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Differences Between: [Versions 310 and 311] [Versions 311 and 400] [Versions 311 and 401] [Versions 311 and 402] [Versions 311 and 403] [Versions 39 and 311]

   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   * DML read/read-write database handle tests for mysqli_native_moodle_database
  19   *
  20   * @package    core
  21   * @category   dml
  22   * @copyright  2018 Srdjan Janković, Catalyst IT
  23   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24   */
  25  
  26  defined('MOODLE_INTERNAL') || die();
  27  
  28  require_once (__DIR__.'/fixtures/read_slave_moodle_database_mock_mysqli.php');
  29  
  30  /**
  31   * DML mysqli_native_moodle_database read slave specific tests
  32   *
  33   * @package    core
  34   * @category   dml
  35   * @copyright  2018 Catalyst IT
  36   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  37   * @covers     \mysqli_native_moodle_database
  38   */
  39  class dml_mysqli_read_slave_test extends base_testcase {
  40      /**
  41       * Test readonly handle is not used for reading from special pg_*() call queries,
  42       * pg_try_advisory_lock and pg_advisory_unlock.
  43       *
  44       * @return void
  45       */
  46      public function test_lock() : void {
  47          $DB = new read_slave_moodle_database_mock_mysqli();
  48  
  49          $this->assertEquals(0, $DB->perf_get_reads_slave());
  50  
  51          $DB->query_start("SELECT GET_LOCK('lock',1)", null, SQL_QUERY_SELECT);
  52          $this->assertTrue($DB->db_handle_is_rw());
  53          $DB->query_end(null);
  54          $this->assertEquals(0, $DB->perf_get_reads_slave());
  55  
  56          $DB->query_start("SELECT RELEASE_LOCK('lock',1)", null, SQL_QUERY_SELECT);
  57          $this->assertTrue($DB->db_handle_is_rw());
  58          $DB->query_end(null);
  59          $this->assertEquals(0, $DB->perf_get_reads_slave());
  60      }
  61  
  62      /**
  63       * Test readonly connection failure with real mysqli connection
  64       *
  65       * @return void
  66       */
  67      public function test_real_readslave_connect_fail() : void {
  68          global $DB;
  69  
  70          if ($DB->get_dbfamily() != 'mysql') {
  71              $this->markTestSkipped("Not mysql");
  72          }
  73  
  74          // Open second connection.
  75          $cfg = $DB->export_dbconfig();
  76          if (!isset($cfg->dboptions)) {
  77              $cfg->dboptions = array();
  78          }
  79          $cfg->dboptions['readonly'] = [
  80              'instance' => ['host.that.is.not'],
  81              'connecttimeout' => 1
  82          ];
  83  
  84          $db2 = moodle_database::get_driver_instance($cfg->dbtype, $cfg->dblibrary);
  85          $db2->connect($cfg->dbhost, $cfg->dbuser, $cfg->dbpass, $cfg->dbname, $cfg->prefix, $cfg->dboptions);
  86          $this->assertTrue(count($db2->get_records('user')) > 0);
  87      }
  88  }