class PrivateFileOnTranslatedEntityTest

class PrivateFileOnTranslatedEntityTest extends FileFieldTestBase {
    use ContentTranslationTestTrait;
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'language',
        'content_translation',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * The name of the file field used in the test.
     *
     * @var string
     */
    protected $fieldName;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        // Create the "Basic page" node type.
        $this->drupalCreateContentType([
            'type' => 'page',
            'name' => 'Basic page',
        ]);
        // Create a file field on the "Basic page" node type.
        $this->fieldName = $this->randomMachineName();
        $this->createFileField($this->fieldName, 'node', 'page', [
            'uri_scheme' => 'private',
        ]);
        // Create and log in user.
        $permissions = [
            'access administration pages',
            'administer content translation',
            'administer content types',
            'administer languages',
            'create content translations',
            'create page content',
            'edit any page content',
            'translate any entity',
        ];
        $admin_user = $this->drupalCreateUser($permissions);
        $this->drupalLogin($admin_user);
        // Add a second language.
        static::createLanguageFromLangcode('fr');
        // Enable translation for "Basic page" nodes.
        static::enableContentTranslation('node', 'page');
        static::setFieldTranslatable('node', 'page', $this->fieldName, TRUE);
    }
    
    /**
     * Tests private file fields on translated nodes.
     */
    public function testPrivateLanguageFile() : void {
        // Verify that the file field on the "Basic page" node type is translatable.
        $definitions = \Drupal::service('entity_field.manager')->getFieldDefinitions('node', 'page');
        $this->assertTrue($definitions[$this->fieldName]
            ->isTranslatable(), 'Node file field is translatable.');
        // Create a default language node.
        $default_language_node = $this->drupalCreateNode([
            'type' => 'page',
        ]);
        // Edit the node to upload a file.
        $file = File::create([
            'uri' => $this->drupalGetTestFiles('text')[0]->uri,
        ]);
        $file->save();
        $default_language_node->set($this->fieldName, $file->id());
        $default_language_node->save();
        $last_fid_prior = $this->getLastFileId();
        // Languages are cached on many levels, and we need to clear those caches.
        $this->rebuildContainer();
        // Ensure the file can be downloaded.
        \Drupal::entityTypeManager()->getStorage('node')
            ->resetCache([
            $default_language_node->id(),
        ]);
        $node = Node::load($default_language_node->id());
        $node_file = File::load($node->{$this->fieldName}->target_id);
        $this->drupalGet($node_file->createFileUrl(FALSE));
        $this->assertSession()
            ->statusCodeEquals(200);
        // Translate the node into French.
        $node->addTranslation('fr', [
            'title' => $this->randomString(),
        ]);
        $node->save();
        // Remove the existing file.
        $existing_file = $node->{$this->fieldName}->entity;
        if ($existing_file) {
            $node->set($this->fieldName, NULL);
            $existing_file->delete();
            $node->save();
        }
        // Upload a different file.
        $default_language_node = $node->getTranslation('fr');
        $file = File::create([
            'uri' => $this->drupalGetTestFiles('text')[1]->uri,
        ]);
        $file->save();
        $default_language_node->set($this->fieldName, $file->id());
        $default_language_node->save();
        $last_fid = $this->getLastFileId();
        // Verify the translation was created.
        \Drupal::entityTypeManager()->getStorage('node')
            ->resetCache([
            $default_language_node->id(),
        ]);
        $default_language_node = Node::load($default_language_node->id());
        $this->assertTrue($default_language_node->hasTranslation('fr'), 'Node found in database.');
        // Verify that the new file got saved.
        $this->assertGreaterThan($last_fid_prior, $last_fid);
        // Ensure the file attached to the translated node can be downloaded.
        $french_node = $default_language_node->getTranslation('fr');
        $node_file = File::load($french_node->{$this->fieldName}->target_id);
        $this->drupalGet($node_file->createFileUrl(FALSE));
        $this->assertSession()
            ->statusCodeEquals(200);
    }

}