shlink-web-client/test/utils/DateInput.test.tsx

import { render, screen, waitFor } from '@testing-library/react';
import userEvent from '@testing-library/user-event';
import { Mock } from 'ts-mockery';
import { DateInput, DateInputProps } from '../../src/utils/DateInput';

describe('<DateInput />', () => {
  const setUp = (props: Partial<DateInputProps> = {}) => ({
    user: userEvent.setup(),
    ...render(<DateInput {...Mock.of<DateInputProps>(props)} />),
  });

  it('shows calendar icon when input is not clearable', () => {
    setUp({ isClearable: false });
    expect(screen.getByRole('img', { hidden: true })).toBeInTheDocument();
  });

  it('shows calendar icon when input is clearable but selected value is nil', () => {
    setUp({ isClearable: true, selected: null });
    expect(screen.getByRole('img', { hidden: true })).toBeInTheDocument();
  });

  it('does not show calendar icon when input is clearable', () => {
    setUp({ isClearable: true, selected: new Date() });
    expect(screen.queryByRole('img', { hidden: true })).not.toBeInTheDocument();
  });

  it('shows popper on element click', async () => {
    const { user, container } = setUp({ placeholderText: 'foo' });

    expect(container.querySelector('.react-datepicker')).not.toBeInTheDocument();
    await user.click(screen.getByPlaceholderText('foo'));
    await waitFor(() => expect(container.querySelector('.react-datepicker')).toBeInTheDocument());
  });
});