goversion/internal/linkfailure/linkfailurehandler_test.go

   1 // -
   2 //   ========================LICENSE_START=================================
   3 //   O-RAN-SC
   4 //   %%
   5 //   Copyright (C) 2021: Nordix Foundation
   6 //   %%
   7 //   Licensed under the Apache License, Version 2.0 (the "License");
   8 //   you may not use this file except in compliance with the License.
   9 //   You may obtain a copy of the License at
  10 //
  11 //        http://www.apache.org/licenses/LICENSE-2.0
  12 //
  13 //   Unless required by applicable law or agreed to in writing, software
  14 //   distributed under the License is distributed on an "AS IS" BASIS,
  15 //   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16 //   See the License for the specific language governing permissions and
  17 //   limitations under the License.
  18 //   ========================LICENSE_END===================================
  19 //
  20
  21 package linkfailure
  22
  23 import (
  24         "bytes"
  25         "encoding/json"
  26         "io/ioutil"
  27         "net/http"
  28         "net/http/httptest"
  29         "os"
  30         "testing"
  31
  32         log "github.com/sirupsen/logrus"
  33
  34         "github.com/stretchr/testify/mock"
  35         "github.com/stretchr/testify/require"
  36         "oransc.org/usecase/oruclosedloop/internal/repository"
  37         repomock "oransc.org/usecase/oruclosedloop/internal/repository/mocks"
  38         "oransc.org/usecase/oruclosedloop/internal/restclient/mocks"
  39         "oransc.org/usecase/oruclosedloop/internal/ves"
  40 )
  41
  42 func Test_MessagesHandlerWithLinkFailure(t *testing.T) {
  43         log.SetLevel(log.DebugLevel)
  44         assertions := require.New(t)
  45
  46         var buf bytes.Buffer
  47         log.SetOutput(&buf)
  48         defer func() {
  49                 log.SetOutput(os.Stderr)
  50         }()
  51
  52         clientMock := mocks.HTTPClient{}
  53
  54         clientMock.On("Do", mock.Anything).Return(&http.Response{
  55                 StatusCode: http.StatusOK,
  56         }, nil)
  57
  58         lookupServiceMock := repomock.LookupService{}
  59
  60         lookupServiceMock.On("GetODuID", mock.Anything).Return("O-DU-1122", nil)
  61
  62         handlerUnderTest := NewLinkFailureHandler(&lookupServiceMock, Configuration{
  63                 SDNRAddress:  "http://localhost:9990",
  64                 SDNRUser:     "admin",
  65                 SDNRPassword: "pwd",
  66         }, &clientMock)
  67
  68         responseRecorder := httptest.NewRecorder()
  69         r := newRequest(http.MethodPost, "/", getFaultMessage("ERICSSON-O-RU-11220", "CRITICAL"), t)
  70         handler := http.HandlerFunc(handlerUnderTest.MessagesHandler)
  71         handler.ServeHTTP(responseRecorder, r)
  72         assertions.Equal(http.StatusOK, responseRecorder.Result().StatusCode)
  73
  74         var actualRequest *http.Request
  75         clientMock.AssertCalled(t, "Do", mock.MatchedBy(func(req *http.Request) bool {
  76                 actualRequest = req
  77                 return true
  78         }))
  79         assertions.Equal(http.MethodPut, actualRequest.Method)
  80         assertions.Equal("http", actualRequest.URL.Scheme)
  81         assertions.Equal("localhost:9990", actualRequest.URL.Host)
  82         expectedSdnrPath := "/rests/data/network-topology:network-topology/topology=topology-netconf/node=O-DU-1122/yang-ext:mount/o-ran-sc-du-hello-world:network-function/distributed-unit-functions=O-DU-1122/radio-resource-management-policy-ratio=rrm-pol-1"
  83         assertions.Equal(expectedSdnrPath, actualRequest.URL.Path)
  84         assertions.Equal("application/json; charset=utf-8", actualRequest.Header.Get("Content-Type"))
  85         tempRequest, _ := http.NewRequest("", "", nil)
  86         tempRequest.SetBasicAuth("admin", "pwd")
  87         assertions.Equal(tempRequest.Header.Get("Authorization"), actualRequest.Header.Get("Authorization"))
  88         body, _ := ioutil.ReadAll(actualRequest.Body)
  89         expectedBody := []byte(`{"o-ran-sc-du-hello-world:radio-resource-management-policy-ratio":[{"id":"rrm-pol-1","radio-resource-management-policy-max-ratio":25,"radio-resource-management-policy-members":[{"mobile-country-code":"310","mobile-network-code":"150","slice-differentiator":1,"slice-service-type":1}],"radio-resource-management-policy-min-ratio":15,"user-label":"rrm-pol-1","resource-type":"prb","radio-resource-management-policy-dedicated-ratio":20,"administrative-state":"unlocked"}]}`)
  90         assertions.Equal(expectedBody, body)
  91         clientMock.AssertNumberOfCalls(t, "Do", 1)
  92
  93         logString := buf.String()
  94         assertions.Contains(logString, "Sent unlock message")
  95         assertions.Contains(logString, "O-RU: ERICSSON-O-RU-11220")
  96         assertions.Contains(logString, "O-DU: O-DU-1122")
  97 }
  98
  99 func newRequest(method string, url string, bodyAsBytes []byte, t *testing.T) *http.Request {
 100         body := ioutil.NopCloser(bytes.NewReader(bodyAsBytes))
 101         if req, err := http.NewRequest(method, url, body); err == nil {
 102                 return req
 103         } else {
 104                 t.Fatalf("Could not create request due to: %v", err)
 105                 return nil
 106         }
 107 }
 108
 109 func Test_MessagesHandlerWithClearLinkFailure(t *testing.T) {
 110         log.SetLevel(log.DebugLevel)
 111         assertions := require.New(t)
 112
 113         var buf bytes.Buffer
 114         log.SetOutput(&buf)
 115         defer func() {
 116                 log.SetOutput(os.Stderr)
 117         }()
 118
 119         lookupServiceMock := repomock.LookupService{}
 120
 121         lookupServiceMock.On("GetODuID", mock.Anything).Return("O-DU-1122", nil)
 122
 123         handlerUnderTest := NewLinkFailureHandler(&lookupServiceMock, Configuration{}, nil)
 124
 125         responseRecorder := httptest.NewRecorder()
 126         r := newRequest(http.MethodPost, "/", getFaultMessage("ERICSSON-O-RU-11220", "NORMAL"), t)
 127         handler := http.HandlerFunc(handlerUnderTest.MessagesHandler)
 128         handler.ServeHTTP(responseRecorder, r)
 129         assertions.Equal(http.StatusOK, responseRecorder.Result().StatusCode)
 130
 131         logString := buf.String()
 132         assertions.Contains(logString, "Cleared Link failure")
 133         assertions.Contains(logString, "O-RU ID: ERICSSON-O-RU-11220")
 134 }
 135
 136 func Test_MessagesHandlerWithLinkFailureUnmappedORU(t *testing.T) {
 137         log.SetLevel(log.DebugLevel)
 138         assertions := require.New(t)
 139
 140         var buf bytes.Buffer
 141         log.SetOutput(&buf)
 142         defer func() {
 143                 log.SetOutput(os.Stderr)
 144         }()
 145
 146         lookupServiceMock := repomock.LookupService{}
 147
 148         lookupServiceMock.On("GetODuID", mock.Anything).Return("", repository.IdNotMappedError{
 149                 Id: "ERICSSON-O-RU-11220",
 150         })
 151
 152         handlerUnderTest := NewLinkFailureHandler(&lookupServiceMock, Configuration{}, nil)
 153
 154         responseRecorder := httptest.NewRecorder()
 155         r := newRequest(http.MethodPost, "/", getFaultMessage("ERICSSON-O-RU-11220", "CRITICAL"), t)
 156         handler := http.HandlerFunc(handlerUnderTest.MessagesHandler)
 157         handler.ServeHTTP(responseRecorder, r)
 158         assertions.Equal(http.StatusOK, responseRecorder.Result().StatusCode)
 159
 160         logString := buf.String()
 161         assertions.Contains(logString, "O-RU-ID: ERICSSON-O-RU-11220 not mapped.")
 162 }
 163
 164 func getFaultMessage(sourceName string, eventSeverity string) []byte {
 165         linkFailureMessage := ves.FaultMessage{
 166                 Event: ves.Event{
 167                         CommonEventHeader: ves.CommonEventHeader{
 168                                 Domain:     "fault",
 169                                 SourceName: sourceName,
 170                         },
 171                         FaultFields: ves.FaultFields{
 172                                 AlarmCondition: "28",
 173                                 EventSeverity:  eventSeverity,
 174                         },
 175                 },
 176         }
 177         messageAsByteArray, _ := json.Marshal(linkFailureMessage)
 178         response := [1]string{string(messageAsByteArray)}
 179         responseAsByteArray, _ := json.Marshal(response)
 180         return responseAsByteArray
 181 }