public function assertImageStyles(TableNode $expected) {
    $image_style_info = [];
    foreach ($this->getImageStyles() as $image_style) {
      $image_style_info[] = [
        $image_style->label(),
        $image_style->id(),
      ];
    }
    $actual = new TableNode($image_style_info);

    (new TableEqualityAssertion($expected, $actual))
      ->expectHeader([
        'Style name',
        'Machine name',
      ])
      ->ignoreRowOrder()
      ->setMissingRowsLabel(self::missingRowsLabelFor('workflow'))
      ->setUnexpectedRowsLabel(self::unexpectedRowsLabelFor('workflow'))
      ->assert();
  }