Adding test making sure utils.InitAttrReloadCache does not produce nil items

utils/apitpdata_test.go

@@ -194,3 +194,33 @@ func TestAppendToSMCostFilter(t *testing.T) {
 		t.Errorf("Expected: %s ,received: %s ", ToJSON(expected), ToJSON(smfltr))
 	}
 }
+
+func TestInitAttrReloadCache(t *testing.T) {
+	var expected AttrReloadCache
+	expected.DestinationIDs = &[]string{}
+	expected.ReverseDestinationIDs = &[]string{}
+	expected.RatingPlanIDs = &[]string{}
+	expected.RatingProfileIDs = &[]string{}
+	expected.ActionIDs = &[]string{}
+	expected.ActionPlanIDs = &[]string{}
+	expected.AccountActionPlanIDs = &[]string{}
+	expected.ActionTriggerIDs = &[]string{}
+	expected.SharedGroupIDs = &[]string{}
+	expected.ResourceProfileIDs = &[]string{}
+	expected.ResourceIDs = &[]string{}
+	expected.StatsQueueIDs = &[]string{}
+	expected.StatsQueueProfileIDs = &[]string{}
+	expected.ThresholdIDs = &[]string{}
+	expected.ThresholdProfileIDs = &[]string{}
+	expected.FilterIDs = &[]string{}
+	expected.SupplierProfileIDs = &[]string{}
+	expected.AttributeProfileIDs = &[]string{}
+	expected.ChargerProfileIDs = &[]string{}
+	expected.DispatcherProfileIDs = &[]string{}
+	expected.DispatcherHostIDs = &[]string{}
+	expected.DispatcherRoutesIDs = &[]string{}
+
+	if rcv := InitAttrReloadCache(); !reflect.DeepEqual(rcv, expected) {
+		t.Errorf("Expecting: %+v, received: %+v", expected, rcv)
+	}
+}