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    // Verify that a translation set which has an empty target string can be

    // updated without any database error.

    db_update('locales_target')

      ->fields(array('translation' => ''))

      ->condition('language', $langcode, '=')

      ->condition('lid', $lid, '=')

      ->execute();

    $this->drupalPost('admin/config/regional/translate/edit/' . $lid, $edit, t('Save translations'));

    $this->assertText(t('The string has been saved.'), 'The string has been saved.');

  /**

   * Verifies that nodes may be created with different languages.

   */

  function testNodeCreationWithLanguage() {

    // Create an admin user and log them in.

    $perms = array(

      // Standard node permissions.

      'create page content',

      'administer content types',

      'administer nodes',

      'bypass node access',

      // Locale.

      'administer languages',

    );

    $web_user = $this->drupalCreateUser($perms);

    $this->drupalLogin($web_user);

    // Create some test nodes using different langcodes.

    foreach (array(LANGUAGE_NONE, 'en', 'fr') as $langcode) {

      $node_args = array(

        'type' => 'page',

        'promote' => 1,

        'language' => $langcode,

      );

      $node = $this->drupalCreateNode($node_args);

      $node_reloaded = node_load($node->nid, NULL, TRUE);

      $this->assertEqual($node_reloaded->language, $langcode, format_string('The language code of the node was successfully set to @langcode.', array('@langcode' => $langcode)));

    }

  }

  /**

   * Check URL rewriting when using a domain name and a non-standard port.

   */

  function testDomainNameNegotiationPort() {

    $language_domain = 'example.fr';

    $edit = array(

      'locale_language_negotiation_url_part' => 1,

    );

    $this->drupalPost('admin/config/regional/language/configure/url', $edit, t('Save configuration'));

    $edit = array(

      'prefix' => '',

      'domain' => $language_domain

    );

    $this->drupalPost('admin/config/regional/language/edit/fr', $edit, t('Save language'));

    // Enable domain configuration.

    variable_set('locale_language_negotiation_url_part', LOCALE_LANGUAGE_NEGOTIATION_URL_DOMAIN);

    // Reset static caching.

    drupal_static_reset('language_list');

    drupal_static_reset('language_url_outbound_alter');

    drupal_static_reset('language_url_rewrite_url');

    // In case index.php is part of the URLs, we need to adapt the asserted

    // URLs as well.

    $index_php = strpos(url('', array('absolute' => TRUE)), 'index.php') !== FALSE;

    // Remember current HTTP_HOST.

    $http_host = $_SERVER['HTTP_HOST'];

    // Fake a different port.

    $_SERVER['HTTP_HOST'] .= ':88';

    // Create an absolute French link.

    $languages = language_list();

    $language = $languages['fr'];

    $url = url('', array(

      'absolute' => TRUE,

      'language' => $language

    ));

    $expected = 'http://example.fr:88/';

    $expected .= $index_php ? 'index.php/' : '';

    $this->assertEqual($url, $expected, 'The right port is used.');

    // If we set the port explicitly in url(), it should not be overriden.

    $url = url('', array(

      'absolute' => TRUE,

      'language' => $language,

      'base_url' => $GLOBALS['base_url'] . ':90',

    ));

    $expected = 'http://example.fr:90/';

    $expected .= $index_php ? 'index.php/' : '';

    $this->assertEqual($url, $expected, 'A given port is not overriden.');

    // Restore HTTP_HOST.

    $_SERVER['HTTP_HOST'] = $http_host;

  }

/**

 * Tests locale translation safe string handling.

 */

class LocaleStringIsSafeTest extends DrupalWebTestCase {

  public static function getInfo() {

    return array(

      'name' => 'Test if a string is safe',

      'description' => 'Tests locale translation safe string handling.',

      'group' => 'Locale',

    );

  }

  function setUp() {

    parent::setUp('locale');

  }

  /**

   * Tests for locale_string_is_safe().

   */

  public function testLocaleStringIsSafe() {

    // Check a translatable string without HTML.

    $string = 'Hello world!';

    $result = locale_string_is_safe($string);

    $this->assertTrue($result);

    // Check a translatable string which includes trustable HTML.

    $string = 'Hello <strong>world</strong>!';

    $result = locale_string_is_safe($string);

    $this->assertTrue($result);

    // Check an untranslatable string which includes untrustable HTML (according

    // to the locale_string_is_safe() function definition).

    $string = 'Hello <img src="world.png" alt="world" />!';

    $result = locale_string_is_safe($string);

    $this->assertFalse($result);

    // Check a translatable string which includes a token in an href attribute.

    $string = 'Hi <a href="[current-user:url]">user</a>';

    $result = locale_string_is_safe($string);

    $this->assertTrue($result);

  }

}