| function match_query(query_string) { |
| return self.location.search.substr(1) == query_string; |
| } |
| |
| function navigate_test(e) { |
| var port = e.data.port; |
| var url = e.data.url; |
| |
| return clients.matchAll({ includeUncontrolled : true }) |
| .then(function(client_list) { |
| for (var i = 0; i < client_list.length; i++) { |
| var client = client_list[i]; |
| if (client.frameType == 'nested') { |
| return client.navigate(url); |
| } |
| } |
| port.postMessage('Could not locate window client.'); |
| }) |
| .then(function(new_client) { |
| if (new_client === null) |
| port.postMessage(new_client); |
| else |
| port.postMessage(new_client.url); |
| }) |
| .catch(function(error) { |
| port.postMessage(error.name); |
| }); |
| } |
| |
| function getTestClient() { |
| return clients.matchAll({ includeUncontrolled: true }) |
| .then(function(client_list) { |
| for (var i = 0; i < client_list.length; i++) { |
| var client = client_list[i]; |
| |
| if (/windowclient-navigate\.https\.html/.test(client.url)) { |
| return client; |
| } |
| } |
| |
| throw new Error('Service worker was unable to locate test client.'); |
| }); |
| } |
| |
| function waitForMessage(client) { |
| var channel = new MessageChannel(); |
| client.postMessage({ port: channel.port2 }, [channel.port2]); |
| |
| return new Promise(function(resolve) { |
| channel.port1.onmessage = resolve; |
| }); |
| } |
| |
| // The worker must remain in the "installing" state for the duration of some |
| // sub-tests. In order to achieve this coordination without relying on global |
| // state, the worker must create a message channel with the client from within |
| // the "install" event handler. |
| if (match_query('installing')) { |
| self.addEventListener('install', function(e) { |
| e.waitUntil(getTestClient().then(waitForMessage)); |
| }); |
| } |
| |
| self.addEventListener('message', function(e) { |
| e.waitUntil(navigate_test(e)); |
| }); |