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Tests/LibWeb: Import Fullscreen WPT tests

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This commit is contained in:
Luke Wilde
2026-01-27 23:17:18 +00:00
committed by Luke Wilde
parent 6491c6bb90
commit 8017f8a7ed
Notes: github-actions[bot] 2026-02-23 18:45:39 +00:00 
Author: https://github.com/Lubrsi
Commit: https://github.com/LadybirdBrowser/ladybird/commit/8017f8a7ed3
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/7649
Reviewed-by: https://github.com/shannonbooth ✅
Reviewed-by: https://github.com/tcl3
153 changed files with 6161 additions and 0 deletions
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65
Tests/LibWeb/Text/input/wpt-import/fullscreen/api/document-exit-fullscreen-nested-in-iframe.html Normal file
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<!DOCTYPE html>
<title>Document#exitFullscreen() for nested fullscreen inside an iframe</title>
<script src="../../resources/testharness.js"></script>
<script src="../../resources/testharnessreport.js"></script>
<script src="../../resources/testdriver.js"></script>
<script src="../../resources/testdriver-vendor.js"></script>
<script src="../trusted-click.js"></script>
<iframe allowfullscreen></iframe>
<script>
async function fullscreenNestedElements(t, iframe, outer, inner) {
// First request fullscreen for the outer element.
await Promise.all([fullScreenChange(), fullScreenChange(iframe.contentDocument), trusted_request(outer)]);
assert_equals(document.fullscreenElement, iframe);
assert_equals(iframe.contentDocument.fullscreenElement, outer);
document.onfullscreenchange = t.unreached_func(
"fullscreenchange event should not be emitted a second time for parent document."
);
// Then request fullscreen for the inner element.
await Promise.all([fullScreenChange(iframe.contentDocument), trusted_request(inner)]);
assert_equals(document.fullscreenElement, iframe);
assert_equals(iframe.contentDocument.fullscreenElement, inner);
document.onfullscreenchange = null;
}
promise_test(async (t) => {
const iframe = document.querySelector("iframe");
await new Promise((resolve) => {
iframe.onload = resolve;
iframe.srcdoc = "<div id='outer'><div id='inner'></div></div>";
});
const iframeDoc = iframe.contentDocument;
const outer = iframeDoc.getElementById("outer");
const inner = iframeDoc.getElementById("inner");
// Fullscreen outer, then inner, 2 elements in toplayer of <iframe>
await fullscreenNestedElements(t, iframe, outer, inner);
// Check if iframe sees (fullscreenchange, element) as per spec
await Promise.all([fullScreenChange(iframeDoc), iframeDoc.exitFullscreen()]);
// First iframe.contentDocument.exitFullscreen()
// should only remove 1 from the top layer of iframe
assert_equals(iframeDoc.fullscreenElement, outer);
assert_equals(document.fullscreenElement, iframe);
// Second exitFullscreen should exit fully from fullscreen, as stated by
// https://fullscreen.spec.whatwg.org/#collect-documents-to-unfullscreen, since
// all documents are now simple fullscreen documents
// https://fullscreen.spec.whatwg.org/#simple-fullscreen-document
await Promise.all([fullScreenChange(document), iframeDoc.exitFullscreen()]);
assert_equals(iframeDoc.fullscreenElement, null);
assert_equals(document.fullscreenElement, null);
await fullscreenNestedElements(t, iframe, outer, inner);
// Exit the top level document from fullscreen - should exit all documents below it as
// per step 13 & 15 in https://fullscreen.spec.whatwg.org/#exit-fullscreen
await Promise.all([fullScreenChange(document), document.exitFullscreen()]);
assert_equals(iframeDoc.fullscreenElement, null);
assert_equals(document.fullscreenElement, null);
}, "Exit fullscreen for nested fullscreen inside an iframe");
</script>