public function testGetTitle() { $tag = new Collapse('foo'); $title = $tag->getTitle(); $this->assertInstanceOf(GenericTag::class, $title); $this->assertEquals('<legend' . ' data-opened-indicator="<i class="glyphicon glyphicon-chevron-down"></i>"' . ' data-closed-indicator="<i class="glyphicon glyphicon-chevron-right"></i>"' . '>' . '<a data-toggle="collapse"></a>' . '</legend>', $title->getHTML()); }