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/* eslint-env qunit */
import Html5 from '../../../src/js/tech/html5.js';
import TestHelpers from '../test-helpers.js';
import sinon from 'sinon';
QUnit.module('Audio Tracks', {
beforeEach(assert) {
this.clock = sinon.useFakeTimers();
},
afterEach(assert) {
this.clock.restore();
}
});
QUnit.test('Player track methods call the tech', function(assert) {
const player = TestHelpers.makePlayer();
let calls = 0;
player.tech_.audioTracks = function() {
calls++;
};
player.audioTracks();
assert.equal(calls, 1, 'audioTrack defers to the tech');
player.dispose();
});
QUnit.test('listen to remove and add track events in native audio tracks', function(assert) {
const oldTestVid = Html5.TEST_VID;
const oldAudioTracks = Html5.prototype.audioTracks;
const events = {};
Html5.prototype.audioTracks = function() {
return {
removeEventListener() {},
addEventListener(type, handler) {
events[type] = true;
}
};
};
Html5.TEST_VID = {
audioTracks: []
};
const 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_ = {};
const html = new Html5({});
assert.ok(events.removetrack, 'removetrack listener was added');
assert.ok(events.addtrack, 'addtrack listener was added');
Html5.TEST_VID = oldTestVid;
Html5.prototype.audioTracks = oldAudioTracks;
html.dispose();
});
QUnit.test('html5 tech supports native audio tracks if the video supports it', function(assert) {
const oldTestVid = Html5.TEST_VID;
Html5.TEST_VID = {
audioTracks: []
};
assert.ok(Html5.supportsNativeAudioTracks(), 'native audio tracks are supported');
Html5.TEST_VID = oldTestVid;
});
QUnit.test('html5 tech does not support native audio tracks if the video does not supports it', function(assert) {
const oldTestVid = Html5.TEST_VID;
Html5.TEST_VID = {};
assert.ok(!Html5.supportsNativeAudioTracks(), 'native audio tracks are not supported');
Html5.TEST_VID = oldTestVid;
});
QUnit.test('when switching techs, we should not get a new audio track', function(assert) {
const player = TestHelpers.makePlayer();
player.loadTech_('TechFaker');
const firstTracks = player.audioTracks();
player.loadTech_('TechFaker');
const secondTracks = player.audioTracks();
assert.ok(firstTracks === secondTracks, 'the tracks are equal');
player.dispose();
});
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