function LanguageBrowserDetectionTest::testUIBrowserLanguageMappings

Tests for adding, editing and deleting mappings between browser language codes and Drupal language codes.

File

core/modules/language/tests/src/Functional/LanguageBrowserDetectionTest.php, line 26

Class

LanguageBrowserDetectionTest

Tests browser language detection.

Namespace

Code

public function testUIBrowserLanguageMappings() {
  // User to manage languages.
  $admin_user = $this->drupalCreateUser([
    'administer languages',
    'access administration pages',
  ]);
  $this->drupalLogin($admin_user);
  // Check that the configure link exists.
  $this->drupalGet('admin/config/regional/language/detection');
  $this->assertLinkByHref('admin/config/regional/language/detection/browser');
  // Check that defaults are loaded from language.mappings.yml.
  $this->drupalGet('admin/config/regional/language/detection/browser');
  $this->assertField('edit-mappings-zh-cn-browser-langcode', 'zh-cn', 'Chinese browser language code found.');
  $this->assertField('edit-mappings-zh-cn-drupal-langcode', 'zh-hans-cn', 'Chinese Drupal language code found.');
  // Delete zh-cn language code.
  $browser_langcode = 'zh-cn';
  $this->drupalGet('admin/config/regional/language/detection/browser/delete/' . $browser_langcode);
  $message = t('Are you sure you want to delete @browser_langcode?', [
    '@browser_langcode' => $browser_langcode,
  ]);
  $this->assertRaw($message);
  // Confirm the delete.
  $edit = [];
  $this->drupalPostForm('admin/config/regional/language/detection/browser/delete/' . $browser_langcode, $edit, t('Confirm'));
  // We need raw here because %browser will add HTML.
  $t_args = [
    '%browser' => $browser_langcode,
  ];
  $this->assertRaw(t('The mapping for the %browser browser language code has been deleted.', $t_args), 'The test browser language code has been deleted.');
  // Check we went back to the browser negotiation mapping overview.
  $this->assertUrl(Url::fromRoute('language.negotiation_browser', [], [
    'absolute' => TRUE,
  ])->toString());
  // Check that ch-zn no longer exists.
  $this->assertNoField('edit-mappings-zh-cn-browser-langcode', 'Chinese browser language code no longer exists.');
  // Add a new custom mapping.
  $edit = [
    'new_mapping[browser_langcode]' => 'xx',
    'new_mapping[drupal_langcode]' => 'en',
  ];
  $this->drupalPostForm('admin/config/regional/language/detection/browser', $edit, t('Save configuration'));
  $this->assertUrl(Url::fromRoute('language.negotiation_browser', [], [
    'absolute' => TRUE,
  ])->toString());
  $this->assertField('edit-mappings-xx-browser-langcode', 'xx', 'Browser language code found.');
  $this->assertField('edit-mappings-xx-drupal-langcode', 'en', 'Drupal language code found.');
  // Add the same custom mapping again.
  $this->drupalPostForm('admin/config/regional/language/detection/browser', $edit, t('Save configuration'));
  $this->assertText('Browser language codes must be unique.');
  // Change browser language code of our custom mapping to zh-sg.
  $edit = [
    'mappings[xx][browser_langcode]' => 'zh-sg',
    'mappings[xx][drupal_langcode]' => 'en',
  ];
  $this->drupalPostForm('admin/config/regional/language/detection/browser', $edit, t('Save configuration'));
  $this->assertText(t('Browser language codes must be unique.'));
  // Change Drupal language code of our custom mapping to zh-hans.
  $edit = [
    'mappings[xx][browser_langcode]' => 'xx',
    'mappings[xx][drupal_langcode]' => 'zh-hans',
  ];
  $this->drupalPostForm('admin/config/regional/language/detection/browser', $edit, t('Save configuration'));
  $this->assertUrl(Url::fromRoute('language.negotiation_browser', [], [
    'absolute' => TRUE,
  ])->toString());
  $this->assertField('edit-mappings-xx-browser-langcode', 'xx', 'Browser language code found.');
  $this->assertField('edit-mappings-xx-drupal-langcode', 'zh-hans', 'Drupal language code found.');
}