19 lines
777 B
HTML
19 lines
777 B
HTML
<!doctype html>
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<title>Range.intersectsNode with Shadow DOM</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<div id="host"></div>
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<script>
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test(() => {
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const host = document.getElementById("host");
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host.attachShadow({ mode: "open" }).innerHTML = `<span>ABC</span>`;
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const range = document.createRange();
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range.selectNode(document.body);
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assert_true(range.intersectsNode(host), "Should intersect host");
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assert_false(range.intersectsNode(host.shadowRoot), "Should not intersect shadow root");
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assert_false(range.intersectsNode(host.shadowRoot.firstElementChild), "Should not intersect shadow span");
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}, "Range.intersectsNode() doesn't return true for shadow children in other trees");
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</script>
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