132 lines
3.8 KiB
Go
132 lines
3.8 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package status
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import (
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"encoding/json"
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"testing"
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"time"
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meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/client-go/kubernetes/fake"
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"k8s.io/client-go/pkg/api"
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api_v1 "k8s.io/client-go/pkg/api/v1"
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"k8s.io/ingress/core/pkg/ingress/status/leaderelection/resourcelock"
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)
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func TestGetCurrentLeaderLeaderExist(t *testing.T) {
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fkER := resourcelock.LeaderElectionRecord{
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HolderIdentity: "currentLeader",
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LeaseDurationSeconds: 30,
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AcquireTime: meta_v1.NewTime(time.Now()),
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RenewTime: meta_v1.NewTime(time.Now()),
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LeaderTransitions: 3,
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}
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leaderInfo, _ := json.Marshal(fkER)
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fkEndpoints := api_v1.Endpoints{
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ObjectMeta: meta_v1.ObjectMeta{
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Name: "ingress-controller-test",
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Namespace: api.NamespaceSystem,
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Annotations: map[string]string{
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resourcelock.LeaderElectionRecordAnnotationKey: string(leaderInfo),
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},
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},
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}
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fk := fake.NewSimpleClientset(&api_v1.EndpointsList{Items: []api_v1.Endpoints{fkEndpoints}})
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identity, endpoints, err := getCurrentLeader("ingress-controller-test", api.NamespaceSystem, fk)
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if err != nil {
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t.Fatalf("expected identitiy and endpoints but returned error %s", err)
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}
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if endpoints == nil {
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t.Fatalf("returned nil but expected an endpoints")
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}
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if identity != "currentLeader" {
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t.Fatalf("returned %v but expected %v", identity, "currentLeader")
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}
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}
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func TestGetCurrentLeaderLeaderNotExist(t *testing.T) {
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fkEndpoints := api_v1.Endpoints{
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ObjectMeta: meta_v1.ObjectMeta{
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Name: "ingress-controller-test",
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Namespace: api.NamespaceSystem,
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Annotations: map[string]string{},
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},
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}
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fk := fake.NewSimpleClientset(&api_v1.EndpointsList{Items: []api_v1.Endpoints{fkEndpoints}})
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identity, endpoints, err := getCurrentLeader("ingress-controller-test", api.NamespaceSystem, fk)
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if err != nil {
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t.Fatalf("unexpeted error: %v", err)
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}
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if endpoints == nil {
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t.Fatalf("returned nil but expected an endpoints")
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}
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if identity != "" {
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t.Fatalf("returned %s but expected %s", identity, "")
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}
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}
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func TestGetCurrentLeaderAnnotationError(t *testing.T) {
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fkEndpoints := api_v1.Endpoints{
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ObjectMeta: meta_v1.ObjectMeta{
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Name: "ingress-controller-test",
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Namespace: api.NamespaceSystem,
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Annotations: map[string]string{
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resourcelock.LeaderElectionRecordAnnotationKey: "just-test-error-leader-annotation",
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},
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},
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}
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fk := fake.NewSimpleClientset(&api_v1.EndpointsList{Items: []api_v1.Endpoints{fkEndpoints}})
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_, _, err := getCurrentLeader("ingress-controller-test", api.NamespaceSystem, fk)
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if err == nil {
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t.Errorf("expected error")
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}
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}
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func TestNewElection(t *testing.T) {
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fk := fake.NewSimpleClientset(&api_v1.EndpointsList{Items: []api_v1.Endpoints{
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{
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ObjectMeta: meta_v1.ObjectMeta{
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Name: "ingress-controller-test",
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Namespace: api.NamespaceSystem,
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},
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},
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{
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ObjectMeta: meta_v1.ObjectMeta{
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Name: "ingress-controller-test-020",
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Namespace: api.NamespaceSystem,
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},
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},
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}})
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ne, err := NewElection("ingress-controller-test", "startLeader", api.NamespaceSystem, 4*time.Second, func(leader string) {
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// do nothing
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go t.Logf("execute callback fun, leader is: %s", leader)
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}, fk)
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if err != nil {
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t.Fatalf("unexpected error %v", err)
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}
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if ne == nil {
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t.Fatalf("unexpected nil")
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}
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}
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