class TermLanguageTest

class TermLanguageTest extends TaxonomyTestBase {
  protected static $modules = [
    'language',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  
  /**
   * Vocabulary for testing.
   *
   * @var \Drupal\taxonomy\VocabularyInterface
   */
  protected $vocabulary;
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    // Create an administrative user.
    $this->drupalLogin($this->drupalCreateUser([
      'administer taxonomy',
    ]));
    // Create a vocabulary to which the terms will be assigned.
    $this->vocabulary = $this->createVocabulary();
    // Add some custom languages.
    foreach ([
      'aa',
      'bb',
      'cc',
    ] as $language_code) {
      ConfigurableLanguage::create([
        'id' => $language_code,
        'label' => $this->randomMachineName(),
      ])
        ->save();
    }
  }
  public function testTermLanguage() {
    // Configure the vocabulary to not hide the language selector.
    $edit = [
      'default_language[language_alterable]' => TRUE,
    ];
    $this->drupalGet('admin/structure/taxonomy/manage/' . $this->vocabulary
      ->id());
    $this->submitForm($edit, 'Save');
    // Add a term.
    $this->drupalGet('admin/structure/taxonomy/manage/' . $this->vocabulary
      ->id() . '/add');
    // Check that we have the language selector.
    $this->assertSession()
      ->fieldExists('edit-langcode-0-value');
    // Submit the term.
    $edit = [
      'name[0][value]' => $this->randomMachineName(),
      'langcode[0][value]' => 'aa',
    ];
    $this->submitForm($edit, 'Save');
    $terms = \Drupal::entityTypeManager()->getStorage('taxonomy_term')
      ->loadByProperties([
      'name' => $edit['name[0][value]'],
    ]);
    $term = reset($terms);
    $this->assertEquals($edit['langcode[0][value]'], $term->language()
      ->getId(), 'The term contains the correct langcode.');
    // Check if on the edit page the language is correct.
    $this->drupalGet('taxonomy/term/' . $term->id() . '/edit');
    $this->assertTrue($this->assertSession()
      ->optionExists('edit-langcode-0-value', $edit['langcode[0][value]'])
      ->isSelected());
    // Change the language of the term.
    $edit['langcode[0][value]'] = 'bb';
    $this->drupalGet('taxonomy/term/' . $term->id() . '/edit');
    $this->submitForm($edit, 'Save');
    // Check again that on the edit page the language is correct.
    $this->drupalGet('taxonomy/term/' . $term->id() . '/edit');
    $this->assertTrue($this->assertSession()
      ->optionExists('edit-langcode-0-value', $edit['langcode[0][value]'])
      ->isSelected());
  }
  public function testDefaultTermLanguage() {
    // Configure the vocabulary to not hide the language selector, and make the
    // default language of the terms fixed.
    $edit = [
      'default_language[langcode]' => 'bb',
      'default_language[language_alterable]' => TRUE,
    ];
    $this->drupalGet('admin/structure/taxonomy/manage/' . $this->vocabulary
      ->id());
    $this->submitForm($edit, 'Save');
    $this->drupalGet('admin/structure/taxonomy/manage/' . $this->vocabulary
      ->id() . '/add');
    $this->assertTrue($this->assertSession()
      ->optionExists('edit-langcode-0-value', 'bb')
      ->isSelected());
    // Make the default language of the terms to be the current interface.
    $edit = [
      'default_language[langcode]' => 'current_interface',
      'default_language[language_alterable]' => TRUE,
    ];
    $this->drupalGet('admin/structure/taxonomy/manage/' . $this->vocabulary
      ->id());
    $this->submitForm($edit, 'Save');
    $this->drupalGet('aa/admin/structure/taxonomy/manage/' . $this->vocabulary
      ->id() . '/add');
    $this->assertTrue($this->assertSession()
      ->optionExists('edit-langcode-0-value', 'aa')
      ->isSelected());
    $this->drupalGet('bb/admin/structure/taxonomy/manage/' . $this->vocabulary
      ->id() . '/add');
    $this->assertTrue($this->assertSession()
      ->optionExists('edit-langcode-0-value', 'bb')
      ->isSelected());
    // Change the default language of the site and check if the default terms
    // language is still correctly selected.
    $this->config('system.site')
      ->set('default_langcode', 'cc')
      ->save();
    $edit = [
      'default_language[langcode]' => LanguageInterface::LANGCODE_SITE_DEFAULT,
      'default_language[language_alterable]' => TRUE,
    ];
    $this->drupalGet('admin/structure/taxonomy/manage/' . $this->vocabulary
      ->id());
    $this->submitForm($edit, 'Save');
    $this->drupalGet('admin/structure/taxonomy/manage/' . $this->vocabulary
      ->id() . '/add');
    $this->assertTrue($this->assertSession()
      ->optionExists('edit-langcode-0-value', 'cc')
      ->isSelected());
  }
  
  /**
   * Tests that translated terms are displayed correctly on the term overview.
   */
  public function testTermTranslatedOnOverviewPage() {
    // Configure the vocabulary to not hide the language selector.
    $edit = [
      'default_language[language_alterable]' => TRUE,
    ];
    $this->drupalGet('admin/structure/taxonomy/manage/' . $this->vocabulary
      ->id());
    $this->submitForm($edit, 'Save');
    // Add a term.
    $this->drupalGet('admin/structure/taxonomy/manage/' . $this->vocabulary
      ->id() . '/add');
    // Submit the term.
    $edit = [
      'name[0][value]' => $this->randomMachineName(),
      'langcode[0][value]' => 'aa',
    ];
    $this->submitForm($edit, 'Save');
    $terms = \Drupal::entityTypeManager()->getStorage('taxonomy_term')
      ->loadByProperties([
      'name' => $edit['name[0][value]'],
    ]);
    $term = reset($terms);
    // Add a translation for that term.
    $translated_title = $this->randomMachineName();
    $term->addTranslation('bb', [
      'name' => $translated_title,
    ]);
    $term->save();
    // Overview page in the other language shows the translated term
    $this->drupalGet('bb/admin/structure/taxonomy/manage/' . $this->vocabulary
      ->id() . '/overview');
    $this->assertSession()
      ->responseMatches('|<a[^>]*>' . $translated_title . '</a>|');
  }

}