Gc\Tab\Collection::addTab PHP Method

    public function addTab(array $array)
    {
        $tabs = $this->getTabs();
        $tabs[] = Model::fromArray($array);
        $this->setData('tabs', $tabs);
    }

 /**
  * Test
  *
  * @return void
  */
 public function testAddTab()
 {
     $this->assertNull($this->object->addTab(array('name' => 'TabTest', 'description' => 'TabTest', 'sort_order' => 2, 'document_type_id' => $this->documentType->getId())));
 }