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tc51-not-support-touch-interface

README.md

Test Case: JSDOM doesn't support Touch event

Test Case Code

https://drive.google.com/file/d/1dkFjRWnYFVho75eq61iwFunB-qDSKgeB/view?usp=sharing

// check file
app.component.spec.ts

Topcoder handle

applehit16

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-56
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) failure
Firefox 65.0.0 (Mac OS X 10.14.2) failure

Test Result on Jest

What we get

 FAIL  src/app/app.component.spec.ts
  AppComponent
    ✕ should create the app (60ms)

  ● AppComponent › should create the app

    AssertionError: expected [Function: addTouch] to not throw an error but 'ReferenceError: Touch is not defined' was thrown

      20 |       return new Touch({});
      21 |     }
    > 22 |     expect(addTouch).to.not.throw();
         |     ^
      23 |   });
      24 | });
      25 |

      at src/app/app.component.spec.ts:22:5

Test Suites: 1 failed, 1 total
Tests:       1 failed, 1 total
Snapshots:   0 total
Time:        2.437s, estimated 3s
Ran all test suites.

Expected

Expect JSDOM implements Touch event

Description

standard: https://w3c.github.io/touch-events/#touch-interface

jsdom issue: jsdom/jsdom#2152