"use strict"; setup({ allow_uncaught_exception: true }); const invalid_namespace_test = (t, resolver, resolverWindow = window) => { const result = new Promise((resolve, reject) => { const handler = event => { reject(event.error); }; resolverWindow.addEventListener("error", handler); t.add_cleanup(() => { resolverWindow.removeEventListener("error", handler); }); t.step_timeout(resolve, 0); }); assert_throws_dom("NAMESPACE_ERR", () => { document.evaluate("/foo:bar", document.documentElement, resolver); }); return result; };