/* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at . */ import { isVisible } from "../ui"; describe("ui", () => { it("should return #mount width", () => { if (!document.body) { throw new Error("no document body"); } document.body.innerHTML = "
"; expect(isVisible()).toBe(false); }); });