function ContentTranslationLinkTagTest::testCanonicalAlternateTags

Tests alternate link tag found for entity types with canonical links.

File

core/modules/content_translation/tests/src/Functional/ContentTranslationLinkTagTest.php, line 85

Class

ContentTranslationLinkTagTest

Tests whether canonical link tags are present for content entities.

Namespace

Code

public function testCanonicalAlternateTags() {
    
    /** @var \Drupal\Core\Language\LanguageManagerInterface $languageManager */
    $languageManager = $this->container
        ->get('language_manager');
    
    /** @var \Drupal\Core\Entity\EntityTypeManagerInterface $entityTypeManager */
    $entityTypeManager = $this->container
        ->get('entity_type.manager');
    $definition = $entityTypeManager->getDefinition('entity_test_mul');
    $this->assertTrue($definition->hasLinkTemplate('canonical'), 'Canonical link template found for entity_test.');
    $entity = $this->createTranslatableEntity();
    $url_base = $entity->toUrl('canonical')
        ->setAbsolute();
    $langcodes_all = $this->langcodes;
    $langcodes_all[] = $languageManager->getDefaultLanguage()
        ->getId();
    
    /** @var \Drupal\Core\Url[] $urls */
    $urls = array_map(function ($langcode) use ($url_base, $languageManager) {
        $url = clone $url_base;
        return $url->setOption('language', $languageManager->getLanguage($langcode));
    }, array_combine($langcodes_all, $langcodes_all));
    // Ensure link tags for all languages are found on each language variation
    // page of an entity.
    foreach ($urls as $langcode => $url) {
        $this->drupalGet($url);
        foreach ($urls as $langcode_alternate => $url_alternate) {
            $args = [
                ':href' => $url_alternate->toString(),
                ':hreflang' => $langcode_alternate,
            ];
            $links = $this->xpath('head/link[@rel = "alternate" and @href = :href and @hreflang = :hreflang]', $args);
            $message = sprintf('The "%s" translation has the correct alternate hreflang link for "%s": %s.', $langcode, $langcode_alternate, $url->toString());
            $this->assertTrue(isset($links[0]), $message);
        }
    }
}