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video.js/test/unit/tracks/audio-track.test.js

119 lines
3.4 KiB
JavaScript

import AudioTrack from '../../../src/js/tracks/audio-track.js';
import {AudioTrackKind} from '../../../src/js/tracks/track-enums.js';
import TrackBaseline from './track-baseline';
q.module('Audio Track');
// do baseline track testing
TrackBaseline(AudioTrack, {
id: '1',
language: 'en',
label: 'English',
kind: 'main',
});
test('can create an enabled propert on an AudioTrack', function() {
let enabled = true;
let track = new AudioTrack({
enabled,
});
equal(track.enabled, enabled, 'enabled value matches what we passed in');
});
test('defaults when items not provided', function() {
let track = new AudioTrack();
equal(track.kind, '', 'kind defaulted to empty string');
equal(track.enabled, false, 'enabled defaulted to true since there is one track');
equal(track.label, '', 'label defaults to empty string');
equal(track.language, '', 'language defaults to empty string');
ok(track.id.match(/vjs_track_\d{5}/), 'id defaults to vjs_track_GUID');
});
test('kind can only be one of several options, defaults to empty string', function() {
let track = new AudioTrack({
kind: 'foo'
});
equal(track.kind, '', 'the kind is set to empty string, not foo');
notEqual(track.kind, 'foo', 'the kind is set to empty string, not foo');
// loop through all possible kinds to verify
for (let key in AudioTrackKind) {
let currentKind = AudioTrackKind[key];
let track = new AudioTrack({
kind: currentKind,
});
equal(track.kind, currentKind, 'the kind is set to ' + currentKind);
}
});
test('enabled can only be instantiated to true or false, defaults to false', function() {
let track = new AudioTrack({
enabled: 'foo'
});
equal(track.enabled, false, 'the enabled value is set to false, not foo');
notEqual(track.enabled, 'foo', 'the enabled value is not set to foo');
track = new AudioTrack({
enabled: true
});
equal(track.enabled, true, 'the enabled value is set to true');
track = new AudioTrack({
enabled: false
});
equal(track.enabled, false, 'the enabled value is set to false');
});
test('enabled can only be changed to true or false', function() {
let track = new AudioTrack();
track.enabled = 'foo';
notEqual(track.enabled, 'foo', 'enabled not set to invalid value, foo');
equal(track.enabled, false, 'enabled remains on the old value, false');
track.enabled = true;
equal(track.enabled, true, 'enabled was set to true');
track.enabled = 'baz';
notEqual(track.enabled, 'baz', 'enabled not set to invalid value, baz');
equal(track.enabled, true, 'enabled remains on the old value, true');
track.enabled = false;
equal(track.enabled, false, 'enabled was set to false');
});
test('when enabled is changed enabledchange event is fired', function() {
let track = new AudioTrack({
tech: this.tech,
enabled: false
});
let eventsTriggered = 0;
track.addEventListener('enabledchange', () => {
eventsTriggered++;
});
// two events
track.enabled = true;
track.enabled = false;
equal(eventsTriggered, 2, 'two enabled changes');
// no event here
track.enabled = false;
track.enabled = false;
equal(eventsTriggered, 2, 'still two enabled changes');
// one event
track.enabled = true;
equal(eventsTriggered, 3, 'three enabled changes');
// no events
track.enabled = true;
track.enabled = true;
equal(eventsTriggered, 3, 'still three enabled changes');
});