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tc26-missing-support-window.performance.navigation

Test Case: [API UNSUPPORTED] - JSDOM missing support for window.performance.navigation

Test Case Code

https://drive.google.com/open?id=1IayEFjUReATiuJI8CD6hBQRPGR7iIrFZ

// check file
app.component.spec.ts

Topcoder handle

liqiang372

Your document content (required)

How to run test

Prerequisites

  1. Node 8+
  2. NPM or yarn
  3. Git
  4. Safari, Chrome, Firefox

Run Test on Karma

cd topcoder-jest-test
git checkout issue-30
npm install
npm run test

Run Test on Jest

npm run test:jest

Browser have tested

Chrome, Safari, Firefox

Test Result on Karma

Browser Result
Chrome 72.0.3626 (Mac OS X 10.14.2) success
Safari 11.1.0 (Mac OS X 10.14.2) success
Firefox 65.0.0 (Mac OS X 10.14.2) success

Test Result on Jest

What we get

 FAIL  src/app/app.component.spec.ts
  AppComponent
     should create the app (72ms)

   AppComponent  should create the app

    TypeError: Cannot read property 'TYPE_NAVIGATE' of undefined

      17 | 
      18 |   it('should create the app', () => {
    > 19 |     expect(performance.navigation.TYPE_NAVIGATE).to.equal(0);
         |                                   ^
      20 |   });
      21 | });
      22 | 

      at src/app/app.component.spec.ts:19:35

Test Suites: 1 failed, 1 total
Tests:       1 failed, 1 total
Snapshots:   0 total
Time:        2.45s

Expected

Expect performance.navigation to be implemented

Description

Missing api, it's not likely the JSDOM team is going to support it

issue: jsdom/jsdom#2136