/** * @jest-environment jsdom */ import { Application } from "stimulus"; import input_char_count_controller from "../../../app/webpacker/controllers/input_char_count_controller"; describe("InputCharCountController", () => { beforeAll(() => { const application = Application.start(); application.register("input-char-count", input_char_count_controller); }); describe("default behavior", () => { beforeEach(() => { document.body.innerHTML = `
`; }); it("handle the content", () => { const input = document.getElementById("input"); const count = document.getElementById("count"); // Default value expect(count.textContent).toBe("5/280"); input.value = "Hello world"; input.dispatchEvent(new Event("keyup")); expect(count.textContent).toBe("11/280"); }); }); });