Merge branch 'gitlabcineeds' into 'master'

Gitlabcineeds

See merge request lukas/openmediacenter!10

.gitlab-ci.yml

@@ -4,6 +4,7 @@ stages:
   - prepare
   - build
   - test
+  - deploy
 
 cache:
   paths:
@@ -11,6 +12,7 @@ cache:
 
 include:
   - template: SAST.gitlab-ci.yml
+  - template: Code-Quality.gitlab-ci.yml
 
 variables:
   SAST_DISABLE_DIND: "true"
@@ -28,6 +30,7 @@ build:
     expire_in: 7 days
     paths:
       - build/
+  needs: ["prepare"]
 
 test:
   stage: test
@@ -37,6 +40,7 @@ test:
     reports:
       junit:
         - ./junit.xml
+  needs: ["prepare"]
 
 coverage:
   stage: test
@@ -46,3 +50,20 @@ coverage:
     reports:
       cobertura:
         - ./coverage/cobertura-coverage.xml
+  needs: ["prepare"]
+
+deploy_test1:
+  stage: deploy
+  image: luki42/alpineopenssh:latest
+  needs:
+    - test
+    - build
+  only:
+    - master
+  script:
+    - eval $(ssh-agent -s)
+    - ssh-add <(echo "$SSH_PRIVATE_KEY")
+    - mkdir -p ~/.ssh
+    - '[[ -f /.dockerenv ]] && echo -e "Host *\n\tStrictHostKeyChecking no\n\n" > ~/.ssh/config'
+    - ssh root@192.168.0.42 "cd /var/www/html/ && git fetch origin && git rebase origin/master && exit"
+

src/App.js

@@ -9,6 +9,8 @@ import SettingsPage from "./pages/SettingsPage/SettingsPage";
 import CategoryPage from "./pages/CategoryPage/CategoryPage";
 
 class App extends React.Component {
+    newElement = null;
+
     constructor(props, context) {
         super(props, context);
         this.state = {
@@ -41,8 +43,6 @@ class App extends React.Component {
                 }));
     }
 
-    newElement = null;
-
     constructViewBinding() {
         return {
             changeRootElement: this.changeRootElement,

src/App.test.js

@@ -2,14 +2,6 @@ import React from 'react';
 import App from './App';
 import {shallow} from 'enzyme'
 
-function prepareFetchApi(response) {
-    const mockJsonPromise = Promise.resolve(response);
-    const mockFetchPromise = Promise.resolve({
-        json: () => mockJsonPromise,
-    });
-    return (jest.fn().mockImplementation(() => mockFetchPromise));
-}
-
 describe('<App/>', function () {
     it('renders without crashing ', function () {
         const wrapper = shallow(<App/>);
@@ -92,7 +84,7 @@ describe('<App/>', function () {
     });
 
     it('test initial fetch from api', done => {
-        global.fetch = prepareFetchApi({
+        global.fetch = global.prepareFetchApi({
             generalSettingsLoaded: true,
             passwordsupport: true,
             mediacentername: "testname"

src/elements/PageTitle/PageTitle.module.css

@@ -1,6 +1,6 @@
 .pageheader {
-    margin-top: 20px;
     margin-bottom: 20px;
+    margin-top: 20px;
     padding-left: 22%;
     padding-right: 12%;
 }
@@ -11,7 +11,7 @@
 }
 
 .pageheadersubtitle {
-    margin-left: 20px;
     font-size: 23pt;
+    margin-left: 20px;
     opacity: 0.6;
 }

src/elements/Preview/Preview.js

@@ -37,7 +37,7 @@ class Preview extends React.Component {
             <div className={style.videopreview} onClick={() => this.itemClick()}>
                 <div className={style.previewtitle}>{this.state.name}</div>
                 <div className={style.previewpic}>
-                    {this.state.previewpicture != null ?
+                    {this.state.previewpicture !== null ?
                         <img className={style.previewimage}
                              src={this.state.previewpicture}
                              alt='Pic loading.'/> :

src/elements/Preview/Preview.module.css

@@ -1,16 +1,16 @@
 .previewtitle {
-    height: 20px;
     color: #3d3d3d;
-    text-align: center;
-    font-weight: bold;
-    max-width: 266px;
     font-size: smaller;
+    font-weight: bold;
+    height: 20px;
+    max-width: 266px;
+    text-align: center;
 }
 
 .previewpic {
-    min-width: 266px;
-    min-height: 150px;
     height: 80%;
+    min-height: 150px;
+    min-width: 266px;
     overflow: hidden;
     text-align: center;
 }
@@ -18,14 +18,14 @@
 .loadAnimation {
     display: inline-block;
     line-height: 150px;
-    vertical-align: center;
+    vertical-align: middle;
 }
 
 .previewimage {
-    min-height: 150px;
     max-height: 400px;
-    min-width: 266px;
     max-width: 410px;
+    min-height: 150px;
+    min-width: 266px;
 }
 
 .previewbottom {
@@ -33,28 +33,28 @@
 }
 
 .videopreview {
+    background-color: #a8c3ff;
+    border-radius: 20px;
+    cursor: pointer;
+    /*background-color: #7F7F7F;*/
     float: left;
     margin-left: 25px;
     margin-top: 25px;
-    /*background-color: #7F7F7F;*/
-    background-color: #a8c3ff;
-    cursor: pointer;
     opacity: 0.85;
-    border-radius: 20px;
 }
 
 .videopreview:hover {
+    box-shadow: rgba(2, 12, 27, 0.7) 0 0 0 5px;
     opacity: 1;
-    box-shadow: rgba(2, 12, 27, 0.7) 0px 0px 0px 5px;
     transition: all 300ms;
 }
 
 .tagpreview {
-    text-transform: uppercase;
-    font-weight: bolder;
     font-size: x-large;
-    text-align: center;
+    font-weight: bolder;
     height: 150px;
+    text-align: center;
+    text-transform: uppercase;
     width: 266px;
 }
 

src/elements/SideBar/SideBar.module.css

@@ -1,24 +1,24 @@
 .sideinfo {
-    width: 20%;
-    float: left;
-    padding: 20px;
-    margin-top: 25px;
-    margin-left: 15px;
     background-color: #b4c7fe;
-    border-radius: 20px;
     border: 2px #3574fe solid;
+    border-radius: 20px;
+    float: left;
+    margin-left: 15px;
+    margin-top: 25px;
     overflow: hidden;
+    padding: 20px;
+    width: 20%;
 }
 
 .sidebartitle {
-    font-weight: bold;
     font-size: larger;
+    font-weight: bold;
 }
 
 .sidebarinfo {
-    margin-top: 5px;
     background-color: #8ca3fc;
     border-radius: 5px;
+    margin-top: 5px;
     padding: 2px 10px 2px 15px;
     width: 220px;
 }

src/elements/Tag/Tag.module.css

@@ -1,12 +1,12 @@
 .tagbtn {
-    color: white;
-    margin: 10px;
     background-color: #3574fe;
     border: none;
     border-radius: 10px;
-    padding: 5px 15px 5px 15px;
-    /*font-weight: bold;*/
+    color: white;
     display: block;
+    margin: 10px;
+    /*font-weight: bold;*/
+    padding: 5px 15px 5px 15px;
 }
 
 .tagbtn:focus {

src/elements/Tag/Tag.test.js

@@ -5,14 +5,6 @@ import "@testing-library/jest-dom"
 import {shallow} from 'enzyme'
 
 describe('<Tag/>', function () {
-    function prepareFetchApi(response) {
-        const mockJsonPromise = Promise.resolve(response);
-        const mockFetchPromise = Promise.resolve({
-            json: () => mockJsonPromise,
-        });
-        return (jest.fn().mockImplementation(() => mockFetchPromise));
-    }
-
     it('renders without crashing ', function () {
         const wrapper = shallow(<Tag>test</Tag>);
         wrapper.unmount();
@@ -24,7 +16,7 @@ describe('<Tag/>', function () {
     });
 
     it('click event triggered and setvideo callback called', function () {
-        global.fetch = prepareFetchApi({});
+        global.fetch = global.prepareFetchApi({});
         const func = jest.fn();
         const elem = {
             changeRootElement: () => func()

src/elements/VideoContainer/VideoContainer.js

@@ -3,6 +3,9 @@ import Preview from "../Preview/Preview";
 import style from "./VideoContainer.module.css"
 
 class VideoContainer extends React.Component {
+    // stores current index of loaded elements
+    loadindex = 0;
+
     constructor(props, context) {
         super(props, context);
 
@@ -14,9 +17,6 @@ class VideoContainer extends React.Component {
         };
     }
 
-    // stores current index of loaded elements
-    loadindex = 0;
-
     componentDidMount() {
         document.addEventListener('scroll', this.trackScrolling);
 

src/index.css

@@ -1,8 +1,8 @@
 body {
-    margin: 0;
     font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
     'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
     sans-serif;
     -webkit-font-smoothing: antialiased;
+    margin: 0;
     -moz-osx-font-smoothing: grayscale;
 }

src/pages/CategoryPage/CategoryPage.test.js

@@ -2,14 +2,6 @@ import {mount, shallow} from "enzyme";
 import React from "react";
 import CategoryPage from "./CategoryPage";
 
-function prepareFetchApi(response) {
-    const mockJsonPromise = Promise.resolve(response);
-    const mockFetchPromise = Promise.resolve({
-        json: () => mockJsonPromise,
-    });
-    return (jest.fn().mockImplementation(() => mockFetchPromise));
-}
-
 describe('<CategoryPage/>', function () {
     it('renders without crashing ', function () {
         const wrapper = shallow(<CategoryPage/>);
@@ -17,7 +9,7 @@ describe('<CategoryPage/>', function () {
     });
 
     it('test tag fetch call', done => {
-        global.fetch = prepareFetchApi(["first", "second"]);
+        global.fetch = global.prepareFetchApi(["first", "second"]);
 
         const wrapper = shallow(<CategoryPage/>);
 
@@ -33,14 +25,14 @@ describe('<CategoryPage/>', function () {
     });
 
     it('test errored fetch call', done => {
-        global.fetch = prepareFetchApi({});
+        global.fetch = global.prepareFetchApi({});
 
         let message;
         global.console.log = jest.fn((m) => {
             message = m;
         });
 
-        const wrapper = shallow(<CategoryPage/>);
+        shallow(<CategoryPage/>);
 
         expect(global.fetch).toHaveBeenCalledTimes(1);
 
@@ -67,7 +59,7 @@ describe('<CategoryPage/>', function () {
     });
 
     it('test setpage callback', done => {
-        global.fetch = prepareFetchApi([{}, {}]);
+        global.fetch = global.prepareFetchApi([{}, {}]);
 
         const wrapper = mount(<CategoryPage/>);
 
@@ -106,7 +98,7 @@ describe('<CategoryPage/>', function () {
         const func = jest.fn();
         CategoryPage.prototype.fetchVideoData = func;
 
-        const wrapper = shallow(<CategoryPage category="fullhd"/>);
+        shallow(<CategoryPage category="fullhd"/>);
 
         expect(func).toBeCalledTimes(1);
     });

src/pages/HomePage/HomePage.js

@@ -1,5 +1,5 @@
 import React from "react";
-import SideBar, {SideBarTitle, SideBarItem} from "../../elements/SideBar/SideBar";
+import SideBar, {SideBarItem, SideBarTitle} from "../../elements/SideBar/SideBar";
 import Tag from "../../elements/Tag/Tag";
 import VideoContainer from "../../elements/VideoContainer/VideoContainer";
 
@@ -7,6 +7,9 @@ import style from "./HomePage.module.css"
 import PageTitle from "../../elements/PageTitle/PageTitle";
 
 class HomePage extends React.Component {
+    /** keyword variable needed temporary store search keyword */
+    keyword = "";
+
     constructor(props, context) {
         super(props, context);
 
@@ -24,9 +27,6 @@ class HomePage extends React.Component {
         };
     }
 
-    /** keyword variable needed temporary store search keyword */
-    keyword = "";
-
     componentDidMount() {
         // initial get of all videos
         this.fetchVideoData("all");

src/pages/HomePage/HomePage.module.css

@@ -4,6 +4,6 @@
 }
 
 .searchform {
-    margin-top: 25px;
     float: right;
+    margin-top: 25px;
 }

src/pages/HomePage/HomePage.test.js

@@ -3,19 +3,6 @@ import React from "react";
 import HomePage from "./HomePage";
 import VideoContainer from "../../elements/VideoContainer/VideoContainer";
 
-function prepareFetchApi(response) {
-    const mockJsonPromise = Promise.resolve(response);
-    const mockFetchPromise = Promise.resolve({
-        json: () => mockJsonPromise,
-    });
-    return (jest.fn().mockImplementation(() => mockFetchPromise));
-}
-
-function prepareFailingFetchApi() {
-    const mockFetchPromise = Promise.reject("myreason");
-    return (jest.fn().mockImplementation(() => mockFetchPromise));
-}
-
 describe('<HomePage/>', function () {
     it('renders without crashing ', function () {
         const wrapper = shallow(<HomePage/>);
@@ -51,7 +38,7 @@ describe('<HomePage/>', function () {
     });
 
     it('test search field', done => {
-        global.fetch = prepareFetchApi([{}, {}]);
+        global.fetch = global.prepareFetchApi([{}, {}]);
 
         const wrapper = shallow(<HomePage/>);
 
@@ -68,7 +55,7 @@ describe('<HomePage/>', function () {
     });
 
     it('test form submit', done => {
-        global.fetch = prepareFetchApi([{}, {}]);
+        global.fetch = global.prepareFetchApi([{}, {}]);
 
         const wrapper = shallow(<HomePage/>);
 
@@ -88,14 +75,14 @@ describe('<HomePage/>', function () {
 
     it('test no backend connection behaviour', done => {
         // this test assumes a console.log within every connection fail
-        global.fetch = prepareFailingFetchApi();
+        global.fetch = global.prepareFailingFetchApi();
 
         let count = 0;
-        global.console.log = jest.fn((m) => {
+        global.console.log = jest.fn(() => {
             count++;
         });
 
-        const wrapper = shallow(<HomePage/>);
+        shallow(<HomePage/>);
 
         process.nextTick(() => {
             // state to be set correctly with response

src/pages/Player/Player.js

@@ -1,28 +1,13 @@
 import React from "react";
 import style from "./Player.module.css"
 import {PlyrComponent} from 'plyr-react';
-import SideBar, {SideBarTitle, SideBarItem} from "../../elements/SideBar/SideBar";
+import SideBar, {SideBarItem, SideBarTitle} from "../../elements/SideBar/SideBar";
 import Tag from "../../elements/Tag/Tag";
 import AddTagPopup from "../../elements/AddTagPopup/AddTagPopup";
 import PageTitle from "../../elements/PageTitle/PageTitle";
 
 
 class Player extends React.Component {
-    constructor(props, context) {
-        super(props, context);
-
-        this.state = {
-            sources: null,
-            movie_id: null,
-            movie_name: null,
-            likes: null,
-            quality: null,
-            length: null,
-            tags: [],
-            popupvisible: false
-        };
-    }
-
     options = {
         controls: [
             'play-large', // The large play button in the center
@@ -40,6 +25,21 @@ class Player extends React.Component {
         ]
     };
 
+    constructor(props, context) {
+        super(props, context);
+
+        this.state = {
+            sources: null,
+            movie_id: null,
+            movie_name: null,
+            likes: null,
+            quality: null,
+            length: null,
+            tags: [],
+            popupvisible: false
+        };
+    }
+
     componentDidMount() {
         this.fetchMovieData();
     }
@@ -58,7 +58,8 @@ class Player extends React.Component {
                     {this.state.quality !== 0 ?
                         <SideBarItem><b>{this.state.quality}p</b> Quality!</SideBarItem> : null}
                     {this.state.length !== 0 ?
-                        <SideBarItem><b>{Math.round(this.state.length / 60)}</b> Minutes of length!</SideBarItem>: null}
+                        <SideBarItem><b>{Math.round(this.state.length / 60)}</b> Minutes of
+                            length!</SideBarItem> : null}
                     <hr/>
                     <SideBarTitle>Tags:</SideBarTitle>
                     {this.state.tags.map((m) => (

src/pages/Player/Player.module.css

@@ -1,19 +1,19 @@
 .closebutton {
-    color: white;
+    background-color: #FF0000;
     border: none;
     border-radius: 10px;
-    padding: 5px 15px 5px 15px;
-    background-color: #FF0000;
-    margin-top: 25px;
+    color: white;
     margin-left: 25px;
+    margin-top: 25px;
+    padding: 5px 15px 5px 15px;
 }
 
 .videowrapper {
-    margin-left: 20px;
     display: block;
     float: left;
-    width: 60%;
+    margin-left: 20px;
     margin-top: 25px;
+    width: 60%;
 }
 
 .videoactions {

src/pages/Player/Player.test.js

@@ -2,14 +2,6 @@ import {shallow} from "enzyme";
 import React from "react";
 import Player from "./Player";
 
-function prepareFetchApi(response) {
-    const mockJsonPromise = Promise.resolve(response);
-    const mockFetchPromise = Promise.resolve({
-        json: () => mockJsonPromise,
-    });
-    return (jest.fn().mockImplementation(() => mockFetchPromise));
-}
-
 describe('<Player/>', function () {
     it('renders without crashing ', function () {
         const wrapper = shallow(<Player/>);
@@ -32,7 +24,7 @@ describe('<Player/>', function () {
     });
 
     it('likebtn click', done => {
-        global.fetch = prepareFetchApi({result: 'success'});
+        global.fetch = global.prepareFetchApi({result: 'success'});
 
         const func = jest.fn();
 
@@ -59,7 +51,7 @@ describe('<Player/>', function () {
     });
 
     it('errored likebtn click', done => {
-        global.fetch = prepareFetchApi({result: 'nosuccess'});
+        global.fetch = global.prepareFetchApi({result: 'nosuccess'});
         const func = jest.fn();
 
         const wrapper = shallow(<Player/>);

src/pages/RandomPage/RandomPage.module.css

@@ -1,19 +1,19 @@
 .Shufflebutton {
-    width: 100%;
     align-content: center;
+    width: 100%;
 }
 
 .btnshuffle {
     background-color: #39a945;
 
-    color: white;
-    margin-top: 20px;
-    margin-left: 45%;
     border: none;
     border-radius: 10px;
-    padding: 15px 25px 15px 25px;
-    font-weight: bold;
+    color: white;
     font-size: larger;
+    font-weight: bold;
+    margin-left: 45%;
+    margin-top: 20px;
+    padding: 15px 25px 15px 25px;
 }
 
 .btnshuffle:focus {

src/pages/RandomPage/RandomPage.test.js

@@ -2,14 +2,6 @@ import {shallow} from "enzyme";
 import React from "react";
 import RandomPage from "./RandomPage";
 
-function prepareFetchApi(response) {
-    const mockJsonPromise = Promise.resolve(response);
-    const mockFetchPromise = Promise.resolve({
-        json: () => mockJsonPromise,
-    });
-    return (jest.fn().mockImplementation(() => mockFetchPromise));
-}
-
 describe('<RandomPage/>', function () {
     it('renders without crashing ', function () {
         const wrapper = shallow(<RandomPage/>);
@@ -17,22 +9,24 @@ describe('<RandomPage/>', function () {
     });
 
     it('test shuffleload fetch', function () {
-        global.fetch = prepareFetchApi({});
+        global.fetch = global.prepareFetchApi({});
 
-        const wrapper = shallow(<RandomPage/>);
+        shallow(<RandomPage/>);
 
         expect(global.fetch).toBeCalledTimes(1);
     });
 
     it('btnshuffle click test', function () {
-        global.fetch = prepareFetchApi({});
+        global.fetch = global.prepareFetchApi({});
 
         const wrapper = shallow(<RandomPage/>);
 
         // simulate at least one existing element
-        wrapper.setState({videos: [
+        wrapper.setState({
+            videos: [
                 {}
-            ]});
+            ]
+        });
 
         wrapper.find(".btnshuffle").simulate("click");
 

src/pages/SettingsPage/GeneralSettings.test.js

@@ -2,14 +2,6 @@ import {shallow} from "enzyme";
 import React from "react";
 import GeneralSettings from "./GeneralSettings";
 
-function prepareFetchApi(response) {
-    const mockJsonPromise = Promise.resolve(response);
-    const mockFetchPromise = Promise.resolve({
-        json: () => mockJsonPromise,
-    });
-    return (jest.fn().mockImplementation(() => mockFetchPromise));
-}
-
 describe('<GeneralSettings/>', function () {
     it('renders without crashing ', function () {
         const wrapper = shallow(<GeneralSettings/>);
@@ -28,7 +20,7 @@ describe('<GeneralSettings/>', function () {
     it('test savesettings', done => {
         const wrapper = shallow(<GeneralSettings/>);
 
-        global.fetch = prepareFetchApi({success: true});
+        global.fetch = global.prepareFetchApi({success: true});
 
         expect(global.fetch).toBeCalledTimes(0);
         const fakeEvent = {preventDefault: () => console.log('preventDefault')};
@@ -46,7 +38,7 @@ describe('<GeneralSettings/>', function () {
     it('test failing savesettings', done => {
         const wrapper = shallow(<GeneralSettings/>);
 
-        global.fetch = prepareFetchApi({success: false});
+        global.fetch = global.prepareFetchApi({success: false});
 
         expect(global.fetch).toBeCalledTimes(0);
         const fakeEvent = {preventDefault: () => console.log('preventDefault')};

src/pages/SettingsPage/MovieSettings.module.css

@@ -1,13 +1,13 @@
 .indextextarea {
-    margin-top: 15px;
-    padding: 10px;
-
-    overflow-y: scroll;
-    overflow-x: auto;
-
-    min-height: 100px;
-    max-height: 300px;
-    width: 50%;
     background-color: #c2c2c2;
     border-radius: 5px;
+
+    margin-top: 15px;
+    max-height: 300px;
+
+    min-height: 100px;
+    overflow-x: auto;
+    overflow-y: scroll;
+    padding: 10px;
+    width: 50%;
 }

src/pages/SettingsPage/MovieSettings.test.js

@@ -2,14 +2,6 @@ import {shallow} from "enzyme";
 import React from "react";
 import MovieSettings from "./MovieSettings";
 
-function prepareFetchApi(response) {
-    const mockJsonPromise = Promise.resolve(response);
-    const mockFetchPromise = Promise.resolve({
-        json: () => mockJsonPromise,
-    });
-    return (jest.fn().mockImplementation(() => mockFetchPromise));
-}
-
 describe('<MovieSettings/>', function () {
     it('renders without crashing ', function () {
         const wrapper = shallow(<MovieSettings/>);
@@ -30,7 +22,7 @@ describe('<MovieSettings/>', function () {
     });
 
     it('test simulate reindex', function () {
-        global.fetch = prepareFetchApi({});
+        global.fetch = global.prepareFetchApi({});
         const wrapper = shallow(<MovieSettings/>);
 
         wrapper.find(".reindexbtn").simulate("click");
@@ -40,7 +32,7 @@ describe('<MovieSettings/>', function () {
     });
 
     it('content available received and in state', done => {
-        global.fetch = prepareFetchApi({
+        global.fetch = global.prepareFetchApi({
             contentAvailable: true,
             message: "firstline\nsecondline"
         });

src/pages/SettingsPage/SettingsPage.module.css

@@ -1,40 +1,40 @@
 .SettingsSidebar {
-    padding-top: 20px;
-    float: left;
-    width: 10%;
     background-color: #d3dcef;
+    float: left;
     min-height: calc(100vh - 56px);
     min-width: 110px;
+    padding-top: 20px;
+    width: 10%;
 }
 
 .SettingsSidebarTitle {
-    text-align: center;
-    font-weight: bold;
-    text-transform: uppercase;
     font-size: larger;
+    font-weight: bold;
     margin-bottom: 25px;
+    text-align: center;
+    text-transform: uppercase;
 }
 
 .SettingsContent {
     float: left;
-    width: 80%;
     padding-left: 30px;
     padding-top: 30px;
+    width: 80%;
 }
 
 .SettingSidebarElement {
+    background-color: #a8b2de;
+    border-radius: 7px;
+    font-weight: bold;
     margin: 10px 5px 5px;
     padding: 5px;
-    background-color: #a8b2de;
     text-align: center;
-    font-weight: bold;
-    border-radius: 7px;
 }
 
 .SettingSidebarElement:hover {
-    font-weight: bolder;
     background-color: #7d8dd4;
     box-shadow: #7d8dd4 0 0 0 5px;
-    transition: all 300ms;
     cursor: pointer;
+    font-weight: bolder;
+    transition: all 300ms;
 }

src/pages/SettingsPage/SettingsPage.test.js

@@ -2,14 +2,6 @@ import {shallow} from "enzyme";
 import React from "react";
 import SettingsPage from "./SettingsPage";
 
-function prepareFetchApi(response) {
-    const mockJsonPromise = Promise.resolve(response);
-    const mockFetchPromise = Promise.resolve({
-        json: () => mockJsonPromise,
-    });
-    return (jest.fn().mockImplementation(() => mockFetchPromise));
-}
-
 describe('<RandomPage/>', function () {
     it('renders without crashing ', function () {
         const wrapper = shallow(<SettingsPage/>);

src/setupTests.js

@@ -8,3 +8,16 @@ import {configure} from 'enzyme';
 import Adapter from 'enzyme-adapter-react-16';
 
 configure({adapter: new Adapter()});
+
+global.prepareFetchApi = (response) => {
+    const mockJsonPromise = Promise.resolve(response);
+    const mockFetchPromise = Promise.resolve({
+        json: () => mockJsonPromise,
+    });
+    return (jest.fn().mockImplementation(() => mockFetchPromise));
+}
+
+global.prepareFailingFetchApi = () => {
+    const mockFetchPromise = Promise.reject("myreason");
+    return (jest.fn().mockImplementation(() => mockFetchPromise));
+}