neither the name of Google Inc. nor the names of its
|
|
* contributors may be used to endorse or promote products derived from
|
|
* this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
*/
|
|
|
|
package reflection
|
|
|
|
import (
|
|
"fmt"
|
|
"net"
|
|
"reflect"
|
|
"sort"
|
|
"testing"
|
|
|
|
"github.com/golang/protobuf/proto"
|
|
dpb "github.com/golang/protobuf/protoc-gen-go/descriptor"
|
|
"golang.org/x/net/context"
|
|
"google.golang.org/grpc"
|
|
rpb "google.golang.org/grpc/reflection/grpc_reflection_v1alpha"
|
|
pb "google.golang.org/grpc/reflection/grpc_testing"
|
|
)
|
|
|
|
var (
|
|
s = &serverReflectionServer{}
|
|
// fileDescriptor of each test proto file.
|
|
fdTest *dpb.FileDescriptorProto
|
|
fdProto2 *dpb.FileDescriptorProto
|
|
fdProto2Ext *dpb.FileDescriptorProto
|
|
// fileDescriptor marshalled.
|
|
fdTestByte []byte
|
|
fdProto2Byte []byte
|
|
fdProto2ExtByte []byte
|
|
)
|
|
|
|
func loadFileDesc(filename string) (*dpb.FileDescriptorProto, []byte) {
|
|
enc := proto.FileDescriptor(filename)
|
|
if enc == nil {
|
|
panic(fmt.Sprintf("failed to find fd for file: %v", filename))
|
|
}
|
|
fd, err := s.decodeFileDesc(enc)
|
|
if err != nil {
|
|
panic(fmt.Sprintf("failed to decode enc: %v", err))
|
|
}
|
|
b, err := proto.Marshal(fd)
|
|
if err != nil {
|
|
panic(fmt.Sprintf("failed to marshal fd: %v", err))
|
|
}
|
|
return fd, b
|
|
}
|
|
|
|
func init() {
|
|
fdTest, fdTestByte = loadFileDesc("test.proto")
|
|
fdProto2, fdProto2Byte = loadFileDesc("proto2.proto")
|
|
fdProto2Ext, fdProto2ExtByte = loadFileDesc("proto2_ext.proto")
|
|
}
|
|
|
|
func TestFileDescForType(t *testing.T) {
|
|
for _, test := range []struct {
|
|
st reflect.Type
|
|
wantFd *dpb.FileDescriptorProto
|
|
}{
|
|
{reflect.TypeOf(pb.SearchResponse_Result{}), fdTest},
|
|
{reflect.TypeOf(pb.ToBeExtened{}), fdProto2},
|
|
} {
|
|
fd, err := s.fileDescForType(test.st)
|
|
if err != nil || !reflect.DeepEqual(fd, test.wantFd) {
|
|
t.Errorf("fileDescForType(%q) = %q, %v, want %q, <nil>", test.st, fd, err, test.wantFd)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestTypeForName(t *testing.T) {
|
|
for _, test := range []struct {
|
|
name string
|
|
want reflect.Type
|
|
}{
|
|
{"grpc.testing.SearchResponse", reflect.TypeOf(pb.SearchResponse{})},
|
|
} {
|
|
r, err := s.typeForName(test.name)
|
|
if err != nil || r != test.want {
|
|
t.Errorf("typeForName(%q) = %q, %v, want %q, <nil>", test.name, r, err, test.want)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestTypeForNameNotFound(t *testing.T) {
|
|
for _, test := range []string{
|
|
"grpc.testing.not_exiting",
|
|
} {
|
|
_, err := s.typeForName(test)
|
|
if err == nil {
|
|
t.Errorf("typeForName(%q) = _, %v, want _, <non-nil>", test, err)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestFileDescContainingExtension(t *testing.T) {
|
|
for _, test := range []struct {
|
|
st reflect.Type
|
|
extNum int32
|
|
want *dpb.FileDescriptorProto
|
|
}{
|
|
{reflect.TypeOf(pb.ToBeExtened{}), 17, fdProto2Ext},
|
|
} {
|
|
fd, err := s.fileDescContainingExtension(test.st, test.extNum)
|
|
if err != nil || !reflect.DeepEqual(fd, test.want) {
|
|
t.Errorf("fileDescContainingExtension(%q) = %q, %v, want %q, <nil>", test.st, fd, err, test.want)
|
|
}
|
|
}
|
|
}
|
|
|
|
// intArray is used to sort []int32
|
|
type intArray []int32
|
|
|
|
func (s intArray) Len() int { return len(s) }
|
|
func (s intArray) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
|
|
func (s intArray) Less(i, j int) bool { return s[i] < s[j] }
|
|
|
|
func TestAllExtensionNumbersForType(t *testing.T) {
|
|
for _, test := range []struct {
|
|
st reflect.Type
|
|
want []int32
|
|
}{
|
|
{reflect.TypeOf(pb.ToBeExtened{}), []int32{13, 17}},
|
|
} {
|
|
r, err := s.allExtensionNumbersForType(test.st)
|
|
sort.Sort(intArray(r))
|
|
if err != nil || !reflect.DeepEqual(r, test.want) {
|
|
t.Errorf("allExtensionNumbersForType(%q) = %v, %v, want %v, <nil>", test.st, r, err, test.want)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Do end2end tests.
|
|
|
|
type server struct{}
|
|
|
|
func (s *server) Search(ctx context.Context, in *pb.SearchRequest) (*pb.SearchResponse, error) {
|
|
return &pb.SearchResponse{}, nil
|
|
}
|
|
|
|
func (s *server) StreamingSearch(stream pb.SearchService_StreamingSearchServer) error {
|
|
return nil
|
|
}
|
|
|
|
func TestReflectionEnd2end(t *testing.T) {
|
|
// Start server.
|
|
lis, err := net.Listen("tcp", "localhost:0")
|
|
if err != nil {
|
|
t.Fatalf("failed to listen: %v", err)
|
|
}
|
|
s := grpc.NewServer()
|
|
pb.RegisterSearchServiceServer(s, &server{})
|
|
// Register reflection service on s.
|
|
Register(s)
|
|
go s.Serve(lis)
|
|
|
|
// Create client.
|
|
conn, err := grpc.Dial(lis.Addr().String(), grpc.WithInsecure())
|
|
if err != nil {
|
|
t.Fatalf("cannot connect to server: %v", err)
|
|
}
|
|
defer conn.Close()
|
|
|
|
c := rpb.NewServerReflectionClient(conn)
|
|
stream, err := c.ServerReflectionInfo(context.Background())
|
|
|
|
testFileByFilename(t, stream)
|
|
testFileByFilenameError(t, stream)
|
|
testFileContainingSymbol(t, stream)
|
|
testFileContainingSymbolError(t, stream)
|
|
testFileContainingExtension(t, stream)
|
|
testFileContainingExtensionError(t, stream)
|
|
testAllExtensionNumbersOfType(t, stream)
|
|
testAllExtensionNumbersOfTypeError(t, stream)
|
|
testListServices(t, stream)
|
|
|
|
s.Stop()
|
|
}
|
|
|
|
func testFileByFilename(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
|
|
for _, test := range []struct {
|
|
filename string
|
|
want []byte
|
|
}{
|
|
{"test.proto", fdTestByte},
|
|
{"proto2.proto", fdProto2Byte},
|
|
{"proto2_ext.proto", fdProto2ExtByte},
|
|
} {
|
|
if err := stream.Send(&rpb.ServerReflectionRequest{
|
|
MessageRequest: &rpb.ServerReflectionRequest_FileByFilename{
|
|
FileByFilename: test.filename,
|
|
},
|
|
}); 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("FileByFilename(%v)\nreceived: %q,\nwant: %q", test.filename, r.GetFileDescriptorResponse().FileDescriptorProto[0], test.want)
|
|
}
|
|
default:
|
|
t.Errorf("FileByFilename(%v) = %v, want type <ServerReflectionResponse_FileDescriptorResponse>", test.filename, r.MessageResponse)
|
|
}
|
|
}
|
|
}
|
|
|
|
func testFileByFilenameError(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
|
|
for _, test := range []string{
|
|
"test.poto",
|
|
"proo2.proto",
|
|
"proto2_et.proto",
|
|
} {
|
|
if err := stream.Send(&rpb.ServerReflectionRequest{
|
|
MessageRequest: &rpb.ServerReflectionRequest_FileByFilename{
|
|
FileByFilename: 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("FileByFilename(%v) = %v, want type <ServerReflectionResponse_ErrorResponse>", test, r.MessageResponse)
|
|
}
|
|
}
|
|
}
|
|
|
|
func testFileContainingSymbol(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
|
|
for _, test := range []struct {
|
|
symbol string
|
|
want []byte
|
|
}{
|
|
{"grpc.testing.SearchService", fdTestByte},
|
|
{"grpc.testing.SearchService.Search", fdTestByte},
|
|
{"grpc.testing.SearchService.StreamingSearch", fdTestByte},
|
|
{"grpc.testing.SearchResponse", fdTestByte},
|
|
{"grpc.testing.ToBeExtened", fdProto2Byte},
|
|
} {
|
|
if err := stream.Send(&rpb.ServerReflectionRequest{
|
|
MessageRequest: &rpb.ServerReflectionRequest_FileContainingSymbol{
|
|
FileContainingSymbol: test.symbol,
|
|
},
|
|
}); 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("FileContainingSymbol(%v)\nreceived: %q,\nwant: %q", test.symbol, r.GetFileDescriptorResponse().FileDescriptorProto[0], test.want)
|
|
}
|
|
default:
|
|
t.Errorf("FileContainingSymbol(%v) = %v, want type <ServerReflectionResponse_FileDescriptorResponse>", test.symbol, r.MessageResponse)
|
|
}
|
|
}
|
|
}
|
|
|
|
func testFileContainingSymbolError(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
|
|
for _, test := range []string{
|
|
"grpc.testing.SerchService",
|
|
"grpc.testing.SearchService.SearchE",
|
|
"grpc.tesing.SearchResponse",
|
|
"gpc.testing.ToBeExtened",
|
|
} {
|
|
if err := stream.Send(&rpb.ServerReflectionRequest{
|
|
MessageRequest: &rpb.ServerReflectionRequest_FileContainingSymbol{
|
|
FileContainingSymbol: 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("FileContainingSymbol(%v) = %v, want type <ServerReflectionResponse_ErrorResponse>", test, r.MessageResponse)
|
|
}
|
|
}
|
|
}
|
|
|
|
func testFileContainingExtension(t *testing.T, stream rpb.ServerReflection_ServerReflectionInfoClient) {
|
|
for _, test := range []struct {
|
|
typeName string
|
|
extNum int32
|
|
want []byte
|
|
}{
|
|
{"grpc.testing.ToBeExtened", 17, fdProto2ExtByte},
|
|
} {
|
|
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_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.ToBExtened", 17},
|
|
{"grpc.testing.ToBeExtened", 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.ToBeExtened", []int32{13, 17}},
|
|
} {
|
|
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.ToBeExtenedE",
|
|
} {
|
|
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)
|
|
}
|
|
}
|