/* Copyright 2023 The Karmada Authors. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ package kubernetes import "testing" func TestCommandInitIOption_etcdVolume(t *testing.T) { tests := []struct { name string opt CommandInitOption claimIsNil bool errorMsg string }{ { name: "EtcdStorageMode is etcdStorageModePVC", opt: CommandInitOption{ EtcdStorageMode: etcdStorageModePVC, Namespace: "karmada", StorageClassesName: "StorageClassesName", EtcdPersistentVolumeSize: "1024", }, claimIsNil: false, errorMsg: "CommandInitOption.etcdVolume() returns persistentVolumeClaim nil", }, { name: "EtcdStorageMode is etcdStorageModeHostPath", opt: CommandInitOption{ EtcdStorageMode: etcdStorageModeHostPath, Namespace: "karmada", StorageClassesName: "StorageClassesName", EtcdHostDataPath: "/data", }, claimIsNil: true, errorMsg: "CommandInitOption.etcdVolume() returns persistentVolumeClaim not nil", }, { name: "EtcdStorageMode is etcdStorageModeEmptyDir", opt: CommandInitOption{ EtcdStorageMode: etcdStorageModeEmptyDir, Namespace: "karmada", StorageClassesName: "StorageClassesName", }, claimIsNil: true, errorMsg: "CommandInitOption.etcdVolume() returns persistentVolumeClaim not nil", }, } for _, tt := range tests { t.Run(tt.name, func(t *testing.T) { _, got := tt.opt.etcdVolume() if (got == nil) != tt.claimIsNil { t.Errorf(tt.errorMsg) } }) } } func TestCommandInitIOption_etcdInitContainerCommand(t *testing.T) { opt := CommandInitOption{Namespace: "karmada", EtcdReplicas: 1} if got := opt.etcdInitContainerCommand(); len(got) == 0 { t.Errorf("CommandInitOption.etcdInitContainerCommand() returns empty") } } func TestCommandInitIOption_makeETCDStatefulSet(t *testing.T) { tests := []struct { name string opt CommandInitOption expectedNSValue string expectedNSLabel string }{ { name: "EtcdStorageMode is etcdStorageModeHostPath, EtcdNodeSelectorLabels is set", opt: CommandInitOption{ EtcdStorageMode: etcdStorageModeHostPath, Namespace: "karmada", StorageClassesName: "StorageClassesName", EtcdPersistentVolumeSize: "1024", EtcdNodeSelectorLabels: "label=value", }, expectedNSValue: "value", expectedNSLabel: "label", }, { name: "EtcdStorageMode is etcdStorageModeHostPath, EtcdNodeSelectorLabels is not set", opt: CommandInitOption{ EtcdStorageMode: etcdStorageModeHostPath, Namespace: "karmada", StorageClassesName: "StorageClassesName", EtcdPersistentVolumeSize: "1024", EtcdNodeSelectorLabels: "", }, expectedNSValue: "", expectedNSLabel: "karmada.io/etcd", }, { name: "EtcdStorageMode is etcdStorageModePVC", opt: CommandInitOption{ EtcdStorageMode: etcdStorageModePVC, Namespace: "karmada", StorageClassesName: "StorageClassesName", EtcdPersistentVolumeSize: "1024", EtcdNodeSelectorLabels: "", }, }, } for _, tt := range tests { t.Run(tt.name, func(t *testing.T) { etcd := tt.opt.makeETCDStatefulSet() if tt.opt.EtcdStorageMode == etcdStorageModePVC { if len(etcd.Spec.VolumeClaimTemplates) == 0 { t.Errorf("CommandInitOption.makeETCDStatefulSet() returns empty VolumeClaimTemplates") } } else { nodeSelector := etcd.Spec.Template.Spec.NodeSelector if val, ok := nodeSelector[tt.expectedNSLabel]; !ok || val != tt.expectedNSValue { t.Errorf("CommandInitOption.makeETCDStatefulSet() returns wrong nodeSelector %v", nodeSelector) } if len(etcd.Spec.VolumeClaimTemplates) != 0 { t.Errorf("CommandInitOption.makeETCDStatefulSet() returns non-empty VolumeClaimTemplates") } } }) } }