diff --git a/config/config_json_test.go b/config/config_json_test.go
index b51e32522..6736ba23a 100755
--- a/config/config_json_test.go
+++ b/config/config_json_test.go
@@ -688,6 +688,17 @@ func TestDfUserServJsonCfg(t *testing.T) {
 	}
 }
 
+func TestDfFilterSJsonCfg(t *testing.T) {
+	eCfg := &FilterSJsonCfg{
+		Stats_conns: &[]*HaPoolJsonCfg{},
+	}
+	if cfg, err := dfCgrJsonCfg.FilterSJsonCfg(); err != nil {
+		t.Error(err)
+	} else if !reflect.DeepEqual(eCfg, cfg) {
+		t.Errorf("Expected: %s, received: %s", utils.ToJSON(eCfg), utils.ToJSON(cfg))
+	}
+}
+
 func TestDfResourceLimiterSJsonCfg(t *testing.T) {
 	eCfg := &ResourceSJsonCfg{
 		Enabled:          utils.BoolPointer(false),
diff --git a/config/config_test.go b/config/config_test.go
index 222571e59..3aa6a71d7 100755
--- a/config/config_test.go
+++ b/config/config_test.go
@@ -269,7 +269,7 @@ func TestCgrCfgJSONDefaultsStorDB(t *testing.T) {
 }
 
 func TestCgrCfgJSONDefaultsRALs(t *testing.T) {
-
+	//asd
 	eHaPoolcfg := []*HaPoolConfig{}
 
 	if cgrCfg.RALsEnabled != false {
@@ -580,6 +580,15 @@ func TestCgrCfgJSONDefaultsUserS(t *testing.T) {
 	}
 }
 
+func TestCgrCfgJSONDefaultFiltersCfg(t *testing.T) {
+	eFiltersCfg := &FilterSCfg{
+		StatSConns: []*HaPoolConfig{},
+	}
+	if !reflect.DeepEqual(cgrCfg.filterSCfg, eFiltersCfg) {
+		t.Errorf("received: %+v, expecting: %+v", cgrCfg.filterSCfg, eFiltersCfg)
+	}
+}
+
 func TestCgrCfgJSONDefaultsResLimCfg(t *testing.T) {
 	eResLiCfg := &ResourceSConfig{
 		Enabled:         false,