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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  namespace cachestore_static;
  18  
  19  use cache_definition;
  20  use cache_store;
  21  use cachestore_static;
  22  
  23  defined('MOODLE_INTERNAL') || die();
  24  
  25  // Include the necessary evils.
  26  global $CFG;
  27  require_once($CFG->dirroot.'/cache/tests/fixtures/stores.php');
  28  require_once($CFG->dirroot.'/cache/stores/static/lib.php');
  29  
  30  /**
  31   * Static unit test class.
  32   *
  33   * @package    cachestore_static
  34   * @copyright  2013 Sam Hemelryk
  35   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  36   */
  37  class store_test extends \cachestore_tests {
  38      /**
  39       * Returns the static class name
  40       * @return string
  41       */
  42      protected function get_class_name() {
  43          return 'cachestore_static';
  44      }
  45  
  46      /**
  47       * Test the maxsize option.
  48       */
  49      public function test_maxsize() {
  50          $defid = 'phpunit/testmaxsize';
  51          $config = \cache_config_testing::instance();
  52          $config->phpunit_add_definition($defid, array(
  53              'mode' => cache_store::MODE_REQUEST,
  54              'component' => 'phpunit',
  55              'area' => 'testmaxsize',
  56              'maxsize' => 3
  57          ));
  58          $definition = cache_definition::load($defid, $config->get_definition_by_id($defid));
  59          $instance = cachestore_static::initialise_test_instance($definition);
  60  
  61          $this->assertTrue($instance->set('key1', 'value1'));
  62          $this->assertTrue($instance->set('key2', 'value2'));
  63          $this->assertTrue($instance->set('key3', 'value3'));
  64  
  65          $this->assertTrue($instance->has('key1'));
  66          $this->assertTrue($instance->has('key2'));
  67          $this->assertTrue($instance->has('key3'));
  68  
  69          $this->assertTrue($instance->set('key4', 'value4'));
  70          $this->assertTrue($instance->set('key5', 'value5'));
  71  
  72          $this->assertFalse($instance->has('key1'));
  73          $this->assertFalse($instance->has('key2'));
  74          $this->assertTrue($instance->has('key3'));
  75          $this->assertTrue($instance->has('key4'));
  76          $this->assertTrue($instance->has('key5'));
  77  
  78          $this->assertFalse($instance->get('key1'));
  79          $this->assertFalse($instance->get('key2'));
  80          $this->assertEquals('value3', $instance->get('key3'));
  81          $this->assertEquals('value4', $instance->get('key4'));
  82          $this->assertEquals('value5', $instance->get('key5'));
  83  
  84          // Test adding one more.
  85          $this->assertTrue($instance->set('key6', 'value6'));
  86          $this->assertFalse($instance->get('key3'));
  87  
  88          // Test reducing and then adding to make sure we don't lost one.
  89          $this->assertTrue($instance->delete('key6'));
  90          $this->assertTrue($instance->set('key7', 'value7'));
  91          $this->assertEquals('value4', $instance->get('key4'));
  92  
  93          // Set the same key three times to make sure it doesn't count overrides.
  94          for ($i = 0; $i < 3; $i++) {
  95              $this->assertTrue($instance->set('key8', 'value8'));
  96          }
  97  
  98          $this->assertEquals('value7', $instance->get('key7'), 'Overrides are incorrectly incrementing size');
  99  
 100          // Test adding many.
 101          $this->assertEquals(3, $instance->set_many(array(
 102              array('key' => 'keyA', 'value' => 'valueA'),
 103              array('key' => 'keyB', 'value' => 'valueB'),
 104              array('key' => 'keyC', 'value' => 'valueC')
 105          )));
 106          $this->assertEquals(array(
 107              'key4' => false,
 108              'key5' => false,
 109              'key6' => false,
 110              'key7' => false,
 111              'keyA' => 'valueA',
 112              'keyB' => 'valueB',
 113              'keyC' => 'valueC'
 114          ), $instance->get_many(array(
 115              'key4', 'key5', 'key6', 'key7', 'keyA', 'keyB', 'keyC'
 116          )));
 117      }
 118  
 119      /**
 120       * Simple test to verify igbinary availability and check basic serialization is working ok.
 121       */
 122      public function test_igbinary_serializer() {
 123          // Skip if igbinary is not available.
 124          if (!extension_loaded('igbinary')) {
 125              $this->markTestSkipped('Cannot test igbinary serializer. Extension missing');
 126          }
 127          // Prepare the static instance.
 128          $defid = 'phpunit/igbinary';
 129          $config = \cache_config_testing::instance();
 130          $config->phpunit_add_definition($defid, array(
 131              'mode' => cache_store::MODE_REQUEST,
 132              'component' => 'phpunit',
 133              'area' => 'testigbinary'
 134          ));
 135          $definition = cache_definition::load($defid, $config->get_definition_by_id($defid));
 136          $instance = cachestore_static::initialise_test_instance($definition);
 137          // Prepare an object.
 138          $obj = new \stdClass();
 139          $obj->someint = 9;
 140          $obj->somestring = '99';
 141          $obj->somearray = [9 => 999, '99' => '9999'];
 142          // Serialize and set.
 143          $objser = igbinary_serialize($obj);
 144          $instance->set('testigbinary', $objser);
 145          // Get and unserialize.
 146          $res = $instance->get('testigbinary');
 147          $resunser = igbinary_unserialize($res);
 148          // Check expectations.
 149          $this->assertSame($objser, $res);     // Ok from cache (ig-serialized, 100% same string).
 150          $this->assertEquals($obj, $resunser); // Ok ig-unserialized (equal
 151          $this->assertNotSame($obj, $resunser);// but different objects, obviously).
 152      }
 153  }