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-rw-r--r--layout/reftests/selection/shadow-tree-order-1.html18
1 files changed, 18 insertions, 0 deletions
diff --git a/layout/reftests/selection/shadow-tree-order-1.html b/layout/reftests/selection/shadow-tree-order-1.html
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+<!doctype html>
+<p id="above">Something to <span>find</span> above</p>
+<p id="host"></p>
+<p id="below">Something to <span>find</span> below</p>
+<script>
+ document.getElementById("host").attachShadow({ mode: "open" }).innerHTML = `
+ Something to <span>find</span> in the shadow
+ `.trim();
+ let selection = getSelection();
+ selection.removeAllRanges();
+ for (let id of ["above", "host", "below"]) {
+ let element = document.getElementById(id);
+ let span = (element.shadowRoot || element).querySelector("span");
+ let range = document.createRange();
+ range.selectNode(span);
+ selection.addRange(range);
+ }
+</script>