✨ Import text-editor code into the repository

frontend/text-editor/editor/Event.test.js

@@ -0,0 +1,29 @@
+import { describe, test, expect, vi } from 'vitest';
+import { addEventListeners, removeEventListeners } from './Event';
+
+/* @vitest-environment jsdom */
+describe('Event', () => {
+  test('addEventListeners should add event listeners to an element using an object', () => {
+    const clickSpy = vi.fn();
+    const events = {
+      click: clickSpy
+    }
+    const element = document.createElement('div');
+    addEventListeners(element, events);
+    element.dispatchEvent(new Event('click'));
+    expect(clickSpy).toBeCalled();
+  });
+
+  test('removeEventListeners should remove event listeners to an element using an object', () => {
+    const clickSpy = vi.fn();
+    const events = {
+      click: clickSpy,
+    };
+    const element = document.createElement("div");
+    addEventListeners(element, events);
+    element.dispatchEvent(new Event("click"));
+    removeEventListeners(element, events);
+    element.dispatchEvent(new Event('click'))
+    expect(clickSpy).toBeCalledTimes(1);
+  })
+});