fix issue https://github.com/gogf/gf/issues/1148

net/ghttp/ghttp_unit_client_test.go

@@ -421,3 +421,23 @@ func Test_Client_Middleware(t *testing.T) {
 		t.Assert(resp, nil)
 	})
 }
+
+func Test_Client_Agent(t *testing.T) {
+	p, _ := ports.PopRand()
+	s := g.Server(p)
+	s.BindHandler("/", func(r *ghttp.Request) {
+		r.Response.Write(r.UserAgent())
+	})
+	s.SetPort(p)
+	s.SetDumpRouterMap(false)
+	s.Start()
+	defer s.Shutdown()
+
+	time.Sleep(100 * time.Millisecond)
+
+	gtest.C(t, func(t *gtest.T) {
+		c := g.Client().SetPrefix(fmt.Sprintf("http://127.0.0.1:%d", p))
+		c.SetAgent("test")
+		t.Assert(c.GetContent("/"), "test")
+	})
+}

net/ghttp/internal/client/client.go

@@ -27,7 +27,6 @@ type Client struct {
 	http.Client                         // Underlying HTTP Client.
 	ctx               context.Context   // Context for each request.
 	dump              bool              // Mark this request will be dumped.
-	agent             string            // Client agent.
 	parent            *Client           // Parent http client, this is used for chaining operations.
 	header            map[string]string // Custom header map.
 	cookies           map[string]string // Custom cookie map.
@@ -46,7 +45,7 @@ var (
 
 // New creates and returns a new HTTP client object.
 func New() *Client {
-	return &Client{
+	client := &Client{
 		Client: http.Client{
 			Transport: &http.Transport{
 				// No validation for https certification of the server in default.
@@ -58,11 +57,12 @@ func New() *Client {
 		},
 		header:  make(map[string]string),
 		cookies: make(map[string]string),
-		agent:   defaultClientAgent,
 	}
+	client.header["User-Agent"] = defaultClientAgent
+	return client
 }
 
-// Clone clones current client and returns a new one.
+// Clone deeply clones current client and returns a new one.
 func (c *Client) Clone() *Client {
 	newClient := New()
 	*newClient = *c

net/ghttp/internal/client/client_request.go

@@ -251,10 +251,6 @@ func (c *Client) prepareRequest(method, url string, data ...interface{}) (req *h
 	} else {
 		req = req.WithContext(context.Background())
 	}
-	// Client agent.
-	if c.agent != "" {
-		req.Header.Set("User-Agent", c.agent)
-	}
 	// Custom header.
 	if len(c.header) > 0 {
 		for k, v := range c.header {