import { render, screen } from '@testing-library/svelte';
import userEvent from '@testing-library/user-event';
import { beforeEach, expect, test, describe, it, vi } from 'vitest';
import CreateConversationForm from '$lib/components/CreateConversationForm.svelte';

const user = userEvent.setup();

const mocks = vi.hoisted(() => ({
  createConversation: vi.fn(),
}));

describe('CreateConversationForm', async () => {
  beforeEach(async () => {
    render(CreateConversationForm, {
      createConversation: mocks.createConversation,
    });
  });

  describe('creates conversations', async () => {
    it('with a non-empty name', async () => {
      const input = screen.getByRole('textbox');
      await user.type(input, 'conversation name');

      const create = screen.getByRole('button');
      await user.click(create);

      expect(mocks.createConversation).toHaveBeenCalledExactlyOnceWith('conversation name');
    });

    it('with an empty name', async () => {
      const create = screen.getByRole('button');
      await user.click(create);

      expect(mocks.createConversation).toHaveBeenCalledExactlyOnceWith('');
    });
  });
});