Mockery\Expectation::_getReturnValue PHP Method

    protected function _getReturnValue(array $args)
    {
        if (count($this->_closureQueue) > 1) {
            return call_user_func_array(array_shift($this->_closureQueue), $args);
        } elseif (count($this->_closureQueue) > 0) {
            return call_user_func_array(current($this->_closureQueue), $args);
        } elseif (count($this->_returnQueue) > 1) {
            return array_shift($this->_returnQueue);
        } elseif (count($this->_returnQueue) > 0) {
            return current($this->_returnQueue);
        }
        return $this->_mock->mockery_returnValueForMethod($this->_name);
    }