public function test_chainingClassBehavior() { $this->assertInstanceOf('\\Ali\\DatatableBundle\\Util\\Datatable', $this->_datatable->setEntity('$entity_name', '$entity_alias')); $this->assertInstanceOf('\\Ali\\DatatableBundle\\Util\\Datatable', $this->_datatable->setFields(array())); $this->assertInstanceOf('\\Ali\\DatatableBundle\\Util\\Datatable', $this->_datatable->setFixedData('$data')); $this->assertInstanceOf('\\Ali\\DatatableBundle\\Util\\Datatable', $this->_datatable->setHasAction(TRUE)); $this->assertInstanceOf('\\Ali\\DatatableBundle\\Util\\Datatable', $this->_datatable->setOrder('$order_field', '$order_type')); $this->assertInstanceOf('\\Ali\\DatatableBundle\\Util\\Datatable', $this->_datatable->setRenderer(function ($value, $key) { return true; })); }