change test func name

Signed-off-by: husharp <jinhao.hu@pingcap.com>

client/http/client.go

@@ -375,8 +375,9 @@ func NewHTTPClientWithRequestChecker(checker requestChecker) *http.Client {
 	}
 }
 
-// newClientWithoutServiceDiscovery creates a PD HTTP client with the given PD addresses and TLS config without service discovery.
-func newClientWithoutServiceDiscovery(
+// newClientWithoutInitServiceDiscovery creates a PD HTTP client
+// with the given PD addresses and TLS config without init service discovery.
+func newClientWithoutInitServiceDiscovery(
 	source string,
 	pdAddrs []string,
 	opts ...ClientOption,

client/http/client_test.go

@@ -40,7 +40,7 @@ func TestPDAllowFollowerHandleHeader(t *testing.T) {
 		}
 		return nil
 	})
-	c := newClientWithoutServiceDiscovery("test-header", []string{"http://127.0.0.1"}, WithHTTPClient(httpClient))
+	c := newClientWithoutInitServiceDiscovery("test-header", []string{"http://127.0.0.1"}, WithHTTPClient(httpClient))
 	c.GetRegions(context.Background())
 	c.GetHistoryHotRegions(context.Background(), &HistoryHotRegionsRequest{})
 	c.Close()
@@ -58,7 +58,7 @@ func TestCallerID(t *testing.T) {
 		}
 		return nil
 	})
-	c := newClientWithoutServiceDiscovery("test-caller-id", []string{"http://127.0.0.1"}, WithHTTPClient(httpClient))
+	c := newClientWithoutInitServiceDiscovery("test-caller-id", []string{"http://127.0.0.1"}, WithHTTPClient(httpClient))
 	c.GetRegions(context.Background())
 	expectedVal.Store("test")
 	c.WithCallerID(expectedVal.Load()).GetRegions(context.Background())
@@ -69,7 +69,7 @@ func TestWithBackoffer(t *testing.T) {
 	re := require.New(t)
 	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
-	c := newClientWithoutServiceDiscovery("test-with-backoffer", []string{"http://127.0.0.1"})
+	c := newClientWithoutInitServiceDiscovery("test-with-backoffer", []string{"http://127.0.0.1"})
 
 	base := 100 * time.Millisecond
 	max := 500 * time.Millisecond