dmaap-mediator-producer/internal/server/server_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 server
  22
  23 import (
  24         "bytes"
  25         "encoding/json"
  26         "errors"
  27         "io"
  28         "io/ioutil"
  29         "net/http"
  30         "net/http/httptest"
  31         "testing"
  32
  33         "github.com/gorilla/mux"
  34         "github.com/stretchr/testify/mock"
  35         "github.com/stretchr/testify/require"
  36         "oransc.org/nonrtric/dmaapmediatorproducer/internal/jobs"
  37         "oransc.org/nonrtric/dmaapmediatorproducer/mocks/jobhandler"
  38 )
  39
  40 func TestNewRouter(t *testing.T) {
  41         assertions := require.New(t)
  42         r := NewRouter(nil)
  43         statusRoute := r.Get("status")
  44         assertions.NotNil(statusRoute)
  45         supportedMethods, err := statusRoute.GetMethods()
  46         assertions.Equal([]string{http.MethodGet}, supportedMethods)
  47         assertions.Nil(err)
  48
  49         addJobRoute := r.Get("add")
  50         assertions.NotNil(addJobRoute)
  51         supportedMethods, err = addJobRoute.GetMethods()
  52         assertions.Equal([]string{http.MethodPost}, supportedMethods)
  53         assertions.Nil(err)
  54
  55         deleteJobRoute := r.Get("delete")
  56         assertions.NotNil(deleteJobRoute)
  57         supportedMethods, err = deleteJobRoute.GetMethods()
  58         assertions.Equal([]string{http.MethodDelete}, supportedMethods)
  59         assertions.Nil(err)
  60
  61         notFoundHandler := r.NotFoundHandler
  62         handler := http.HandlerFunc(notFoundHandler.ServeHTTP)
  63         responseRecorder := httptest.NewRecorder()
  64         handler.ServeHTTP(responseRecorder, newRequest("GET", "/wrong", nil, t))
  65         assertions.Equal(http.StatusNotFound, responseRecorder.Code)
  66         assertions.Contains(responseRecorder.Body.String(), "404 not found.")
  67
  68         methodNotAllowedHandler := r.MethodNotAllowedHandler
  69         handler = http.HandlerFunc(methodNotAllowedHandler.ServeHTTP)
  70         responseRecorder = httptest.NewRecorder()
  71         handler.ServeHTTP(responseRecorder, newRequest(http.MethodPut, "/status", nil, t))
  72         assertions.Equal(http.StatusMethodNotAllowed, responseRecorder.Code)
  73         assertions.Contains(responseRecorder.Body.String(), "Method is not supported.")
  74 }
  75
  76 func TestStatusHandler(t *testing.T) {
  77         assertions := require.New(t)
  78         responseRecorder := httptest.NewRecorder()
  79         r := newRequest(http.MethodGet, "/status", nil, t)
  80         handler := http.HandlerFunc(statusHandler)
  81         handler.ServeHTTP(responseRecorder, r)
  82         assertions.Equal(http.StatusOK, responseRecorder.Code)
  83
  84         assertions.Equal("", responseRecorder.Body.String())
  85 }
  86
  87 func TestAddInfoJobHandler(t *testing.T) {
  88         assertions := require.New(t)
  89
  90         type args struct {
  91                 job        jobs.JobInfo
  92                 mockReturn error
  93         }
  94         tests := []struct {
  95                 name         string
  96                 args         args
  97                 wantedStatus int
  98                 wantedBody   string
  99         }{
 100                 {
 101                         name: "AddInfoJobHandler with correct path and method, should return OK",
 102                         args: args{
 103                                 job: jobs.JobInfo{
 104                                         Owner:            "owner",
 105                                         LastUpdated:      "now",
 106                                         InfoJobIdentity:  "jobId",
 107                                         TargetUri:        "target",
 108                                         InfoJobData:      "{}",
 109                                         InfoTypeIdentity: "type",
 110                                 },
 111                         },
 112                         wantedStatus: http.StatusOK,
 113                         wantedBody:   "",
 114                 },
 115                 {
 116                         name: "AddInfoJobHandler with incorrect job info, should return BadRequest",
 117                         args: args{
 118                                 job: jobs.JobInfo{
 119                                         Owner: "bad",
 120                                 },
 121                                 mockReturn: errors.New("error"),
 122                         },
 123                         wantedStatus: http.StatusBadRequest,
 124                         wantedBody:   "Invalid job info. Cause: error",
 125                 },
 126         }
 127         for _, tt := range tests {
 128                 t.Run(tt.name, func(t *testing.T) {
 129                         jobHandlerMock := jobhandler.JobHandler{}
 130                         jobHandlerMock.On("AddJob", tt.args.job).Return(tt.args.mockReturn)
 131                         callbackHandlerUnderTest := NewProducerCallbackHandler(&jobHandlerMock)
 132
 133                         handler := http.HandlerFunc(callbackHandlerUnderTest.addInfoJobHandler)
 134                         responseRecorder := httptest.NewRecorder()
 135                         r := newRequest(http.MethodPost, "/jobs", &tt.args.job, t)
 136
 137                         handler.ServeHTTP(responseRecorder, r)
 138
 139                         assertions.Equal(tt.wantedStatus, responseRecorder.Code, tt.name)
 140                         assertions.Contains(responseRecorder.Body.String(), tt.wantedBody, tt.name)
 141                         jobHandlerMock.AssertCalled(t, "AddJob", tt.args.job)
 142                 })
 143         }
 144 }
 145
 146 func TestDeleteJob(t *testing.T) {
 147         assertions := require.New(t)
 148         jobHandlerMock := jobhandler.JobHandler{}
 149
 150         jobHandlerMock.On("DeleteJob", mock.Anything).Return(nil)
 151         callbackHandlerUnderTest := NewProducerCallbackHandler(&jobHandlerMock)
 152
 153         responseRecorder := httptest.NewRecorder()
 154         r := mux.SetURLVars(newRequest(http.MethodDelete, "/jobs/", nil, t), map[string]string{"infoJobId": "job1"})
 155         handler := http.HandlerFunc(callbackHandlerUnderTest.deleteInfoJobHandler)
 156         handler.ServeHTTP(responseRecorder, r)
 157         assertions.Equal(http.StatusOK, responseRecorder.Result().StatusCode)
 158
 159         assertions.Equal("", responseRecorder.Body.String())
 160
 161         jobHandlerMock.AssertCalled(t, "DeleteJob", "job1")
 162 }
 163
 164 func newRequest(method string, url string, jobInfo *jobs.JobInfo, t *testing.T) *http.Request {
 165         var body io.Reader
 166         if jobInfo != nil {
 167                 bodyAsBytes, _ := json.Marshal(jobInfo)
 168                 body = ioutil.NopCloser(bytes.NewReader(bodyAsBytes))
 169         }
 170         if req, err := http.NewRequest(method, url, body); err == nil {
 171                 return req
 172         } else {
 173                 t.Fatalf("Could not create request due to: %v", err)
 174                 return nil
 175         }
 176 }