52 lines
No EOL
1.9 KiB
HTML
52 lines
No EOL
1.9 KiB
HTML
<!doctype html>
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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="/common/get-host-info.sub.js"></script>
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<script src="/preload/resources/preload_helper.js"></script>
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<body>
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<script>
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const {REMOTE_ORIGIN} = get_host_info();
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function test_prefetch_change(before, after, expected, label) {
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promise_test(async t => {
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const link = document.createElement('link');
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link.rel = 'prefetch';
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t.add_cleanup(() => link.remove());
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const loadErrorOrTimeout = () => new Promise(resolve => {
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const timeoutMillis = 1000;
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link.addEventListener('load', () => resolve('load'));
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link.addEventListener('error', () => resolve('error'));
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t.step_timeout(() => resolve('timeout'), timeoutMillis);
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});
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for (const attr in before)
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link.setAttribute(attr, before[attr]);
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document.head.appendChild(link);
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const result1 = await loadErrorOrTimeout();
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for (const attr in after) {
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if (attr in before && after[attr] === null)
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link.removeAttribute(attr);
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else
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link.setAttribute(attr, after[attr]);
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}
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const result2 = await loadErrorOrTimeout();
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assert_array_equals([result1, result2], expected);
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}, label);
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}
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test_prefetch_change(
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{href: '/common/square.png?1'},
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{href: '/common/square.png?2'},
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['load', 'load'],
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'Changing a prefetch href should trigger a fetch');
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test_prefetch_change(
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{href: `${REMOTE_ORIGIN}/common/square.png?pipe=header(Access-Control-Allow-Origin, *)`},
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{href: `${REMOTE_ORIGIN}/common/square.png?pipe=header(Access-Control-Allow-Origin, *)`, crossorigin: 'anonymous'},
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['load', 'load'],
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'Changing a prefetch crossorigin attribute should trigger a fetch');
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</script>
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</body> |