README.md

Test Case: JSDOM failed to report "illegal invocation" when using nodes' proxies

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-42
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 (91ms)

● AppComponent › should create the app

AssertionError: expected [Function: foo] to throw TypeError

  25 |       return p.innerHTML = 'miami';
  26 |     }
> 27 |     expect(foo).to.throw(TypeError);
     |     ^
  28 |   });
  29 | });
  30 |

  at src/app/app.component.spec.ts:27:5

Test Suites: 1 failed, 1 total Tests: 1 failed, 1 total Snapshots: 0 total Time: 2.68s, estimated 3s Ran all test suites.

Expected

Expect jsdom to report error

Description

Jsdom siently passes what's forbidden by mainstraim browsers Source: jsdom/jsdom#2265