mozilla-central/dom/serviceworkers/test/test_worker_reference_gc_timeout.html

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Test Info: Warnings

<!DOCTYPE HTML>
<html>
<!--
-->
<head>
<title>Test for Bug 1317266</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="error_reporting_helpers.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<meta http-equiv="Content-type" content="text/html;charset=UTF-8">
</head>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
</pre>
<script class="testbody" type="text/javascript">
SimpleTest.requestFlakyTimeout("Forcing a race with the cycle collector.");
add_task(function setupPrefs() {
return SpecialPowers.pushPrefEnv({"set": [
["dom.serviceWorkers.enabled", true],
["dom.serviceWorkers.testing.enabled", true],
]});
});
add_task(async function test_worker_ref_gc() {
let registration = await navigator.serviceWorker.register(
"lazy_worker.js", { scope: "./lazy_worker_scope_timeout"} )
.then(function(reg) {
SpecialPowers.exactGC();
var worker = reg.installing;
return new Promise(function(resolve) {
worker.addEventListener('statechange', function() {
info("state is " + worker.state + "\n");
SpecialPowers.exactGC();
if (worker.state === 'activated') {
resolve(reg);
}
});
});
});
ok(true, "Got activated event!");
await registration.unregister();
});
add_task(async function test_worker_ref_gc_ready_promise() {
let wait_active = navigator.serviceWorker.ready.then(function(reg) {
SpecialPowers.exactGC();
ok(reg.active, "Got active worker.");
ok(reg.active.state === "activating", "Worker is in activating state");
return new Promise(function(res) {
reg.active.onstatechange = function(e) {
reg.active.onstatechange = null;
ok(reg.active.state === "activated", "Worker was activated");
res();
}
});
});
let registration = await navigator.serviceWorker.register(
"lazy_worker.js", { scope: "."} );
await wait_active;
await registration.unregister();
});
add_task(async function cleanup() {
await SpecialPowers.popPrefEnv();
});
</script>
</body>
</html>