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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/portals/portals-set-src-after-activate.html
parentInitial commit. (diff)
downloadfirefox-upstream.tar.xz
firefox-upstream.zip
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/portals/portals-set-src-after-activate.html')
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diff --git a/testing/web-platform/tests/portals/portals-set-src-after-activate.html b/testing/web-platform/tests/portals/portals-set-src-after-activate.html
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+++ b/testing/web-platform/tests/portals/portals-set-src-after-activate.html
@@ -0,0 +1,38 @@
+<!DOCTYPE html>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="resources/open-blank-host.js"></script>
+<script>
+function nextMessage(target) {
+ return new Promise((resolve, reject) => {
+ target.addEventListener('message', e => resolve(e), {once: true});
+ });
+}
+
+promise_test(async () => {
+ assert_implements("HTMLPortalElement" in self);
+ const w = await openBlankPortalHost();
+ try {
+ const portal = w.document.createElement('portal');
+ portal.src = new URL('resources/simple-portal-adopts-predecessor.html', location.href);
+ w.document.body.appendChild(portal);
+ assert_equals((await nextMessage(portal)).data, 'ready');
+
+ // Intentionally don't await activation finishing; this should work
+ // even if activation is ongoing.
+ let activateDone = portal.activate();
+
+ // TODO(jbroman): It shouldn't be necessary to reinsert the element to
+ // navigate it again, either.
+ w.document.body.removeChild(portal);
+ portal.src = new URL('resources/simple-portal.html', location.href);
+ w.document.body.appendChild(portal);
+ assert_equals((await nextMessage(portal)).data, 'ready');
+
+ // But activation should still resolve, eventually.
+ await activateDone;
+ } finally {
+ w.close();
+ }
+}, "Tests that a portal element can be fully reused after activate has detached it");
+</script>