public function testRegisterPlugin()
{
$view = new BlockView();
$view->vars['block_prefixes'] = ['block', 'container', '_my_container'];
BlockUtils::registerPlugin($view, 'my_plugin');
$this->assertEquals(['block', 'container', 'my_plugin', '_my_container'], $view->vars['block_prefixes']);
}
/**
* {@inheritdoc}
*/
public function finishView(BlockView $view, BlockInterface $block, array $options)
{
BlockUtils::registerPlugin($view, 'taggable_datagrid');
}