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<!DOCTYPE HTML>
<html>
<head>
<title>Service worker performance test: registration</title>
</head>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="../utils.js"></script>
<script src="perfutils.js"></script>
<script>
"use strict";
const REGISTRATION = "Registration";
const ACTIVATION = "Activation";
const UNREGISTRATION = "Unregistration";
var journal = [];
journal[REGISTRATION] = [];
journal[ACTIVATION] = [];
journal[UNREGISTRATION] = [];
const ITERATIONS = 10;
var perfMetadata = {
owner: "DOM LWS",
name: "Service Worker Registration",
description: "Test registration, activation, and unregistration.",
options: {
default: {
perfherder: true,
perfherder_metrics: [
// Here, we can't use the constants defined above because perfherder
// grabs data from the parse tree.
{ name: "Registration", unit: "ms", shouldAlert: true },
{ name: "Activation", unit: "ms", shouldAlert: true },
{ name: "Unregistration", unit: "ms", shouldAlert: true },
],
verbose: true,
manifest: "perftest.toml",
manifest_flavor: "plain",
},
},
};
function create_iframe(url) {
return new Promise(function(res) {
let iframe = document.createElement("iframe");
iframe.src = url;
iframe.onload = function() { res(iframe) }
document.body.appendChild(iframe);
});
}
add_task(async () => {
await SpecialPowers.pushPrefEnv({
set: [["dom.serviceWorkers.testing.enabled", true]]
});
async function measure() {
let begin_ts = performance.now();
let reg = await navigator.serviceWorker.register("sw_empty.js");
let reg_ts = performance.now();
await waitForState(reg.installing, "activated");
let act_ts = performance.now();
await reg.unregister();
let unreg_ts = performance.now();
journal[REGISTRATION].push(reg_ts - begin_ts);
journal[ACTIVATION].push(act_ts - reg_ts);
journal[UNREGISTRATION].push(unreg_ts - act_ts);
}
for (let i = 0; i < ITERATIONS; i++) {
await measure();
}
await SpecialPowers.popPrefEnv();
ok(true);
});
add_task(() => {
reportMetrics(journal);
});
</script>
<body>
</body>
</html>
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