function LanguageConfigurationTest::testLanguageConfiguration

Functional tests for adding, editing and deleting languages.

File

core/modules/language/tests/src/Functional/LanguageConfigurationTest.php, line 33

Class

LanguageConfigurationTest

Adds and configures languages to check negotiation changes.

Namespace

Code

public function testLanguageConfiguration() {
  // Ensure the after installing the language module the weight of the English
  // language is still 0.
  $this->assertEqual(ConfigurableLanguage::load('en')->getWeight(), 0, 'The English language has a weight of 0.');
  // User to add and remove language.
  $admin_user = $this->drupalCreateUser([
    'administer languages',
    'access administration pages',
  ]);
  $this->drupalLogin($admin_user);
  // Check if the Default English language has no path prefix.
  $this->drupalGet('admin/config/regional/language/detection/url');
  $this->assertFieldByXPath('//input[@name="prefix[en]"]', '', 'Default English has no path prefix.');
  // Check that Add language is a primary button.
  $this->drupalGet('admin/config/regional/language/add');
  $this->assertFieldByXPath('//input[contains(@class, "button--primary")]', 'Add language', 'Add language is a primary button');
  // Add predefined language.
  $edit = [
    'predefined_langcode' => 'fr',
  ];
  $this->drupalPostForm(NULL, $edit, 'Add language');
  $this->assertText('French');
  $this->assertUrl(Url::fromRoute('entity.configurable_language.collection', [], [
    'absolute' => TRUE,
  ])->toString(), [], 'Correct page redirection.');
  // Langcode for Languages is always 'en'.
  $language = $this->config('language.entity.fr')
    ->get();
  $this->assertEqual($language['langcode'], 'en');
  // Check if the Default English language has no path prefix.
  $this->drupalGet('admin/config/regional/language/detection/url');
  $this->assertFieldByXPath('//input[@name="prefix[en]"]', '', 'Default English has no path prefix.');
  // Check if French has a path prefix.
  $this->drupalGet('admin/config/regional/language/detection/url');
  $this->assertFieldByXPath('//input[@name="prefix[fr]"]', 'fr', 'French has a path prefix.');
  // Check if we can change the default language.
  $this->drupalGet('admin/config/regional/language');
  $this->assertFieldChecked('edit-site-default-language-en', 'English is the default language.');
  // Change the default language.
  $edit = [
    'site_default_language' => 'fr',
  ];
  $this->drupalPostForm(NULL, $edit, t('Save configuration'));
  $this->rebuildContainer();
  $this->assertFieldChecked('edit-site-default-language-fr', 'Default language updated.');
  $this->assertUrl(Url::fromRoute('entity.configurable_language.collection', [], [
    'absolute' => TRUE,
    'langcode' => 'fr',
  ])->toString(), [], 'Correct page redirection.');
  // Check if a valid language prefix is added after changing the default
  // language.
  $this->drupalGet('admin/config/regional/language/detection/url');
  $this->assertFieldByXPath('//input[@name="prefix[en]"]', 'en', 'A valid path prefix has been added to the previous default language.');
  // Check if French still has a path prefix.
  $this->drupalGet('admin/config/regional/language/detection/url');
  $this->assertFieldByXPath('//input[@name="prefix[fr]"]', 'fr', 'French still has a path prefix.');
  // Check that prefix can be changed.
  $edit = [
    'prefix[fr]' => 'french',
  ];
  $this->drupalPostForm(NULL, $edit, t('Save configuration'));
  $this->assertFieldByXPath('//input[@name="prefix[fr]"]', 'french', 'French path prefix has changed.');
  // Check that the prefix can be removed.
  $edit = [
    'prefix[fr]' => '',
  ];
  $this->drupalPostForm(NULL, $edit, t('Save configuration'));
  $this->assertNoText(t('The prefix may only be left blank for the selected detection fallback language.'), 'The path prefix can be removed for the default language');
  // Change default negotiation language.
  $this->config('language.negotiation')
    ->set('selected_langcode', 'fr')
    ->save();
  // Check that the prefix of a language that is not the negotiation one
  // cannot be changed to empty string.
  $edit = [
    'prefix[en]' => '',
  ];
  $this->drupalPostForm(NULL, $edit, t('Save configuration'));
  $this->assertText(t('The prefix may only be left blank for the selected detection fallback language.'));
  //  Check that prefix cannot be changed to contain a slash.
  $edit = [
    'prefix[en]' => 'foo/bar',
  ];
  $this->drupalPostForm(NULL, $edit, t('Save configuration'));
  $this->assertText(t('The prefix may not contain a slash.'), 'English prefix cannot be changed to contain a slash.');
  // Remove English language and add a new Language to check if langcode of
  // Language entity is 'en'.
  $this->drupalPostForm('admin/config/regional/language/delete/en', [], t('Delete'));
  $this->rebuildContainer();
  $this->assertRaw(t('The %language (%langcode) language has been removed.', [
    '%language' => 'English',
    '%langcode' => 'en',
  ]));
  // Ensure that French language has a weight of 1 after being created through
  // the UI.
  $french = ConfigurableLanguage::load('fr');
  $this->assertEqual($french->getWeight(), 1, 'The French language has a weight of 1.');
  // Ensure that French language can now have a weight of 0.
  $french->setWeight(0)
    ->save();
  $this->assertEqual($french->getWeight(), 0, 'The French language has a weight of 0.');
  // Ensure that new languages created through the API get a weight of 0.
  $afrikaans = ConfigurableLanguage::createFromLangcode('af');
  $afrikaans->save();
  $this->assertEqual($afrikaans->getWeight(), 0, 'The Afrikaans language has a weight of 0.');
  // Ensure that a new language can be created with any weight.
  $arabic = ConfigurableLanguage::createFromLangcode('ar');
  $arabic->setWeight(4)
    ->save();
  $this->assertEqual($arabic->getWeight(), 4, 'The Arabic language has a weight of 0.');
  $edit = [
    'predefined_langcode' => 'de',
  ];
  $this->drupalPostForm('admin/config/regional/language/add', $edit, 'Add language');
  $language = $this->config('language.entity.de')
    ->get();
  $this->assertEqual($language['langcode'], 'fr');
  // Ensure that German language has a weight of 5 after being created through
  // the UI.
  $french = ConfigurableLanguage::load('de');
  $this->assertEqual($french->getWeight(), 5, 'The German language has a weight of 5.');
}