public function testIsVoidElement() { $htmlElement = new HtmlElement(); $this->assertTrue($htmlElement->isVoidElement('input')); $this->assertFalse($htmlElement->isVoidElement('div')); $htmlElement = new HtmlElement('span'); $this->assertFalse($htmlElement->isVoidElement()); $htmlElement = new HtmlElement('br'); $this->assertTrue($htmlElement->isVoidElement()); }