func (TestService) UnaryCall(_ context.Context, req *grpc_testing.SimpleRequest) (*grpc_testing.SimpleResponse, error) {
	return &grpc_testing.SimpleResponse{
		Payload: req.Payload,
	}, nil
}
UnaryCall satisfies the grpc_testing.TestServiceServer interface. It always succeeds, echoing
back the payload present in the request.
package testutil
import (
	"io"
	grpc_testing "github.com/jhump/protoreflect/internal/testprotos/grpc"
	"golang.org/x/net/context"
)
type TestService struct{}
func (TestService) EmptyCall(context.Context, *grpc_testing.Empty) (*grpc_testing.Empty, error) {
	return &grpc_testing.Empty{}, nil
}