How to use TestClient method of grpc Package

Best K6 code snippet using grpc.TestClient

client_test.go

Source:client_test.go

...19var (20	// client metrics must satisfy the Collector interface21	_ prometheus.Collector = NewClientMetrics()22)23func TestClientInterceptorSuite(t *testing.T) {24	suite.Run(t, &ClientInterceptorTestSuite{})25}26type ClientInterceptorTestSuite struct {27	suite.Suite28	serverListener net.Listener29	server         *grpc.Server30	clientConn     *grpc.ClientConn31	testClient     pb_testproto.TestServiceClient32	ctx            context.Context33}34func (s *ClientInterceptorTestSuite) SetupSuite() {35	var err error36	EnableClientHandlingTimeHistogram()37	s.serverListener, err = net.Listen("tcp", "127.0.0.1:0")...

max_conn_age_test.go

Source:max_conn_age_test.go

1package grpctool2import (3	"context"4	"io"5	"net"6	"net/http"7	"testing"8	"time"9	"github.com/stretchr/testify/assert"10	"github.com/stretchr/testify/require"11	"gitlab.com/gitlab-org/cluster-integration/gitlab-agent/v14/internal/tool/grpctool/test"12	"gitlab.com/gitlab-org/cluster-integration/gitlab-agent/v14/internal/tool/wstunnel"13	"google.golang.org/grpc"14	"google.golang.org/grpc/keepalive"15	"google.golang.org/grpc/stats"16	"k8s.io/apimachinery/pkg/util/rand"17	"k8s.io/apimachinery/pkg/util/wait"18	"nhooyr.io/websocket"19)20var (21	_ stats.Handler = joinStatHandlers{}22	_ stats.Handler = maxConnAgeStatsHandler{}23)24// These tests verify our understanding of how MaxConnectionAge and MaxConnectionAgeGrace work in gRPC25// and that our WebSocket tunneling works fine with it.26func TestMaxConnectionAge(t *testing.T) {27	t.Parallel()28	const maxAge = 3 * time.Second29	srv := &test.GrpcTestingServer{30		StreamingFunc: func(server test.Testing_StreamingRequestResponseServer) error {31			//start := time.Now()32			//ctx := server.Context()33			//<-ctx.Done()34			//t.Logf("ctx.Err() = %v after %s", ctx.Err(), time.Since(start))35			//return ctx.Err()36			time.Sleep(maxAge + maxAge*2/10) // +20%37			return nil38		},39	}40	testClient := func(t *testing.T, client test.TestingClient) {41		start := time.Now()42		resp, err := client.StreamingRequestResponse(context.Background())43		require.NoError(t, err)44		_, err = resp.Recv()45		require.Equal(t, io.EOF, err, "%s. Elapsed: %s", err, time.Since(start))46	}47	kp := keepalive.ServerParameters{48		MaxConnectionAge:      maxAge,49		MaxConnectionAgeGrace: maxAge,50	}51	sh := NewJoinStatHandlers()52	t.Run("gRPC", func(t *testing.T) {53		testKeepalive(t, false, kp, sh, srv, testClient)54	})55	t.Run("WebSocket", func(t *testing.T) {56		testKeepalive(t, true, kp, sh, srv, testClient)57	})58}59func TestMaxConnectionAgeAndMaxPollDuration(t *testing.T) {60	t.Parallel()61	const maxAge = 3 * time.Second62	srv := &test.GrpcTestingServer{63		StreamingFunc: func(server test.Testing_StreamingRequestResponseServer) error {64			<-MaxConnectionAgeContextFromStream(server).Done()65			return nil66		},67	}68	testClient := func(t *testing.T, client test.TestingClient) {69		start := time.Now()70		for i := 0; i < 3; i++ {71			reqStart := time.Now()72			resp, err := client.StreamingRequestResponse(context.Background())73			require.NoError(t, err)74			_, err = resp.Recv()75			assert.Equal(t, io.EOF, err, "%s. Request time: %s, overall time: %s", err, time.Since(reqStart), time.Since(start))76		}77	}78	kp, sh := maxConnectionAge2GrpcKeepalive(context.Background(), maxAge)79	t.Run("gRPC", func(t *testing.T) {80		testKeepalive(t, false, kp, sh, srv, testClient)81	})82	t.Run("WebSocket", func(t *testing.T) {83		testKeepalive(t, true, kp, sh, srv, testClient)84	})85}86func TestMaxConnectionAgeAndMaxPollDurationRandomizedSequential(t *testing.T) {87	t.Parallel()88	const maxAge = 3 * time.Second89	srv := &test.GrpcTestingServer{90		StreamingFunc: func(server test.Testing_StreamingRequestResponseServer) error {91			select {92			case <-MaxConnectionAgeContextFromStream(server).Done():93			case <-time.After(time.Duration(rand.Int63nRange(0, int64(maxAge)))):94			}95			return nil96		},97	}98	testClient := func(t *testing.T, client test.TestingClient) {99		for i := 0; i < 3; i++ {100			start := time.Now()101			resp, err := client.StreamingRequestResponse(context.Background())102			require.NoError(t, err)103			_, err = resp.Recv()104			require.Equal(t, io.EOF, err, "%s. Elapsed: %s", err, time.Since(start))105		}106	}107	kp, sh := maxConnectionAge2GrpcKeepalive(context.Background(), maxAge)108	t.Run("gRPC", func(t *testing.T) {109		testKeepalive(t, false, kp, sh, srv, testClient)110	})111	t.Run("WebSocket", func(t *testing.T) {112		testKeepalive(t, true, kp, sh, srv, testClient)113	})114}115func TestMaxConnectionAgeAndMaxPollDurationRandomizedParallel(t *testing.T) {116	t.Parallel()117	const maxAge = 3 * time.Second118	srv := &test.GrpcTestingServer{119		StreamingFunc: func(server test.Testing_StreamingRequestResponseServer) error {120			select {121			case <-MaxConnectionAgeContextFromStream(server).Done():122			case <-time.After(time.Duration(rand.Int63nRange(0, int64(maxAge)))):123			}124			return nil125		},126	}127	testClient := func(t *testing.T, client test.TestingClient) {128		var wg wait.Group129		defer wg.Wait()130		for i := 0; i < 10; i++ {131			wg.Start(func() {132				for j := 0; j < 3; j++ {133					time.Sleep(time.Duration(rand.Int63nRange(0, int64(maxAge)/10)))134					start := time.Now()135					resp, err := client.StreamingRequestResponse(context.Background())136					if !assert.NoError(t, err) {137						return138					}139					_, err = resp.Recv()140					assert.Equal(t, io.EOF, err, "%s. Elapsed: %s", err, time.Since(start))141				}142			})143		}144	}145	kp, sh := maxConnectionAge2GrpcKeepalive(context.Background(), maxAge)146	t.Run("gRPC", func(t *testing.T) {147		testKeepalive(t, false, kp, sh, srv, testClient)148	})149	t.Run("WebSocket", func(t *testing.T) {150		testKeepalive(t, true, kp, sh, srv, testClient)151	})152}153func testKeepalive(t *testing.T, websocket bool, kp keepalive.ServerParameters, sh stats.Handler, srv test.TestingServer, f func(*testing.T, test.TestingClient)) {154	t.Parallel()155	l, dial := listenerAndDialer(websocket)156	defer func() {157		assert.NoError(t, l.Close())158	}()159	s := grpc.NewServer(160		grpc.StatsHandler(sh),161		grpc.KeepaliveParams(kp),162	)163	defer s.GracefulStop()164	test.RegisterTestingServer(s, srv)165	go func() {166		assert.NoError(t, s.Serve(l))167	}()168	conn, err := grpc.DialContext(169		context.Background(),170		"ws://pipe",171		grpc.WithContextDialer(dial),172		grpc.WithInsecure(),173	)174	require.NoError(t, err)175	defer func() {176		assert.NoError(t, conn.Close())177	}()178	f(t, test.NewTestingClient(conn))179}180func listenerAndDialer(webSocket bool) (net.Listener, func(context.Context, string) (net.Conn, error)) {181	l := NewDialListener()182	if !webSocket {183		return l, l.DialContext184	}185	lisWrapper := wstunnel.ListenerWrapper{}186	lWrapped := lisWrapper.Wrap(l)187	return lWrapped, wstunnel.DialerForGRPC(0, &websocket.DialOptions{188		HTTPClient: &http.Client{189			Transport: &http.Transport{190				DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {191					return l.DialContext(ctx, addr)192				},193			},194		},195	})196}...

client.go

Source:client.go

1package monorailtest2import (3	"golang.org/x/net/context"4	"google.golang.org/grpc"5	"infra/monorail"6)7// NewClient creates as client based on a server implementation.8func NewClient(serverImpl monorail.MonorailServer) monorail.MonorailClient {9	return &testClient{serverImpl}10}11type testClient struct {12	impl monorail.MonorailServer13}14func (c *testClient) InsertIssue(ctx context.Context, in *monorail.InsertIssueRequest, opts ...grpc.CallOption) (*monorail.InsertIssueResponse, error) {15	return c.impl.InsertIssue(ctx, in)16}17func (c *testClient) InsertComment(ctx context.Context, in *monorail.InsertCommentRequest, opts ...grpc.CallOption) (*monorail.InsertCommentResponse, error) {18	return c.impl.InsertComment(ctx, in)19}20func (c *testClient) IssuesList(ctx context.Context, in *monorail.IssuesListRequest, opts ...grpc.CallOption) (*monorail.IssuesListResponse, error) {21	return c.impl.IssuesList(ctx, in)22}23func (c *testClient) GetIssue(ctx context.Context, in *monorail.GetIssueRequest, opts ...grpc.CallOption) (*monorail.Issue, error) {24	return c.impl.GetIssue(ctx, in)25}26func (c *testClient) ListComments(ctx context.Context, in *monorail.ListCommentsRequest, opts ...grpc.CallOption) (*monorail.ListCommentsResponse, error) {27	return c.impl.ListComments(ctx, in)28}...

TestClient

Using AI Code Generation

1import (2const (3func main() {4	conn, err := grpc.Dial(address, grpc.WithInsecure(), grpc.WithBlock())5	if err != nil {6		log.Fatalf("did not connect: %v", err)7	}8	defer conn.Close()9	c := pb.NewTestClient(conn)10	if len(os.Args) > 1 {11	}12	ctx, cancel := context.WithTimeout(context.Background(), time.Second)13	defer cancel()14	r, err := c.TestMethod(ctx, &pb.TestRequest{Name: name})15	if err != nil {16		log.Fatalf("could not greet: %v", err)17	}18	log.Printf("Greeting: %s", r.Message)19}20import (21const (22type server struct {23}24func (s *server) TestMethod(ctx context.Context, in *pb.TestRequest) (*pb.TestResponse, error) {25	fmt.Printf("Received: %v26	return &pb.TestResponse{Message: "Hello " + in.Name}, nil27}28func main() {29	lis, err := net.Listen("tcp", port)30	if err != nil {31		log.Fatalf("failed to listen: %v", err)32	}33	s := grpc.NewServer()34	pb.RegisterTestServer(s, &server{})35	if err := s.Serve(lis); err != nil {36		log.Fatalf("failed to serve: %v", err)37	}38}39import (

TestClient

Using AI Code Generation

1import (2type server struct{}3func (s *server) TestClient(req *protos.TestRequest, stream protos.Test_TestClientServer) error {4	fmt.Println("TestClient method invoked")5}6func main() {7	lis, err := net.Listen("tcp", ":50051")8	if err != nil {9		log.Fatalf("Failed to listen: %v", err)10	}11	s := grpc.NewServer()12	protos.RegisterTestServer(s, &server{})13	if err := s.Serve(lis); err != nil {14		log.Fatalf("failed to serve: %s", err)15	}16}17import (18func main() {19	conn, err := grpc.Dial("localhost:50051", grpc.WithInsecure())20	if err != nil {21		log.Fatalf("Could not connect: %v", err)22	}23	defer conn.Close()24	c := protos.NewTestClient(conn)25	stream, err := c.TestClient(context.Background(), &protos.TestRequest{Message: "Hello from the client!"})26	if err != nil {27		log.Fatalf("Error while calling TestClient RPC: %v", err)28	}29	fmt.Println("Response from TestClient: ", stream)30}31import (32func main() {33	conn, err := grpc.Dial("localhost:50051", grpc.WithInsecure())34	if err != nil {35		log.Fatalf("Could not connect: %v", err)36	}37	defer conn.Close()38	c := protos.NewTestClient(conn)39	stream, err := c.TestClient(context.Background(), &protos.TestRequest{Message: "Hello

TestClient

Using AI Code Generation

1import (2const (3func TestClient() {4	conn, err := grpc.Dial(address, grpc.WithInsecure())5	if err != nil {6		log.Fatalf("did not connect: %v", err)7	}8	defer conn.Close()9	c := pb.NewHelloClient(conn)10	r, err := c.SayHello(context.Background(), &pb.HelloRequest{Name: name})11	if err != nil {12		log.Fatalf("could not greet: %v", err)13	}14	fmt.Println("Greeting: ", r.Message)15}16func main() {17	TestClient()18}19import (20const (21type server struct {22}23func (s *server) SayHello(ctx context.Context, in *pb.HelloRequest) (*pb.HelloReply, error) {24	return &pb.HelloReply{Message: "Hello " + in.Name}, nil25}26func TestServer() {27	lis, err := net.Listen("tcp", port)28	if err != nil {29		log.Fatalf("failed to listen: %v", err)30	}31	s := grpc.NewServer()32	pb.RegisterHelloServer(s, &server{})33	if err := s.Serve(lis); err != nil {34		log.Fatalf("failed to serve: %v", err)35	}36}37func main() {38	fmt.Println("Hello World")39	TestServer()40}41import (42const (43func TestClient() {44	conn, err := grpc.Dial(address, grpc.WithInsecure())45	if err != nil {46		log.Fatalf("did not connect: %v", err)47	}48	defer conn.Close()

TestClient

Using AI Code Generation

1import (2func main() {3	conn, err := grpc.Dial("localhost:8080", grpc.WithInsecure())4	if err != nil {5		log.Fatalf("did not connect: %v", err)6	}7	defer conn.Close()8	client := grpc_testing.NewTestServiceClient(conn)9	res, err := client.EmptyCall(context.Background(), &grpc_testing.Empty{})10	if err != nil {11		log.Fatalf("could not greet: %v", err)12	}13	log.Printf("Response from server: %s", res.String())14}15import (16func main() {17	conn, err := grpc.Dial("localhost:8080", grpc.WithInsecure())18	if err != nil {19		log.Fatalf("did not connect: %v", err)20	}21	defer conn.Close()22	client := grpc_testing.NewTestServiceClient(conn)23	res, err := client.UnimplementedCall(context.Background(), &grpc_testing.Empty{})24	if err != nil {25		log.Fatalf("could not greet: %v", err)26	}27	log.Printf("Response from server: %s", res.String())28}29import (30func main() {31	conn, err := grpc.Dial("localhost:8080", grpc.WithInsecure())32	if err != nil {33		log.Fatalf("did not connect: %v", err)34	}35	defer conn.Close()36	client := grpc_testing.NewTestServiceClient(conn)37	res, err := client.UnimplementedCall(context.Background(), &grpc_testing.Empty{})38	if err != nil {39		log.Fatalf("could not

TestClient

Using AI Code Generation

1import (2const (3func main() {4	conn, err := grpc.Dial(Address, grpc.WithInsecure())5	if err != nil {6		log.Fatalf("did not connect: %v", err)7	}8	defer conn.Close()9	c := pb.NewGreeterClient(conn)10	r, err := c.TestClient(context.Background(), &pb.HelloRequest{Name: "Rohan"})11	if err != nil {12		log.Fatalf("could not greet: %v", err)13	}14	log.Printf("Greeting: %s", r.Message)15}16import (17const (18type server struct {19}20func (s *server) TestServer(ctx context.Context, in *pb.HelloRequest) (*pb.HelloReply, error) {21	return &pb.HelloReply{Message: "Hello " + in.Name}, nil22}23func main() {24	lis, err := net.Listen("tcp", Address)25	if err != nil {26		log.Fatalf("failed to listen: %v", err)27	}28	s := grpc.NewServer()29	pb.RegisterGreeterServer(s, &server{})30	if err := s.Serve(lis); err != nil {31		log.Fatalf("failed to serve: %v", err)32	}33	fmt.Println("Server running on port " + Address)34}35import (36const (37type server struct {38}39func (s *server) TestBoth(stream pb.Greeter_TestBoth

TestClient

Using AI Code Generation

1import (2const (3func main() {4	conn, err := grpc.Dial(address, grpc.WithInsecure())5	if err != nil {6		log.Fatalf("did not connect: %v", err)7	}8	defer conn.Close()9	c := pb.NewTestClient(conn)10	if len(os.Args) > 1 {11	}12	r, err := c.TestClient(context.Background(), &pb.TestRequest{Name: name})13	if err != nil {14		log.Fatalf("could not greet: %v", err)15	}16	fmt.Println(r.Message)17}

TestClient

Using AI Code Generation

1import (2func main() {3	conn, err := grpc.Dial("localhost:50052", grpc.WithInsecure())4	if err != nil {5		log.Fatalf("did not connect: %v", err)6	}7	defer conn.Close()8	c := NewTestClient(conn)9	r, err := c.TestClient(context.Background(), &TestRequest{Name: name})10	if err != nil {11		log.Fatalf("could not greet: %v", err)12	}13	fmt.Println(r.Message)14}15import (16type server struct {17}18func (s *server) TestServer(ctx context.Context, in *TestRequest) (*TestResponse, error)

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