E2Manager/managers/kubernetes_manager_test.go

   1 //
   2 // Copyright 2019 AT&T Intellectual Property
   3 // Copyright 2019 Nokia
   4 //
   5 // Licensed under the Apache License, Version 2.0 (the "License");
   6 // you may not use this file except in compliance with the License.
   7 // You may obtain a copy of the License at
   8 //
   9 //      http://www.apache.org/licenses/LICENSE-2.0
  10 //
  11 // Unless required by applicable law or agreed to in writing, software
  12 // distributed under the License is distributed on an "AS IS" BASIS,
  13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 // See the License for the specific language governing permissions and
  15 // limitations under the License.
  16 //
  17
  18 //  This source code is part of the near-RT RIC (RAN Intelligent Controller)
  19 //  platform project (RICP).
  20
  21 package managers
  22 /*
  23
  24 import (
  25         "e2mgr/configuration"
  26         "e2mgr/logger"
  27         "github.com/stretchr/testify/assert"
  28         "k8s.io/api/core/v1"
  29         metaV1 "k8s.io/apimachinery/pkg/apis/meta/v1"
  30         "k8s.io/apimachinery/pkg/runtime"
  31         "k8s.io/client-go/kubernetes/fake"
  32         "testing"
  33 )
  34
  35 type TestStruct struct {
  36         description string
  37         namespace   string
  38         expected    []string
  39         objs        []runtime.Object
  40 }
  41
  42 func initKubernetesManagerTest(t *testing.T) *KubernetesManager {
  43         logger, err := logger.InitLogger(logger.DebugLevel)
  44         if err != nil {
  45                 t.Errorf("#... - failed to initialize logger, error: %s", err)
  46         }
  47         config := &configuration.Configuration{}
  48         config.Kubernetes.KubeNamespace = "oran"
  49         config.Kubernetes.ConfigPath = "somePath"
  50
  51         kubernetesManager := NewKubernetesManager(logger, config)
  52
  53         return kubernetesManager
  54 }
  55
  56 func TestDelete_NoPodName(t *testing.T) {
  57         test := TestStruct{
  58                 description: "2 namespace, 2 pods in oran",
  59                 namespace:   "oran",
  60                 objs:        []runtime.Object{pod("oran", "POD_Test_1"), pod("oran", "POD_Test_2"), pod("some-namespace", "POD_Test_1")},
  61         }
  62
  63         kubernetesManager := initKubernetesManagerTest(t)
  64
  65         t.Run(test.description, func(t *testing.T) {
  66                 kubernetesManager.ClientSet = fake.NewSimpleClientset(test.objs...)
  67
  68                 err := kubernetesManager.DeletePod("")
  69                 assert.NotNil(t, err)
  70         })
  71 }
  72
  73 func TestDelete_NoPods(t *testing.T) {
  74         test := TestStruct{
  75                 description: "no pods",
  76                 namespace:   "oran",
  77                 expected:    nil,
  78                 objs:        nil,
  79         }
  80
  81         kubernetesManager := initKubernetesManagerTest(t)
  82
  83         t.Run(test.description, func(t *testing.T) {
  84                 kubernetesManager.ClientSet = fake.NewSimpleClientset(test.objs...)
  85
  86                 err := kubernetesManager.DeletePod("POD_Test")
  87                 assert.NotNil(t, err)
  88         })
  89 }
  90
  91 func TestDelete_PodExists(t *testing.T) {
  92         test := TestStruct{
  93                 description: "2 namespace, 2 pods in oran",
  94                 namespace:   "oran",
  95                 objs:        []runtime.Object{pod("oran", "POD_Test_1"), pod("oran", "POD_Test_2"), pod("some-namespace", "POD_Test_1")},
  96         }
  97
  98         kubernetesManager := initKubernetesManagerTest(t)
  99
 100         t.Run(test.description, func(t *testing.T) {
 101                 kubernetesManager.ClientSet = fake.NewSimpleClientset(test.objs...)
 102
 103                 err := kubernetesManager.DeletePod("POD_Test_1")
 104                 assert.Nil(t, err)
 105         })
 106 }
 107
 108 func TestDelete_NoPodInNamespace(t *testing.T) {
 109         test := TestStruct{
 110                 description: "2 namespace, 2 pods in oran",
 111                 namespace:   "oran",
 112                 objs:        []runtime.Object{pod("oran", "POD_Test_1"), pod("oran", "POD_Test_2"), pod("some-namespace", "POD_Test")},
 113         }
 114
 115         kubernetesManager := initKubernetesManagerTest(t)
 116
 117         t.Run(test.description, func(t *testing.T) {
 118                 kubernetesManager.ClientSet = fake.NewSimpleClientset(test.objs...)
 119
 120                 err := kubernetesManager.DeletePod("POD_Test")
 121                 assert.NotNil(t, err)
 122         })
 123 }
 124
 125 func TestDelete_NoNamespace(t *testing.T) {
 126         test := TestStruct{
 127                 description: "No oran namespace",
 128                 namespace:   "oran",
 129                 objs:        []runtime.Object{pod("some-namespace", "POD_Test_1"), pod("some-namespace", "POD_Test_2"), pod("some-namespace", "POD_Test")},
 130         }
 131
 132         kubernetesManager := initKubernetesManagerTest(t)
 133
 134         t.Run(test.description, func(t *testing.T) {
 135                 kubernetesManager.ClientSet = fake.NewSimpleClientset(test.objs...)
 136
 137                 err := kubernetesManager.DeletePod("POD_Test")
 138                 assert.NotNil(t, err)
 139         })
 140 }
 141
 142 func pod(namespace, image string) *v1.Pod {
 143
 144         return &v1.Pod{
 145                 ObjectMeta: metaV1.ObjectMeta{
 146                         Name:        image,
 147                         Namespace:   namespace,
 148                         Annotations: map[string]string{},
 149                 },
 150         }
 151 }
 152 */