public function testSetDataAttrib()
{
$tag = new Tag(['tag' => 'div']);
$tag->data('foo', 'bar');
$this->assertEquals('bar', $tag->getAttrib('data-foo'));
}
/**
*
* @param string $title
* @param string $placement left|right|top|bottom
* @return \PhpBootstrap\Html\Tag
*/
public function tooltip($title, $placement = 'left')
{
$this->tag->data('toggle', 'tooltip')->data('placement', $placement)->setAttrib('title', $title);
return $this;
}