diff options
| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
| commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
| tree | f435a8308119effd964b339f76abb83a57c29483 /testing/web-platform/tests/speculation-rules/prerender/prerender-while-prerender.html | |
| parent | Initial commit. (diff) | |
| download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip | |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/speculation-rules/prerender/prerender-while-prerender.html')
| -rw-r--r-- | testing/web-platform/tests/speculation-rules/prerender/prerender-while-prerender.html | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/testing/web-platform/tests/speculation-rules/prerender/prerender-while-prerender.html b/testing/web-platform/tests/speculation-rules/prerender/prerender-while-prerender.html new file mode 100644 index 0000000000..8aa80baf52 --- /dev/null +++ b/testing/web-platform/tests/speculation-rules/prerender/prerender-while-prerender.html @@ -0,0 +1,46 @@ +<!DOCTYPE html> +<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="/common/dispatcher/dispatcher.js"></script> +<script src="/html/browsers/browsing-the-web/remote-context-helper/resources/remote-context-helper.js"></script> +<script src="../resources/utils.js"></script> +<script src="resources/utils.js"></script> + +<body> +<script> +setup(() => assertSpeculationRulesIsSupported()); + +// We attempted to write this test using `RemoteContextHelper`. See +// https://github.com/web-platform-tests/wpt/blob/23ed0c7015082f21dd29dd09a545e2979dc3e08c/speculation-rules/prerender/prerender-while-prerender.html. +// +// However, that ended up being flaky in Chromium. See +// https://bugs.chromium.org/p/chromium/issues/detail?id=1517319. +// +// We're unsure yet if that flakiness was due to a test bug or an implementation +// bug. In case it is due to a test bug, we are currently trying the following +// uglier `PrerenderChannel` version. If it is still flaky, then probably it is +// an implementation bug, and we can revert to the prettier +// `RemoteContextHelper` version. + +promise_test(async t => { + const uid = token(); + const channel = new PrerenderChannel("result", uid); + const result = new Promise(r => channel.addEventListener("message", e => r(e.data))); + + window.open( + `resources/prerender-while-prerender-initiator.html?uid=${uid}`, + "_blank", + "noopener" + ); + + assert_equals( + await result, + false, + "document.prerendering in the inner page must be false" + ); + + channel.close(); +}, "Prerendering inside a prerender doesn't work, and navigating inside prerenderingchange is fine"); +</script> |