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diff --git a/javascript/videojs/test/unit/live-tracker.test.js b/javascript/videojs/test/unit/live-tracker.test.js
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-/* eslint-env qunit */
-import TestHelpers from './test-helpers.js';
-import {createTimeRanges} from '../../src/js/utils/time.js';
-import sinon from 'sinon';
-
-QUnit.module('LiveTracker', () => {
- QUnit.module('options', {
- beforeEach() {
- this.clock = sinon.useFakeTimers();
- },
- afterEach() {
- this.player.dispose();
- this.clock.restore();
- }
- });
-
- QUnit.test('liveui true, trackingThreshold is met', function(assert) {
- this.player = TestHelpers.makePlayer({liveui: true});
- this.player.seekable = () => createTimeRanges(0, 30);
-
- this.player.duration(Infinity);
-
- assert.ok(this.player.hasClass('vjs-liveui'), 'has vjs-liveui');
- assert.ok(this.player.liveTracker.isTracking(), 'is tracking');
- });
-
- QUnit.test('liveui true, trackingThreshold is not met', function(assert) {
- this.player = TestHelpers.makePlayer({liveui: true, liveTracker: {trackingThreshold: 31}});
- this.player.seekable = () => createTimeRanges(0, 30);
-
- this.player.duration(Infinity);
-
- assert.notOk(this.player.hasClass('vjs-liveui'), 'does not have vjs-iveui');
- assert.notOk(this.player.liveTracker.isTracking(), 'is not tracking');
- });
-
- QUnit.test('liveui false, trackingThreshold is met', function(assert) {
- this.player = TestHelpers.makePlayer({liveui: false});
- this.player.seekable = () => createTimeRanges(0, 30);
-
- this.player.duration(Infinity);
-
- assert.notOk(this.player.hasClass('vjs-liveui'), 'does not have vjs-liveui');
- assert.ok(this.player.liveTracker.isTracking(), 'is tracking');
- });
-
- QUnit.test('liveui false, trackingThreshold is not met', function(assert) {
- this.player = TestHelpers.makePlayer({liveui: false, liveTracker: {trackingThreshold: 31}});
- this.player.seekable = () => createTimeRanges(0, 30);
-
- this.player.duration(Infinity);
-
- assert.notOk(this.player.hasClass('vjs-liveui'), 'does not have vjs-liveui');
- assert.notOk(this.player.liveTracker.isTracking(), 'is not tracking');
- });
-
- QUnit.module('start/stop', {
- beforeEach() {
- this.clock = sinon.useFakeTimers();
-
- this.player = TestHelpers.makePlayer({liveui: true});
- this.player.seekable = () => createTimeRanges(0, 30);
-
- this.liveTracker = this.player.liveTracker;
- },
- afterEach() {
- this.player.dispose();
- this.clock.restore();
- }
- });
-
- QUnit.test('with durationchange and triggers liveedgechange', function(assert) {
- let liveEdgeChange = 0;
-
- this.liveTracker.on('liveedgechange', () => {
- liveEdgeChange++;
- });
- assert.notOk(this.liveTracker.isTracking(), 'not started');
-
- this.player.duration(Infinity);
- assert.ok(this.liveTracker.isTracking(), 'started');
- assert.equal(liveEdgeChange, 1, 'liveedgechange fired');
-
- this.player.duration(5);
- assert.notOk(this.liveTracker.isTracking(), 'not started');
- assert.equal(liveEdgeChange, 2, 'liveedgechange fired when we stop tracking');
-
- this.player.duration(Infinity);
- assert.ok(this.liveTracker.isTracking(), 'started');
- assert.equal(liveEdgeChange, 3, 'liveedgechange fired again');
- });
-
- QUnit.test('with canplay', function(assert) {
- let duration = Infinity;
-
- this.player.seekable = () => createTimeRanges(0, 30);
- this.player.duration = () => duration;
-
- assert.notOk(this.liveTracker.isTracking(), 'not started');
-
- this.player.trigger('canplay');
- assert.ok(this.liveTracker.isTracking(), 'started');
-
- // end the video by triggering a duration change so we toggle off the liveui
- duration = 5;
- this.player.trigger('durationchange');
- assert.notOk(this.liveTracker.isTracking(), 'not started');
-
- // pretend we loaded a new source and we got a canplay
- duration = Infinity;
- this.player.trigger('canplay');
- assert.ok(this.liveTracker.isTracking(), 'started');
- });
-
- QUnit.module('tracking', {
- beforeEach() {
- this.clock = sinon.useFakeTimers();
-
- this.player = TestHelpers.makePlayer();
-
- this.liveTracker = this.player.liveTracker;
- this.player.seekable = () => createTimeRanges(0, 30);
- this.player.paused = () => false;
- this.player.duration(Infinity);
-
- this.liveEdgeChanges = 0;
-
- this.liveTracker.on('liveedgechange', () => {
- this.liveEdgeChanges++;
- });
- },
- afterEach() {
- this.player.dispose();
- this.clock.restore();
- }
- });
-
- QUnit.test('Triggers liveedgechange when we fall behind and catch up', function(assert) {
- this.liveTracker.options_.liveTolerance = 6;
- this.player.seekable = () => createTimeRanges(0, 20);
- this.player.trigger('timeupdate');
- this.player.currentTime = () => 14;
- this.clock.tick(6000);
- this.player.seekable = () => createTimeRanges(0, 26);
- this.clock.tick(1000);
-
- assert.equal(this.liveEdgeChanges, 1, 'should have one live edge change');
- assert.ok(this.liveTracker.behindLiveEdge(), 'behind live edge');
-
- this.player.currentTime = () => this.liveTracker.liveCurrentTime();
- this.clock.tick(30);
-
- assert.equal(this.liveEdgeChanges, 2, 'should have two live edge change');
- assert.ok(this.liveTracker.atLiveEdge(), 'at live edge');
- });
-
- QUnit.test('is behindLiveEdge when paused', function(assert) {
- this.liveTracker.options_.liveTolerance = 6;
- this.player.seekable = () => createTimeRanges(0, 20);
- this.player.trigger('timeupdate');
- this.player.currentTime = () => 20;
- this.clock.tick(1000);
-
- assert.ok(this.liveTracker.atLiveEdge(), 'at live edge');
-
- this.player.paused = () => true;
- this.player.trigger('pause');
-
- assert.equal(this.liveEdgeChanges, 1, 'should have one live edge change');
- assert.ok(this.liveTracker.behindLiveEdge(), 'behindLiveEdge live edge');
- });
-
- QUnit.test('is behindLiveEdge when seeking behind liveTolerance with API', function(assert) {
- this.liveTracker.options_.liveTolerance = 6;
- this.player.seekable = () => createTimeRanges(0, 20);
- this.player.trigger('timeupdate');
- this.player.currentTime = () => 20;
- this.clock.tick(1000);
-
- assert.ok(this.liveTracker.atLiveEdge(), 'at live edge');
-
- this.player.currentTime = () => 14;
- this.player.trigger('seeked');
-
- assert.equal(this.liveEdgeChanges, 1, 'should have one live edge change');
- assert.ok(this.liveTracker.behindLiveEdge(), 'behindLiveEdge live edge');
- });
-
- QUnit.test('is behindLiveEdge when seeking >2s behind with ui', function(assert) {
- this.liveTracker.options_.liveTolerance = 6;
- this.player.seekable = () => createTimeRanges(0, 20);
- this.player.trigger('timeupdate');
- this.player.currentTime = () => 20;
- this.clock.tick(1000);
-
- assert.ok(this.liveTracker.atLiveEdge(), 'at live edge');
-
- this.liveTracker.nextSeekedFromUser();
- this.player.currentTime = () => 17;
- this.player.trigger('seeked');
-
- assert.equal(this.liveEdgeChanges, 1, 'should have one live edge change');
- assert.ok(this.liveTracker.behindLiveEdge(), 'behindLiveEdge live edge');
- });
-
- QUnit.test('pastSeekEnd should update when seekable changes', function(assert) {
- assert.strictEqual(this.liveTracker.liveCurrentTime(), 30, 'liveCurrentTime is now 30');
- this.clock.tick(2010);
-
- assert.ok(this.liveTracker.pastSeekEnd() > 2, 'pastSeekEnd should be over 2s');
-
- this.player.seekable = () => createTimeRanges(0, 2);
-
- this.clock.tick(30);
- assert.strictEqual(this.liveTracker.pastSeekEnd(), 0.03, 'pastSeekEnd start at 0.03 again');
- assert.strictEqual(this.liveTracker.liveCurrentTime(), 2.03, 'liveCurrentTime is now 2.03');
- });
-
- QUnit.test('can seek to live edge', function(assert) {
- this.player.trigger('timeupdate');
-
- this.player.seekable = () => createTimeRanges(0, 6);
- this.liveTracker.options_.liveTolerance = 2;
- let currentTime = 0;
-
- this.player.currentTime = (ct) => {
- if (typeof ct !== 'undefined') {
- currentTime = ct;
- }
- return 0;
- };
-
- this.clock.tick(6000);
-
- assert.ok(this.liveTracker.pastSeekEnd() > 2, 'pastSeekEnd should be over 2s');
-
- this.liveTracker.seekToLiveEdge();
-
- assert.equal(currentTime, this.liveTracker.liveCurrentTime(), 'should have seeked to liveCurrentTime');
- });
-
- QUnit.test('does not seek to live edge if at live edge', function(assert) {
- let pauseCalls = 0;
- let playCalls = 0;
- let currentTime = 0;
-
- this.player.currentTime = (ct) => {
- if (typeof ct !== 'undefined') {
- currentTime = ct;
- }
- return 0;
- };
-
- this.player.play = () => {
- playCalls++;
- };
-
- this.player.pause = () => {
- pauseCalls++;
- };
-
- this.liveTracker.seekToLiveEdge();
- assert.notOk(this.player.hasClass('vjs-waiting'), 'player should not be waiting');
- assert.equal(pauseCalls, 0, 'should not have called pause');
-
- this.clock.tick(2010);
-
- assert.ok(this.liveTracker.pastSeekEnd() > 2, 'pastSeekEnd should be over 2s');
- this.player.seekable = () => createTimeRanges(0, 2);
-
- this.clock.tick(30);
- assert.equal(currentTime, 0, 'should not have seeked to seekableEnd');
- assert.equal(playCalls, 0, 'should not have called play');
- });
-
- QUnit.test('seeks to live edge on the first timeupdate after playback is requested', function(assert) {
- sinon.spy(this.liveTracker, 'seekToLiveEdge');
-
- // Begin live tracking.
- this.player.duration(Infinity);
- assert.ok(this.liveTracker.seekToLiveEdge.notCalled, 'seekToLiveEdge was not called yet');
-
- this.player.trigger('play');
- assert.ok(this.liveTracker.seekToLiveEdge.notCalled, 'seekToLiveEdge was not called yet');
-
- this.player.trigger('timeupdate');
- assert.ok(this.liveTracker.seekToLiveEdge.calledOnce, 'seekToLiveEdge was called');
-
- this.player.trigger('timeupdate');
- assert.ok(this.liveTracker.seekToLiveEdge.calledOnce, 'seekToLiveEdge was not called on subsequent timeupdate');
- });
-
- QUnit.test('does not seek to live edge on the first timeupdate after playback is requested if playback already began', function(assert) {
- sinon.spy(this.liveTracker, 'seekToLiveEdge');
-
- // Begin live tracking.
- this.liveTracker.stopTracking();
- this.player.hasStarted = () => true;
- this.liveTracker.startTracking();
- assert.ok(this.liveTracker.seekToLiveEdge.notCalled, 'seekToLiveEdge was not called');
-
- this.player.trigger('play');
- this.player.trigger('playing');
- assert.ok(this.liveTracker.seekToLiveEdge.notCalled, 'seekToLiveEdge was not called');
-
- this.player.trigger('timeupdate');
- assert.ok(this.liveTracker.seekToLiveEdge.notCalled, 'seekToLiveEdge was not called');
-
- this.player.trigger('timeupdate');
- assert.ok(this.liveTracker.seekToLiveEdge.notCalled, 'seekToLiveEdge was not called');
- });
-
- QUnit.test('single seekable, helpers should be correct', function(assert) {
- // simple
- this.player.seekable = () => createTimeRanges(10, 50);
- assert.strictEqual(Math.round(this.liveTracker.liveWindow()), 40, 'liveWindow is ~40s');
- assert.strictEqual(this.liveTracker.seekableStart(), 10, 'seekableStart is 10s');
- assert.strictEqual(this.liveTracker.seekableEnd(), 50, 'seekableEnd is 50s');
- });
-
- QUnit.test('multiple seekables, helpers should be correct', function(assert) {
- // multiple
- this.player.seekable = () => createTimeRanges([[0, 1], [2, 3], [4, 5]]);
- assert.strictEqual(Math.round(this.liveTracker.liveWindow()), 5, 'liveWindow is ~5s');
- assert.strictEqual(this.liveTracker.seekableStart(), 0, 'seekableStart is 0s');
- assert.strictEqual(this.liveTracker.seekableEnd(), 5, 'seekableEnd is 5s');
- });
-
- QUnit.test('single seekable with Infinity, helpers should be correct', function(assert) {
- // single with Infinity
- this.player.seekable = () => createTimeRanges(0, Infinity);
- assert.strictEqual(this.liveTracker.liveWindow(), 0, 'liveWindow is Infinity');
- assert.strictEqual(this.liveTracker.seekableStart(), 0, 'seekableStart is 0s');
- assert.strictEqual(this.liveTracker.seekableEnd(), Infinity, 'seekableEnd is Infinity');
- });
-
- QUnit.test('multiple seekables with Infinity, helpers should be correct', function(assert) {
- // multiple with Infinity
- this.player.seekable = () => createTimeRanges([[0, Infinity], [1, Infinity]]);
- assert.strictEqual(this.liveTracker.liveWindow(), 0, 'liveWindow is Infinity');
- assert.strictEqual(this.liveTracker.seekableStart(), 0, 'seekableStart is 0s');
- assert.strictEqual(this.liveTracker.seekableEnd(), Infinity, 'seekableEnd is Infinity');
- });
-
- QUnit.test('No seekables, helpers should be defaults', function(assert) {
- // defaults
- this.player.seekable = () => createTimeRanges();
-
- assert.strictEqual(this.liveTracker.liveWindow(), 0, 'liveWindow is Infinity');
- assert.strictEqual(this.liveTracker.seekableStart(), 0, 'seekableStart is 0s');
- assert.strictEqual(this.liveTracker.seekableEnd(), Infinity, 'seekableEnd is Infinity');
- });
-
-});