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   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  /**
  18   * PHPUnit testcase class for atto equation upgrade lib.
  19   *
  20   * @package    atto_equation
  21   * @copyright  2015 Sam Chaffee <sam@moodlerooms.com>
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  defined('MOODLE_INTERNAL') || die();
  25  
  26  /**
  27   * PHPUnit testcase class for atto equation upgrade lib.
  28   *
  29   * @package    atto_equation
  30   * @copyright  2015 Sam Chaffee <sam@moodlerooms.com>
  31   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  32   */
  33  class atto_equation_upgradelib_testcase extends advanced_testcase {
  34      /**
  35       * The name of the plugin in config_plugins.
  36       */
  37      const SETTING_PLUGIN = 'atto_equation';
  38  
  39      /**
  40       * The name of the setting in config_plugins.
  41       */
  42      const SETTING_NAME = 'librarygroup4';
  43  
  44      /**
  45       * Does testsuite set up.
  46       */
  47      public function setUp() {
  48          $this->resetAfterTest();
  49      }
  50  
  51      /**
  52       * Tests the upgradelib atto_equation_update_librarygroup4_setting function.
  53       */
  54      public function test_update_librarygroup4_update() {
  55          global $CFG;
  56          require_once($CFG->libdir . '/editor/atto/plugins/equation/db/upgradelib.php');
  57  
  58          $originaldefaults = [
  59              '\sum{a,b}',
  60              '\int_{a}^{b}{c}',
  61              '\iint_{a}^{b}{c}',
  62              '\iiint_{a}^{b}{c}',
  63              '\oint{a}',
  64              '(a)',
  65              '[a]',
  66              '\lbrace{a}\rbrace',
  67              '\left| \begin{matrix} a_1 & a_2 \\ a_3 & a_4 \end{matrix} \right|',
  68          ];
  69  
  70          $newconfig = '
  71  \sum{a,b}
  72  \sqrt[a]{b+c}
  73  \int_{a}^{b}{c}
  74  \iint_{a}^{b}{c}
  75  \iiint_{a}^{b}{c}
  76  \oint{a}
  77  (a)
  78  [a]
  79  \lbrace{a}\rbrace
  80  \left| \begin{matrix} a_1 & a_2 \\ a_3 & a_4 \end{matrix} \right|
  81  \frac{a}{b+c}
  82  \vec{a}
  83  \binom {a} {b}
  84  {a \brack b}
  85  {a \brace b}
  86  ';
  87  
  88          // Test successful update using windows line endings.
  89          $originaldefaultswindows = "\r\n" . implode("\r\n", $originaldefaults) . "\r\n";
  90          set_config(self::SETTING_NAME, $originaldefaultswindows, self::SETTING_PLUGIN);
  91          atto_equation_update_librarygroup4_setting();
  92  
  93          $this->assertEquals($newconfig, get_config(self::SETTING_PLUGIN, self::SETTING_NAME));
  94  
  95          // Test successful update using linux line .
  96          $originaldefaultslinux = "\n" . implode("\n", $originaldefaults) . "\n";
  97          set_config(self::SETTING_NAME, $originaldefaultslinux, self::SETTING_PLUGIN);
  98          atto_equation_update_librarygroup4_setting();
  99  
 100          $this->assertEquals($newconfig, get_config(self::SETTING_PLUGIN, self::SETTING_NAME));
 101  
 102          // Alter the original configuration by removing one of the equations.
 103          $alteredconfig = array_slice($originaldefaults, 0, -1);
 104  
 105          // Test no update using windows line endings.
 106          $alteredconfigwindows = "\r\n" . implode("\r\n", $alteredconfig) . "\r\n";
 107          set_config(self::SETTING_NAME, $alteredconfigwindows, self::SETTING_PLUGIN);
 108          atto_equation_update_librarygroup4_setting();
 109  
 110          $this->assertEquals($alteredconfigwindows, get_config(self::SETTING_PLUGIN, self::SETTING_NAME));
 111  
 112          // Test no update using linux line endings.
 113          $alteredconfiglinux = "\n" . implode("\n", $alteredconfig) . "\n";
 114          set_config(self::SETTING_NAME, $alteredconfiglinux, self::SETTING_PLUGIN);
 115          atto_equation_update_librarygroup4_setting();
 116  
 117          $this->assertEquals($alteredconfiglinux, get_config(self::SETTING_PLUGIN, self::SETTING_NAME));
 118  
 119          // Test no configuration.
 120          unset_config(self::SETTING_NAME, self::SETTING_PLUGIN);
 121          atto_equation_update_librarygroup4_setting();
 122  
 123          $this->assertFalse(get_config(self::SETTING_PLUGIN, self::SETTING_NAME));
 124      }
 125  }