grpc-go/test/recv_buffer_pool_test.go

90 lines
2.2 KiB
Go

/*
*
* Copyright 2023 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package test
import (
"bytes"
"context"
"io"
"testing"
"google.golang.org/grpc"
"google.golang.org/grpc/internal/stubserver"
testgrpc "google.golang.org/grpc/interop/grpc_testing"
testpb "google.golang.org/grpc/interop/grpc_testing"
)
func (s) TestRecvBufferPool(t *testing.T) {
ss := &stubserver.StubServer{
FullDuplexCallF: func(stream testgrpc.TestService_FullDuplexCallServer) error {
for i := 0; i < 10; i++ {
preparedMsg := &grpc.PreparedMsg{}
err := preparedMsg.Encode(stream, &testpb.StreamingOutputCallResponse{
Payload: &testpb.Payload{
Body: []byte{'0' + uint8(i)},
},
})
if err != nil {
return err
}
stream.SendMsg(preparedMsg)
}
return nil
},
}
if err := ss.Start(
[]grpc.ServerOption{grpc.RecvBufferPool(grpc.NewSharedBufferPool())},
grpc.WithRecvBufferPool(grpc.NewSharedBufferPool()),
); err != nil {
t.Fatalf("Error starting endpoint server: %v", err)
}
defer ss.Stop()
ctx, cancel := context.WithTimeout(context.Background(), defaultTestTimeout)
defer cancel()
stream, err := ss.Client.FullDuplexCall(ctx)
if err != nil {
t.Fatalf("ss.Client.FullDuplexCall failed: %f", err)
}
var ngot int
var buf bytes.Buffer
for {
reply, err := stream.Recv()
if err == io.EOF {
break
}
if err != nil {
t.Fatal(err)
}
ngot++
if buf.Len() > 0 {
buf.WriteByte(',')
}
buf.Write(reply.GetPayload().GetBody())
}
if want := 10; ngot != want {
t.Errorf("Got %d replies, want %d", ngot, want)
}
if got, want := buf.String(), "0,1,2,3,4,5,6,7,8,9"; got != want {
t.Errorf("Got replies %q; want %q", got, want)
}
}