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osr-discourse-src/app/assets/javascripts/discourse/tests/unit/lib/load-script-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

44 lines
1.2 KiB
JavaScript

import { skip } from "qunit";
import { test, module } from "qunit";
import { loadScript, cacheBuster } from "discourse/lib/load-script";
import { PUBLIC_JS_VERSIONS as jsVersions } from "discourse/lib/public-js-versions";
module("lib:load-script");
skip("load with a script tag, and callbacks are only executed after script is loaded", async function (assert) {
assert.ok(
typeof window.ace === "undefined",
"ensures ace is not previously loaded"
);
const src = "/javascripts/ace/ace.js";
await loadScript(src);
assert.ok(
typeof window.ace !== "undefined",
"callbacks should only be executed after the script has fully loaded"
);
});
test("works when a value is not present", function (assert) {
assert.equal(
cacheBuster("/javascripts/my-script.js"),
"/javascripts/my-script.js"
);
assert.equal(
cacheBuster("/javascripts/my-project/script.js"),
"/javascripts/my-project/script.js"
);
});
test("generates URLs with version number in the query params", function (assert) {
assert.equal(
cacheBuster("/javascripts/pikaday.js"),
`/javascripts/${jsVersions["pikaday.js"]}`
);
assert.equal(
cacheBuster("/javascripts/ace/ace.js"),
`/javascripts/${jsVersions["ace/ace.js"]}`
);
});