<?php

use voku\db\DB;
use voku\helper\Session2DB;

# running from the cli doesn't set $_SESSION
if (!isset($_SESSION)) {
  $_SESSION = array();
}

/**
 * Class SimpleSessionTest
 */
class SimpleSessionTest extends PHPUnit_Framework_TestCase
{

  /**
   * @var DB
   */
  public $db;

  /**
   * @var Session2DB
   */
  public $session2DB;

  /**
   * @var string
   */
  public $session_id = 'test';

  /**
   * __construct
   */
  public function __construct()
  {
    $this->db = DB::getInstance('localhost', 'root', '', 'mysql_test');
  }

  public function testGetSettings()
  {
    $settings = $this->session2DB->get_settings();

    self::assertSame('3600 seconds (60 minutes)', $settings['session.gc_maxlifetime']);
    self::assertSame('1', $settings['session.gc_probability']);
    self::assertSame('1000', $settings['session.gc_divisor']);
    self::assertContains('0.1', $settings['probability']);
    self::assertContains('%', $settings['probability']);
  }

  public function testBasic()
  {
    $_SESSION['test'] = 123;
    $this->session2DB->write($this->session_id, serialize($_SESSION));

    self::assertSame(123, $_SESSION['test']);

    // ---

    $_SESSION['null'] = null;
    $this->session2DB->write($this->session_id, serialize($_SESSION));

    self::assertSame(null, $_SESSION['null']);
  }

  public function testBasic2()
  {
    $data = $this->session2DB->read($this->session_id);
    $_SESSION = unserialize($data);

    self::assertSame(123, $_SESSION['test']);

    // ---

    $data = $this->session2DB->read($this->session_id);
    $_SESSION = unserialize($data);

    self::assertSame(null, $_SESSION['null']);
  }

  public function testBasic3WithDbCheck()
  {
    $data = $this->session2DB->read($this->session_id);
    $_SESSION = unserialize($data);

    self::assertSame(123, $_SESSION['test']);

    $result = $this->db->select('session_data', array('hash' => $this->session2DB->get_fingerprint()));
    $data = $result->fetchArray();
    $sessionDataFromDb = unserialize($data['session_data']);
    self::assertSame(123, $sessionDataFromDb['test']);
  }

  public function testDestroy()
  {
    $sessionsCount1 = $this->session2DB->get_active_sessions();
    $this->session2DB->destroy($this->session_id);
    $sessionsCount2 = $this->session2DB->get_active_sessions();

    self::assertSame(1, $sessionsCount1);
    self::assertSame(0, $sessionsCount2);
    self::assertSame(0, count($_SESSION));
  }

  public function testFlashdata()
  {
    $this->session2DB->set_flashdata('test2', 'lall');
    self::assertSame('lall', $_SESSION['test2']);

    $this->session2DB->_manage_flashdata();
    self::assertSame('lall', $_SESSION['test2']);

    $this->session2DB->_manage_flashdata();
    self::assertSame(false, isset($_SESSION['test2']));
  }

  public function setUp()
  {
    $this->session2DB = new Session2DB('teste21321_!!', 3600, true, false, 1, 1000, 'session_data', 60, $this->db);
  }

}