Karma - függvények tesztelése

• Szerző: Sallai András
• Copyright © Sallai András, 2021
• Licenc: CC Attribution-Share Alike 4.0 International
• Web: https://szit.hu

mkdir app02
cd app02
npm install karma --save-dev

mkdir js
mkdir test

karma init

A fájlok listázása:

    files: [
      'test/**/*.js',
      'js/**/*.js'
    ],

test/testCalc.js

describe('Második teszt', function() {
    it('eredmény 3 kell legyen', function() {
        expect(calc(3)).toBe(3);
    });
    it('eredmény 6 kell legyen', function() {
        expect(calc(6)).toBe(6);
    });
})

js/index.js

var calc = (num) => {
    return num;
}

karma start karma.conf.js

Lehetséges kimenet:

$ karma start karma.conf.js
01 09 2021 20:49:06.160:WARN [karma]: No captured browser, open http://localhost:9876/
01 09 2021 20:49:06.204:INFO [karma-server]: Karma v6.3.4 server started at http://localhost:9876/
01 09 2021 20:49:06.205:INFO [launcher]: Launching browsers Chrome with concurrency unlimited
01 09 2021 20:49:06.210:INFO [launcher]: Starting browser Chrome
01 09 2021 20:49:07.688:INFO [Chrome 92.0.4515.159 (Linux x86_64)]: Connected on socket JvxawnjOZvGWUB2MAAAB with id 62519543
Chrome 92.0.4515.159 (Linux x86_64): Executed 3 of 3 SUCCESS (0.034 secs / 0.005 secs)
TOTAL: 2 SUCCESS