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Test Info: Warnings

<!DOCTYPE HTML>
<html>
<head>
<script src="/html/resources/common.js"></script>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="/wai-aria/scripts/aria-utils.js"></script>
<script src="resources/property-reflection-helper.js"></script>
</head>
<body>
<div id="host-container"></div>
<script>
function append_test_declaratively_with_invalid_ref_target(host_container, referenced_element_type) {
host_container.setHTMLUnsafe(`
<div id="host-id">
<template shadowrootmode="open" shadowrootreferencetarget="invalid">
<${referenced_element_type} id="target"></${referenced_element_type}>
</template>
</div>`);
const host = host_container.firstElementChild;
return host;
}
run_test_for_all_reflecting_properties(append_test_declaratively_with_invalid_ref_target, test_idl_setter, "");
</script>
</body>
</html>