Vasiliy Tolstov
06136312bb
* regen files with never protoc * rewrite import path Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
109 lines
2.3 KiB
Go
109 lines
2.3 KiB
Go
package grpc
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import (
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"context"
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"net"
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"testing"
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"github.com/unistack-org/micro/v3/client"
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"github.com/unistack-org/micro/v3/errors"
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"github.com/unistack-org/micro/v3/registry"
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"github.com/unistack-org/micro/v3/registry/memory"
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"github.com/unistack-org/micro/v3/router"
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regRouter "github.com/unistack-org/micro/v3/router/registry"
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pgrpc "google.golang.org/grpc"
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pb "google.golang.org/grpc/examples/helloworld/helloworld"
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)
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// server is used to implement helloworld.GreeterServer.
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type greeterServer struct{}
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// SayHello implements helloworld.GreeterServer
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func (g *greeterServer) SayHello(ctx context.Context, in *pb.HelloRequest) (*pb.HelloReply, error) {
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if in.Name == "Error" {
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return nil, &errors.Error{Id: "1", Code: 99, Detail: "detail"}
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}
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return &pb.HelloReply{Message: "Hello " + in.Name}, nil
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}
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func TestGRPCClient(t *testing.T) {
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l, err := net.Listen("tcp", ":0")
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if err != nil {
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t.Fatalf("failed to listen: %v", err)
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}
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defer l.Close()
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s := pgrpc.NewServer()
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pb.RegisterGreeterServer(s, &greeterServer{})
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go s.Serve(l)
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defer s.Stop()
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// create mock registry
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r := memory.NewRegistry()
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// register service
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r.Register(®istry.Service{
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Name: "helloworld",
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Version: "test",
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Nodes: []*registry.Node{
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{
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Id: "test-1",
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Address: l.Addr().String(),
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Metadata: map[string]string{
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"protocol": "grpc",
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},
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},
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},
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})
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// create router
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rtr := regRouter.NewRouter(router.Registry(r))
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// create client
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c := NewClient(client.Router(rtr))
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testMethods := []string{
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"/helloworld.Greeter/SayHello",
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"Greeter.SayHello",
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}
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for _, method := range testMethods {
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req := c.NewRequest("helloworld", method, &pb.HelloRequest{
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Name: "John",
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})
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rsp := pb.HelloReply{}
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err = c.Call(context.TODO(), req, &rsp)
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if err != nil {
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t.Fatal(err)
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}
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if rsp.Message != "Hello John" {
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t.Fatalf("Got unexpected response %v", rsp.Message)
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}
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}
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req := c.NewRequest("helloworld", "/helloworld.Greeter/SayHello", &pb.HelloRequest{
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Name: "Error",
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})
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rsp := pb.HelloReply{}
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err = c.Call(context.TODO(), req, &rsp)
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if err == nil {
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t.Fatal("nil error received")
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}
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verr, ok := err.(*errors.Error)
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if !ok {
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t.Fatalf("invalid error received %#+v\n", err)
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}
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if verr.Code != 99 && verr.Id != "1" && verr.Detail != "detail" {
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t.Fatalf("invalid error received %#+v\n", verr)
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}
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}
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