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test-amp-video.js
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test-amp-video.js
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import {VisibilityState_Enum} from '#core/constants/visibility-state';
import {dispatchCustomEvent} from '#core/dom';
import {toggleExperiment} from '#experiments';
import {Services} from '#service';
import {installPerformanceService} from '#service/performance-impl';
import {xhrServiceForTesting} from '#service/xhr-impl';
import {listenOncePromise} from '#utils/event-helper';
import {installResizeObserverStub} from '#testing/resize-observer-stub';
import {VideoEvents_Enum} from '../../../../src/video-interface';
import {AmpCacheUrlService} from '../../../amp-cache-url/0.1/amp-cache-url';
import {AmpVideo, isCachedByCdn} from '../amp-video';
describes.realWin(
'amp-video',
{
amp: {
extensions: ['amp-video'],
},
},
(env) => {
let win, doc;
let timer;
let resizeObserverStub;
beforeEach(() => {
win = env.win;
doc = win.document;
timer = Services.timerFor(win);
installPerformanceService(win);
resizeObserverStub = installResizeObserverStub(env.sandbox, win);
});
function getFooVideoSrc(filetype) {
return '//someHost/foo.' + filetype.slice(filetype.indexOf('/') + 1); // assumes no optional params
}
async function getVideo(
attributes,
children,
opt_beforeLayoutCallback,
opt_noLayout
) {
const v = doc.createElement('amp-video');
for (const key in attributes) {
v.setAttribute(key, attributes[key]);
}
if (children != null) {
for (const key in children) {
v.appendChild(children[key]);
}
}
doc.body.appendChild(v);
await v.buildInternal();
const impl = await v.getImpl(false);
if (opt_noLayout) {
return v;
}
if (opt_beforeLayoutCallback) {
opt_beforeLayoutCallback(v, impl);
}
try {
await v.layoutCallback();
return v;
} catch (e) {
// Ignore failed to load errors since sources are fake.
if (e.toString().indexOf('Failed to load') > -1) {
return v;
} else {
throw e;
}
}
}
it('should preconnect', async () => {
const v = await getVideo({
src: 'video.mp4',
width: 160,
height: 90,
});
const impl = await v.getImpl(false);
const preconnect = Services.preconnectFor(win);
env.sandbox.spy(preconnect, 'url');
impl.preconnectCallback();
expect(preconnect.url).to.have.been.calledWithExactly(
env.sandbox.match.object, // AmpDoc
'video.mp4',
undefined
);
});
it('should load a video', async () => {
const v = await getVideo({
src: 'video.mp4',
width: 160,
height: 90,
});
const video = v.querySelector('video');
expect(video.tagName).to.equal('VIDEO');
expect(video.getAttribute('src')).to.equal('video.mp4');
expect(video.hasAttribute('controls')).to.be.false;
});
it('should load a cached video', async () => {
const v = await getVideo({
src: 'https://example-com.cdn.ampproject.org/m/s/video.mp4',
'amp-orig-src': 'https://example.com/video.mp4',
width: 160,
height: 90,
});
const video = v.querySelector('video');
expect(video.getAttribute('src')).to.be.null;
const sources = video.querySelectorAll('source');
expect(sources.length).to.equal(4);
expect(sources[0].getAttribute('src')).to.equal(
'https://example-com.cdn.ampproject.org/m/s/video.mp4?amp_video_quality=high'
);
expect(sources[1].getAttribute('src')).to.equal(
'https://example-com.cdn.ampproject.org/m/s/video.mp4?amp_video_quality=medium'
);
expect(sources[2].getAttribute('src')).to.equal(
'https://example-com.cdn.ampproject.org/m/s/video.mp4?amp_video_quality=low'
);
expect(sources[3].getAttribute('src')).to.equal(
'https://example.com/video.mp4'
);
});
it('should load a cached video and bitrate', async () => {
const source = doc.createElement('source');
source.setAttribute(
'src',
'https://example-com.cdn.ampproject.org/m/s/video.mp4'
);
source.setAttribute('amp-orig-src', 'https://example.com/video.mp4');
source.setAttribute('data-bitrate', '1000');
const v = await getVideo(
{
width: 160,
height: 90,
},
[source]
);
const video = v.querySelector('video');
expect(video.getAttribute('src')).to.be.null;
const sources = video.querySelectorAll('source');
expect(sources.length).to.equal(4);
expect(sources[0].getAttribute('data-bitrate')).to.equal('2000');
expect(sources[1].getAttribute('data-bitrate')).to.equal('720');
expect(sources[2].getAttribute('data-bitrate')).to.equal('400');
expect(sources[3].hasAttribute('data-bitrate')).to.be.false;
expect(sources[3].getAttribute('src')).to.equal(
'https://example.com/video.mp4'
);
});
it('should set an attribute on cached video sources', async () => {
const source = doc.createElement('source');
source.setAttribute(
'src',
'https://example-com.cdn.ampproject.org/m/s/video.mp4'
);
source.setAttribute('amp-orig-src', 'https://example.com/video.mp4');
source.setAttribute('data-bitrate', '1000');
const v = await getVideo(
{
width: 160,
height: 90,
},
[source]
);
const sources = v.querySelectorAll('source');
expect(sources[0]).to.have.attribute('i-amphtml-video-cached-source');
expect(sources[1]).to.have.attribute('i-amphtml-video-cached-source');
expect(sources[2]).to.have.attribute('i-amphtml-video-cached-source');
});
it('should not set an attribute on non cached video sources', async () => {
const source = doc.createElement('source');
source.setAttribute(
'src',
'https://example-com.cdn.ampproject.org/m/s/video.mp4'
);
source.setAttribute('amp-orig-src', 'https://example.com/video.mp4');
source.setAttribute('data-bitrate', '1000');
const v = await getVideo(
{
width: 160,
height: 90,
},
[source]
);
const sources = v.querySelectorAll('source');
expect(sources[3]).to.not.have.attribute('i-amphtml-video-cached-source');
});
it('should load a video', async () => {
const v = await getVideo({
src: 'video.mp4',
width: 160,
height: 90,
'controls': '',
'muted': '',
'loop': '',
'crossorigin': '',
'disableremoteplayback': '',
});
const video = v.querySelector('video');
expect(video.tagName).to.equal('VIDEO');
expect(video.hasAttribute('controls')).to.be.true;
expect(video.hasAttribute('loop')).to.be.true;
expect(video.hasAttribute('crossorigin')).to.be.true;
expect(video.hasAttribute('disableremoteplayback')).to.be.true;
// autoplay is never propagated to the video element
expect(video.hasAttribute('autoplay')).to.be.false;
// muted is a deprecated attribute
expect(video.hasAttribute('muted')).to.be.false;
});
it('should load a video with source children', async () => {
const sources = [];
const mediatypes = ['video/ogg', 'video/mp4', 'video/webm'];
for (let i = 0; i < mediatypes.length; i++) {
const mediatype = mediatypes[i];
const source = doc.createElement('source');
source.setAttribute('src', getFooVideoSrc(mediatype));
source.setAttribute('type', mediatype);
sources.push(source);
}
const v = await getVideo(
{
src: 'video.mp4',
width: 160,
height: 90,
'controls': '',
'autoplay': '',
'muted': '',
'loop': '',
},
sources
);
const video = v.querySelector('video');
// check that the source tags were propogated
expect(video.children.length).to.equal(mediatypes.length);
for (let i = 0; i < mediatypes.length; i++) {
const mediatype = mediatypes[i];
expect(video.children.item(i).tagName).to.equal('SOURCE');
expect(video.children.item(i).hasAttribute('src')).to.be.true;
expect(video.children.item(i).getAttribute('src')).to.equal(
getFooVideoSrc(mediatype)
);
expect(video.children.item(i).getAttribute('type')).to.equal(mediatype);
}
});
it('should load a video with track children', async () => {
const tracks = [];
const tracktypes = ['captions', 'subtitles', 'descriptions', 'chapters'];
for (let i = 0; i < tracktypes.length; i++) {
const tracktype = tracktypes[i];
const track = doc.createElement('track');
track.setAttribute('src', getFooVideoSrc(tracktype));
track.setAttribute('type', tracktype);
track.setAttribute('srclang', 'en');
tracks.push(track);
}
const v = await getVideo(
{
src: 'video.mp4',
width: 160,
height: 90,
'controls': '',
'autoplay': '',
'muted': '',
'loop': '',
},
tracks
);
const video = v.querySelector('video');
// check that the source tags were propogated
expect(video.children.length).to.equal(tracktypes.length);
for (let i = 0; i < tracktypes.length; i++) {
const tracktype = tracktypes[i];
expect(video.children.item(i).tagName).to.equal('TRACK');
expect(video.children.item(i).hasAttribute('src')).to.be.true;
expect(video.children.item(i).getAttribute('src')).to.equal(
getFooVideoSrc(tracktype)
);
expect(video.children.item(i).getAttribute('type')).to.equal(tracktype);
expect(video.children.item(i).getAttribute('srclang')).to.equal('en');
}
});
it('should not load a video with http src', () => {
// Both "preconnectCallback" and "propagateLayoutChildren_" will trigger
// this error message.
expectAsyncConsoleError(/start with/, 2);
return expect(
getVideo({
src: 'http://example.com/video.mp4',
width: 160,
height: 90,
'controls': '',
'autoplay': '',
'muted': '',
'loop': '',
}).catch(async (e) => {
const v = doc.querySelector('amp-video');
const impl = await v.getImpl(false);
// preconnectCallback could get called again after this test is done, and
// trigger an other "start with https://" error that would crash mocha.
env.sandbox.stub(impl, 'preconnectCallback');
throw e;
})
).to.be.rejectedWith(/start with/);
});
it('should not load a video with http source children', () => {
expectAsyncConsoleError(/start with/);
const sources = [];
const mediatypes = ['video/ogg', 'video/mp4', 'video/webm'];
for (let i = 0; i < mediatypes.length; i++) {
const mediatype = mediatypes[i];
const source = doc.createElement('source');
source.setAttribute('src', 'http:' + getFooVideoSrc(mediatype));
source.setAttribute('type', mediatype);
sources.push(source);
}
return expect(
getVideo(
{
src: 'video.mp4',
width: 160,
height: 90,
'controls': '',
'autoplay': '',
'muted': '',
'loop': '',
},
sources
)
).to.be.rejectedWith(/start with/);
});
it('should set poster, controls, controlsList in prerender mode', async () => {
const v = await getVideo(
{
src: 'video.mp4',
width: 160,
height: 90,
'poster': 'img.png',
'controls': '',
'controlsList': 'nofullscreen nodownload noremoteplayback',
},
null,
function (element) {
// Should set appropriate attributes in buildCallback
const video = element.querySelector('video');
expect(video.getAttribute('controls')).to.exist;
expect(video.getAttribute('playsinline')).to.exist;
expect(video.getAttribute('webkit-playsinline')).to.exist;
}
);
// Same attributes should still be present in layoutCallback.
const video = v.querySelector('video');
expect(video.tagName).to.equal('VIDEO');
expect(video.getAttribute('poster')).to.equal('img.png');
expect(video.getAttribute('controls')).to.exist;
expect(video.getAttribute('controlsList')).to.equal(
'nofullscreen nodownload noremoteplayback'
);
});
it('should not set poster, src, or preload in build', async () => {
const v = await getVideo(
{
src: 'video.mp4',
width: 160,
height: 90,
'preload': 'auto',
'poster': 'img.png',
},
null,
function (element) {
const video = element.querySelector('video');
expect(video.getAttribute('preload')).to.equal('none');
expect(video.hasAttribute('poster')).to.be.false;
expect(video.hasAttribute('src')).to.be.false;
}
);
// Should set appropriate attributes in layoutCallback.
const video = v.querySelector('video');
expect(video.tagName).to.equal('VIDEO');
expect(video.getAttribute('preload')).to.equal('auto');
expect(video.getAttribute('poster')).to.equal('img.png');
});
it('should remove preload attribute when not provided', async () => {
const v = await getVideo(
{
src: 'video.mp4',
width: 160,
height: 90,
'poster': 'img.png',
},
null,
function (element) {
const video = element.querySelector('video');
expect(video.getAttribute('preload')).to.equal('none');
expect(video.hasAttribute('poster')).to.be.false;
expect(video.hasAttribute('src')).to.be.false;
}
);
// Should set appropriate attributes in layoutCallback.
const video = v.querySelector('video');
expect(video.tagName).to.equal('VIDEO');
expect(video.hasAttribute('preload')).to.be.false;
expect(video.getAttribute('poster')).to.equal('img.png');
});
it('should not load a video with source children in prerender mode', async () => {
const sources = [];
const mediatypes = ['video/ogg', 'video/mp4', 'video/webm'];
for (let i = 0; i < mediatypes.length; i++) {
const mediatype = mediatypes[i];
const source = doc.createElement('source');
source.setAttribute('src', getFooVideoSrc(mediatype));
source.setAttribute('type', mediatype);
sources.push(source);
}
const v = await getVideo(
{
src: 'video.mp4',
width: 160,
height: 90,
'controls': '',
'autoplay': '',
'muted': '',
'loop': '',
},
sources,
function (element) {
const video = element.querySelector('video');
expect(video.children.length).to.equal(0);
}
);
// Should add attributes and source children in layoutCallback.
const video = v.querySelector('video');
// check that the source tags were propogated
expect(video.children.length).to.equal(mediatypes.length);
for (let i = 0; i < mediatypes.length; i++) {
const mediatype = mediatypes[i];
expect(video.children.item(i).tagName).to.equal('SOURCE');
expect(video.children.item(i).hasAttribute('src')).to.be.true;
expect(video.children.item(i).getAttribute('src')).to.equal(
getFooVideoSrc(mediatype)
);
expect(video.children.item(i).getAttribute('type')).to.equal(mediatype);
}
});
it('should set src and preload in non-prerender mode', async () => {
const v = await getVideo(
{
src: 'video.mp4',
width: 160,
height: 90,
'preload': 'auto',
'poster': 'img.png',
},
null,
function (element) {
const video = element.querySelector('video');
expect(video.getAttribute('preload')).to.equal('none');
expect(video.hasAttribute('poster')).to.be.false;
expect(video.hasAttribute('src')).to.be.false;
}
);
const video = v.querySelector('video');
expect(video.tagName).to.equal('VIDEO');
expect(video.getAttribute('preload')).to.equal('auto');
expect(video.getAttribute('poster')).to.equal('img.png');
});
it('should auto-pause the video', async () => {
const v = await getVideo({
src: 'video.mp4',
width: 160,
height: 90,
});
const video = v.querySelector('video');
env.sandbox.spy(video, 'pause');
// The auto-pause only happens on when the video is actually playing.
dispatchCustomEvent(video, 'play');
// First send "size" event and then "no size".
resizeObserverStub.notifySync({
target: v,
borderBoxSize: [{inlineSize: 10, blockSize: 10}],
});
resizeObserverStub.notifySync({
target: v,
borderBoxSize: [{inlineSize: 0, blockSize: 0}],
});
expect(video.pause.called).to.be.true;
});
it('should fallback if video element is not supported', async () => {
const v = await getVideo(
{
src: 'video.mp4',
width: 160,
height: 90,
},
null,
function (element, impl) {
env.sandbox.stub(impl, 'isVideoSupported_').returns(false);
env.sandbox.spy(impl, 'toggleFallback');
}
);
const impl = await v.getImpl(false);
expect(impl.toggleFallback.called).to.be.true;
expect(impl.toggleFallback).to.have.been.calledWith(true);
});
it('decode error retries the next source', async () => {
const s0 = doc.createElement('source');
s0.setAttribute('src', './0.mp4');
const s1 = doc.createElement('source');
s1.setAttribute('src', 'https://example.com/1.mp4');
const video = await getVideo(
{
width: 160,
height: 90,
},
[s0, s1]
);
const impl = await video.getImpl(false);
const ele = impl.video_;
ele.play = env.sandbox.stub();
ele.load = env.sandbox.stub();
Object.defineProperty(ele, 'error', {
value: {
code: MediaError.MEDIA_ERR_DECODE,
},
});
const secondErrorHandler = env.sandbox.stub();
ele.addEventListener('error', secondErrorHandler);
expect(ele.childElementCount).to.equal(2);
ele.dispatchEvent(new ErrorEvent('error'));
expect(ele.childElementCount).to.equal(1);
expect(ele.load).to.have.been.called;
expect(ele.play).to.have.been.called;
expect(secondErrorHandler).to.not.have.been.called;
});
it('non-decode error has no side effect', async () => {
const s0 = doc.createElement('source');
s0.setAttribute('src', 'https://example.com/0.mp4');
const s1 = doc.createElement('source');
s1.setAttribute('src', 'https://example.com/1.mp4');
const video = await getVideo(
{
width: 160,
height: 90,
},
[s0, s1]
);
const impl = await video.getImpl(false);
const ele = impl.video_;
ele.play = env.sandbox.stub();
ele.load = env.sandbox.stub();
Object.defineProperty(ele, 'error', {
value: {
code: MediaError.MEDIA_ERR_ABORTED,
},
});
const secondErrorHandler = env.sandbox.stub();
ele.addEventListener('error', secondErrorHandler);
expect(ele.childElementCount).to.equal(2);
ele.dispatchEvent(new ErrorEvent('error'));
expect(ele.childElementCount).to.equal(2);
expect(secondErrorHandler).to.have.been.called;
});
it('should propagate ARIA attributes', async () => {
const v = await getVideo({
src: 'video.mp4',
width: 160,
height: 90,
'aria-label': 'Hello',
'aria-labelledby': 'id2',
'aria-describedby': 'id3',
});
const video = v.querySelector('video');
expect(video.getAttribute('aria-label')).to.equal('Hello');
expect(video.getAttribute('aria-labelledby')).to.equal('id2');
expect(video.getAttribute('aria-describedby')).to.equal('id3');
});
it('should propagate attribute mutations', async () => {
const v = await getVideo({
src: 'foo.mp4',
width: 160,
height: 90,
controls: '',
controlsList: '',
});
const mutations = {
src: 'bar.mp4',
controls: null,
controlsList: 'nodownload nofullscreen',
};
Object.keys(mutations).forEach((property) => {
const value = mutations[property];
if (value === null) {
v.removeAttribute(property);
} else {
v.setAttribute(property, value);
}
});
v.mutatedAttributesCallback(mutations);
const video = v.querySelector('video');
expect(video.getAttribute('src')).to.equal('bar.mp4');
expect(video.controls).to.be.false;
expect(video.getAttribute('controlsList')).to.equal(
'nodownload nofullscreen'
);
});
it('should propagate the object-fit attribute', async () => {
const v = await getVideo({
src: 'video.mp4',
'object-fit': 'cover',
layout: 'responsive',
});
const video = v.querySelector('video');
expect(video.style.objectFit).to.equal('cover');
});
it('should not propagate the object-fit attribute if invalid', async () => {
const v = await getVideo({
src: 'video.mp4',
'object-fit': 'foo 80%',
layout: 'responsive',
});
const video = v.querySelector('video');
expect(video.style.objectFit).to.be.empty;
});
it('should propagate the object-position attribute', async () => {
const v = await getVideo({
src: 'video.mp4',
'object-position': '20% 80%',
layout: 'responsive',
});
const video = v.querySelector('video');
expect(video.style.objectPosition).to.equal('20% 80%');
});
it('should not propagate the object-position attribute if invalid', async () => {
const v = await getVideo({
src: 'video.mp4',
'object-position': 'url("example.com")',
layout: 'responsive',
});
const video = v.querySelector('video');
expect(video.style.objectPosition).to.be.empty;
});
// TODO: unskip the tests in this file #19664
it.skip('should forward certain events from video to the amp element', async () => {
const v = await getVideo({
src: '/examples/av/ForBiggerJoyrides.mp4',
width: 160,
height: 90,
});
const impl = await v.getImpl(false);
await Promise.resolve();
impl.mute();
await listenOncePromise(v, VideoEvents_Enum.MUTED);
impl.play();
const playPromise = listenOncePromise(v, VideoEvents_Enum.PLAY);
await listenOncePromise(v, VideoEvents_Enum.PLAYING);
await playPromise;
impl.pause();
await listenOncePromise(v, VideoEvents_Enum.PAUSE);
impl.unmute();
await listenOncePromise(v, VideoEvents_Enum.UNMUTED);
// Should not send the unmute event twice if already sent once.
const p = listenOncePromise(v, VideoEvents_Enum.UNMUTED).then(() => {
assert.fail('Should not have dispatch unmute message twice');
});
v.querySelector('video').dispatchEvent(new Event('volumechange'));
const successTimeout = timer.promise(10);
await Promise.race([p, successTimeout]);
const video = v.querySelector('video');
video.currentTime = video.duration - 0.1;
impl.play();
// Make sure pause and end are triggered when video ends.
const pEnded = listenOncePromise(v, VideoEvents_Enum.ENDED);
const pPause = listenOncePromise(v, VideoEvents_Enum.PAUSE);
return Promise.all([pEnded, pPause]);
});
describe('remote video cache (amp-video[cache=*])', () => {
let remoteSources;
beforeEach(() => {
const cacheUrlService = new AmpCacheUrlService();
env.sandbox
.stub(Services, 'cacheUrlServicePromiseForDoc')
.resolves(cacheUrlService);
const extensionsService = {
installExtensionForDoc: env.sandbox.spy(() => Promise.resolve()),
};
env.sandbox.stub(Services, 'extensionsFor').returns(extensionsService);
const xhrService = xhrServiceForTesting(env.win);
env.sandbox.stub(Services, 'xhrFor').returns(xhrService);
remoteSources = [];
env.sandbox.stub(xhrService, 'fetch').resolves({
json: () => Promise.resolve({sources: remoteSources}),
});
});
it('should play a source fetched from video caching', async () => {
remoteSources.push({
url: 'https://example.com/cached-video.mp4',
type: 'video/mp4',
});
const v = await getVideo({
src: 'https://example-com.cdn.ampproject.org/m/s/video.mp4',
type: 'video/mp4',
'amp-orig-src': 'https://example.com/video.mp4',
cache: 'google',
layout: 'responsive',
height: '100px',
width: '100px',
});
const sources = v.querySelectorAll('source');
expect(sources.length).to.equal(2);
expect(v.querySelector('video')).to.not.have.attribute('src');
expect(sources[0].getAttribute('src')).to.equal(
'https://example.com/cached-video.mp4'
);
expect(sources[1].getAttribute('src')).to.equal(
'https://example.com/video.mp4'
);
});
it('should remove AMP Cache video caching on video[src] if remote video caching is provided', async () => {
const origSrc = 'https://example.com/video.mp4';
const v = await getVideo({
src: 'https://example-com.cdn.ampproject.org/m/s/video.mp4',
type: 'video/mp4',
'amp-orig-src': origSrc,
cache: 'google',
layout: 'responsive',
height: '100px',
width: '100px',
});
const sources = v.querySelectorAll('source');
expect(sources.length).to.equal(1);
expect(sources[0].getAttribute('src')).to.equal(origSrc);
});
it('should remove AMP Cache video caching on source elements if remote video caching is provided', async () => {
const origSrc = 'https://example.com/video.mp4';
const cachedSource = doc.createElement('source');
cachedSource.setAttribute(
'src',
'https://example-com.cdn.ampproject.org/m/s/video.mp4'
);
cachedSource.setAttribute('amp-orig-src', origSrc);
const v = await getVideo(
{
type: 'video/mp4',
cache: 'google',
layout: 'responsive',
height: '100px',
width: '100px',
},
[cachedSource]
);
const sources = v.querySelectorAll('source');
expect(sources.length).to.equal(1);
expect(sources[0].getAttribute('src')).to.equal(origSrc);
});
describe('prerendering', () => {
let makeVisible;
let visibilityStubs;
beforeEach(() => {
visibilityStubs = {
getVisibilityState: env.sandbox.stub(
env.ampdoc,
'getVisibilityState'
),
whenFirstVisible: env.sandbox.stub(env.ampdoc, 'whenFirstVisible'),
};
visibilityStubs.getVisibilityState.returns(
VisibilityState_Enum.PRERENDER
);
const visiblePromise = new Promise((resolve) => {
makeVisible = resolve;
});
visibilityStubs.whenFirstVisible.returns(visiblePromise);
});
it('should propagate cached sources in prerendering', async () => {
remoteSources.push({
url: 'https://example.com/cached-video.mp4',
type: 'video/mp4',
});
const source = doc.createElement('source');
source.setAttribute('src', 'https://example.com/video.mp4');
const v = await getVideo(
{
type: 'video/mp4',
cache: 'google',
layout: 'responsive',
height: '100px',
width: '100px',
},
[source],
null,
/* opt_noLayout */ true
);
v.layoutCallback();
const sources = v.querySelectorAll('video source');
// Only one source, and the cached one.
expect(sources.length).to.equal(1);
expect(sources[0].getAttribute('src')).to.equal(
'https://example.com/cached-video.mp4'
);
});
it('should have all sources when visible after prerendering', async () => {
remoteSources.push({
url: 'https://example.com/cached-video.mp4',
type: 'video/mp4',
});
const source = doc.createElement('source');
source.setAttribute('src', 'https://example.com/video.mp4');
const v = await getVideo(
{
type: 'video/mp4',
cache: 'google',
layout: 'responsive',
height: '100px',
width: '100px',
},
[source],
null,
/* opt_noLayout */ true
);
v.layoutCallback();
makeVisible();
await Promise.resolve();
const sources = v.querySelectorAll('video source');
// Cached + non cached source and in the right order.
expect(sources.length).to.equal(2);
expect(sources[0].getAttribute('src')).to.equal(
'https://example.com/cached-video.mp4'
);
expect(sources[1].getAttribute('src')).to.equal(
'https://example.com/video.mp4'
);
});
});
describe('max bitrate', () => {
beforeEach(() => {
toggleExperiment(env.win, 'amp-story-first-page-max-bitrate', true);
});
afterEach(() => {
toggleExperiment(env.win, 'amp-story-first-page-max-bitrate', false);
});
it('should apply a max bitrate on first story page', async () => {
remoteSources.push({
url: 'https://example.com/cached-video-2000.mp4',
type: 'video/mp4',
'bitrate_kbps': 2000,
});
remoteSources.push({
url: 'https://example.com/cached-video-720.mp4',
type: 'video/mp4',
'bitrate_kbps': 720,
});
const attrs = {
src: 'https://example-com.cdn.ampproject.org/m/s/video.mp4',
type: 'video/mp4',
'amp-orig-src': 'https://example.com/video.mp4',
cache: 'google',
layout: 'responsive',
height: '100px',
width: '100px',
};
const storyEl = doc.createElement('amp-story');
const storyPageEl = doc.createElement('amp-story-page');
const v = doc.createElement('amp-video');
for (const key in attrs) {
v.setAttribute(key, attrs[key]);
}
storyEl.appendChild(storyPageEl);
storyPageEl.appendChild(v);
doc.body.appendChild(storyEl);
await v.buildInternal();
await v.getImpl(false);
try {
await v.layoutCallback();
} catch (e) {}
const sources = v.querySelectorAll('source');
expect(sources[0].getAttribute('src')).to.equal(
'https://example.com/cached-video-720.mp4'
);
});
it('should not apply a max bitrate on second story page', async () => {
remoteSources.push({
url: 'https://example.com/cached-video-2000.mp4',
type: 'video/mp4',
'bitrate_kbps': 2000,
});
remoteSources.push({
url: 'https://example.com/cached-video-720.mp4',
type: 'video/mp4',
'bitrate_kbps': 720,
});
const attrs = {
src: 'https://example-com.cdn.ampproject.org/m/s/video.mp4',
type: 'video/mp4',
'amp-orig-src': 'https://example.com/video.mp4',
cache: 'google',
layout: 'responsive',
height: '100px',
width: '100px',
};
const storyEl = doc.createElement('amp-story');
const storyPageEl = doc.createElement('amp-story-page');
const storyPageEl2 = doc.createElement('amp-story-page');
const v = doc.createElement('amp-video');
for (const key in attrs) {
v.setAttribute(key, attrs[key]);
}
storyEl.appendChild(storyPageEl);
storyEl.appendChild(storyPageEl2);
storyPageEl2.appendChild(v);
doc.body.appendChild(storyEl);
await v.buildInternal();
await v.getImpl(false);
try {
await v.layoutCallback();
} catch (e) {}
const sources = v.querySelectorAll('source');
expect(sources[0].getAttribute('src')).to.equal(
'https://example.com/cached-video-2000.mp4'
);
});
it('should apply a max bitrate on first story page with legacy caching', async () => {
const attrs = {
src: 'https://example-com.cdn.ampproject.org/m/s/video.mp4',
type: 'video/mp4',
'amp-orig-src': 'https://example.com/video.mp4',
layout: 'responsive',
height: '100px',
width: '100px',
};
const storyEl = doc.createElement('amp-story');
const storyPageEl = doc.createElement('amp-story-page');
const v = doc.createElement('amp-video');
for (const key in attrs) {
v.setAttribute(key, attrs[key]);
}
storyEl.appendChild(storyPageEl);
storyPageEl.appendChild(v);
doc.body.appendChild(storyEl);
await v.buildInternal();
await v.getImpl(false);
try {
await v.layoutCallback();
} catch (e) {}
const sources = v.querySelectorAll('source');
expect(sources[0].getAttribute('src')).to.equal(