/**
* Ensure that an exception is not thrown, if the user does not exist
*/
public function testLoadByUsername()
{
$this->_model->loadByUsername('non_existing_user');
$this->assertNull($this->_model->getId(), 'The admin user has an unexpected ID');
//$this->_model->loadByUsername(Magento_Test_Bootstrap::ADMIN_NAME);
$this->_model->loadByUsername('');
$this->assertNotEmpty($this->_model->getId(), 'The admin user should have been loaded');
}
