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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-21 11:44:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-21 11:44:51 +0000
commit9e3c08db40b8916968b9f30096c7be3f00ce9647 (patch)
treea68f146d7fa01f0134297619fbe7e33db084e0aa /layout/reftests/webcomponents/remove-insertion-point-1.html
parentInitial commit. (diff)
downloadthunderbird-upstream.tar.xz
thunderbird-upstream.zip
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'layout/reftests/webcomponents/remove-insertion-point-1.html')
-rw-r--r--layout/reftests/webcomponents/remove-insertion-point-1.html26
1 files changed, 26 insertions, 0 deletions
diff --git a/layout/reftests/webcomponents/remove-insertion-point-1.html b/layout/reftests/webcomponents/remove-insertion-point-1.html
new file mode 100644
index 0000000000..1b7588daf6
--- /dev/null
+++ b/layout/reftests/webcomponents/remove-insertion-point-1.html
@@ -0,0 +1,26 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+ <script>
+ function tweak() {
+ // div with style "border: 10px solid green"
+ var shadowDiv = document.createElement("div");
+ shadowDiv.style.border = "10px solid green";
+
+ // Insertion point will match nothing and use fallback content.
+ var slot = document.createElement("slot");
+ shadowDiv.appendChild(slot);
+
+ var shadowRoot = document.getElementById('outer').attachShadow({mode: 'open'});
+ shadowRoot.appendChild(shadowDiv);
+
+ // Remove the insertion point from the ShadowRoot, "Hello" should no
+ // longer be rendered.
+ shadowDiv.removeChild(slot);
+ }
+ </script>
+</head>
+<body onload="tweak()">
+<div id="outer">Hello</div>
+</body>
+</html>