class MediaSourceFileTest

class MediaSourceFileTest extends MediaSourceTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * Tests the file media source.
     */
    public function testMediaFileSource() : void {
        // Skipped due to frequent random test failures.
        $this->markTestSkipped();
        $media_type_id = 'test_media_file_type';
        $source_field_id = 'field_media_file';
        $provided_fields = [
            File::METADATA_ATTRIBUTE_NAME,
            File::METADATA_ATTRIBUTE_SIZE,
            File::METADATA_ATTRIBUTE_MIME,
        ];
        $session = $this->getSession();
        $page = $session->getPage();
        $assert_session = $this->assertSession();
        $this->doTestCreateMediaType($media_type_id, 'file', $provided_fields);
        // Create custom fields for the media type to store metadata attributes.
        $fields = [
            'field_string_file_size' => 'string',
            'field_string_mime_type' => 'string',
        ];
        $this->createMediaTypeFields($fields, $media_type_id);
        // Hide the name field widget to test default name generation.
        $this->hideMediaTypeFieldWidget('name', $media_type_id);
        $this->drupalGet("admin/structure/media/manage/{$media_type_id}");
        $page->selectFieldOption("field_map[" . File::METADATA_ATTRIBUTE_NAME . "]", 'name');
        $page->selectFieldOption("field_map[" . File::METADATA_ATTRIBUTE_SIZE . "]", 'field_string_file_size');
        $page->selectFieldOption("field_map[" . File::METADATA_ATTRIBUTE_MIME . "]", 'field_string_mime_type');
        $page->pressButton('Save');
        $test_filename = $this->randomMachineName() . '.txt';
        $test_filepath = 'public://' . $test_filename;
        file_put_contents($test_filepath, $this->randomMachineName());
        // Create a media item.
        $this->drupalGet("media/add/{$media_type_id}");
        $page->attachFileToField("files[{$source_field_id}_0]", \Drupal::service('file_system')->realpath($test_filepath));
        $result = $assert_session->waitForButton('Remove');
        $this->assertNotEmpty($result);
        $page->pressButton('Save');
        $assert_session->addressEquals('admin/content/media');
        // Get the media entity view URL from the creation message.
        $this->drupalGet($this->assertLinkToCreatedMedia());
        // Make sure a link to the file is displayed.
        $assert_session->linkExists($test_filename);
        // The thumbnail should not be displayed.
        $assert_session->elementNotExists('css', 'img');
        // Make sure checkbox changes the visibility of log message field.
        $this->drupalGet("media/1/edit");
        $page->uncheckField('revision');
        $assert_session->elementAttributeContains('css', '.field--name-revision-log-message', 'style', 'display: none');
        $page->checkField('revision');
        $assert_session->elementAttributeNotContains('css', '.field--name-revision-log-message', 'style', 'display');
        // Load the media and check that all the fields are properly populated.
        $media = Media::load(1);
        $this->assertSame($test_filename, $media->getName());
        $this->assertSame('8', $media->get('field_string_file_size')->value);
        $this->assertSame('text/plain', $media->get('field_string_mime_type')->value);
        // Test the MIME type icon.
        $icon_base = \Drupal::config('media.settings')->get('icon_base_uri');
        \Drupal::service('file_system')->copy($icon_base . '/generic.png', $icon_base . '/text--plain.png');
        $this->drupalGet("media/add/{$media_type_id}");
        $page->attachFileToField("files[{$source_field_id}_0]", \Drupal::service('file_system')->realpath($test_filepath));
        $result = $assert_session->waitForButton('Remove');
        $this->assertNotEmpty($result);
        $page->pressButton('Save');
        $assert_session->elementAttributeContains('css', 'img', 'src', 'text--plain.png');
        // Check if the mapped name is automatically updated.
        $new_filename = $this->randomMachineName() . '.txt';
        $new_filepath = 'public://' . $new_filename;
        file_put_contents($new_filepath, $this->randomMachineName());
        $this->drupalGet("media/1/edit");
        $page->pressButton('Remove');
        $result = $assert_session->waitForField("files[{$source_field_id}_0]");
        $this->assertNotEmpty($result);
        $page->attachFileToField("files[{$source_field_id}_0]", \Drupal::service('file_system')->realpath($new_filepath));
        $result = $assert_session->waitForButton('Remove');
        $this->assertNotEmpty($result);
        $page->pressButton('Save');
        
        /** @var \Drupal\media\MediaInterface $media */
        $media = \Drupal::entityTypeManager()->getStorage('media')
            ->loadUnchanged(1);
        $this->assertEquals($new_filename, $media->getName());
        $assert_session->statusMessageContains("{$new_filename} has been updated.", 'status');
    }

}