| // Copyright 2017 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Service worker used in ClearSiteDataThrottleBrowserTest. |
| |
| // Handle all resource requests. |
| self.addEventListener('fetch', function(event) { |
| var url = new URL(event.request.url); |
| |
| // If this is a request for 'resource_from_sw', serve that resource |
| // with a Clear-Site-Data header. |
| if (url.pathname.match('resource_from_sw')) { |
| event.respondWith(new Response( |
| 'Response content is not important, only the header is.', { |
| 'headers': { 'Clear-Site-Data': '"cookies"' } |
| })); |
| return; |
| } |
| |
| // If this is a request for 'resource', let it through. It will be responded |
| // to by the test server. |
| if (url.pathname.match('resource')) |
| return; |
| |
| // Otherwise, serve the default response - a simple HTML page that will |
| // execute the following function: |
| var response_script_body = function(url_search) { |
| // Parse the origin[1234] |url| parameters. |
| var origins = {}; |
| for (var i = 1; i <= 4; i++) { |
| var origin_param_regex = new RegExp('origin' + i + '=([^&=?]+)'); |
| origins[i] = decodeURIComponent(url_search.match(origin_param_regex)[1]); |
| } |
| |
| // Prepare the test cases. |
| var resource_urls = [ |
| origins[1] + 'resource', |
| origins[2] + 'resource_from_sw', |
| origins[3] + 'resource_from_sw', |
| origins[4] + 'resource', |
| origins[1] + 'resource_from_sw', |
| origins[2] + 'resource', |
| origins[3] + 'resource_from_sw', |
| origins[4] + 'another_resource_so_that_the_previous_one_isnt_reused', |
| ]; |
| var header = encodeURIComponent('"cookies"'); |
| |
| // Fetch all resources and report back to the C++ side by setting |
| // the document title. |
| var fetchResource = function(index) { |
| var img = new Image(); |
| document.body.appendChild(img); |
| |
| img.onload = img.onerror = function() { |
| if (index + 1 == resource_urls.length) |
| document.title = "done"; |
| else |
| fetchResource(index + 1); |
| } |
| |
| img.src = resource_urls[index] + "?header=" + header; |
| } |
| fetchResource(0); |
| } |
| |
| // Return the code of |response_script_body| as the response. |
| event.respondWith(new Response( |
| '<html><head></head><body><script>' + |
| '(' + response_script_body.toString() + ')("' + url.search + '")' + |
| '</script></body></html>', |
| { 'headers': { 'Content-Type': 'text/html' } } |
| )); |
| }); |
