some fixes

Signed-off-by: zhangzujian <zhangzujian.7@gmail.com>

Author: zhangzujian

pkg/ovn_leader_checker/ovn.go

@@ -164,8 +164,7 @@ func checkOvnIsAlive() bool {
 	return true
 }
 
-// isDBLeader checks whether the ovn db is leader
-// return values: string: local ovsdb-server address, bool: is leader or not
+// isDBLeader checks whether the ovn db at address is leader for the given database
 func isDBLeader(address, database string) bool {
 	var dbAddr string
 	switch database {

pkg/ovs/ovsdb-client_test.go

@@ -1,7 +1,6 @@
 package ovs
 
 import (
-	"os"
 	"testing"
 
 	"k8s.io/apimachinery/pkg/util/intstr"
@@ -47,7 +46,7 @@ func TestOvsdbServerAddress(t *testing.T) {
 
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			os.Setenv("ENABLE_SSL", tt.envValue)
+			t.Setenv("ENABLE_SSL", tt.envValue)
 			result := OvsdbServerAddress(tt.host, tt.port)
 			if result != tt.expected {
 				t.Errorf("expected %s, got %s", tt.expected, result)