mirror of
https://github.com/servo/servo
synced 2026-05-12 18:06:32 +02:00
86 lines
2.9 KiB
HTML
86 lines
2.9 KiB
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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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>
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// This controller must be on the window so it is visible to the iframe.
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window.sharedController = new AbortController();
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async function fetchJson(url) {
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const response = await fetch(url);
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assert_true(response.ok, 'response should be ok');
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return response.json();
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}
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promise_test(async () => {
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const stateKey = token();
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const controller = new AbortController();
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await fetch(`../resources/infinite-slow-response.py?stateKey=${stateKey}`,
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{
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signal: controller.signal,
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keepalive: true
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});
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const before = await fetchJson(`../resources/stash-take.py?key=${stateKey}`);
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assert_equals(before, 'open', 'connection should be open');
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controller.abort();
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// Spin until the abort completes.
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while (true) {
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const after = await fetchJson(`../resources/stash-take.py?key=${stateKey}`);
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if (after) {
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// stateKey='open' was removed from the dictionary by the first fetch of
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// stash-take.py, so we should only ever see the value 'closed' here.
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assert_equals(after, 'closed', 'connection should have closed');
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break;
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}
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}
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}, 'aborting a keepalive fetch should work');
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promise_test(async t => {
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const key = token();
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const iframeEl = document.querySelector('iframe');
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// Tell the iframe to start the fetch, and wait until it says it has.
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await new Promise(resolve => {
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onmessage = t.step_func(event => {
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assert_equals(event.data, 'started', 'event data should be "started"');
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resolve();
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});
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iframeEl.contentWindow.postMessage(key, '*');
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});
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// Detach the context of the fetch.
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iframeEl.remove();
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sharedController.abort();
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// The abort should not do anything. The connection should stay open. Wait 1
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// second to give time for the fetch to complete.
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await new Promise(resolve => t.step_timeout(resolve, 1000));
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const after = await fetchJson(`../resources/stash-take.py?key=${key}`);
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assert_equals(after, 'on', 'fetch should have completed');
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}, 'aborting a detached keepalive fetch should not do anything');
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</script>
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<iframe srcdoc="
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<!DOCTYPE html>
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<meta charset=utf-8>
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<script>
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onmessage = async event => {
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const key = event.data;
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await fetch(
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`../resources/redirect.py?delay=500&location=` +
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`../resources/stash-put.py%3fkey=${key}%26value=on`,
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{
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signal: parent.sharedController.signal,
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keepalive: true
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});
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parent.postMessage('started', '*');
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};
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</script>
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">
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</iframe>
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