diff --git a/transport/http/binding/bind_test.go b/transport/http/binding/bind_test.go
new file mode 100644
index 000000000..dae7faa8d
--- /dev/null
+++ b/transport/http/binding/bind_test.go
@@ -0,0 +1,94 @@
+package binding
+
+import (
+	"net/http"
+	"net/url"
+	"reflect"
+	"testing"
+)
+
+func TestBindQuery(t *testing.T) {
+	type TestBind struct {
+		Name string `json:"name"`
+		URL  string `json:"url"`
+	}
+	p1 := TestBind{}
+	type args struct {
+		vars   url.Values
+		target interface{}
+	}
+	tests := []struct {
+		name    string
+		args    args
+		wantErr bool
+		want    interface{}
+	}{
+		{
+			name: "test",
+			args: args{
+				vars:   map[string][]string{"name": {"kratos"}, "url": {"https://go-kratos.dev/"}},
+				target: &p1,
+			},
+			wantErr: false,
+			want:    TestBind{"kratos", "https://go-kratos.dev/"},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if err := BindQuery(tt.args.vars, tt.args.target); (err != nil) != tt.wantErr {
+				t.Errorf("BindQuery() error = %v, wantErr %v", err, tt.wantErr)
+			}
+			if reflect.DeepEqual(tt.args.target, tt.want) {
+				t.Errorf("BindQuery() target = %v, want %v", tt.args.target, tt.want)
+			}
+		})
+	}
+}
+
+func TestBindForm(t *testing.T) {
+	type TestBind struct {
+		Name string `json:"name"`
+		URL  string `json:"url"`
+	}
+	p1 := TestBind{}
+	type args struct {
+		req    *http.Request
+		target interface{}
+	}
+	tests := []struct {
+		name    string
+		args    args
+		wantErr bool
+		want    interface{}
+	}{
+		{
+			name: "error not nil",
+			args: args{
+				req:    &http.Request{Method: "POST"},
+				target: &p1,
+			},
+			wantErr: true,
+			want:    nil,
+		},
+		{
+			name: "error is nil",
+			args: args{
+				req:    &http.Request{Form: map[string][]string{"name": {"kratos"}, "url": {"https://go-kratos.dev/"}}},
+				target: &p1,
+			},
+			wantErr: false,
+			want:    TestBind{"kratos", "https://go-kratos.dev/"},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			err := BindForm(tt.args.req, tt.args.target)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("BindForm() error = %v, wantErr %v", err, tt.wantErr)
+			}
+			if err != nil && reflect.DeepEqual(tt.args.target, tt.want) {
+				t.Errorf("BindQuery() target = %v, want %v", tt.args.target, tt.want)
+			}
+		})
+	}
+}
diff --git a/transport/http/binding/encode_test.go b/transport/http/binding/encode_test.go
index 9cba7bc9f..5cf574364 100644
--- a/transport/http/binding/encode_test.go
+++ b/transport/http/binding/encode_test.go
@@ -37,4 +37,13 @@ func TestProtoPath(t *testing.T) {
 	if url != `http://helloworld.Greeter/helloworld/test/sub/{sub.name33}` {
 		t.Fatalf("proto path not expected!actual: %s ", url)
 	}
+
+	url = EncodeURL("http://helloworld.Greeter/helloworld/{name}/sub", &binding.HelloRequest{
+		Name: "go",
+		Sub:  &binding.Sub{Name: "kratos"},
+	}, true)
+	fmt.Println(url)
+	if url != `http://helloworld.Greeter/helloworld/go/sub?sub.naming=kratos` {
+		t.Fatalf("proto path not expected!actual: %s ", url)
+	}
 }
diff --git a/transport/http/client_test.go b/transport/http/client_test.go
index 0a2872c5d..3d9445e06 100644
--- a/transport/http/client_test.go
+++ b/transport/http/client_test.go
@@ -111,9 +111,19 @@ func (*mockDiscovery) GetService(ctx context.Context, serviceName string) ([]*re
 }
 
 func (*mockDiscovery) Watch(ctx context.Context, serviceName string) (registry.Watcher, error) {
+	return &mockWatcher{}, nil
+}
+
+type mockWatcher struct{}
+
+func (*mockWatcher) Next() ([]*registry.ServiceInstance, error) {
 	return nil, nil
 }
 
+func (*mockWatcher) Stop() error {
+	return nil
+}
+
 func TestWithDiscovery(t *testing.T) {
 	ov := &mockDiscovery{}
 	o := WithDiscovery(ov)
@@ -203,3 +213,35 @@ func TestCodecForResponse(t *testing.T) {
 	c := CodecForResponse(resp)
 	assert.Equal(t, "xml", c.Name())
 }
+
+func TestNewClient(t *testing.T) {
+	_, err := NewClient(context.Background(), WithEndpoint("127.0.0.1:8888"))
+	if err != nil {
+		t.Error(err)
+	}
+	_, err = NewClient(context.Background(), WithEndpoint("127.0.0.1:9999"), WithTLSConfig(&tls.Config{ServerName: "www.kratos.com", RootCAs: nil}))
+	if err != nil {
+		t.Error(err)
+	}
+	client, err := NewClient(context.Background(), WithDiscovery(&mockDiscovery{}), WithEndpoint("discovery:///go-kratos"))
+	if err != nil {
+		t.Error(err)
+	}
+	_, err = NewClient(context.Background(), WithDiscovery(&mockDiscovery{}), WithEndpoint("discovery:///go-kratos"))
+	if err != nil {
+		t.Error(err)
+	}
+	_, err = NewClient(context.Background(), WithDiscovery(&mockDiscovery{}), WithEndpoint("127.0.0.1:8888"))
+	if err != nil {
+		t.Error(err)
+	}
+	_, err = NewClient(context.Background(), WithDiscovery(&mockDiscovery{}), WithEndpoint("https://go-kratos.dev/"))
+	if err == nil {
+		t.Error("err should not be equal to nil")
+	}
+
+	err = client.Invoke(context.Background(), "POST", "/go", map[string]string{"name": "kratos"}, nil, EmptyCallOption{})
+	if err == nil {
+		t.Error("err should not be equal to nil")
+	}
+}
diff --git a/transport/http/context_test.go b/transport/http/context_test.go
index d02cfda64..07ec8c03e 100644
--- a/transport/http/context_test.go
+++ b/transport/http/context_test.go
@@ -1 +1,168 @@
 package http
+
+import (
+	"bytes"
+	"context"
+	"net/http"
+	"net/http/httptest"
+	"net/url"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestContextHeader(t *testing.T) {
+	w := wrapper{
+		router: nil,
+		req:    &http.Request{Header: map[string][]string{"name": {"kratos"}}},
+		res:    nil,
+		w:      responseWriter{},
+	}
+	h := w.Header()
+	assert.Equal(t, h, http.Header{"name": {"kratos"}})
+}
+
+func TestContextForm(t *testing.T) {
+	w := wrapper{
+		router: nil,
+		req:    &http.Request{Header: map[string][]string{"name": {"kratos"}}, Method: "POST"},
+		res:    nil,
+		w:      responseWriter{},
+	}
+	form := w.Form()
+	assert.Equal(t, form, url.Values{})
+
+	w = wrapper{
+		router: nil,
+		req:    &http.Request{Form: map[string][]string{"name": {"kratos"}}},
+		res:    nil,
+		w:      responseWriter{},
+	}
+	form = w.Form()
+	assert.Equal(t, form, url.Values{"name": []string{"kratos"}})
+}
+
+func TestContextQuery(t *testing.T) {
+	w := wrapper{
+		router: nil,
+		req:    &http.Request{URL: &url.URL{Scheme: "https", Host: "github.com", Path: "go-kratos/kratos", RawQuery: "page=1"}, Method: "POST"},
+		res:    nil,
+		w:      responseWriter{},
+	}
+	q := w.Query()
+	assert.Equal(t, q, url.Values{"page": []string{"1"}})
+}
+
+func TestContextRequest(t *testing.T) {
+	req := &http.Request{Method: "POST"}
+	w := wrapper{
+		router: nil,
+		req:    req,
+		res:    nil,
+		w:      responseWriter{},
+	}
+	res := w.Request()
+	assert.Equal(t, res, req)
+}
+
+func TestContextResponse(t *testing.T) {
+	res := httptest.NewRecorder()
+	w := wrapper{
+		router: &Router{srv: &Server{enc: DefaultResponseEncoder}},
+		req:    &http.Request{Method: "POST"},
+		res:    res,
+		w:      responseWriter{200, res},
+	}
+	assert.Equal(t, w.Response(), res)
+	err := w.Returns(map[string]string{}, nil)
+	assert.Nil(t, err)
+}
+
+func TestContextBindQuery(t *testing.T) {
+	w := wrapper{
+		router: nil,
+		req:    &http.Request{URL: &url.URL{Scheme: "https", Host: "go-kratos-dev", RawQuery: "page=2"}},
+		res:    nil,
+		w:      responseWriter{},
+	}
+	type BindQuery struct {
+		Page int `json:"page"`
+	}
+	b := BindQuery{}
+	err := w.BindQuery(&b)
+	assert.Nil(t, err)
+	assert.Equal(t, b, BindQuery{Page: 2})
+}
+
+func TestContextBindForm(t *testing.T) {
+	w := wrapper{
+		router: nil,
+		req:    &http.Request{URL: &url.URL{Scheme: "https", Host: "go-kratos-dev"}, Form: map[string][]string{"page": {"2"}}},
+		res:    nil,
+		w:      responseWriter{},
+	}
+	type BindForm struct {
+		Page int `json:"page"`
+	}
+	b := BindForm{}
+	err := w.BindForm(&b)
+	assert.Nil(t, err)
+	assert.Equal(t, b, BindForm{Page: 2})
+}
+
+func TestContextResponseReturn(t *testing.T) {
+	writer := httptest.NewRecorder()
+	w := wrapper{
+		router: nil,
+		req:    nil,
+		res:    writer,
+		w:      responseWriter{},
+	}
+	err := w.JSON(200, "success")
+	assert.Nil(t, err)
+	err = w.XML(200, "success")
+	assert.Nil(t, err)
+	err = w.String(200, "success")
+	assert.Nil(t, err)
+	err = w.Blob(200, "blob", []byte("success"))
+	assert.Nil(t, err)
+	err = w.Stream(200, "stream", bytes.NewBuffer([]byte("success")))
+	assert.Nil(t, err)
+}
+
+func TestContextCtx(t *testing.T) {
+	ctx, cancel := context.WithTimeout(context.Background(), time.Second)
+	defer cancel()
+	req := &http.Request{Method: "POST"}
+	req = req.WithContext(ctx)
+	w := wrapper{
+		router: &Router{srv: &Server{enc: DefaultResponseEncoder}},
+		req:    req,
+		res:    nil,
+		w:      responseWriter{},
+	}
+	_, ok := w.Deadline()
+	assert.Equal(t, ok, true)
+	done := w.Done()
+	assert.NotNil(t, done)
+	err := w.Err()
+	assert.Nil(t, err)
+	v := w.Value("test")
+	assert.Nil(t, v)
+
+	w = wrapper{
+		router: &Router{srv: &Server{enc: DefaultResponseEncoder}},
+		req:    nil,
+		res:    nil,
+		w:      responseWriter{},
+	}
+	_, ok = w.Deadline()
+	assert.Equal(t, ok, false)
+	done = w.Done()
+	assert.Nil(t, done)
+	err = w.Err()
+	assert.NotNil(t, err)
+	v = w.Value("test")
+	assert.Nil(t, v)
+}
diff --git a/transport/http/router_test.go b/transport/http/router_test.go
index cc9f0a0b7..53507ed3c 100644
--- a/transport/http/router_test.go
+++ b/transport/http/router_test.go
@@ -184,4 +184,10 @@ func TestHandle(t *testing.T) {
 		return nil
 	}
 	r.GET("/get", h)
+	r.HEAD("/head", h)
+	r.PATCH("/patch", h)
+	r.DELETE("/delete", h)
+	r.CONNECT("/connect", h)
+	r.OPTIONS("/options", h)
+	r.TRACE("/trace", h)
 }
diff --git a/transport/http/transport_test.go b/transport/http/transport_test.go
index 50da37d45..ed2de92ff 100644
--- a/transport/http/transport_test.go
+++ b/transport/http/transport_test.go
@@ -1,6 +1,7 @@
 package http
 
 import (
+	"context"
 	"net/http"
 	"testing"
 
@@ -57,3 +58,10 @@ func TestHeaderCarrier_Keys(t *testing.T) {
 	v.Set("bcc", "2")
 	assert.ElementsMatch(t, []string{"Abb", "Bcc"}, v.Keys())
 }
+
+func TestSetOperation(t *testing.T) {
+	tr := &Transport{}
+	ctx := transport.NewServerContext(context.Background(), tr)
+	SetOperation(ctx, "kratos")
+	assert.Equal(t, tr.operation, "kratos")
+}