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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/shadow-dom/declarative/declarative-with-disabled-shadow.tentative.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>
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diff --git a/testing/web-platform/tests/shadow-dom/declarative/declarative-with-disabled-shadow.tentative.html b/testing/web-platform/tests/shadow-dom/declarative/declarative-with-disabled-shadow.tentative.html
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+++ b/testing/web-platform/tests/shadow-dom/declarative/declarative-with-disabled-shadow.tentative.html
@@ -0,0 +1,31 @@
+<!DOCTYPE html>
+<title>Declarative Shadow DOM with shadow disabled</title>
+<link rel='author' href='mailto:masonf@chromium.org'>
+<link rel='help' href='https://github.com/whatwg/dom/issues/831'>
+<script src='/resources/testharness.js'></script>
+<script src='/resources/testharnessreport.js'></script>
+
+<body>
+<script>
+class ShadowDisabledElement extends HTMLElement {
+ static get disabledFeatures() {
+ return ['shadow'];
+ }
+}
+customElements.define('shadow-disabled',ShadowDisabledElement);
+</script>
+
+<shadow-disabled>
+ <template shadowrootmode="open"><span id=inside/></template>
+</shadow-disabled>
+
+<script>
+test(t => {
+ let element = document.querySelector('shadow-disabled');
+ assert_true(element instanceof ShadowDisabledElement);
+ let template = element.querySelector('template');
+ assert_true(!!template, 'Declarative shadow attach should fail, since shadow-disabled is true');
+ assert_true(!element.shadowRoot, 'Shadow root should not be present on custom element');
+}, 'Declarative Shadow DOM: declarative shadow should fail if attachShadow() already called');
+</script>
+</body>