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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
commit0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch)
treea31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /testing/web-platform/tests/speculation-rules/prerender/restriction-web-serial.tentative.https.html
parentInitial commit. (diff)
downloadfirefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz
firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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diff --git a/testing/web-platform/tests/speculation-rules/prerender/restriction-web-serial.tentative.https.html b/testing/web-platform/tests/speculation-rules/prerender/restriction-web-serial.tentative.https.html
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+++ b/testing/web-platform/tests/speculation-rules/prerender/restriction-web-serial.tentative.https.html
@@ -0,0 +1,49 @@
+<!DOCTYPE html>
+<title>Access to the Web Serial API is deferred</title>
+<meta name="timeout" content="long">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/common/utils.js"></script>
+<script src="/speculation-rules/prerender/resources/utils.js"></script>
+<body>
+<script>
+setup(() => assertSpeculationRulesIsSupported());
+
+promise_test(async t => {
+ const uid = token();
+ const bc = new PrerenderChannel('test-channel', uid);
+
+ const gotMessage = new Promise(resolve => {
+ bc.addEventListener('message', e => {
+ resolve(e.data);
+ }, {
+ once: true
+ });
+ });
+ const url = `resources/web-serial.https.html?uid=${uid}`;
+ window.open(url, '_blank', 'noopener');
+
+ const result = await gotMessage;
+ const expected = [
+ {event: 'started waiting navigator.serial.getPorts', prerendering: true},
+ {event: 'prerendering change', prerendering: false},
+ {event: 'finished waiting navigator.serial.getPorts', prerendering: false},
+ ];
+ // The spec, https://wicg.github.io/nav-speculation/prerendering.html#patch-serial,
+ // says that Web Serial API has delay while prerendering for
+ // requestPort(). As this test uses getPorts(), it's a tentative test.
+ assert_equals(result.length, expected.length);
+ for (let i = 0; i < result.length; i++) {
+ assert_equals(result[i].event, expected[i].event, `event[${i}]`);
+ assert_equals(result[i].prerendering, expected[i].prerendering,
+ `prerendering[${i}]`);
+ }
+ bc.close();
+
+ // Send a close signal to PrerenderEventCollector on the prerendered page.
+ new PrerenderChannel('close', uid).postMessage('');
+}, `the access to the Web Serial API should be deferred until the prerendered
+ page is activated`);
+
+</script>
+</body>