38 lines
1.3 KiB
HTML
38 lines
1.3 KiB
HTML
<!DOCTYPE html>
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<title>Prerendering cannot invoke the Screen Capture API</title>
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<meta name="variant" content="?target_hint=_self">
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<meta name="variant" content="?target_hint=_blank">
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<meta name="timeout" content="long">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/common/utils.js"></script>
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<script src="../resources/utils.js"></script>
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<script src="resources/utils.js"></script>
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<body>
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<script>
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setup(() => assertSpeculationRulesIsSupported());
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promise_test(async t => {
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const uid = token();
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const bc = new PrerenderChannel('prerender-channel', uid);
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const gotMessage = new Promise(resolve => {
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bc.addEventListener('message', e => {
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resolve(e.data);
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}, {
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once: true
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});
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});
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// Start prerendering a page that attempts to invoke the Screen Capture API.
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// This API is activated-gated so it's expected to fail:
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// https://wicg.github.io/nav-speculation/prerendering.html#implicitly-restricted
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const rule_extras = {'target_hint': getTargetHint()};
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startPrerendering(
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`resources/screen-capture.https.html?uid=${uid}`, rule_extras);
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const result = await gotMessage;
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assert_equals(result, 'InvalidStateError');
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bc.close();
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}, `prerendering pages should not be able to invoke the Screen Capture API`);
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</script>
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