/**
* @license
* Copyright 2016 Google Inc. 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.
*/
'use strict';
const Gather = require('./gather');
class ServiceWorker extends Gather {
/**
* @param {string} url
* @return {string}
*/
static getOrigin(url) {
const parsedURL = require('url').parse(url);
return `${parsedURL.protocol}//${parsedURL.hostname}`;
}
/**
* @param {!Array<!ServiceWorkerVersion>} versions
* @param {string} url
* @return {(!ServiceWorkerVersion|undefined)}
*/
static getActivatedServiceWorker(versions, url) {
const origin = this.getOrigin(url);
return versions.find(v => v.status === 'activated' && this.getOrigin(v.scriptURL) === origin);
}
beforePass(options) {
const driver = options.driver;
return driver
.getServiceWorkerVersions()
.then(data => {
const version = ServiceWorker.getActivatedServiceWorker(data.versions, options.url);
const debugString = version ? undefined : 'No active service worker found for this origin.';
return {
version,
debugString
};
})
.catch(err => {
return {
debugString: `Error in querying Service Worker status: ${err.message}`
};
}).then(artifact => {
this.artifact = artifact;
});
}
}
module.exports = ServiceWorker;
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