TOAST를 이용한 PHP Codeigniter TDD 알아보기

function Example_tests()
  {
    parent::Toast(__FILE__);
    // Load any models, libraries etc. you need here
  }

function __construct()
  {
    parent::__construct(__FILE__); // <- 여기가 수정됨
    // Load any models, libraries etc. you need here
  }

abstract class Toast extends Controller
{
  // The folder INSIDE /controllers/ where the test classes are located
  // TODO: autoset
  var $test_dir = '/test/';

  var $modelname;
  var $modelname_short;
  var $message;
  var $messages;
  var $asserts;

  function Toast($name)
  {
    parent::Controller();
    $this->load->library('unit_test');
    $this->modelname = $name;
    $this->modelname_short = basename($name, '.php');
    $this->messages = array();
  }

... 생략

abstract class Toast extends CI_Controller // <- 여기가 수정됨
{
  // The folder INSIDE /controllers/ where the test classes are located
  // TODO: autoset
  var $test_dir = '/test/';

  var $modelname;
  var $modelname_short;
  var $message;
  var $messages;
  var $asserts;

  function __construct($name) // <- 여기가 수정됨
  {
    parent::__construct();
    $this->load->library('unit_test');
    $this->modelname = $name;
    $this->modelname_short = basename($name, '.php');
    $this->messages = array();
  }

... 생략

class Toast_all extends Controller
{
  // The folder INSIDE /controllers/ where the test classes are located
  // TODO: autoset
  var $test_dir = '/test/';

  // Files to skip (ie. non-test classes) inside the test dir
  var $skip = array(
    'Toast.php',
    'Toast_all.php'
  );

  // CURL multithreaded mode (only set to true if you are sure your tests
  // don't conflict when run in parallel)
  var $multithreaded = false;

  function Toast_all()
  {
    parent::Controller();
  }

... 생략

class Toast_all extends CI_Controller // <- 여기가 수정됨
{
  // The folder INSIDE /controllers/ where the test classes are located
  // TODO: autoset
  var $test_dir = '/test/';

  // Files to skip (ie. non-test classes) inside the test dir
  var $skip = array(
    'Toast.php',
    'Toast_all.php'
  );

  // CURL multithreaded mode (only set to true if you are sure your tests
  // don't conflict when run in parallel)
  var $multithreaded = false;

  function __construct() // <- 여기가 수정됨
  {
    parent::__construct();
  }

... 생략

<?php

class MY_Loader extends CI_Loader // 원본 CI_Loader 상속
{
    // 생성자에서 부모(CI_Loader) 생성자 실행
    function __construct()
    {
        parent::__construct();
    }

    /**
     * CI_Loader의 model 함수를 그대로 복사한 후
     * 목업 데이터를 이용하기 위한 구분 변수만 추가
     */
    public function model($model, $name = '', $db_conn = FALSE, $is_mock = FALSE)
    {
        /* ... 소스 생략 */

        foreach ($this->_ci_model_paths as $mod_path)
        {
            // 로드할 파일 경로 지정 부분을 분기 처리해 줍니다.
            $filename = $mod_path.($is_mock ? 'mock/' : 'models/').$path.$model.'.php';

            if ( ! file_exists($filename))
            {
                continue;
            }

            if ($db_conn !== FALSE AND ! class_exists('CI_DB'))
            {
                if ($db_conn === TRUE)
                {
                    $db_conn = '';
                }

                $CI->load->database($db_conn, FALSE, TRUE);
            }

            if ( ! class_exists('CI_Model'))
            {
                load_class('Model', 'core');
            }

            require_once($filename);

            $model = ucfirst($model);

            $CI->$name = new $model();

            $this->_ci_models[] = $name;
            return;
        }

        // couldn't find the model
        show_error('Unable to locate the model you have specified: '.$model);
    }
}

//위치 : application/model/product_m.php

<?php
class Product_m extends CI_Model
{
    public function __construct()
    {
        parent::__construct();
    }

    public function select_product_list()
    {
        $sql = '
            SELECT
                no
                , name
                , price
                , inventory
            FROM
                table_product
        ';

        return $this->db->query($sql, $sql)->result();
    }
}

//위치 : application/mock/product_m.php

<?php
class Product_m // Mock 클레스이기 때문에 CI_Model 상속이 필요 없다.
{
    public function select_product_list()
    {
        $list = array();

        for ($i = 0; $i < 3; $i++) {

            $no = ($i + 1);
            $product = new \stdClass();

            $product->no = $no;
            $product->name = 'Mock 테스트 상품 ' . $no;
            $product->price = ($no * 1000);
            $product->inventory = 99;
            $list[] = $product;
        }

        return $list;
    }
}

// application/controllers의 Product.php

// 일반적인 상품 목록 조회
public function product_list() {
        $this->load->model('product_m'); // 일반적인 모델 호출
        $product_list = $this->product_m->select_product_list();

        $this->output->set_content_type('text/json');
        $this->output->set_output(json_encode(array('product_list'=>$product_list)));
  }

// application/controllers의 Product.php

// 일반적인 상품 목록 조회
public function product_list() {
        $this->load->model('product_m', '', false, true); // 마지막 인자인 $is_mock을 true로 설정
        $product_list = $this->product_m->select_product_list();

        $this->output->set_content_type('text/json');
        $this->output->set_output(json_encode(array('product_list'=>$product_list)));
  }

<?php
require_once(APPPATH . '/controllers/test/Toast.php');

class Product_tests extends Toast
{
   /* ... 소스 생략 */
    function test_product_list()
    {
        // Mock class를 이용해 데이터 로드
        $this->load->model('product_m', '', false, true);
        $product_list = $this->product_m->select_product_list();

        $this->message = '테스트용 Mock 정보: ';

        foreach ($product_list as $i=>$product) {
            $this->message .= json_encode($product, JSON_UNESCAPED_UNICODE).PHP_EOL;

            // _assert_equals() 함수를 통해 상품명 검증
            $this->_assert_equals($product_list[$i]->name, 'Mock 테스트 상품 '.($i+1));
        }
    }
}