fix: easwar comment

credentials/alts/internal/handshaker/service/service_test.go

@@ -19,9 +19,19 @@
 package service
 
 import (
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/internal/grpctest"
 	"testing"
 )
 
+type s struct {
+	grpctest.Tester
+}
+
+func Test(t *testing.T) {
+	grpctest.RunSubTests(t, s{})
+}
+
 const (
 	testAddress1 = "some_address_1"
 	testAddress2 = "some_address_2"
@@ -34,7 +44,14 @@ const (
 //     and expects the returned connection matching with ƒirst connection.
 //   - Third call to Dial with a different address creates a separate new connection
 //     and expects a different connection from connnection1 and connection2.
-func TestDial(t *testing.T) {
+func (s) TestDial(t *testing.T) {
+	temp := hsDialer
+	hsDialer = func(target string, opts ...grpc.DialOption) (*grpc.ClientConn, error) {
+		return &grpc.ClientConn{}, nil
+	}
+	defer func() {
+		hsDialer = temp
+	}()
 	// First call to Dial, it should create a connection to the server running
 	// at the given address.
 	conn1, err := Dial(testAddress1)