EventBus test update

components/utils/test/EventBus.spec.js

@@ -0,0 +1,24 @@
+import EventBus from '../EventBus';
+
+describe('EventBus', () => {
+    it('When eventbus is on, callback should be emitted', () => {
+        const eventBus = new EventBus();
+        const callback = vi.fn();
+
+        eventBus.on('test', callback);
+        eventBus.emit('test');
+
+        expect(callback).toHaveBeenCalled();
+    });
+
+    it('When eventbus is off, callback should be emitted', () => {
+        const eventBus = new EventBus();
+        const callback = vi.fn();
+
+        eventBus.on('test', callback);
+        eventBus.off('test', callback);
+        eventBus.emit('test');
+
+        expect(callback).not.toHaveBeenCalled();
+    });
+});