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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 14:29:10 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 14:29:10 +0000
commit2aa4a82499d4becd2284cdb482213d541b8804dd (patch)
treeb80bf8bf13c3766139fbacc530efd0dd9d54394c /layout/base/tests/chrome/test_shared_adopted_styles.html
parentInitial commit. (diff)
downloadfirefox-upstream.tar.xz
firefox-upstream.zip
Adding upstream version 86.0.1.upstream/86.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'layout/base/tests/chrome/test_shared_adopted_styles.html')
-rw-r--r--layout/base/tests/chrome/test_shared_adopted_styles.html19
1 files changed, 19 insertions, 0 deletions
diff --git a/layout/base/tests/chrome/test_shared_adopted_styles.html b/layout/base/tests/chrome/test_shared_adopted_styles.html
new file mode 100644
index 0000000000..f5b232bce6
--- /dev/null
+++ b/layout/base/tests/chrome/test_shared_adopted_styles.html
@@ -0,0 +1,19 @@
+<!doctype html>
+<meta charset="utf-8">
+<body>
+ <div class="target"></div>
+ <span id="shadowHostA"></span>
+ <span id="shadowHostB"></span>
+</body>
+<script>
+ const sheet = new CSSStyleSheet();
+ sheet.replaceSync(".target { width: 100px; height: 100px; border-style: solid; border-color: blue; }");
+
+ const innerHTMLText = `<div class="target"></div>`
+ shadowHostA.attachShadow({mode: "open"}).innerHTML = innerHTMLText;
+ shadowHostB.attachShadow({mode: "open"}).innerHTML = innerHTMLText;
+
+ document.adoptedStyleSheets = [sheet];
+ shadowHostA.shadowRoot.adoptedStyleSheets = [sheet];
+ shadowHostB.shadowRoot.adoptedStyleSheets = [sheet];
+</script>