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test: update hr-time web platform tests
PR-URL: #44100 Reviewed-By: Feng Yu <F3n67u@outlook.com> Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
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14 changes: 14 additions & 0 deletions
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test/fixtures/wpt/hr-time/clamped-time-origin-isolated.https.html
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<!doctype html> | ||
<html> | ||
<head> | ||
<script src="/resources/testharness.js"></script> | ||
<script src="/resources/testharnessreport.js"></script> | ||
<script src="resources/clamped-time-origin.js"></script> | ||
</head> | ||
<body> | ||
<script> | ||
// Isolated contexts should be clamped to 5 microseconds. | ||
run_test(/*isolated=*/true); | ||
</script> | ||
</body> | ||
</html> |
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test/fixtures/wpt/hr-time/clamped-time-origin-isolated.https.html.headers
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Cross-Origin-Embedder-Policy: require-corp | ||
Cross-Origin-Opener-Policy: same-origin |
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<!doctype html> | ||
<html> | ||
<head> | ||
<script src="/resources/testharness.js"></script> | ||
<script src="/resources/testharnessreport.js"></script> | ||
<script src="resources/clamped-time-origin.js"></script> | ||
</head> | ||
<body> | ||
<script> | ||
// Non-isolated contexts should be clamped to 100 microseconds. | ||
run_test(/*isolated=*/false); | ||
</script> | ||
</body> | ||
</html> |
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test/fixtures/wpt/hr-time/cross-origin-isolated-timing-attack.https.html
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<!DOCTYPE html> | ||
<html> | ||
<head> | ||
<meta charset="utf-8" /> | ||
<title>window.performance.now should not enable timing attacks</title> | ||
<link rel="author" title="W3C" href="http://www.w3.org/" /> | ||
<link rel="help" href="http://w3c.github.io/hr-time/#privacy-security"/> | ||
<script src="/resources/testharness.js"></script> | ||
<script src="/resources/testharnessreport.js"></script> | ||
<script src="resources/timing-attack.js"></script> | ||
<script> | ||
run_test(/*isolated=*/true); | ||
</script> | ||
</head> | ||
<body> | ||
<h1>Description</h1> | ||
<p>The recommended minimum resolution of the Performance interface should be set to 5 microseconds.</p> | ||
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<div id="log"></div> | ||
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</body> | ||
</html> |
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test/fixtures/wpt/hr-time/cross-origin-isolated-timing-attack.https.html.headers
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Cross-Origin-Embedder-Policy: require-corp | ||
Cross-Origin-Opener-Policy: same-origin |
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// META: script=/resources/idlharness-shadowrealm.js | ||
idl_test_shadowrealm(["hr-time"], ["html", "dom"]); |
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test/fixtures/wpt/hr-time/navigation-start-post-before-unload.html
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<!doctype html> | ||
<html> | ||
<head> | ||
<script src="/resources/testharness.js"></script> | ||
<script src="/resources/testharnessreport.js"></script> | ||
</head> | ||
<body> | ||
<script> | ||
function busyWait(millis) { | ||
const start = performance.now(); | ||
while (performance.now() < start + millis) {} | ||
} | ||
promise_test(async t => { | ||
const delay = 3000; | ||
const iframe = document.createElement('iframe'); | ||
iframe.src = './resources/now_frame.html'; | ||
document.body.appendChild(iframe); | ||
await new Promise(resolve => iframe.addEventListener('load', resolve)); | ||
iframe.contentWindow.addEventListener('beforeunload', () => { | ||
busyWait(delay); | ||
}); | ||
iframe.src = './resources/post.html'; | ||
await new Promise(resolve => this.addEventListener('message', ({data}) => { | ||
if (data === 'done') | ||
resolve(); | ||
})); | ||
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const entry = iframe.contentWindow.performance.getEntriesByType('navigation')[0]; | ||
assert_less_than(entry.fetchStart, delay); | ||
}, 'timeOrigin should be set after beforeunload'); | ||
</script> | ||
</body> | ||
</html> |
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test/fixtures/wpt/hr-time/resources/clamped-time-origin.js
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const run_test = isolated => { | ||
// Multiplier to convert the clamped timestamps to microseconds. | ||
const multiplier = 1000; | ||
const windowOrigin = performance.timeOrigin; | ||
// Clamp to at least 5 microseconds in isolated contexts and at least 100 in | ||
// non-isolated ones. | ||
const resolution = isolated ? 5 : 100; | ||
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const create_worker = () => { | ||
return new Promise(resolve => { | ||
const workerScript = 'postMessage({timeOrigin: performance.timeOrigin})'; | ||
const blob = new Blob([workerScript]); | ||
const worker = new Worker(URL.createObjectURL(blob)); | ||
worker.addEventListener('message', event => { | ||
resolve(event.data.timeOrigin); | ||
}); | ||
}); | ||
}; | ||
promise_test(async t => { | ||
assert_equals(self.crossOriginIsolated, isolated, | ||
"crossOriginIsolated is properly set"); | ||
let prev = windowOrigin; | ||
let current; | ||
for (let i = 1; i < 100; ++i) { | ||
current = await create_worker(); | ||
assert_true(current === prev || current - prev > resolution / 1000); | ||
prev = current; | ||
} | ||
}, 'timeOrigins are clamped.'); | ||
}; |
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<!DOCTYPE HTML> | ||
<script> | ||
window.parent.postMessage('done'); | ||
</script> |
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function run_test(isolated) { | ||
let resolution = 100; | ||
if (isolated) { | ||
resolution = 5; | ||
} | ||
test(function() { | ||
function check_resolutions(times, length) { | ||
const end = length - 2; | ||
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// we compare each value with the following ones | ||
for (let i = 0; i < end; i++) { | ||
const h1 = times[i]; | ||
for (let j = i+1; j < end; j++) { | ||
const h2 = times[j]; | ||
const diff = h2 - h1; | ||
assert_true((diff === 0) || ((diff * 1000) >= resolution), | ||
"Differences smaller than ' + resolution + ' microseconds: " + diff); | ||
} | ||
} | ||
return true; | ||
} | ||
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const times = new Array(10); | ||
let index = 0; | ||
let hrt1, hrt2, hrt; | ||
assert_equals(self.crossOriginIsolated, isolated, "Document cross-origin isolated value matches"); | ||
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// rapid firing of performance.now | ||
hrt1 = performance.now(); | ||
hrt2 = performance.now(); | ||
times[index++] = hrt1; | ||
times[index++] = hrt2; | ||
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// ensure that we get performance.now() to return a different value | ||
do { | ||
hrt = performance.now(); | ||
times[index++] = hrt; | ||
} while ((hrt - hrt1) === 0); | ||
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assert_true(check_resolutions(times, index), 'Difference should be at least ' + resolution + ' microseconds.'); | ||
}, 'The recommended minimum resolution of the Performance interface has been set to ' + resolution + ' microseconds for cross-origin isolated contexts.'); | ||
} |
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