ionic-framework/packages/react/test/base/src/OutputTarget.test.tsx

import { IonButton } from '@ionic/react';
import { fireEvent, render, screen } from '@testing-library/react';
import React from 'react';

test('should support onDoubleClick bindings', () => {
  const mockFn = jest.fn();

  render(<IonButton onDoubleClick={mockFn}>Click me</IonButton>);

  // Simulate a double click on the button
  fireEvent.dblClick(screen.getByText('Click me'));

  expect(mockFn).toBeCalled();
});