mozilla-central/docshell/test/navigation/test_rate_limit_location_change.html

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Test Info: Errors

<!DOCTYPE HTML>
<html>
<!--
-->
<head>
<meta charset="utf-8">
<title>Test for Bug 1314912</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script type="application/javascript">
/** Test for Bug 1314912 */
const RATE_LIMIT_COUNT = 90;
const RATE_LIMIT_TIME_SPAN = 3;
async function setup() {
await SpecialPowers.pushPrefEnv({set: [
["dom.navigation.locationChangeRateLimit.count", RATE_LIMIT_COUNT],
["dom.navigation.locationChangeRateLimit.timespan", RATE_LIMIT_TIME_SPAN]]});
}
let inc = 0;
const rateLimitedFunctions = (win) => ({
"history.replaceState": () => win.history.replaceState(null, "test", `${win.location.href}#${inc++}`),
"history.pushState": () => win.history.pushState(null, "test", `${win.location.href}#${inc++}`),
"history.back": () => win.history.back(),
"history.forward": () => win.history.forward(),
"history.go": () => win.history.go(-1),
"location.href": () => win.location.href = win.location.href + "",
"location.hash": () => win.location.hash = inc++,
"location.host": () => win.location.host = win.location.host + "",
"location.hostname": () => win.location.hostname = win.location.hostname + "",
"location.pathname": () => win.location.pathname = win.location.pathname + "",
"location.port": () => win.location.port = win.location.port + "",
"location.protocol": () => win.location.protocol = win.location.protocol + "",
"location.search": () => win.location.search = win.location.search + "",
"location.assign": () => win.location.assign(`${win.location.href}#${inc++}`),
"location.replace": () => win.location.replace(`${win.location.href}#${inc++}`),
"location.reload": () => win.location.reload(),
});
async function test() {
await setup();
// Open new window and wait for it to load
let win = window.open("blank.html");
await new Promise((resolve) => SimpleTest.waitForFocus(resolve, win))
// Execute the history and location functions
Object.entries(rateLimitedFunctions(win)).forEach(([name, fn]) => {
// Reset the rate limit for the next run.
info("Reset rate limit.");
SpecialPowers.wrap(win).browsingContext.resetLocationChangeRateLimit();
info(`Calling ${name} ${RATE_LIMIT_COUNT} times to reach the rate limit.`);
for(let i = 0; i< RATE_LIMIT_COUNT; i++) {
fn.call(this);
}
// Next calls should throw because we're above the rate limit
for(let i = 0; i < 5; i++) {
SimpleTest.doesThrow(() => fn.call(this), `Call #${RATE_LIMIT_COUNT + i + 1} to ${name} should throw.`);
}
})
// We didn't reset the rate limit after the last loop iteration above.
// Wait for the rate limit timer to expire.
SimpleTest.requestFlakyTimeout("Waiting to trigger rate limit reset.");
await new Promise((resolve) => setTimeout(resolve, 5000));
// Calls should be allowed again.
Object.entries(rateLimitedFunctions(win)).forEach(([name, fn]) => {
let didThrow = false;
try {
fn.call(this);
} catch(error) {
didThrow = true;
}
is(didThrow, false, `Call to ${name} must not throw.`)
});
// Cleanup
win.close();
SpecialPowers.wrap(win).browsingContext.resetLocationChangeRateLimit();
SimpleTest.finish();
}
</script>
</head>
<body onload="setTimeout(test, 0);">
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
</pre>
</body>
</html>