people/src/frontend/apps/e2e/__tests__/app-desk/language.spec.ts

import { expect, test } from '@playwright/test';

import { keyCloakSignIn } from './common';

test.beforeEach(async ({ page, browserName }) => {
  await page.goto('/');
  await keyCloakSignIn(page, browserName);
});

test.describe('Language', () => {
  test('checks the language picker', async ({ page }) => {
    await expect(
      page.getByRole('button', {
        name: 'Create a new team',
      }),
    ).toBeVisible();

    const header = page.locator('header').first();
    await header.getByRole('combobox').getByText('EN').click();
    await header.getByRole('option', { name: 'FR' }).click();
    await expect(header.getByRole('combobox').getByText('FR')).toBeVisible();

    await expect(
      page.getByRole('button', {
        name: 'Créer un nouveau groupe',
      }),
    ).toBeVisible();
  });

  // test('checks lang attribute of html tag has same default value as defined');
  test('checks lang attribute of html tag updates when user changes language', async ({
    page,
  }) => {
    const header = page.locator('header').first();

    await header.getByRole('combobox').getByText('EN').click();
    const html = page.locator('html');

    await expect(html).toHaveAttribute('lang', 'en');

    await header.getByRole('option', { name: 'FR' }).click();

    await expect(html).toHaveAttribute('lang', 'fr');
  });
});