install ginkgo, getting start https://onsi.github.io/ginkgo/
go get github.com/onsi/ginkgo/ginkgo
go get github.com/onsi/gomega/...
cd $project
ginkgo e2e/k8s-vlan
# run a single test with verbose logs
ginkgo -focus "vlan second ips" e2e/k8s-vlan -- --logtostderr --v=4
build and test
ginkgo build e2e/k8s-vlan
e2e/k8s-vlan/k8s-vlan.test