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// Copyright 2015-2023 The NATS 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 (
"errors"
"reflect"
"testing"
"time"
"github.com/nats-io/nats.go"
"github.com/nats-io/nats.go/encoders/protobuf"
pb "github.com/nats-io/nats.go/encoders/protobuf/testdata"
)
//lint:file-ignore SA1019 Ignore deprecation warnings for EncodedConn
func NewProtoEncodedConn(tl TestLogger) *nats.EncodedConn {
ec, err := nats.NewEncodedConn(NewConnection(tl, TEST_PORT), protobuf.PROTOBUF_ENCODER)
if err != nil {
tl.Fatalf("Failed to create an encoded connection: %v\n", err)
}
return ec
}
func TestEncProtoMarshalStruct(t *testing.T) {
s := RunServerOnPort(TEST_PORT)
defer s.Shutdown()
ec := NewProtoEncodedConn(t)
defer ec.Close()
me := &pb.Person{Name: "derek", Age: 22, Address: "140 New Montgomery St"}
me.Children = make(map[string]*pb.Person)
me.Children["sam"] = &pb.Person{Name: "sam", Age: 19, Address: "140 New Montgomery St"}
me.Children["meg"] = &pb.Person{Name: "meg", Age: 17, Address: "140 New Montgomery St"}
ch := make(chan error, 1)
ec.Subscribe("protobuf_test", func(p *pb.Person) {
var err error
if !reflect.DeepEqual(p.ProtoReflect(), me.ProtoReflect()) {
err = errors.New("Did not receive the correct protobuf response")
}
ch <- err
})
ec.Publish("protobuf_test", me)
select {
case e := <-ch:
if e != nil {
t.Fatal(e.Error())
}
case <-time.After(time.Second):
t.Fatal("Failed to receive message")
}
}
func TestEncProtoNilRequest(t *testing.T) {
s := RunServerOnPort(TEST_PORT)
defer s.Shutdown()
ec := NewProtoEncodedConn(t)
defer ec.Close()
testPerson := &pb.Person{Name: "Anatolii", Age: 25, Address: "Ukraine, Nikolaev"}
//Subscribe with empty interface shouldn't failed on empty message
ec.Subscribe("nil_test", func(_, reply string, _ any) {
ec.Publish(reply, testPerson)
})
resp := new(pb.Person)
//Request with nil argument shouldn't failed with nil argument
err := ec.Request("nil_test", nil, resp, 100*time.Millisecond)
ec.Flush()
if err != nil {
t.Error("Fail to send empty message via encoded proto connection")
}
if !reflect.DeepEqual(testPerson.ProtoReflect(), resp.ProtoReflect()) {
t.Error("Fail to receive encoded response")
}
}
func BenchmarkProtobufMarshalStruct(b *testing.B) {
me := &pb.Person{Name: "derek", Age: 22, Address: "140 New Montgomery St"}
me.Children = make(map[string]*pb.Person)
me.Children["sam"] = &pb.Person{Name: "sam", Age: 19, Address: "140 New Montgomery St"}
me.Children["meg"] = &pb.Person{Name: "meg", Age: 17, Address: "140 New Montgomery St"}
encoder := &protobuf.ProtobufEncoder{}
for n := 0; n < b.N; n++ {
if _, err := encoder.Encode("protobuf_test", me); err != nil {
b.Fatal("Couldn't serialize object", err)
}
}
}
func BenchmarkPublishProtobufStruct(b *testing.B) {
// stop benchmark for set-up
b.StopTimer()
s := RunServerOnPort(TEST_PORT)
defer s.Shutdown()
ec := NewProtoEncodedConn(b)
defer ec.Close()
ch := make(chan bool)
me := &pb.Person{Name: "derek", Age: 22, Address: "140 New Montgomery St"}
me.Children = make(map[string]*pb.Person)
me.Children["sam"] = &pb.Person{Name: "sam", Age: 19, Address: "140 New Montgomery St"}
me.Children["meg"] = &pb.Person{Name: "meg", Age: 17, Address: "140 New Montgomery St"}
ec.Subscribe("protobuf_test", func(p *pb.Person) {
if !reflect.DeepEqual(p, me) {
b.Fatalf("Did not receive the correct protobuf response")
}
ch <- true
})
// resume benchmark
b.StartTimer()
for n := 0; n < b.N; n++ {
ec.Publish("protobuf_test", me)
if e := Wait(ch); e != nil {
b.Fatal("Did not receive the message")
}
}
}
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