/
edge.js
146 lines (128 loc) · 4.6 KB
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edge.js
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/*
* Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree.
*/
/* eslint-env node */
const chai = require('chai');
const expect = chai.expect;
const sinon = require('sinon');
const sinonChai = require('sinon-chai');
chai.use(sinonChai);
describe('Edge shim', () => {
const shim = require('../../dist/edge/edge_shim');
let window;
const ua15025 = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) ' +
'AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 ' +
'Safari/537.36 Edge/15.15025';
beforeEach(() => {
window = {
navigator: {
userAgent: ua15025,
mediaDevices: {},
getDisplayMedia: sinon.stub,
},
};
shim.shimPeerConnection(window);
});
it('creates window.RTCPeerConnection', () => {
delete window.RTCPeerConnection;
shim.shimPeerConnection(window);
expect(window.RTCPeerConnection).not.to.equal(undefined);
});
it('overrides window.RTCPeerConnection if it exists', () => {
window.RTCPeerConnection = true;
shim.shimPeerConnection(window);
expect(window.RTCPeerConnection).not.to.equal(true);
});
describe('filtering of STUN and TURN servers', () => {
const edgeVersion = 15025;
const {filterIceServers} = require('../../dist/edge/filtericeservers');
it('converts legacy url member to urls', () => {
const result = filterIceServers([
{url: 'turn:stun.l.google.com:19302?transport=udp'}
], edgeVersion);
expect(result).to.deep.equal([
{urls: 'turn:stun.l.google.com:19302?transport=udp'}
]);
});
it('filters STUN before r14393', () => {
const result = filterIceServers([
{urls: 'stun:stun.l.google.com'}
], 14392);
expect(result).to.deep.equal([]);
});
it('does filter STUN without protocol after r14393', () => {
const result = filterIceServers([
{urls: 'stun:stun.l.google.com'}
], edgeVersion);
expect(result).to.deep.equal([]);
});
it('does filter STUN with protocol even after r14393', () => {
const result = filterIceServers([
{urls: 'stun:stun.l.google.com:19302?transport=udp'}
], edgeVersion);
expect(result).to.deep.equal([]);
});
it('filters incomplete TURN urls', () => {
const result = filterIceServers([
{urls: 'turn:stun.l.google.com'},
{urls: 'turn:stun.l.google.com:19302'}
], edgeVersion);
expect(result).to.deep.equal([]);
});
it('filters TURN TCP', () => {
const result = filterIceServers([
{urls: 'turn:stun.l.google.com:19302?transport=tcp'}
], edgeVersion);
expect(result).to.deep.equal([]);
});
describe('removes all but the first server of a type', () => {
it('in separate entries', () => {
const result = filterIceServers([
{urls: 'stun:stun.l.google.com'},
{urls: 'turn:stun.l.google.com:19301?transport=udp'},
{urls: 'turn:stun.l.google.com:19302?transport=udp'}
], edgeVersion);
expect(result).to.deep.equal([
{urls: 'turn:stun.l.google.com:19301?transport=udp'}
]);
});
it('in urls entries', () => {
const result = filterIceServers([
{urls: [
'turn:stun.l.google.com:19301?transport=udp',
'turn:stun.l.google.com:19302?transport=udp'
]}
], edgeVersion);
expect(result).to.deep.equal([
{urls: ['turn:stun.l.google.com:19301?transport=udp']}
]);
});
});
});
describe('getDisplayMedia shim', () => {
it('does nothing if navigator.getDisplayMedia does not exist', () => {
delete window.navigator.getDisplayMedia;
shim.shimGetDisplayMedia(window);
expect(window.navigator.mediaDevices.getDisplayMedia).to.equal(undefined);
});
it('does not if navigator.mediaDevices does not exist', () => {
delete window.navigator.mediaDevices;
shim.shimGetDisplayMedia(window);
expect(window.navigator.mediaDevices).to.equal(undefined);
});
it('does not overwrite an existing ' +
'navigator.mediaDevices.getDisplayMedia', () => {
window.navigator.mediaDevices.getDisplayMedia = 'foo';
shim.shimGetDisplayMedia(window);
expect(window.navigator.mediaDevices.getDisplayMedia).to.equal('foo');
});
it('shims navigator.mediaDevices.getDisplayMedia', () => {
shim.shimGetDisplayMedia(window);
expect(window.navigator.mediaDevices.getDisplayMedia).to.be.a('function');
});
});
});