class MediaSourceFileTest

class MediaSourceFileTest extends MediaFunctionalTestBase {
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  
  /**
   * Tests that it's possible to change the allowed file extensions.
   */
  public function testSourceFieldSettingsEditing() {
    $session = $this->getSession();
    $page = $session->getPage();
    $assert_session = $this->assertSession();
    $media_type = $this->createMediaType('file');
    $media_type_id = $media_type->id();
    $this->assertSame('txt doc docx pdf', FieldConfig::load("media.{$media_type_id}.field_media_file")->get('settings')['file_extensions']);
    $this->drupalGet("admin/structure/media/manage/{$media_type_id}/fields/media.{$media_type_id}.field_media_file");
    // File extension field exists.
    $assert_session->fieldExists('Allowed file extensions');
    // Add another extension.
    $page->fillField('settings[file_extensions]', 'txt, doc, docx, pdf, odt');
    $page->pressButton('Save settings');
    $this->drupalGet("admin/structure/media/manage/{$media_type_id}/fields/media.{$media_type_id}.field_media_file");
    // Verify that new extension is present.
    $assert_session->fieldValueEquals('settings[file_extensions]', 'txt, doc, docx, pdf, odt');
    $this->assertSame('txt doc docx pdf odt', FieldConfig::load("media.{$media_type_id}.field_media_file")->get('settings')['file_extensions']);
  }
  
  /**
   * Ensure source field deletion is not possible.
   */
  public function testPreventSourceFieldDeletion() {
    $media_type = $this->createMediaType('file');
    $media_type_id = $media_type->id();
    $this->drupalGet("admin/structure/media/manage/{$media_type_id}/fields/media.{$media_type_id}.field_media_file/delete");
    $this->assertSession()
      ->statusCodeEquals(403);
  }

}