// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
var port = null;
this.onsync = function(e) {
if (port) {
e.waitUntil(new Promise(function(resolve) {
// Add a small delay to respond so we can exercise and test the
// offline->online transition.
// NOTE: the following setTimeout() is not a requirement for this test. It
// is here to just demonstrate that the test passes with a bit of
// asynchrony.
setTimeout(function() {
port.postMessage('SYNC: ' + e.tag);
resolve();
}, 0);
}));
}
};
this.onmessage = function(e) {
port = e.ports[0];
if (e.data != 'connect') {
port.postMessage('SW received unexpected message');
return;
}
port.postMessage('connected');
};