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osr-discourse-src/app/assets/javascripts/discourse/tests/unit/lib/screen-track-test.js
Jarek Radosz a17d54d0bf
DEV: De-arrowify tests (#11068)
Using arrow functions changes `this` context, which is undesired in tests, e.g. it makes it impossible to setup things like pretender (`this.server`) in `beforeEach` hooks.

Ember guides always use classic functions in examples (e.g. https://guides.emberjs.com/release/testing/test-types/), and that's what it uses in its own test suite, as do various addons and ember apps.

It was also already used in Discourse where `this` was required. Moving forward, it will be needed in more places as we migrate toward ember-cli.

(I might later add a custom rule to eslint-discourse-ember to enforce this)
2020-10-30 17:37:32 +01:00

22 lines
633 B
JavaScript

import { test, module } from "qunit";
import ScreenTrack from "discourse/lib/screen-track";
module("lib:screen-track");
test("consolidateTimings", function (assert) {
const tracker = new ScreenTrack();
tracker.consolidateTimings({ 1: 10, 2: 5 }, 10, 1);
tracker.consolidateTimings({ 1: 5, 3: 1 }, 3, 1);
const consolidated = tracker.consolidateTimings({ 1: 5, 3: 1 }, 3, 2);
assert.deepEqual(
consolidated,
[
{ timings: { 1: 15, 2: 5, 3: 1 }, topicTime: 13, topicId: 1 },
{ timings: { 1: 5, 3: 1 }, topicTime: 3, topicId: 2 },
],
"expecting consolidated timings to match correctly"
);
});