micro/api/grpc_test.go
2020-04-12 14:29:38 +01:00

109 lines
2.3 KiB
Go

package api_test
import (
"context"
"fmt"
"io/ioutil"
"log"
"net/http"
"testing"
"time"
"github.com/micro/go-micro/v2/api"
"github.com/micro/go-micro/v2/api/handler"
"github.com/micro/go-micro/v2/api/handler/rpc"
"github.com/micro/go-micro/v2/api/router"
rstatic "github.com/micro/go-micro/v2/api/router/static"
"github.com/micro/go-micro/v2/client"
gcli "github.com/micro/go-micro/v2/client/grpc"
rmemory "github.com/micro/go-micro/v2/registry/memory"
"github.com/micro/go-micro/v2/server"
gsrv "github.com/micro/go-micro/v2/server/grpc"
pb "github.com/micro/go-micro/v2/server/grpc/proto"
)
// server is used to implement helloworld.GreeterServer.
type testServer struct {
msgCount int
}
// TestHello implements helloworld.GreeterServer
func (s *testServer) Call(ctx context.Context, req *pb.Request, rsp *pb.Response) error {
rsp.Msg = "Hello " + req.Name
return nil
}
func TestApiAndGRPC(t *testing.T) {
r := rmemory.NewRegistry()
// create a new client
s := gsrv.NewServer(
server.Name("foo"),
server.Registry(r),
)
// create a new server
c := gcli.NewClient(
client.Registry(r),
)
h := &testServer{}
pb.RegisterTestHandler(s, h)
if err := s.Start(); err != nil {
t.Fatalf("failed to start: %v", err)
}
defer s.Stop()
// create a new router
router := rstatic.NewRouter(
router.WithHandler(rpc.Handler),
router.WithRegistry(r),
)
err := router.Register(&api.Endpoint{
Name: "foo.Test.Call",
Method: []string{"GET"},
Path: []string{"/api/v0/test/call/{name}"},
Handler: "rpc",
})
if err != nil {
t.Fatal(err)
}
hrpc := rpc.NewHandler(
handler.WithClient(c),
handler.WithRouter(router),
)
hsrv := &http.Server{
Handler: hrpc,
Addr: "127.0.0.1:6543",
WriteTimeout: 15 * time.Second,
ReadTimeout: 15 * time.Second,
IdleTimeout: 20 * time.Second,
MaxHeaderBytes: 1024 * 1024 * 1, // 1Mb
}
go func() {
log.Println(hsrv.ListenAndServe())
}()
time.Sleep(1 * time.Second)
rsp, err := http.Get(fmt.Sprintf("http://%s/api/v0/test/call/TEST", hsrv.Addr))
if err != nil {
t.Fatalf("Failed to created http.Request: %v", err)
}
defer rsp.Body.Close()
buf, err := ioutil.ReadAll(rsp.Body)
if err != nil {
t.Fatal(err)
}
jsonMsg := `{"msg":"Hello TEST"}`
if string(buf) != jsonMsg {
t.Fatalf("invalid message received, parsing error %s != %s", buf, jsonMsg)
}
}