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test-amp-video.js
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test-amp-video.js
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/**
* Copyright 2016 The AMP HTML Authors. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS-IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import '../amp-video';
import {Services} from '../../../../src/services';
import {VideoEvents} from '../../../../src/video-interface';
import {VisibilityState} from '../../../../src/visibility-state';
import {listenOncePromise} from '../../../../src/event-helper';
import {toggleExperiment} from '../../../../src/experiments';
describes.realWin(
'amp-video',
{
amp: {
extensions: ['amp-video'],
},
},
env => {
let win, doc;
let timer;
beforeEach(() => {
win = env.win;
doc = win.document;
timer = Services.timerFor(win);
});
function getFooVideoSrc(filetype) {
return '//someHost/foo.' + filetype.slice(filetype.indexOf('/') + 1); // assumes no optional params
}
async function getVideo(attributes, children, opt_beforeLayoutCallback) {
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.build();
if (opt_beforeLayoutCallback) {
opt_beforeLayoutCallback(v);
}
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 load a video', async () => {
const v = await getVideo({
src: 'video.mp4',
width: 160,
height: 90,
});
const preloadSpy = sandbox.spy(v.implementation_.preconnect, 'url');
v.implementation_.preconnectCallback();
preloadSpy.should.have.been.calledWithExactly('video.mp4', undefined);
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 video', async () => {
const v = await getVideo({
src: 'video.mp4',
width: 160,
height: 90,
'controls': '',
'muted': '',
'loop': '',
'crossorigin': '',
'disableremoteplayback': '',
});
const preloadSpy = sandbox.spy(v.implementation_.preconnect, 'url');
v.implementation_.preconnectCallback();
preloadSpy.should.have.been.calledWithExactly('video.mp4', undefined);
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 preloadSpy = sandbox.spy(v.implementation_.preconnect, 'url');
v.implementation_.preconnectCallback();
preloadSpy.should.have.been.calledWithExactly('video.mp4', undefined);
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 preloadSpy = sandbox.spy(v.implementation_.preconnect, 'url');
v.implementation_.preconnectCallback();
preloadSpy.should.have.been.calledWithExactly('video.mp4', undefined);
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(e => {
const v = doc.querySelector('amp-video');
// preconnectCallback could get called again after this test is done, and
// trigger an other "start with https://" error that would crash mocha.
sandbox.stub(v.implementation_, '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 pause the video when document inactive', async () => {
const v = await getVideo({
src: 'video.mp4',
width: 160,
height: 90,
});
const impl = v.implementation_;
const video = v.querySelector('video');
sandbox.spy(video, 'pause');
impl.pauseCallback();
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) {
const impl = element.implementation_;
sandbox.stub(impl, 'isVideoSupported_').returns(false);
sandbox.spy(impl, 'toggleFallback');
}
);
const impl = v.implementation_;
expect(impl.toggleFallback.called).to.be.true;
expect(impl.toggleFallback).to.have.been.calledWith(true);
});
it('play() should not log promise rejections', async () => {
const playPromise = Promise.reject('The play() request was interrupted');
const catchSpy = sandbox.spy(playPromise, 'catch');
await getVideo(
{
src: 'video.mp4',
width: 160,
height: 90,
},
null,
function(element) {
const impl = element.implementation_;
sandbox.stub(impl.video_, 'play').returns(playPromise);
impl.play();
}
);
expect(catchSpy.called).to.be.true;
});
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',
});
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%',
});
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%',
});
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")',
});
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 = v.implementation_;
await Promise.resolve();
impl.mute();
await listenOncePromise(v, VideoEvents.MUTED);
impl.play();
await listenOncePromise(v, VideoEvents.PLAYING);
impl.pause();
await listenOncePromise(v, VideoEvents.PAUSE);
impl.unmute();
await listenOncePromise(v, VideoEvents.UNMUTED);
// Should not send the unmute event twice if already sent once.
const p = listenOncePromise(v, VideoEvents.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.ENDED);
const pPause = listenOncePromise(v, VideoEvents.PAUSE);
return Promise.all([pEnded, pPause]);
});
describe('blurred image placeholder', () => {
beforeEach(() => {
toggleExperiment(win, 'blurry-placeholder', true, true);
});
/**
* Creates an amp-video with an image child that could potentially be a
* blurry placeholder.
* @param {boolean} addPlaceholder Whether the child should have a
* placeholder attribute.
* @param {boolean} addBlurClass Whether the child should have the
* class that allows it to be a blurred placeholder.
* @return {AmpImg} An amp-video potentially with a blurry placeholder
*/
function getVideoWithBlur(addPlaceholder, addBlurClass) {
const v = doc.createElement('amp-video');
v.setAttribute('layout', 'fixed');
v.setAttribute('width', '300px');
v.setAttribute('height', '250px');
const img = doc.createElement('img');
if (addPlaceholder) {
img.setAttribute('placeholder', '');
v.getPlaceholder = () => img;
} else {
v.getPlaceholder = sandbox.stub();
}
if (addBlurClass) {
img.classList.add('i-amphtml-blurry-placeholder');
}
v.setAttribute('poster', 'img.png');
doc.body.appendChild(v);
v.appendChild(img);
v.build();
const impl = v.implementation_;
impl.togglePlaceholder = sandbox.stub();
return impl;
}
it('should only fade out blurry image placeholders', () => {
let impl = getVideoWithBlur(true, true);
impl.buildCallback();
impl.layoutCallback();
impl.firstLayoutCompleted();
let el = impl.element;
let img = el.firstChild;
expect(img.style.opacity).to.equal('0');
expect(impl.togglePlaceholder).to.not.be.called;
impl = getVideoWithBlur(true, false);
impl.buildCallback();
impl.layoutCallback();
impl.firstLayoutCompleted();
el = impl.element;
img = el.firstChild;
expect(img.style.opacity).to.be.equal('');
expect(impl.togglePlaceholder).to.have.been.calledWith(false);
impl = getVideoWithBlur(false, true);
impl.buildCallback();
impl.layoutCallback();
impl.firstLayoutCompleted();
el = impl.element;
img = el.firstChild;
expect(img.style.opacity).to.be.equal('');
expect(impl.togglePlaceholder).to.have.been.calledWith(false);
impl = getVideoWithBlur(false, false);
impl.buildCallback();
impl.layoutCallback();
impl.firstLayoutCompleted();
el = impl.element;
img = el.firstChild;
expect(impl.togglePlaceholder).to.have.been.calledWith(false);
});
it('should fade out the blurry image placeholder on video load', () => {
const impl = getVideoWithBlur(true, true);
impl.buildCallback();
impl.layoutCallback();
impl.firstLayoutCompleted();
const el = impl.element;
const img = el.firstChild;
expect(img.style.opacity).to.equal('0');
expect(impl.togglePlaceholder).to.not.be.called;
});
it('should fade out the blurry image placeholder on poster load', () => {
const impl = getVideoWithBlur(true, true);
impl.buildCallback();
impl.layoutCallback();
const el = impl.element;
const img = el.firstChild;
impl.posterDummyImageForTesting_.onload();
expect(img.style.opacity).to.equal('0');
expect(impl.togglePlaceholder).to.not.be.called;
});
});
describe('in prerender mode', () => {
let makeVisible;
let visiblePromise;
let video;
let visibilityStubs;
beforeEach(() => {
visibilityStubs = {
getVisibilityState: sandbox.stub(env.ampdoc, 'getVisibilityState'),
whenFirstVisible: sandbox.stub(env.ampdoc, 'whenFirstVisible'),
};
visibilityStubs.getVisibilityState.returns(VisibilityState.PRERENDER);
visiblePromise = new Promise(resolve => {
makeVisible = resolve;
});
visibilityStubs.whenFirstVisible.returns(visiblePromise);
});
describe('should not prerender if no cached sources', () => {
it('with just src', () => {
return new Promise(resolve => {
getVideo(
{
src: 'video.mp4',
width: 160,
height: 90,
},
null,
element => {
expect(element.implementation_.prerenderAllowed()).to.be.false;
resolve();
}
);
});
});
it('with just source', () => {
return new Promise(resolve => {
const source = doc.createElement('source');
source.setAttribute('src', 'video.mp4');
getVideo(
{
width: 160,
height: 90,
},
null,
element => {
expect(element.implementation_.prerenderAllowed()).to.be.false;
resolve();
}
);
});
});
it('with both src and source', () => {
return new Promise(resolve => {
const source = doc.createElement('source');
source.setAttribute('src', 'video.mp4');
getVideo(
{
src: 'video.mp4',
width: 160,
height: 90,
},
[source],
element => {
expect(element.implementation_.prerenderAllowed()).to.be.false;
resolve();
}
);
});
});
});
describe('should prerender cached sources', () => {
it('with just cached src', () => {
return new Promise(resolve => {
getVideo(
{
'src': 'https://example-com.cdn.ampproject.org/m/s/video.mp4',
'amp-orig-src': 'https://example.com/video.mp4',
width: 160,
height: 90,
},
null,
element => {
expect(element.implementation_.prerenderAllowed()).to.be.true;
resolve();
}
);
});
});
it('with just cached source', () => {
return new Promise(resolve => {
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'
);
getVideo(
{
width: 160,
height: 90,
},
[source],
element => {
expect(element.implementation_.prerenderAllowed()).to.be.true;
resolve();
}
);
});
});
it('with a mix or cached and non-cached', () => {
return new Promise(resolve => {
const source = doc.createElement('source');
source.setAttribute('src', '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',
'https://example.com/video.mp4'
);
getVideo(
{
src: 'video.mp4',
width: 160,
height: 90,
},
[source, cachedSource],
element => {
expect(element.implementation_.prerenderAllowed()).to.be.true;
resolve();
}
);
});
});
});
describe.skip('before visible', () => {
it('should move cached src to source during prerender', async () => {
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',
});
video = v.querySelector('video');
expect(video.hasAttribute('src')).to.be.false;
// also make sure removed from amp-video since Stories media-pool
// may copy it back from amp-video.
expect(v.hasAttribute('src')).to.be.false;
expect(v.hasAttribute('type')).to.be.false;
const sources = video.querySelectorAll('source');
expect(sources.length).to.equal(1);
const cachedSource = sources[0];
expect(cachedSource.getAttribute('src')).to.equal(
'https://example-com.cdn.ampproject.org/m/s/video.mp4'
);
expect(cachedSource.getAttribute('type')).to.equal('video/mp4');
});
it('should add cached sources to video', async () => {
const s1 = doc.createElement('source');
s1.setAttribute(
'src',
'https://example-com.cdn.ampproject.org/m/s/video1.mp4'
);
s1.setAttribute('amp-orig-src', 'https://example.com/video1.mp4');
s1.setAttribute('type', 'video/mp4');
const s2 = doc.createElement('source');
s2.setAttribute(
'src',
'https://example-com.cdn.ampproject.org/m/s/video2.mp4'
);
s2.setAttribute('amp-orig-src', 'https://example.com/video2.mp4');
const v = await getVideo({}, [s1, s2]);
video = v.querySelector('video');
expect(video.hasAttribute('src')).to.be.false;
const sources = video.querySelectorAll('source');
expect(sources.length).to.equal(2);
expect(sources[0].getAttribute('src')).to.equal(
'https://example-com.cdn.ampproject.org/m/s/video1.mp4'
);
expect(sources[0].getAttribute('type')).to.equal('video/mp4');
expect(sources[1].getAttribute('src')).to.equal(
'https://example-com.cdn.ampproject.org/m/s/video2.mp4'
);
expect(sources[1].getAttribute('type')).to.be.null;
expect(sources[0]).to.equal(s1);
expect(sources[1]).to.equal(s2);
});
it('should NOT add non-cached sources to video', async () => {
const cached = doc.createElement('source');
cached.setAttribute(
'src',
'https://example-com.cdn.ampproject.org/m/s/video.mp4'
);
cached.setAttribute('amp-orig-src', 'https://example.com/video1.mp4');
const noncached = doc.createElement('source');
noncached.setAttribute('src', 'video.mp4');
const v = await getVideo({}, [cached, noncached]);
video = v.querySelector('video');
expect(video.hasAttribute('src')).to.be.false;
const sources = video.querySelectorAll('source');
expect(sources.length).to.equal(1);
expect(sources[0].getAttribute('src')).to.equal(
'https://example-com.cdn.ampproject.org/m/s/video.mp4'
);
expect(sources[0]).to.equal(cached);
});
it('preload should be set to auto if not specified', async () => {
const v = await getVideo(
{
'src': 'https://example-com.cdn.ampproject.org/m/s/video.mp4',
'amp-orig-src': 'https://example.com/video.mp4',
},
null
);
video = v.querySelector('video');
expect(video.getAttribute('preload')).to.equal('auto');
});
it('preload should not be overwritten if specified', async () => {
const v = await getVideo(
{
'src': 'https://example-com.cdn.ampproject.org/m/s/video.mp4',
'amp-orig-src': 'https://example.com/video.mp4',
'preload': 'none',
},
null
);
video = v.querySelector('video');
expect(video.getAttribute('preload')).to.equal('none');
});
});
describe.skip('after visible', () => {
it('should add original source after cache one - single src', async () => {
const v = await getVideo({
'src': 'https://example-com.cdn.ampproject.org/m/s/video.mp4',
'amp-orig-src': 'https://example.com/video.mp4',
});
const ampVideoElement = v;
video = v.querySelector('video');
makeVisible();
visiblePromise;
expect(video.hasAttribute('src')).to.be.false;
// also make sure removed from amp-video since Stories media-pool
// may copy it back from amp-video.
expect(ampVideoElement.hasAttribute('src')).to.be.false;
expect(ampVideoElement.hasAttribute('type')).to.be.false;
const sources = video.querySelectorAll('source');
expect(sources.length).to.equal(2);
expect(sources[0].getAttribute('src')).to.equal(
'https://example-com.cdn.ampproject.org/m/s/video.mp4'
);
expect(sources[1].getAttribute('src')).to.equal(
'https://example.com/video.mp4'
);
});
it('should add original source after cache one - multiple source', async () => {
const s1 = doc.createElement('source');
s1.setAttribute(
'src',
'https://example-com.cdn.ampproject.org/m/s/video1.mp4'
);
s1.setAttribute('amp-orig-src', 'https://example.com/video1.mp4');
const s2 = doc.createElement('source');
s2.setAttribute(
'src',
'https://example-com.cdn.ampproject.org/m/s/video2.mp4'
);
s2.setAttribute('amp-orig-src', 'https://example.com/video2.mp4');
const v = await getVideo({}, [s1, s2]);
video = v.querySelector('video');
makeVisible();
visiblePromise;
expect(video.hasAttribute('src')).to.be.false;
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/video1.mp4'
);
expect(sources[1].getAttribute('src')).to.equal(
'https://example.com/video1.mp4'
);
expect(sources[2].getAttribute('src')).to.equal(
'https://example-com.cdn.ampproject.org/m/s/video2.mp4'
);
expect(sources[3].getAttribute('src')).to.equal(
'https://example.com/video2.mp4'
);
});
});
describe('isCachedByCDN', () => {
it('must have amp-orig-src attribute', () => {
return new Promise(resolve => {
getVideo(
{
'src': 'https://example-com.cdn.ampproject.org/m/s/video.mp4',
width: 160,
height: 90,
},
null,
element => {
expect(element.implementation_.isCachedByCDN_(element)).to.be
.false;
resolve();
}
);
});
});
it('must be CDN url', () => {
return new Promise(resolve => {
getVideo(
{
'src':
'https://example-com.cdn.FAKEampproject.org/m/s/video.mp4',
'amp-orig-src': 'https://example.com/video.mp4',
width: 160,
height: 90,
},
null,
element => {
expect(element.implementation_.isCachedByCDN_(element)).to.be
.false;
resolve();
}
);
});
});
});