Add some ut

Makefile

@@ -362,7 +362,7 @@ unitest_tests:
 	-@rm -rf $(UNITEST_OUTPUT)
 	-@mkdir -p $(UNITEST_OUTPUT)
 	@echo "run unitest tests"
-	sudo $(ROOT_DIR)/tools/golang/ginkgo.sh   \
+	sudo $(ROOT_DIR)/tools/golang/ginkgo.sh -gcflags "-l"   \
 		--cover --coverprofile=./coverage.out --covermode set  \
 		--json-report unitestreport.json \
 		-randomize-suites -randomize-all --keep-going  --timeout=1h  -p   --slow-spec-threshold=120s \

pkg/agent/metrics/metrics_test.go

@@ -0,0 +1,12 @@
+// Copyright 2022 Authors of spidernet-io
+// SPDX-License-Identifier: Apache-2.0
+
+package metrics
+
+import (
+	"testing"
+)
+
+func TestRegisterMetricCollectors(t *testing.T) {
+	RegisterMetricCollectors()
+}

pkg/agent/route/route.go

@@ -88,18 +88,18 @@ func (r *RuleRoute) Ensure(linkName string, ipv4, ipv6 *net.IP, table int, mark
 
 	log.V(1).Info("get link")
 
-	err = r.ensureRoute(link, ipv4, netlink.FAMILY_V4, table, log)
+	err = r.EnsureRoute(link, ipv4, netlink.FAMILY_V4, table, log)
 	if err != nil {
 		return err
 	}
-	err = r.ensureRoute(link, ipv6, netlink.FAMILY_V6, table, log)
+	err = r.EnsureRoute(link, ipv6, netlink.FAMILY_V6, table, log)
 	if err != nil {
 		return err
 	}
 	return nil
 }
 
-func (r *RuleRoute) ensureRoute(link netlink.Link, ip *net.IP, family int, table int, log logr.Logger) error {
+func (r *RuleRoute) EnsureRoute(link netlink.Link, ip *net.IP, family int, table int, log logr.Logger) error {
 	log = log.WithValues("family", family, "ip", ip)
 	log.V(1).Info("ensure route")