<?php

if (!defined('BASEPATH'))
    exit('No direct script access allowed');

/**
 * Unit test controller
 *
 * @package SimpleHostingPanel
 * @subpackage Controllers
 * @author kimse
 * @property $shp_users Shp_users
 */
class Unit_test extends CI_Controller {

    var $classes = array(
        'Please select a class',
        'Shp_auth',
        'Shp_authz',
        'Shp_base',
        'Shp_groups',
        'Shp_msg',
        'Shp_profile',
        'Shp_users'
    );
    var $class_methods = array(
        'Please select a class method'
    );
    var $class_method_params = array();
    var $selected_class = 0;
    var $selected_method = 0;
    var $test_result = "";

    /**
     * Loads selected class
     */
    public function __construct() {
        parent::__construct();
        $this->load->helper(array('form', 'url'));
        $this->load->library(array('unit_test', 'form_validation', 'session'));

        $this->selected_class = (int) $this->input->post('selected_class'); // Select the class
        $this->selected_method = (int) $this->input->post('selected_method'); // Select the class method
        // Save the class and method selection in a flash session variable
        $this->session->set_flashdata('last_selected_class', $this->selected_class);
        $this->session->set_flashdata('last_selected_method', $this->selected_method);

        // Reset method selection, if selected class changes
        if ($this->session->flashdata('last_selected_class') != $this->selected_class)
            $this->selected_method = 0; // class changed, reset method selection

        // Get the selected class methods
        if ($this->selected_class > 0)
            $this->_set_class_methods($this->selected_class);
        // Get the selected class's methods
        if ($this->selected_class > 0 && $this->selected_method > 0)
            $this->_set_method_params($this->selected_class, $this->selected_method);
    }

    /**
     * Update method list, with selected class methods
     * @param string $class
     */
    public function _set_class_methods($class) {
        $class_methods = get_class_methods($this->classes[$class]);
        $exclude = array('__construct', $this->class_methods[0]);
        $methods = array();
        foreach ($class_methods as $value) {
            if (!in_array($value, $exclude)) {
                $methods[] = $value;
            }
        }
        $this->class_methods = array_merge($this->class_methods, $methods);
    }

    /**
     * Update method params list, with selected method
     * @param string $class
     * @param string $method
     */
    public function _set_method_params($class, $method) {
        $params = array();
        $r = new ReflectionMethod($this->classes[$class], $this->class_methods[$method]);
        foreach ($r->getParameters() as $param) {
            //$param is an instance of ReflectionParameter
            $params[] = array(
                'name' => $param->getName(),
                'optional' => $param->isOptional(),
                'type' => ($param->isArray() ? 'array' : 'string')
            );
        }
        $this->class_method_params = array_merge($this->class_method_params, $params);
    }

    /**
     * Unit testing UI
     */
    public function index() {

        if ($this->input->post('expected_result') != "" || $this->input->post('expected_types') != "") {

            // Get expected result
            if ($this->input->post('expected_result') != "")
                $expected_result = $this->input->post('expected_result');
            else
                $expected_result = $this->input->post('expected_types');


            // Get class names
            $class_name = $this->classes[$this->input->post('selected_class')];
            $method_name = $this->class_methods[$this->input->post('selected_method')];


            $test_name = $this->input->post('test_name') != "" ? $this->input->post('test_name') : 'Test: ' . $class_name . '::' . $method_name;

            // Get method parameters
            $class_method_params = $this->class_method_params;
            $input_params = array();
            foreach ($class_method_params as $class_method_param) {
                $input_params[] = $this->input->post($class_method_param['name']);
            }

            // Call method and get result
            $method_return = call_user_func_array(array(new $class_name(), $method_name), $input_params);

            // Run unit test
            $this->test_result = $this->unit->run($method_return, $expected_result, $test_name);
        }


        $this->load->view('unit_test/unit_test_index', $this);
    }

}

/* End of file unit_test.php */
/* Location: ./application/controllers/unit_test.php */