micro/server/grpc/grpc_test.go
2019-06-03 18:44:43 +01:00

67 lines
1.5 KiB
Go

package grpc
import (
"context"
"testing"
"github.com/micro/go-micro/registry/memory"
"github.com/micro/go-micro/server"
"google.golang.org/grpc"
pb "github.com/micro/examples/greeter/srv/proto/hello"
)
// server is used to implement helloworld.GreeterServer.
type sayServer struct{}
// SayHello implements helloworld.GreeterServer
func (s *sayServer) Hello(ctx context.Context, req *pb.Request, rsp *pb.Response) error {
rsp.Msg = "Hello " + req.Name
return nil
}
func TestGRPCServer(t *testing.T) {
r := memory.NewRegistry()
s := NewServer(
server.Name("foo"),
server.Registry(r),
)
pb.RegisterSayHandler(s, &sayServer{})
if err := s.Start(); err != nil {
t.Fatalf("failed to start: %v", err)
}
// check registration
services, err := r.GetService("foo")
if err != nil || len(services) == 0 {
t.Fatalf("failed to get service: %v # %d", err, len(services))
}
defer func() {
if err := s.Stop(); err != nil {
t.Fatalf("failed to stop: %v", err)
}
}()
cc, err := grpc.Dial(s.Options().Address, grpc.WithInsecure())
if err != nil {
t.Fatalf("failed to dial server: %v", err)
}
testMethods := []string{"/helloworld.Say/Hello", "/greeter.helloworld.Say/Hello"}
for _, method := range testMethods {
rsp := pb.Response{}
if err := cc.Invoke(context.Background(), method, &pb.Request{Name: "John"}, &rsp); err != nil {
t.Fatalf("error calling server: %v", err)
}
if rsp.Msg != "Hello John" {
t.Fatalf("Got unexpected response %v", rsp.Msg)
}
}
}