<!--
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<!
DOCTYPE HTML>
<
html>
<
head>
<
title>Bug
982726 - Test service worker post message </
title>
<
script src=
"/tests/SimpleTest/SimpleTest.js"></
script>
<
link rel=
"stylesheet" type=
"text/css" href=
"/tests/SimpleTest/test.css" />
</
head>
<
body>
<p id=
"display"></p>
<
div id=
"content" style=
"display: none"></
div>
<
pre id=
"test"></
pre>
<
script class=
"testbody" type=
"text/javascript">
var registration;
function start() {
return navigator.serviceWorker.register(
"opaque_intercept_worker.js",
{ scope:
"./sw_clients/" })
.then((swr) => registration = swr);
}
function unregister() {
return registration.unregister().then(function(result) {
ok(result,
"Unregister should return true.");
}, function(e) {
dump(
"Unregistering the SW failed with " + e +
"\n");
});
}
function testOpaqueIntercept(swr) {
var p = new Promise(function(res, rej) {
var ready = false;
var scriptLoaded = false;
window.onmessage = function(e) {
if (e.data ===
"READY") {
ok(!ready,
"ready message should only be received once");
ok(!scriptLoaded,
"ready message should be received before script loaded");
if (ready) {
res();
return;
}
ready = true;
iframe.contentWindow.postMessage(
"REFRESH",
"*");
} else if (e.data ===
"SCRIPT_LOADED") {
ok(ready,
"script loaded should be received after ready");
ok(!scriptLoaded,
"script loaded message should be received only once");
scriptLoaded = true;
res();
}
}
});
var content = document.getElementById(
"content");
ok(content,
"Parent exists.");
var iframe = document.createElement(
"iframe");
iframe.setAttribute(
'src',
"sw_clients/refresher.html");
content.appendChild(
iframe);
// Our service worker waits for us to finish installing. If it didn
't do
// this, then loading our
frame would race with it becoming active,
// possibly intercepting the first load of the
iframe. This guarantees
// that our
iframe will load first directly from the network. Note that
// refresher.
html explicitly waits for the service worker to transition to
// active.
registration.installing.postMessage(
"ready");
return p.then(() => content.removeChild(
iframe));
}
function runTest() {
start()
.then(testOpaqueIntercept)
.then(unregister)
.catch(function(e) {
ok(false,
"Some test failed with error " + e);
}).then(SimpleTest.finish);
}
SimpleTest.waitForExplicitFinish();
SpecialPowers.pushPrefEnv({
"set": [
[
"dom.serviceWorkers.exemptFromPerDomainMax", true],
[
"dom.serviceWorkers.enabled", true],
[
"dom.serviceWorkers.testing.enabled", true],
]}, runTest);
</
script>
</
pre>
</
body>
</
html>
