sarazqy: add kubelet_getter UT

JobBuild
109999
05-14 12:06
1e3037af
05-14 12:05
pull-kubernetes-conformance-kind-ga-only-parallel 1525446835546624000
pull-kubernetes-dependencies 1525446835349491712
pull-kubernetes-e2e-gce-100-performance 1525446835668258816
pull-kubernetes-e2e-gce-ubuntu-containerd 1525446835387240448
pull-kubernetes-e2e-kind 1525446835475320832
pull-kubernetes-e2e-kind-ipv6 1525446835508875264
pull-kubernetes-integration 1525446835420794880
pull-kubernetes-node-e2e-containerd 1525446835622121472
pull-kubernetes-typecheck 1525446835693424640
pull-kubernetes-unit 1525446835588567040
pull-kubernetes-verify 1525446837006241792
pull-kubernetes-verify-govet-levee 1525446836163186688