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

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import AudioTrack from '../../../src/js/tracks/text-track.js';
import Html5 from '../../../src/js/tech/html5.js';
import Tech from '../../../src/js/tech/tech.js';
import Component from '../../../src/js/component.js';
import * as browser from '../../../src/js/utils/browser.js';
import TestHelpers from '../test-helpers.js';
import document from 'global/document';
q.module('Tracks', {
setup() {
this.clock = sinon.useFakeTimers();
},
teardown() {
this.clock.restore();
}
});
test('Player track methods call the tech', function() {
let player;
let calls = 0;
player = TestHelpers.makePlayer();
player.tech_.audioTracks = function() {
calls++;
};
player.audioTracks();
equal(calls, 1, 'audioTrack defers to the tech');
player.dispose();
});
test('listen to remove and add track events in native audio tracks', function() {
let oldTestVid = Html5.TEST_VID;
let player;
let options;
let oldAudioTracks = Html5.prototype.audioTracks;
let events = {};
let html;
Html5.prototype.audioTracks = function() {
return {
addEventListener(type, handler) {
events[type] = true;
}
};
};
Html5.TEST_VID = {
audioTracks: []
};
player = {
// Function.prototype is a built-in no-op function.
controls() {},
ready() {},
options() {
return {};
},
addChild() {},
id() {},
el() {
return {
insertBefore() {},
appendChild() {}
};
}
};
player.player_ = player;
player.options_ = options = {};
html = new Html5(options);
ok(events.removetrack, 'removetrack listener was added');
ok(events.addtrack, 'addtrack listener was added');
Html5.TEST_VID = oldTestVid;
Html5.prototype.audioTracks = oldAudioTracks;
});
test('html5 tech supports native audio tracks if the video supports it', function() {
let oldTestVid = Html5.TEST_VID;
Html5.TEST_VID = {
audioTracks: []
};
ok(Html5.supportsNativeAudioTracks(), 'native audio tracks are supported');
Html5.TEST_VID = oldTestVid;
});
test('html5 tech does not support native audio tracks if the video does not supports it', function() {
let oldTestVid = Html5.TEST_VID;
Html5.TEST_VID = {};
ok(!Html5.supportsNativeAudioTracks(), 'native audio tracks are not supported');
Html5.TEST_VID = oldTestVid;
});
test('when switching techs, we should not get a new audio track', function() {
let player = TestHelpers.makePlayer();
player.loadTech_('TechFaker');
let firstTracks = player.audioTracks();
player.loadTech_('TechFaker');
let secondTracks = player.audioTracks();
ok(firstTracks === secondTracks, 'the tracks are equal');
});