/** * @magentoDbIsolation enabled */ public function testSaveExtra() { $this->_model->loadByUsername(Magento_Test_Bootstrap::ADMIN_NAME); $this->_model->saveExtra(array('test' => 'val')); $this->_model->loadByUsername(Magento_Test_Bootstrap::ADMIN_NAME); $extra = unserialize($this->_model->getExtra()); $this->assertEquals($extra['test'], 'val'); }