yaffs.net Git - yaffs-website/blob - web/core/tests/Drupal/KernelTests/Core/Config/ConfigSnapshotTest.php

   1 <?php
   2
   3 namespace Drupal\KernelTests\Core\Config;
   4
   5 use Drupal\Core\Config\StorageComparer;
   6 use Drupal\KernelTests\KernelTestBase;
   7
   8 /**
   9  * Tests config snapshot creation and updating.
  10  *
  11  * @group config
  12  */
  13 class ConfigSnapshotTest extends KernelTestBase {
  14
  15   /**
  16    * Modules to enable.
  17    *
  18    * @var array
  19    */
  20   public static $modules = ['config_test', 'system'];
  21
  22   /**
  23    * {@inheritdoc}
  24    */
  25   protected function setUp() {
  26     parent::setUp();
  27     // Update the config snapshot. This allows the parent::setUp() to write
  28     // configuration files.
  29     \Drupal::service('config.manager')->createSnapshot(\Drupal::service('config.storage'), \Drupal::service('config.storage.snapshot'));
  30     $this->copyConfig($this->container->get('config.storage'), $this->container->get('config.storage.sync'));
  31   }
  32
  33   /**
  34    * Tests config snapshot creation and updating.
  35    */
  36   public function testSnapshot() {
  37     $active = $this->container->get('config.storage');
  38     $sync = $this->container->get('config.storage.sync');
  39     $snapshot = $this->container->get('config.storage.snapshot');
  40     $config_manager = $this->container->get('config.manager');
  41     $config_name = 'config_test.system';
  42     $config_key = 'foo';
  43     $new_data = 'foobar';
  44
  45     $active_snapshot_comparer = new StorageComparer($active, $snapshot, $config_manager);
  46     $sync_snapshot_comparer = new StorageComparer($sync, $snapshot, $config_manager);
  47
  48     // Verify that we have an initial snapshot that matches the active
  49     // configuration. This has to be true as no config should be installed.
  50     $this->assertFalse($active_snapshot_comparer->createChangelist()->hasChanges());
  51
  52     // Install the default config.
  53     $this->installConfig(['config_test']);
  54     // Although we have imported config this has not affected the snapshot.
  55     $this->assertTrue($active_snapshot_comparer->reset()->hasChanges());
  56
  57     // Update the config snapshot.
  58     \Drupal::service('config.manager')->createSnapshot($active, $snapshot);
  59
  60     // The snapshot and active config should now contain the same config
  61     // objects.
  62     $this->assertFalse($active_snapshot_comparer->reset()->hasChanges());
  63
  64     // Change a configuration value in sync.
  65     $sync_data = $this->config($config_name)->get();
  66     $sync_data[$config_key] = $new_data;
  67     $sync->write($config_name, $sync_data);
  68
  69     // Verify that active and snapshot match, and that sync doesn't match
  70     // active.
  71     $this->assertFalse($active_snapshot_comparer->reset()->hasChanges());
  72     $this->assertTrue($sync_snapshot_comparer->createChangelist()->hasChanges());
  73
  74     // Import changed data from sync to active.
  75     $this->configImporter()->import();
  76
  77     // Verify changed config was properly imported.
  78     \Drupal::configFactory()->reset($config_name);
  79     $this->assertIdentical($this->config($config_name)->get($config_key), $new_data);
  80
  81     // Verify that a new snapshot was created which and that it matches
  82     // the active config.
  83     $this->assertFalse($active_snapshot_comparer->reset()->hasChanges());
  84   }
  85
  86 }